ua-tracer by Paul Kinlan

trace OeuGT7sU

ua-tracer

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

← all traces

Trace OeuGT7sU

First seen: 2026-09-05 19:28:37.826 UTC
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:142.0) Gecko/20100101 Firefox/142.0
Bot verification: Not a known bot (no IP-range check applies).

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
2026-09-05 19:28:37.826 UTC +0 ms homepage GET Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:142.0) Gecko/20100101 Firefox/142.0
request headers (14) 
{
  "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-US,en;q=0.9",
  "host": "uatracer.com",
  "priority": "u=0, i",
  "sec-fetch-dest": "document",
  "sec-fetch-mode": "navigate",
  "sec-fetch-site": "none",
  "sec-fetch-user": "?1",
  "traceparent": "00-7a6c7fc131495e3678c2b767433ba933-2ee94d56aa09d67e-01",
  "tracestate": "",
  "upgrade-insecure-requests": "1",
  "user-agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:142.0) Gecko/20100101 Firefox/142.0",
  "via": "HTTP/2 ams.vultr.prod.deno-cluster.net"
}
2026-09-05 19:28:40.583 UTC +2757 ms iframe document GET Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:142.0) Gecko/20100101 Firefox/142.0
request headers (15) 
{
  "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-US,en;q=0.9",
  "cookie": "ua-tracer-trace=OeuGT7sU",
  "host": "uatracer.com",
  "priority": "u=0, i",
  "referer": "https://uatracer.com/",
  "sec-fetch-dest": "iframe",
  "sec-fetch-mode": "navigate",
  "sec-fetch-site": "same-origin",
  "traceparent": "00-a6d196ab7a964856adea5dbd38bf51ae-bf6d63ad8b310e57-01",
  "tracestate": "",
  "upgrade-insecure-requests": "1",
  "user-agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:142.0) Gecko/20100101 Firefox/142.0",
  "via": "HTTP/2 ams.vultr.prod.deno-cluster.net"
}
2026-09-05 19:28:40.585 UTC +2759 ms preload (image) GET Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:142.0) Gecko/20100101 Firefox/142.0
request headers (14) 
{
  "accept": "image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8",
  "accept-encoding": "gzip, deflate, br, zstd",
  "accept-language": "en-US,en;q=0.9",
  "cookie": "ua-tracer-trace=OeuGT7sU",
  "host": "uatracer.com",
  "priority": "i",
  "referer": "https://uatracer.com/",
  "sec-fetch-dest": "image",
  "sec-fetch-mode": "no-cors",
  "sec-fetch-site": "same-origin",
  "traceparent": "00-c8b7480504869de9514fe5bfa15b1189-2fa22b6309fe723f-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:142.0) Gecko/20100101 Firefox/142.0",
  "via": "HTTP/2 ams.vultr.prod.deno-cluster.net"
}
2026-09-05 19:28:40.585 UTC +2759 ms CSS GET Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:142.0) Gecko/20100101 Firefox/142.0
request headers (14) 
{
  "accept": "text/css,*/*;q=0.1",
  "accept-encoding": "gzip, deflate, br, zstd",
  "accept-language": "en-US,en;q=0.9",
  "cookie": "ua-tracer-trace=OeuGT7sU",
  "host": "uatracer.com",
  "priority": "u=0",
  "referer": "https://uatracer.com/",
  "sec-fetch-dest": "style",
  "sec-fetch-mode": "no-cors",
  "sec-fetch-site": "same-origin",
  "traceparent": "00-d7c3d10b98af29cd043b3a312e87b8d8-bde7d68959db3e80-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:142.0) Gecko/20100101 Firefox/142.0",
  "via": "HTTP/2 ams.vultr.prod.deno-cluster.net"
}
2026-09-05 19:28:40.589 UTC +2763 ms ES module GET Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:142.0) Gecko/20100101 Firefox/142.0
request headers (15) 
{
  "accept": "*/*",
  "accept-encoding": "gzip, deflate, br, zstd",
  "accept-language": "en-US,en;q=0.9",
  "cookie": "ua-tracer-trace=OeuGT7sU",
