ua-tracer by Paul Kinlan

trace McqY1ZfP

ua-tracer

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

← all traces

Trace McqY1ZfP

First seen: 2026-07-17 05:46:04.409 UTC
User-Agent: CCBot/2.0 (https://commoncrawl.org/faq/)
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
2026-07-17 05:46:04.409 UTC +0 ms homepage GET CCBot/2.0 (https://commoncrawl.org/faq/)
request headers (8) 
{
  "accept": "text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8",
  "accept-encoding": "zstd, br, gzip",
  "accept-language": "en-US,en;q=0.5",
  "host": "uatracer.com",
  "traceparent": "00-fa3ab52073dd549b0c21f2f9b7a5f68d-2cecde0436206e8e-01",
  "tracestate": "",
  "user-agent": "CCBot/2.0 (https://commoncrawl.org/faq/)",
  "via": "HTTP/2 ord.vultr.prod.deno-cluster.net"
}
2026-07-26 06:46:11.060 UTC +781206651 ms iframe document GET Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)
request headers (9) 
{
  "accept": "*/*",
  "accept-encoding": "gzip, br, zstd, deflate",
  "host": "uatracer.com",
  "traceparent": "00-ec92140b6cbb9ee8b5ec1efee79354a4-2cc25a9a4f44394d-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)",
  "via": "HTTP/2 ord.vultr.prod.deno-cluster.net",
  "x-deno-userspace-traceparent": "00-ec92140b6cbb9ee8b5ec1efee79354a4-8b4378679f36f72b-01",
  "x-deno-userspace-tracestate": ""
}
2026-07-26 06:46:11.312 UTC +781206903 ms ES module GET Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)
request headers (9) 
{
  "accept": "*/*",
  "accept-encoding": "gzip, br, zstd, deflate",
  "host": "uatracer.com",
  "traceparent": "00-8bad23e683579d9ddb2904ee99a2f511-403615348d51df94-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)",
  "via": "HTTP/2 ord.vultr.prod.deno-cluster.net",
  "x-deno-userspace-traceparent": "00-8bad23e683579d9ddb2904ee99a2f511-75ec7331189f8da0-01",
  "x-deno-userspace-tracestate": ""
}
2026-07-26 06:46:23.244 UTC +781218835 ms JS GET Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)
request headers (9) 
{
  "accept": "*/*",
  "accept-encoding": "gzip, br, zstd, deflate",
  "host": "uatracer.com",
  "traceparent": "00-53dee61ec7918c8477667a3c3bbccd83-d345a6daa177b79d-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)",
  "via": "HTTP/2 ord.vultr.prod.deno-cluster.net",
  "x-deno-userspace-traceparent": "00-53dee61ec7918c8477667a3c3bbccd83-dd7c7b7776c9f9d6-01",
  "x-deno-userspace-tracestate": ""
}
2026-07-26 06:46:24.263 UTC +781219854 ms CSS GET Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)
request headers (9) 
{
  "accept": "*/*",
  "accept-encoding": "gzip, br, zstd, deflate",
  "host": "uatracer.com",
  "traceparent": "00-beb5923d7c69eb00c76b94a1335f144f-038ffff37b6ee525-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)",
  "via": "HTTP/2 ord.vultr.prod.deno-cluster.net",
  "x-deno-userspace-traceparent": "00-beb5923d7c69eb00c76b94a1335f144f-4574c8f8d0e2175f-01",
  "x-deno-userspace-tracestate": ""
}
2026-07-26 06:47:09.051 UTC +781264642 ms web app manifest GET Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)
request headers (7) 
{
  "accept": "*/*",
  "accept-encoding": "gzip, br, zstd, deflate",
  "host": "uatracer.com",
  "traceparent": "00-561d79a6102dff7d232205075966ed18-ed6d787db8f339d6-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)",
  "via": "HTTP/2 ord.vultr.prod.deno-cluster.net"
}
2026-07-26 06:47:09.242 UTC +781264833 ms font (HTML) GET Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)
request headers (7) 
{
  "accept": "*/*",
  "accept-encoding": "gzip, br, zstd, deflate",
  "host": "uatracer.com",
  "traceparent": "00-1c4e588a5c6470b068f41465b5d2c77b-fb5e6dbc25cae596-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)",
  "via": "HTTP/2 ord.vultr.prod.deno-cluster.net"
}
2026-07-26 06:47:10.246 UTC +781265837 ms prefetch GET Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)
request headers (7) 
{
  "accept": "*/*",
  "accept-encoding": "gzip, br, zstd, deflate",
  "host": "uatracer.com",
  "traceparent": "00-e916ea14b92489b48f8ee80c9c2548c9-741b1b58ada58134-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)",
  "via": "HTTP/2 ord.vultr.prod.deno-cluster.net"
}
2026-07-26 06:47:30.619 UTC +781286210 ms image GET Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)
request headers (7) 
{
  "accept": "*/*",
  "accept-encoding": "gzip, br, zstd, deflate",
  "host": "uatracer.com",
  "traceparent": "00-72d4b5b572981342f56e2ff72b13ab57-456b7635bcd1ac7d-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)",
  "via": "HTTP/2 ord.vultr.prod.deno-cluster.net"
}
2026-07-26 06:47:31.673 UTC +781287264 ms apple-touch-icon GET Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)
request headers (7) 
{
  "accept": "*/*",
  "accept-encoding": "gzip, br, zstd, deflate",
