ua-tracer by Paul Kinlan

ua-tracer

what does a user agent actually fetch, follow & run?

← all traces

Trace 2Xsp4paB

First seen: 2026-06-22 12:51:29.405 UTC
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/149.0.0.0 Safari/537.36

What this user agent did

Directly-referenced assets:

✓ fetched CSS ✓ fetched JS ✓ fetched image ✓ fetched font (HTML)

Document-level link hints:

✓ fetched favicon ✗ fetched apple-touch-icon ✓ fetched web manifest ✓ fetched preload ✓ fetched prefetch

Second-level follows (proves it parsed the linking file):

✓ followed CSS background-image ✓ followed CSS @font-face ✓ followed manifest icon ✓ followed CSS @import

Frames (does it descend into iframes?):

✗ fetched iframe document ✗ descended into iframe (loaded inner image)

Reporting (a report-only CSP is violated by inline styles; reports can arrive via HTTP headers with no JS, or via in-page beacons):

✓ sent a CSP/Reporting report (any path) ✓ delivered via report-uri/Report-To header (no JS) ✗ delivered via in-page beacon (securitypolicyviolation / ReportingObserver)

Social embed (Open Graph / Twitter card images):

✗ fetched og:image ✗ fetched twitter:image

JavaScript execution:

✓ EXECUTED classic JS ✓ EXECUTED ES module ✓ posted client timing

Server-side request waterfall

Every request the server received for this trace, in receive order. +ms is the delta from the homepage request.