  "host": "uatracer.com",
  "origin": "https://uatracer.com",
  "priority": "u=1",
  "referer": "https://uatracer.com/",
  "sec-fetch-dest": "script",
  "sec-fetch-mode": "cors",
  "sec-fetch-site": "same-origin",
  "traceparent": "00-9011222c7d1f251518d80488f4dbc491-3421d61a24e62cd3-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:142.0) Gecko/20100101 Firefox/142.0",
  "via": "HTTP/2 ams.vultr.prod.deno-cluster.net"
}
2026-09-05 19:28:40.589 UTC +2763 ms image GET Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:142.0) Gecko/20100101 Firefox/142.0
request headers (14) 
{
  "accept": "image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8",
  "accept-encoding": "gzip, deflate, br, zstd",
  "accept-language": "en-US,en;q=0.9",
  "cookie": "ua-tracer-trace=OeuGT7sU",
  "host": "uatracer.com",
  "priority": "i",
  "referer": "https://uatracer.com/",
  "sec-fetch-dest": "image",
  "sec-fetch-mode": "no-cors",
  "sec-fetch-site": "same-origin",
  "traceparent": "00-782ea63861083065a657470efb941a26-577b2c20a36afa57-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:142.0) Gecko/20100101 Firefox/142.0",
  "via": "HTTP/2 ams.vultr.prod.deno-cluster.net"
}
2026-09-05 19:28:40.590 UTC +2764 ms font (HTML) GET Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:142.0) Gecko/20100101 Firefox/142.0
request headers (15) 
{
  "accept": "*/*",
  "accept-encoding": "gzip, deflate, br, zstd",
  "accept-language": "en-US,en;q=0.9",
  "cookie": "ua-tracer-trace=OeuGT7sU",
  "host": "uatracer.com",
  "origin": "https://uatracer.com",
  "priority": "u=1",
  "referer": "https://uatracer.com/",
  "sec-fetch-dest": "font",
  "sec-fetch-mode": "cors",
  "sec-fetch-site": "same-origin",
  "traceparent": "00-25e87e9b9dec0d7049546b238a82dd31-7ae907ad618cda6a-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:142.0) Gecko/20100101 Firefox/142.0",
  "via": "HTTP/2 ams.vultr.prod.deno-cluster.net"
}
2026-09-05 19:28:40.590 UTC +2764 ms prefetch GET Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:142.0) Gecko/20100101 Firefox/142.0
request headers (15) 
{
  "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-US,en;q=0.9",
  "cookie": "ua-tracer-trace=OeuGT7sU",
  "host": "uatracer.com",
  "priority": "u=4, i",
  "referer": "https://uatracer.com/",
  "sec-fetch-dest": "empty",
  "sec-fetch-mode": "no-cors",
  "sec-fetch-site": "same-origin",
  "sec-purpose": "prefetch",
  "traceparent": "00-511e9355f79a8da34a3517062b74ade2-94b1dd6e1ed65df8-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:142.0) Gecko/20100101 Firefox/142.0",
  "via": "HTTP/2 ams.vultr.prod.deno-cluster.net"
}
2026-09-05 19:28:40.590 UTC +2764 ms JS GET Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:142.0) Gecko/20100101 Firefox/142.0
request headers (14) 
{
  "accept": "*/*",
  "accept-encoding": "gzip, deflate, br, zstd",
  "accept-language": "en-US,en;q=0.9",
  "cookie": "ua-tracer-trace=OeuGT7sU",
  "host": "uatracer.com",
  "priority": "u=1",
  "referer": "https://uatracer.com/",
  "sec-fetch-dest": "script",
  "sec-fetch-mode": "no-cors",
  "sec-fetch-site": "same-origin",
  "traceparent": "00-350bf45ef0404fb5808c6d1054eb71cf-9f684dc2a5ded93c-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:142.0) Gecko/20100101 Firefox/142.0",
  "via": "HTTP/2 ams.vultr.prod.deno-cluster.net"
}
2026-09-05 19:28:41.279 UTC +3453 ms image inside iframe GET Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:142.0) Gecko/20100101 Firefox/142.0
request headers (14) 
{
  "accept": "image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8",
  "accept-encoding": "gzip, deflate, br, zstd",