  "host": "uatracer.com",
  "traceparent": "00-7896b2f1008950e4c35ac73f4158009a-687b009c0786ce82-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)",
  "via": "HTTP/2 ord.vultr.prod.deno-cluster.net"
}
2026-07-26 06:47:50.371 UTC +781305962 ms preload (image) GET Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)
request headers (7) 
{
  "accept": "*/*",
  "accept-encoding": "gzip, br, zstd, deflate",
  "host": "uatracer.com",
  "traceparent": "00-4e92148b6dd0351ed7245bae25fe8e4e-d3f84ebcbc587a2e-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)",
  "via": "HTTP/2 ord.vultr.prod.deno-cluster.net"
}
2026-07-26 06:47:50.859 UTC +781306450 ms favicon GET Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)
request headers (7) 
{
  "accept": "*/*",
  "accept-encoding": "gzip, br, zstd, deflate",
  "host": "uatracer.com",
  "traceparent": "00-ea337e2b80cb51fa76ce4ecc783b16b7-fcf3ba3f1b105798-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)",
  "via": "HTTP/2 ord.vultr.prod.deno-cluster.net"
}
2026-07-26 08:47:39.215 UTC +788494806 ms image inside iframe GET Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)
request headers (7) 
{
  "accept": "*/*",
  "accept-encoding": "gzip, br, zstd, deflate",
  "host": "uatracer.com",
  "traceparent": "00-6fd00d355efdfbf8348bd0dd94c3e2bc-f421f2baec025a46-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)",
  "via": "HTTP/2 ord.vultr.prod.deno-cluster.net"
}
2026-08-28 16:26:24.602 UTC +3667220193 ms CSS GET Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
request headers (11) 
{
  "accept-encoding": "gzip, br",
  "cf-ray": "a324ad6dddf10aec-EWR",
  "cf-visitor": "{\"scheme\":\"https\"}",
  "cf-worker": "schz.workers.dev",
  "host": "uatracer.com",
  "traceparent": "00-6e329f056dbe71257e4953413ecd669e-057571c530367bda-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36",
  "via": "HTTP/2 ord.vultr.prod.deno-cluster.net",
  "x-forwarded-for": "2a06:98c0:3600::103",
  "x-forwarded-proto": "https"
}
2026-08-29 03:01:57.366 UTC +3705352957 ms CSS GET Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
request headers (13) 
{
  "accept-encoding": "gzip, br",
  "cf-ray": "a328506918940f94-EWR",
  "cf-visitor": "{\"scheme\":\"https\"}",
  "cf-worker": "schz.workers.dev",
  "host": "uatracer.com",
  "traceparent": "00-5fdd52f9a5e7035756734d40699f3055-efb231c070eb5f1f-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36",
  "via": "HTTP/2 ord.vultr.prod.deno-cluster.net",
  "x-deno-userspace-traceparent": "00-5fdd52f9a5e7035756734d40699f3055-9d142e118e820984-01",
  "x-deno-userspace-tracestate": "",
  "x-forwarded-for": "2a06:98c0:3600::103",
  "x-forwarded-proto": "https"
}
2026-08-29 11:31:14.664 UTC +3735910255 ms CSS @font-face GET Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
request headers (13) 
{
  "accept-encoding": "gzip, br",
  "cf-ray": "a32b3a6f8f7bc34f-EWR",
  "cf-visitor": "{\"scheme\":\"https\"}",
  "cf-worker": "schz.workers.dev",
  "host": "uatracer.com",
  "traceparent": "00-a61dc50208920f4a666ff4a44431e5a5-402ddbf027b4eccc-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36",
  "via": "HTTP/2 ord.vultr.prod.deno-cluster.net",
  "x-deno-userspace-traceparent": "00-a61dc50208920f4a666ff4a44431e5a5-5bf2e0a5fc03e7b5-01",
  "x-deno-userspace-tracestate": "",
  "x-forwarded-for": "2a06:98c0:3600::103",
  "x-forwarded-proto": "https"
}
2026-09-06 04:28:33.430 UTC +4401749021 ms image GET Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/144.0.0.0 Safari/537.36
request headers (17) 
{
  "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": "zh-CN",
  "host": "uatracer.com",
  "priority": "u=0, i",
  "sec-ch-ua": "\"Not(A:Brand\";v=\"8\", \"Chromium\";v=\"144\", \"Google Chrome\";v=\"144\"",
  "sec-ch-ua-mobile": "?0",
  "sec-ch-ua-platform": "\"Windows\"",
  "sec-fetch-dest": "document",
  "sec-fetch-mode": "navigate",
  "sec-fetch-site": "none",
  "sec-fetch-user": "?1",
  "traceparent": "00-fcf4244ddd813db6f08adf2149a3d185-6f22cc214b609858-01",
  "tracestate": "",
  "upgrade-insecure-requests": "1",
  "user-agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/144.0.0.0 Safari/537.36",
  "via": "HTTP/2 ams.vultr.prod.deno-cluster.net"
}
2026-09-07 05:51:36.473 UTC +4493132064 ms image GET Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36
request headers (9) 
{
  "accept": "image/avif,image/webp,image/apng,image/*,*/*;q=0.8",
  "accept-encoding": "gzip, deflate, br, zstd",
  "accept-language": "en-US,en;q=0.9",
  "connection": "keep-alive",
  "host": "uatracer.com",
  "traceparent": "00-172684e1b8718478b226d964fb293795-6b88313b674dcc03-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36",
  "via": "HTTP/1.1 ord.vultr.prod.deno-cluster.net"
}