ReceivedΔKindMethodUser-Agent
2026-06-22 12:51:29.405 UTC +0 ms homepage GET Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/149.0.0.0 Safari/537.36
request headers (19)
{
  "accept": "text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.7",
  "accept-encoding": "gzip, deflate, br, zstd",
  "accept-language": "en-GB,en-US;q=0.9,en;q=0.8,cy;q=0.7,ja;q=0.6",
  "cookie": "_ga=GA1.3.26732159.1773269736; _ga_ETP7HCLFWK=GS2.1.s1773269736$o1$g0$t1773269740$j56$l0$h0",
  "host": "ua-tracer.paulkinlan-ea.deno.net",
  "priority": "u=0, i",
  "referer": "https://ua-tracer.paulkinlan-ea.deno.net/traces?uap=2",
  "sec-ch-ua": "\"Google Chrome\";v=\"149\", \"Chromium\";v=\"149\", \"Not)A;Brand\";v=\"24\"",
  "sec-ch-ua-mobile": "?0",
  "sec-ch-ua-platform": "\"macOS\"",
  "sec-fetch-dest": "document",
  "sec-fetch-mode": "navigate",
  "sec-fetch-site": "same-origin",
  "sec-fetch-user": "?1",
  "traceparent": "00-c3d9934b162a2a6cc64a3b0f9d1c41a5-84bef032463f4d4c-01",
  "tracestate": "",
  "upgrade-insecure-requests": "1",
  "user-agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/149.0.0.0 Safari/537.36",
  "via": "HTTP/2 ams.vultr.prod.deno-cluster.net"
}
2026-06-22 12:51:29.827 UTC +422 ms CSS GET Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/149.0.0.0 Safari/537.36
request headers (17)
{
  "accept": "text/css,*/*;q=0.1",
  "accept-encoding": "gzip, deflate, br, zstd",
  "accept-language": "en-GB,en-US;q=0.9,en;q=0.8,cy;q=0.7,ja;q=0.6",
  "cookie": "_ga=GA1.3.26732159.1773269736; _ga_ETP7HCLFWK=GS2.1.s1773269736$o1$g0$t1773269740$j56$l0$h0",
  "host": "ua-tracer.paulkinlan-ea.deno.net",
  "priority": "u=0",
  "referer": "https://ua-tracer.paulkinlan-ea.deno.net/",
  "sec-ch-ua": "\"Google Chrome\";v=\"149\", \"Chromium\";v=\"149\", \"Not)A;Brand\";v=\"24\"",
  "sec-ch-ua-mobile": "?0",
  "sec-ch-ua-platform": "\"macOS\"",
  "sec-fetch-dest": "style",
  "sec-fetch-mode": "no-cors",
  "sec-fetch-site": "same-origin",
  "traceparent": "00-52f50fbecc264ad002e82374ee7d412d-4a2c5f3749417fba-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/149.0.0.0 Safari/537.36",
  "via": "HTTP/2 ams.vultr.prod.deno-cluster.net"
}
2026-06-22 12:51:29.830 UTC +425 ms font (HTML) GET Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/149.0.0.0 Safari/537.36
request headers (18)
{
  "accept": "*/*",
  "accept-encoding": "gzip, deflate, br, zstd",
  "accept-language": "en-GB,en-US;q=0.9,en;q=0.8,cy;q=0.7,ja;q=0.6",
  "cookie": "_ga=GA1.3.26732159.1773269736; _ga_ETP7HCLFWK=GS2.1.s1773269736$o1$g0$t1773269740$j56$l0$h0",
  "host": "ua-tracer.paulkinlan-ea.deno.net",
  "origin": "https://ua-tracer.paulkinlan-ea.deno.net",
  "priority": "u=1",
  "referer": "https://ua-tracer.paulkinlan-ea.deno.net/",
  "sec-ch-ua": "\"Google Chrome\";v=\"149\", \"Chromium\";v=\"149\", \"Not)A;Brand\";v=\"24\"",
  "sec-ch-ua-mobile": "?0",
  "sec-ch-ua-platform": "\"macOS\"",
  "sec-fetch-dest": "font",
  "sec-fetch-mode": "cors",
  "sec-fetch-site": "same-origin",
  "traceparent": "00-d43781559fba62d3a53d5f67ac87b54f-3245b7822d2d9e40-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/149.0.0.0 Safari/537.36",
  "via": "HTTP/2 ams.vultr.prod.deno-cluster.net"
}