  "accept-language": "en-US,en;q=0.9",
  "cookie": "ua-tracer-trace=OeuGT7sU",
  "host": "uatracer.com",
  "priority": "i",
  "referer": "https://uatracer.com/r/OeuGT7sU/3PAgUkQf/iframe",
  "sec-fetch-dest": "image",
  "sec-fetch-mode": "no-cors",
  "sec-fetch-site": "same-origin",
  "traceparent": "00-c134a6d9d2f90771c0d1255576c0816d-1d15cb23f7cae965-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:142.0) Gecko/20100101 Firefox/142.0",
  "via": "HTTP/2 ams.vultr.prod.deno-cluster.net"
}
2026-09-05 19:28:42.426 UTC +4600 ms CSS @import (nested stylesheet) GET Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:142.0) Gecko/20100101 Firefox/142.0
request headers (14) 
{
  "accept": "text/css,*/*;q=0.1",
  "accept-encoding": "gzip, deflate, br, zstd",
  "accept-language": "en-US,en;q=0.9",
  "cookie": "ua-tracer-trace=OeuGT7sU",
  "host": "uatracer.com",
  "priority": "u=0",
  "referer": "https://uatracer.com/r/OeuGT7sU/3PAgUkQf/style.css",
  "sec-fetch-dest": "style",
  "sec-fetch-mode": "no-cors",
  "sec-fetch-site": "same-origin",
  "traceparent": "00-f7e6245872996a5e725b3a7c03421876-2ca9af5f073ee9fc-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:142.0) Gecko/20100101 Firefox/142.0",
  "via": "HTTP/2 ams.vultr.prod.deno-cluster.net"
}
2026-09-05 19:28:43.229 UTC +5403 ms CSS background-image GET Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:142.0) Gecko/20100101 Firefox/142.0
request headers (14) 
{
  "accept": "image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8",
  "accept-encoding": "gzip, deflate, br, zstd",
  "accept-language": "en-US,en;q=0.9",
  "cookie": "ua-tracer-trace=OeuGT7sU",
  "host": "uatracer.com",
  "priority": "i",
  "referer": "https://uatracer.com/r/OeuGT7sU/3PAgUkQf/style.css",
  "sec-fetch-dest": "image",
  "sec-fetch-mode": "no-cors",
  "sec-fetch-site": "same-origin",
  "traceparent": "00-d234e8704658d70231869a6b52f4eb97-d8c943efdb389aed-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:142.0) Gecko/20100101 Firefox/142.0",
  "via": "HTTP/2 ams.vultr.prod.deno-cluster.net"
}
2026-09-05 19:28:43.229 UTC +5403 ms CSS @font-face GET Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:142.0) Gecko/20100101 Firefox/142.0
request headers (15) 
{
  "accept": "*/*",
  "accept-encoding": "gzip, deflate, br, zstd",
  "accept-language": "en-US,en;q=0.9",
  "cookie": "ua-tracer-trace=OeuGT7sU",
  "host": "uatracer.com",
  "origin": "https://uatracer.com",
  "priority": "u=0",
  "referer": "https://uatracer.com/r/OeuGT7sU/3PAgUkQf/style.css",
  "sec-fetch-dest": "font",
  "sec-fetch-mode": "cors",
  "sec-fetch-site": "same-origin",
  "traceparent": "00-7bd599496302c0a5a716c7352ddbb3e3-5bae330e887cd768-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:142.0) Gecko/20100101 Firefox/142.0",
  "via": "HTTP/2 ams.vultr.prod.deno-cluster.net"
}
2026-09-05 19:28:44.167 UTC +6341 ms JS executed beacon GET Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:142.0) Gecko/20100101 Firefox/142.0
request headers (14) 
{
  "accept": "image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8",
  "accept-encoding": "gzip, deflate, br, zstd",
  "accept-language": "en-US,en;q=0.9",
  "cookie": "ua-tracer-trace=OeuGT7sU",
  "host": "uatracer.com",
  "priority": "i",
  "referer": "https://uatracer.com/",
  "sec-fetch-dest": "image",
  "sec-fetch-mode": "no-cors",
  "sec-fetch-site": "same-origin",
  "traceparent": "00-bd33936f33374ac0c2a6c4813122311a-48e43c965d8b3935-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:142.0) Gecko/20100101 Firefox/142.0",
  "via": "HTTP/2 ams.vultr.prod.deno-cluster.net"
}
