ua-tracer
by Paul Kinlan
trace McqY1ZfP
what does a user agent actually fetch, follow & run?
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.
| Received | Δ | Kind | Method | User-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"
}
|
||||
| 2026-09-13 08:37:03.594 UTC | +5021459185 ms | apple-touch-icon | GET | Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/144.0.0.0 Safari/537.36 (compatible; HubSpot DataHub; +https://www.hubspot.com) |
request headers (10){
"accept": "image/webp,image/png,image/jpeg,image/gif,image/svg+xml,image/*;q=0.8,*/*;q=0.5",
"accept-encoding": "gzip, deflate, snappy,gzip,deflate",
"accept-language": "en-US,en-CA;q=0.9,en-GB;q=0.8,en;q=0.7",
"connection": "close",
"host": "uatracer.com",
"traceparent": "00-ad15f58bacb2a72bddce7cb176b5c6ff-39d5008663f008c2-01",
"tracestate": "",
"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 (compatible; HubSpot DataHub; +https://www.hubspot.com)",
"via": "HTTP/1.1 ord.vultr.prod.deno-cluster.net",
"x-hubspot-timeout-millis": "7500"
}
|
||||
| 2026-09-13 08:37:03.804 UTC | +5021459395 ms | favicon | GET | Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/144.0.0.0 Safari/537.36 (compatible; HubSpot DataHub; +https://www.hubspot.com) |
request headers (12){
"accept": "image/webp,image/png,image/jpeg,image/gif,image/svg+xml,image/*;q=0.8,*/*;q=0.5",
"accept-encoding": "gzip, deflate, snappy,gzip,deflate",
"accept-language": "en-US,en-CA;q=0.9,en-GB;q=0.8,en;q=0.7",
"connection": "close",
"host": "uatracer.com",
"traceparent": "00-729fb1f74b3414e4f459d70d379a3ec5-3f1633f002105e5f-01",
"tracestate": "",
"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 (compatible; HubSpot DataHub; +https://www.hubspot.com)",
"via": "HTTP/1.1 ord.vultr.prod.deno-cluster.net",
"x-deno-userspace-traceparent": "00-729fb1f74b3414e4f459d70d379a3ec5-901b02ca76323c23-01",
"x-deno-userspace-tracestate": "",
"x-hubspot-timeout-millis": "7500"
}
|
||||
| 2026-09-13 08:37:03.940 UTC | +5021459531 ms | Open Graph 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 (compatible; HubSpot DataHub; +https://www.hubspot.com) |
request headers (12){
"accept": "image/webp,image/png,image/jpeg,image/gif,image/svg+xml,image/*;q=0.8,*/*;q=0.5",
"accept-encoding": "gzip, deflate, snappy,gzip,deflate",
"accept-language": "en-US,en-CA;q=0.9,en-GB;q=0.8,en;q=0.7",
"connection": "close",
"host": "uatracer.com",
"traceparent": "00-5b101b881f5f20c2523c39cd712bf662-5b19ea61c4d43f16-01",
"tracestate": "",
"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 (compatible; HubSpot DataHub; +https://www.hubspot.com)",
"via": "HTTP/1.1 ord.vultr.prod.deno-cluster.net",
"x-deno-userspace-traceparent": "00-5b101b881f5f20c2523c39cd712bf662-506313505ecf3499-01",
"x-deno-userspace-tracestate": "",
"x-hubspot-timeout-millis": "7500"
}
|
||||
| 2026-09-13 08:38:45.350 UTC | +5021560941 ms | Open Graph image | GET | HubSpot Image Utils |
request headers (8){
"accept-encoding": "snappy,gzip,deflate",
"connection": "close",
"host": "uatracer.com",
"traceparent": "00-1861bb91a92b8da9a05b859b09f3b8b8-2e8c4bb1f0147a1c-01",
"tracestate": "",
"user-agent": "HubSpot Image Utils",
"via": "HTTP/1.1 ord.vultr.prod.deno-cluster.net",
"x-hubspot-timeout-millis": "30000"
}
|
||||
| 2026-09-21 04:59:46.032 UTC | +5699621623 ms | image | GET | Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_1; rv:52.0.1) Gecko/20100101 Firefox/52.0.1 |
request headers (12){
"accept": "*/*",
"accept-encoding": "gzip, deflate, br",
"baggage": "sentry-trace_id=261ca4f6fbc44f62b79b46827da576cf,sentry-environment=production,sentry-public_key=24105ebfa3acac05d22a8a0064bf8c29,sentry-sample_rate=1.0",
"connection": "keep-alive",
"dnt": "1",
"host": "uatracer.com",
"referer": "https://google.com, https://uatracer.com/",
"sentry-trace": "261ca4f6fbc44f62b79b46827da576cf-a758ee86f5969488",
"traceparent": "00-5927aa414af2d40e32be85decd6e320b-fe98e4821dc0dd48-01",
"tracestate": "",
"user-agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_1; rv:52.0.1) Gecko/20100101 Firefox/52.0.1",
"via": "HTTP/1.1 ams.vultr.prod.deno-cluster.net"
}
|
||||