2026-06-22 12:51:29.830 UTC +425 ms preload (image) GET Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/149.0.0.0 Safari/537.36
request headers (17)
{
  "accept": "image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8",
  "accept-encoding": "gzip, deflate, br, zstd",
  "accept-language": "en-GB,en-US;q=0.9,en;q=0.8,cy;q=0.7,ja;q=0.6",
  "cookie": "_ga=GA1.3.26732159.1773269736; _ga_ETP7HCLFWK=GS2.1.s1773269736$o1$g0$t1773269740$j56$l0$h0",
  "host": "ua-tracer.paulkinlan-ea.deno.net",
  "priority": "i",
  "referer": "https://ua-tracer.paulkinlan-ea.deno.net/",
  "sec-ch-ua": "\"Google Chrome\";v=\"149\", \"Chromium\";v=\"149\", \"Not)A;Brand\";v=\"24\"",
  "sec-ch-ua-mobile": "?0",
  "sec-ch-ua-platform": "\"macOS\"",
  "sec-fetch-dest": "image",
  "sec-fetch-mode": "no-cors",
  "sec-fetch-site": "same-origin",
  "traceparent": "00-11352f56f294df229f40a59eadd25f94-28ee79f13e422704-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/149.0.0.0 Safari/537.36",
  "via": "HTTP/2 ams.vultr.prod.deno-cluster.net"
}
2026-06-22 12:51:29.832 UTC +427 ms prefetch GET Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/149.0.0.0 Safari/537.36
request headers (18)
{
  "accept": "text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.7",
  "accept-encoding": "gzip, deflate, br, zstd",
  "accept-language": "en-GB,en-US;q=0.9,en;q=0.8,cy;q=0.7,ja;q=0.6",
  "cookie": "_ga=GA1.3.26732159.1773269736; _ga_ETP7HCLFWK=GS2.1.s1773269736$o1$g0$t1773269740$j56$l0$h0",
  "host": "ua-tracer.paulkinlan-ea.deno.net",
  "priority": "u=4, i",
  "referer": "https://ua-tracer.paulkinlan-ea.deno.net/",
  "sec-ch-ua": "\"Google Chrome\";v=\"149\", \"Chromium\";v=\"149\", \"Not)A;Brand\";v=\"24\"",
  "sec-ch-ua-mobile": "?0",
  "sec-ch-ua-platform": "\"macOS\"",
  "sec-fetch-dest": "empty",
  "sec-fetch-mode": "no-cors",
  "sec-fetch-site": "same-origin",
  "sec-purpose": "prefetch",
  "traceparent": "00-b8af38f0bb12acda51e1dff0ca239ebb-a61d63a90757f5db-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/149.0.0.0 Safari/537.36",
  "via": "HTTP/2 ams.vultr.prod.deno-cluster.net"
}
2026-06-22 12:51:29.833 UTC +428 ms image GET Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/149.0.0.0 Safari/537.36
request headers (17)
{
  "accept": "image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8",
  "accept-encoding": "gzip, deflate, br, zstd",
  "accept-language": "en-GB,en-US;q=0.9,en;q=0.8,cy;q=0.7,ja;q=0.6",
  "cookie": "_ga=GA1.3.26732159.1773269736; _ga_ETP7HCLFWK=GS2.1.s1773269736$o1$g0$t1773269740$j56$l0$h0",
  "host": "ua-tracer.paulkinlan-ea.deno.net",
  "priority": "i",
  "referer": "https://ua-tracer.paulkinlan-ea.deno.net/",
  "sec-ch-ua": "\"Google Chrome\";v=\"149\", \"Chromium\";v=\"149\", \"Not)A;Brand\";v=\"24\"",
  "sec-ch-ua-mobile": "?0",
  "sec-ch-ua-platform": "\"macOS\"",
  "sec-fetch-dest": "image",
  "sec-fetch-mode": "no-cors",
  "sec-fetch-site": "same-origin",
  "traceparent": "00-790b220d3a33192c239473e67ec36040-21b3d520f404e334-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/149.0.0.0 Safari/537.36",
  "via": "HTTP/2 ams.vultr.prod.deno-cluster.net"
}
2026-06-22 12:51:29.833 UTC +428 ms ES module GET Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/149.0.0.0 Safari/537.36