2026-09-05 19:28:44.169 UTC +6343 ms ES module executed GET Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:142.0) Gecko/20100101 Firefox/142.0
request headers (14) 
{
  "accept": "image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8",
  "accept-encoding": "gzip, deflate, br, zstd",
  "accept-language": "en-US,en;q=0.9",
  "cookie": "ua-tracer-trace=OeuGT7sU",
  "host": "uatracer.com",
  "priority": "i",
  "referer": "https://uatracer.com/",
  "sec-fetch-dest": "image",
  "sec-fetch-mode": "no-cors",
  "sec-fetch-site": "same-origin",
  "traceparent": "00-706750fbc40207f56a96683d2f50d5f4-072bc78eccb8c297-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:142.0) Gecko/20100101 Firefox/142.0",
  "via": "HTTP/2 ams.vultr.prod.deno-cluster.net"
}
2026-09-05 19:28:45.249 UTC +7423 ms favicon GET Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:142.0) Gecko/20100101 Firefox/142.0
request headers (14) 
{
  "accept": "image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8",
  "accept-encoding": "gzip, deflate, br, zstd",
  "accept-language": "en-US,en;q=0.9",
  "cookie": "ua-tracer-trace=OeuGT7sU",
  "host": "uatracer.com",
  "priority": "u=1, i",
  "referer": "https://uatracer.com/",
  "sec-fetch-dest": "image",
  "sec-fetch-mode": "no-cors",
  "sec-fetch-site": "same-origin",
  "traceparent": "00-4f497ebc985c2cff3ef7ae8c2dc88e06-97bdb15c9c8f6dad-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:142.0) Gecko/20100101 Firefox/142.0",
  "via": "HTTP/2 ams.vultr.prod.deno-cluster.net"
}
2026-09-05 19:28:45.607 UTC +7781 ms CSS GET Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:142.0) Gecko/20100101 Firefox/142.0
request headers (14) 
{
  "accept": "*/*",
  "accept-encoding": "gzip, deflate, br, zstd",
  "accept-language": "en-US,en;q=0.9",
  "cookie": "ua-tracer-trace=OeuGT7sU",
  "host": "uatracer.com",
  "priority": "u=1, i",
  "referer": "https://uatracer.com/",
  "sec-fetch-dest": "empty",
  "sec-fetch-mode": "cors",
  "sec-fetch-site": "same-origin",
  "traceparent": "00-98812d09e145d91f79ccfc47a25d22ae-cee316adec769f98-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:142.0) Gecko/20100101 Firefox/142.0",
  "via": "HTTP/2 ams.vultr.prod.deno-cluster.net"
}
2026-09-05 19:28:45.609 UTC +7783 ms CSS @import (nested stylesheet) GET Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:142.0) Gecko/20100101 Firefox/142.0
request headers (14) 
{
  "accept": "*/*",
  "accept-encoding": "gzip, deflate, br, zstd",
  "accept-language": "en-US,en;q=0.9",
  "cookie": "ua-tracer-trace=OeuGT7sU",
  "host": "uatracer.com",
  "priority": "u=1, i",
  "referer": "https://uatracer.com/",
  "sec-fetch-dest": "empty",
  "sec-fetch-mode": "cors",
  "sec-fetch-site": "same-origin",
  "traceparent": "00-2882ed7ed78f84914d501e5d072fbbf0-785aa814daf98d58-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:142.0) Gecko/20100101 Firefox/142.0",
  "via": "HTTP/2 ams.vultr.prod.deno-cluster.net"
}
2026-09-05 19:28:45.859 UTC +8033 ms client timing POST POST Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:142.0) Gecko/20100101 Firefox/142.0
request headers (16) 
{
  "accept": "*/*",
  "accept-encoding": "gzip, deflate, br, zstd",
  "accept-language": "en-US,en;q=0.9",
  "content-length": "2246",
  "content-type": "application/json",
  "cookie": "ua-tracer-trace=OeuGT7sU",
  "host": "uatracer.com",
  "priority": "u=4, i",
  "referer": "https://uatracer.com/",
  "sec-fetch-dest": "empty",
  "sec-fetch-mode": "cors",
  "sec-fetch-site": "same-origin",
  "traceparent": "00-87096a71a821a25dbf867bfedf005ee5-5c100e0f3efa05ba-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:142.0) Gecko/20100101 Firefox/142.0",