request headers (18)
{
  "accept": "*/*",
  "accept-encoding": "gzip, deflate, br, zstd",
  "accept-language": "en-GB,en-US;q=0.9,en;q=0.8,cy;q=0.7,ja;q=0.6",
  "cookie": "_ga=GA1.3.26732159.1773269736; _ga_ETP7HCLFWK=GS2.1.s1773269736$o1$g0$t1773269740$j56$l0$h0",
  "host": "ua-tracer.paulkinlan-ea.deno.net",
  "origin": "https://ua-tracer.paulkinlan-ea.deno.net",
  "priority": "u=1",
  "referer": "https://ua-tracer.paulkinlan-ea.deno.net/",
  "sec-ch-ua": "\"Google Chrome\";v=\"149\", \"Chromium\";v=\"149\", \"Not)A;Brand\";v=\"24\"",
  "sec-ch-ua-mobile": "?0",
  "sec-ch-ua-platform": "\"macOS\"",
  "sec-fetch-dest": "script",
  "sec-fetch-mode": "cors",
  "sec-fetch-site": "same-origin",
  "traceparent": "00-15d4322e97f767ce849feca9e470638d-374ad3987e65acbd-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/149.0.0.0 Safari/537.36",
  "via": "HTTP/2 ams.vultr.prod.deno-cluster.net"
}
2026-06-22 12:51:29.834 UTC +429 ms JS GET Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/149.0.0.0 Safari/537.36
request headers (17)
{
  "accept": "*/*",
  "accept-encoding": "gzip, deflate, br, zstd",
  "accept-language": "en-GB,en-US;q=0.9,en;q=0.8,cy;q=0.7,ja;q=0.6",
  "cookie": "_ga=GA1.3.26732159.1773269736; _ga_ETP7HCLFWK=GS2.1.s1773269736$o1$g0$t1773269740$j56$l0$h0",
  "host": "ua-tracer.paulkinlan-ea.deno.net",
  "priority": "u=1",
  "referer": "https://ua-tracer.paulkinlan-ea.deno.net/",
  "sec-ch-ua": "\"Google Chrome\";v=\"149\", \"Chromium\";v=\"149\", \"Not)A;Brand\";v=\"24\"",
  "sec-ch-ua-mobile": "?0",
  "sec-ch-ua-platform": "\"macOS\"",
  "sec-fetch-dest": "script",
  "sec-fetch-mode": "no-cors",
  "sec-fetch-site": "same-origin",
  "traceparent": "00-417138515eeaa115fd6d6e7bc04ba4d5-c549056f6193e5ae-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/149.0.0.0 Safari/537.36",
  "via": "HTTP/2 ams.vultr.prod.deno-cluster.net"
}
2026-06-22 12:51:29.834 UTC +429 ms web app manifest GET Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/149.0.0.0 Safari/537.36
request headers (16)
{
  "accept": "*/*",
  "accept-encoding": "gzip, deflate, br, zstd",
  "accept-language": "en-GB,en-US;q=0.9,en;q=0.8,cy;q=0.7,ja;q=0.6",
  "host": "ua-tracer.paulkinlan-ea.deno.net",
  "priority": "u=2",
  "referer": "https://ua-tracer.paulkinlan-ea.deno.net/",
  "sec-ch-ua": "\"Google Chrome\";v=\"149\", \"Chromium\";v=\"149\", \"Not)A;Brand\";v=\"24\"",
  "sec-ch-ua-mobile": "?0",
  "sec-ch-ua-platform": "\"macOS\"",
  "sec-fetch-dest": "manifest",
  "sec-fetch-mode": "cors",
  "sec-fetch-site": "same-origin",
  "traceparent": "00-b5b70f3e9c8f2c8d76e08d25c955b343-a94271519a0f7924-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/149.0.0.0 Safari/537.36",
  "via": "HTTP/2 ams.vultr.prod.deno-cluster.net"
}
2026-06-22 12:51:30.272 UTC +867 ms CSS @import (nested stylesheet) GET Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/149.0.0.0 Safari/537.36
request headers (17)
{
  "accept": "text/css,*/*;q=0.1",
  "accept-encoding": "gzip, deflate, br, zstd",
  "accept-language": "en-GB,en-US;q=0.9,en;q=0.8,cy;q=0.7,ja;q=0.6",
  "cookie": "_ga=GA1.3.26732159.1773269736; _ga_ETP7HCLFWK=GS2.1.s1773269736$o1$g0$t1773269740$j56$l0$h0",