  "via": "HTTP/2 ams.vultr.prod.deno-cluster.net"
}
2026-09-05 19:28:54.323 UTC +16497 ms CSS @font-face GET Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:142.0) Gecko/20100101 Firefox/142.0
request headers (14) 
{
  "accept": "*/*",
  "accept-encoding": "gzip, deflate, br, zstd",
  "accept-language": "en-US,en;q=0.9",
  "cookie": "ua-tracer-trace=OeuGT7sU",
  "host": "uatracer.com",
  "priority": "u=1, i",
  "referer": "https://uatracer.com/",
  "sec-fetch-dest": "empty",
  "sec-fetch-mode": "cors",
  "sec-fetch-site": "same-origin",
  "traceparent": "00-234f100fc7f26cb83cfb157740e47866-19787571c6218538-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:142.0) Gecko/20100101 Firefox/142.0",
  "via": "HTTP/2 ams.vultr.prod.deno-cluster.net"
}
2026-09-07 04:48:43.165 UTC +120005339 ms image GET Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/104.0.0.0 Safari/537.36
request headers (8) 
{
  "accept": "*/*",
  "accept-encoding": "gzip, deflate",
  "cookie": "care_did=f6b558c4-76e7-48ed-a740-61158e4a8faf",
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  "via": "HTTP/1.1 ams.vultr.prod.deno-cluster.net"
}
2026-09-07 04:48:43.172 UTC +120005346 ms CSS background-image GET Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/104.0.0.0 Safari/537.36
request headers (8) 
{
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  "accept-encoding": "gzip, deflate",
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2026-09-07 04:48:43.184 UTC +120005358 ms preload (image) GET Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/104.0.0.0 Safari/537.36
request headers (8) 
{
  "accept": "*/*",
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  "via": "HTTP/1.1 ams.vultr.prod.deno-cluster.net"
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2026-09-07 04:49:10.273 UTC +120032447 ms prefetch GET Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/104.0.0.0 Safari/537.36
request headers (10) 
{
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2026-09-08 06:26:34.310 UTC +212276484 ms CSS background-image GET Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; Amazonbot/0.1; +https://developer.amazon.com/support/amazonbot) Chrome/119.0.6045.214 Safari/537.36
request headers (9) 
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  "host": "uatracer.com",
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2026-09-08 07:49:45.717 UTC +217267891 ms ES module executed GET Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; Amazonbot/0.1; +https://developer.amazon.com/support/amazonbot) Chrome/119.0.6045.214 Safari/537.36
request headers (9) 
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  "x-deno-userspace-traceparent": "00-5356ef47edb25902efaf839bacf8c65a-ecfec806be8ad12b-01",
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2026-09-08 08:45:09.446 UTC +220591620 ms image GET Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; Amazonbot/0.1; +https://developer.amazon.com/support/amazonbot) Chrome/119.0.6045.214 Safari/537.36
request headers (9) 
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  "x-deno-userspace-traceparent": "00-ae0e0608f435dbd086dfc8e4b4d580d8-7469b91d6efd7345-01",
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2026-09-08 20:26:50.734 UTC +262692908 ms iframe document GET Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; Amazonbot/0.1; +https://developer.amazon.com/support/amazonbot) Chrome/119.0.6045.214 Safari/537.36
request headers (9) 
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2026-09-08 20:26:53.460 UTC +262695634 ms image inside iframe GET Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; Amazonbot/0.1; +https://developer.amazon.com/support/amazonbot) Chrome/119.0.6045.214 Safari/537.36
request headers (9) 
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2026-09-08 20:58:38.531 UTC +264600705 ms prefetch GET Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; Amazonbot/0.1; +https://developer.amazon.com/support/amazonbot) Chrome/119.0.6045.214 Safari/537.36
request headers (9) 
{
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  "x-deno-userspace-traceparent": "00-8a4b2f45025871b40d11f5333d1f5503-a57acdbbc4acdd46-01",
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2026-09-08 23:16:36.300 UTC +272878474 ms preload (image) GET Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; Amazonbot/0.1; +https://developer.amazon.com/support/amazonbot) Chrome/119.0.6045.214 Safari/537.36
request headers (9) 
{
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2026-09-09 00:16:48.023 UTC +276490197 ms JS executed beacon GET Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; Amazonbot/0.1; +https://developer.amazon.com/support/amazonbot) Chrome/119.0.6045.214 Safari/537.36
request headers (9) 
{
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  "x-deno-userspace-traceparent": "00-8a86427ce35189c60e2f84489187308b-52347fb992d4f807-01",
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}
2026-09-10 02:44:44.431 UTC +371766605 ms JS executed beacon GET Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/148.0.0.0 Safari/537.36
request headers (8) 
{
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  "accept-encoding": "gzip, deflate, br",
  "connection": "close",
  "host": "uatracer.com",
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  "via": "HTTP/1.1 ams.vultr.prod.deno-cluster.net"
}
2026-09-10 02:44:44.435 UTC +371766609 ms ES module executed GET Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/148.0.0.0 Safari/537.36
request headers (10) 
{
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  "host": "uatracer.com",
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2026-09-10 02:44:44.455 UTC +371766629 ms CSS background-image GET Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/148.0.0.0 Safari/537.36
request headers (10) 
{
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2026-09-10 02:44:44.468 UTC +371766642 ms image GET Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/148.0.0.0 Safari/537.36
request headers (10) 
{
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  "host": "uatracer.com",
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2026-09-10 02:44:44.607 UTC +371766781 ms preload (image) GET Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/148.0.0.0 Safari/537.36
request headers (8) 
{
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  "accept-encoding": "gzip, deflate, br",
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2026-09-10 02:44:44.652 UTC +371766826 ms prefetch GET Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/148.0.0.0 Safari/537.36
request headers (10) 
{
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}

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 2789ms 1864ms
font.woff2 link 2790ms 3623ms
preload.png link 2790ms 3142ms
prefetch.png link 2795ms 3618ms
iframe iframe 2798ms 1474ms
photo.png img 2799ms 1088ms
main.js script 2799ms 3578ms
module.js script 2800ms 2289ms
import.css css 4654ms 775ms
css-bg.png css 5438ms 794ms
css-font.woff2 css 5438ms 1180ms
js-ran.gif?t=1788636524153 img 6391ms 694ms
module-ran.gif?t=1788636524156 img 6394ms 1072ms