  "host": "ua-tracer.paulkinlan-ea.deno.net",
  "priority": "u=0",
  "referer": "https://ua-tracer.paulkinlan-ea.deno.net/r/2Xsp4paB/style.css",
  "sec-ch-ua": "\"Google Chrome\";v=\"149\", \"Chromium\";v=\"149\", \"Not)A;Brand\";v=\"24\"",
  "sec-ch-ua-mobile": "?0",
  "sec-ch-ua-platform": "\"macOS\"",
  "sec-fetch-dest": "style",
  "sec-fetch-mode": "no-cors",
  "sec-fetch-site": "same-origin",
  "traceparent": "00-a1af0c0df1ed735423c8ecada2cc2394-7603cd13738e970d-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/149.0.0.0 Safari/537.36",
  "via": "HTTP/2 ams.vultr.prod.deno-cluster.net"
}
2026-06-22 12:51:31.428 UTC +2023 ms CSS background-image GET Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/149.0.0.0 Safari/537.36
request headers (17)
{
  "accept": "image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8",
  "accept-encoding": "gzip, deflate, br, zstd",
  "accept-language": "en-GB,en-US;q=0.9,en;q=0.8,cy;q=0.7,ja;q=0.6",
  "cookie": "_ga=GA1.3.26732159.1773269736; _ga_ETP7HCLFWK=GS2.1.s1773269736$o1$g0$t1773269740$j56$l0$h0",
  "host": "ua-tracer.paulkinlan-ea.deno.net",
  "priority": "i",
  "referer": "https://ua-tracer.paulkinlan-ea.deno.net/r/2Xsp4paB/style.css",
  "sec-ch-ua": "\"Google Chrome\";v=\"149\", \"Chromium\";v=\"149\", \"Not)A;Brand\";v=\"24\"",
  "sec-ch-ua-mobile": "?0",
  "sec-ch-ua-platform": "\"macOS\"",
  "sec-fetch-dest": "image",
  "sec-fetch-mode": "no-cors",
  "sec-fetch-site": "same-origin",
  "traceparent": "00-3a18b36ade3427288473582c60fee21c-4d5b4d2aea220c87-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/149.0.0.0 Safari/537.36",
  "via": "HTTP/2 ams.vultr.prod.deno-cluster.net"
}
2026-06-22 12:51:31.430 UTC +2025 ms CSS @font-face GET Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/149.0.0.0 Safari/537.36
request headers (18)
{
  "accept": "*/*",
  "accept-encoding": "gzip, deflate, br, zstd",
  "accept-language": "en-GB,en-US;q=0.9,en;q=0.8,cy;q=0.7,ja;q=0.6",
  "cookie": "_ga=GA1.3.26732159.1773269736; _ga_ETP7HCLFWK=GS2.1.s1773269736$o1$g0$t1773269740$j56$l0$h0",
  "host": "ua-tracer.paulkinlan-ea.deno.net",
  "origin": "https://ua-tracer.paulkinlan-ea.deno.net",
  "priority": "u=0",
  "referer": "https://ua-tracer.paulkinlan-ea.deno.net/r/2Xsp4paB/style.css",
  "sec-ch-ua": "\"Google Chrome\";v=\"149\", \"Chromium\";v=\"149\", \"Not)A;Brand\";v=\"24\"",
  "sec-ch-ua-mobile": "?0",
  "sec-ch-ua-platform": "\"macOS\"",
  "sec-fetch-dest": "font",
  "sec-fetch-mode": "cors",
  "sec-fetch-site": "same-origin",
  "traceparent": "00-0e43c09fafc5b163f55508fd77f5fa77-173883a64375b624-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/149.0.0.0 Safari/537.36",
  "via": "HTTP/2 ams.vultr.prod.deno-cluster.net"
}
2026-06-22 12:51:31.442 UTC +2037 ms JS executed beacon GET Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/149.0.0.0 Safari/537.36
request headers (17)
{
  "accept": "image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8",
  "accept-encoding": "gzip, deflate, br, zstd",
  "accept-language": "en-GB,en-US;q=0.9,en;q=0.8,cy;q=0.7,ja;q=0.6",
  "cookie": "_ga=GA1.3.26732159.1773269736; _ga_ETP7HCLFWK=GS2.1.s1773269736$o1$g0$t1773269740$j56$l0$h0",
  "host": "ua-tracer.paulkinlan-ea.deno.net",
  "priority": "i",
  "referer": "https://ua-tracer.paulkinlan-ea.deno.net/",
  "sec-ch-ua": "\"Google Chrome\";v=\"149\", \"Chromium\";v=\"149\", \"Not)A;Brand\";v=\"24\"",
  "sec-ch-ua-mobile": "?0",
  "sec-ch-ua-platform": "\"macOS\"",
  "sec-fetch-dest": "image",
  "sec-fetch-mode": "no-cors",
  "sec-fetch-site": "same-origin",
  "traceparent": "00-860ded05929691d3b34f379231c4f2d1-be880441009f7689-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/149.0.0.0 Safari/537.36",
  "via": "HTTP/2 ams.vultr.prod.deno-cluster.net"
}
2026-06-22 12:51:31.742 UTC +2337 ms ES module executed GET Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/149.0.0.0 Safari/537.36
request headers (17)
{
  "accept": "image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8",
  "accept-encoding": "gzip, deflate, br, zstd",
  "accept-language": "en-GB,en-US;q=0.9,en;q=0.8,cy;q=0.7,ja;q=0.6",
  "cookie": "_ga=GA1.3.26732159.1773269736; _ga_ETP7HCLFWK=GS2.1.s1773269736$o1$g0$t1773269740$j56$l0$h0",
  "host": "ua-tracer.paulkinlan-ea.deno.net",
  "priority": "i",
  "referer": "https://ua-tracer.paulkinlan-ea.deno.net/",
  "sec-ch-ua": "\"Google Chrome\";v=\"149\", \"Chromium\";v=\"149\", \"Not)A;Brand\";v=\"24\"",
  "sec-ch-ua-mobile": "?0",
  "sec-ch-ua-platform": "\"macOS\"",
  "sec-fetch-dest": "image",
  "sec-fetch-mode": "no-cors",
  "sec-fetch-site": "same-origin",
  "traceparent": "00-cbedc5f04475dda4de070cdc555f8936-450a582d4922714a-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/149.0.0.0 Safari/537.36",
  "via": "HTTP/2 ams.vultr.prod.deno-cluster.net"
}
2026-06-22 12:51:31.759 UTC +2354 ms manifest icon GET Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/149.0.0.0 Safari/537.36
request headers (12)
{
  "accept-encoding": "gzip, deflate, br, zstd",
  "accept-language": "en-GB,en-US;q=0.9,en;q=0.8,cy;q=0.7,ja;q=0.6",
  "cookie": "_ga=GA1.3.26732159.1773269736; _ga_ETP7HCLFWK=GS2.1.s1773269736$o1$g0$t1773269740$j56$l0$h0",
  "host": "ua-tracer.paulkinlan-ea.deno.net",
  "priority": "u=4, i",
  "sec-fetch-dest": "empty",
  "sec-fetch-mode": "no-cors",
  "sec-fetch-site": "same-origin",
  "traceparent": "00-b9f3eadf5003df6f75d6b7a8a45cebbc-a79b37ce4e87d796-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/149.0.0.0 Safari/537.36",
  "via": "HTTP/2 ams.vultr.prod.deno-cluster.net"
}
2026-06-22 12:51:32.604 UTC +3199 ms favicon GET Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/149.0.0.0 Safari/537.36
request headers (17)
{
  "accept": "image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8",
  "accept-encoding": "gzip, deflate, br, zstd",
  "accept-language": "en-GB,en-US;q=0.9,en;q=0.8,cy;q=0.7,ja;q=0.6",
  "cookie": "_ga=GA1.3.26732159.1773269736; _ga_ETP7HCLFWK=GS2.1.s1773269736$o1$g0$t1773269740$j56$l0$h0",
  "host": "ua-tracer.paulkinlan-ea.deno.net",
  "priority": "u=1, i",
  "referer": "https://ua-tracer.paulkinlan-ea.deno.net/",
  "sec-ch-ua": "\"Google Chrome\";v=\"149\", \"Chromium\";v=\"149\", \"Not)A;Brand\";v=\"24\"",
  "sec-ch-ua-mobile": "?0",
  "sec-ch-ua-platform": "\"macOS\"",
  "sec-fetch-dest": "image",
  "sec-fetch-mode": "no-cors",
  "sec-fetch-site": "same-origin",
  "traceparent": "00-d0e42893b569e36c86ec324ea73bd6b3-f0e6f136daf21c1f-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/149.0.0.0 Safari/537.36",
  "via": "HTTP/2 ams.vultr.prod.deno-cluster.net"
}
2026-06-22 12:51:33.203 UTC +3798 ms client timing POST POST Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/149.0.0.0 Safari/537.36
request headers (20)
{
  "accept": "*/*",
  "accept-encoding": "gzip, deflate, br, zstd",
  "accept-language": "en-GB,en-US;q=0.9,en;q=0.8,cy;q=0.7,ja;q=0.6",
  "content-length": "2791",
  "content-type": "application/json",
  "cookie": "_ga=GA1.3.26732159.1773269736; _ga_ETP7HCLFWK=GS2.1.s1773269736$o1$g0$t1773269740$j56$l0$h0",
  "host": "ua-tracer.paulkinlan-ea.deno.net",
  "origin": "https://ua-tracer.paulkinlan-ea.deno.net",
  "priority": "u=4, i",
  "referer": "https://ua-tracer.paulkinlan-ea.deno.net/",
  "sec-ch-ua": "\"Google Chrome\";v=\"149\", \"Chromium\";v=\"149\", \"Not)A;Brand\";v=\"24\"",
  "sec-ch-ua-mobile": "?0",
  "sec-ch-ua-platform": "\"macOS\"",
  "sec-fetch-dest": "empty",
  "sec-fetch-mode": "cors",
  "sec-fetch-site": "same-origin",
  "traceparent": "00-529b919b5c52f8f09e5dc890f54f00e5-61fb3c1afc3e53fb-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/149.0.0.0 Safari/537.36",
  "via": "HTTP/2 ams.vultr.prod.deno-cluster.net"
}
2026-06-22 12:51:39.858 UTC +10453 ms manifest icon GET Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/149.0.0.0 Safari/537.36
request headers (12)
{
  "accept-encoding": "gzip, deflate, br, zstd",
  "accept-language": "en-GB,en-US;q=0.9,en;q=0.8,cy;q=0.7,ja;q=0.6",
  "cookie": "_ga=GA1.3.26732159.1773269736; _ga_ETP7HCLFWK=GS2.1.s1773269736$o1$g0$t1773269740$j56$l0$h0",
  "host": "ua-tracer.paulkinlan-ea.deno.net",
  "priority": "u=4, i",
  "sec-fetch-dest": "empty",
  "sec-fetch-mode": "no-cors",
  "sec-fetch-site": "same-origin",
  "traceparent": "00-13f6039455fbcf903ff2c57b8a35b056-c0c990bb078f14f4-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/149.0.0.0 Safari/537.36",
  "via": "HTTP/2 ams.vultr.prod.deno-cluster.net"
}
2026-06-22 12:51:40.302 UTC +10897 ms manifest icon GET Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/149.0.0.0 Safari/537.36
request headers (12)
{
  "accept-encoding": "gzip, deflate, br, zstd",
  "accept-language": "en-GB,en-US;q=0.9,en;q=0.8,cy;q=0.7,ja;q=0.6",
  "cookie": "_ga=GA1.3.26732159.1773269736; _ga_ETP7HCLFWK=GS2.1.s1773269736$o1$g0$t1773269740$j56$l0$h0",
  "host": "ua-tracer.paulkinlan-ea.deno.net",
  "priority": "u=4, i",
  "sec-fetch-dest": "empty",
  "sec-fetch-mode": "no-cors",
  "sec-fetch-site": "same-origin",
  "traceparent": "00-85ecccf26cb4c839a5bf6885f0261829-208df9d6677320cb-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/149.0.0.0 Safari/537.36",
  "via": "HTTP/2 ams.vultr.prod.deno-cluster.net"
}
2026-06-22 12:52:28.419 UTC +59014 ms Reporting API report (POST) POST Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/149.0.0.0 Safari/537.36
request headers (15)
{
  "accept-encoding": "gzip, deflate, br, zstd",
  "accept-language": "en-GB,en-US;q=0.9,en;q=0.8,cy;q=0.7,ja;q=0.6",
  "content-length": "1895",
  "content-type": "application/reports+json",
  "cookie": "_ga=GA1.3.26732159.1773269736; _ga_ETP7HCLFWK=GS2.1.s1773269736$o1$g0$t1773269740$j56$l0$h0",
  "host": "ua-tracer.paulkinlan-ea.deno.net",
  "origin": "https://ua-tracer.paulkinlan-ea.deno.net",
  "priority": "u=4, i",
  "traceparent": "00-78d627980b194533a8244714cb8783d7-da7a63f2d4cde7b5-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/149.0.0.0 Safari/537.36",
  "via": "HTTP/2 ams.vultr.prod.deno-cluster.net",
  "x-deno-userspace-traceparent": "00-78d627980b194533a8244714cb8783d7-55d066ed762c89de-01",
  "x-deno-userspace-tracestate": "",
  "x-report-body": "[{\"age\":58592,\"body\":{\"blockedURL\":\"inline\",\"disposition\":\"report\",\"documentURL\":\"https://ua-tracer.paulkinlan-ea.deno.net/\",\"effectiveDirective\":\"style-src-attr\",\"lineNumber\":189,\"originalPolicy\":\"style-src 'self'; report-uri /r/2Xsp4paB/csp-report; report-to ua-tracer\",\"referrer\":\"https://ua-tracer.paulkinlan-ea.deno.net/traces?uap=2\",\"sample\":\"\",\"sourceFile\":\"https://ua-tracer.paulkinlan-ea.deno.net/\",\"statusCode\":200},\"type\":\"csp-violation\",\"url\":\"https://ua-tracer.paulkinlan-ea.deno.net/\",\"user_agent\":\"Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/149.0.0.0 Safari/537.36\"},{\"age\":58592,\"body\":{\"blockedURL\":\"inline\",\"disposition\":\"report\",\"documentURL\":\"https://ua-tracer.paulkinlan-ea.deno.net/\",\"effectiveDirective\":\"style-src-elem\",\"lineNumber\":8,\"originalPolicy\":\"style-src 'self'; report-uri /r/2Xsp4paB/csp-report; report-to ua-tracer\",\"referrer\":\"https://ua-tracer.paulkinlan-ea.deno.net/traces?uap=2\",\"sample\":\"\",\"sourceFile\":\"https://ua-tracer.paulkinlan-ea.deno.net/\",\"statusCode\":200},\"type\":\"csp-violation\",\"url\":\"https://ua-tracer.paulkinlan-ea.deno.net/\",\"user_agent\":\"Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/149.0.0.0 Safari/537.36\"},{\"age\":58591,\"body\":{\"blockedURL\":\"inline\",\"disposition\":\"report\",\"documentURL\":\"https://ua-tracer.paulkinlan-ea.deno.net/\",\"effectiveDirective\":\"style-src-attr\",\"lineNumber\":701,\"originalPolicy\":\"style-src 'self'; report-uri /r/2Xsp4paB/csp-report; report-to ua-tracer\",\"referrer\":\"https://ua-tracer.paulkinlan-ea.deno.net/traces?uap=2\",\"sample\":\"\",\"sourceFile\":\"https://ua-tracer.paulkinlan-ea.deno.net/\",\"statusCode\":200},\"type\":\"csp-violation\",\"url\":\"https://ua-tracer.paulkinlan-ea.deno.net/\",\"user_agent\":\"Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/149.0.0.0 Safari/537.36\"}]"
}

Client-side resource waterfall

Reported by performance.getEntriesByType('resource') after JS ran in the UA. This proves a real browser-grade engine, not just a downloader.

ResourceInitiatorStartDurationTimeline
style.css link 425ms 445ms
font.woff2 link 425ms 1108ms
preload.png link 425ms 1335ms
prefetch.png link 431ms 2161ms
manifest.json link 432ms 877ms
iframe iframe 432ms 982ms
photo.png img 433ms 653ms
main.js script 433ms 1445ms
module.js script 433ms 1904ms
import.css css 872ms 1156ms
css-bg.png css 2030ms 435ms
css-font.woff2 css 2030ms 857ms
js-ran.gif?t=1782132691401 img 2044ms 658ms
module-ran.gif?t=1782132691696 img 2340ms 857ms
favicon.ico other 3202ms 441ms