ua-tracer by Paul Kinlan

trace n06kh26s

ua-tracer

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

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Trace n06kh26s

First seen: 2026-10-15 10:11:42.815 UTC
User-Agent: Mozilla/5.0 (compatible; Googlebot/2.1; +http://www.google.com/bot.html)
Bot verification: ⚠ NOT in Googlebot range (spoofed?) UA claims Googlebot but IP not in published range.

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
2026-10-15 10:11:42.815 UTC +0 ms homepage GET Mozilla/5.0 (compatible; Googlebot/2.1; +http://www.google.com/bot.html)
request headers (12) 
{
  "accept": "text/html, application/xhtml+xml, */*",
  "accept-charset": "windows-1252,utf-8;q=0.7,*;q=0.7",
  "accept-encoding": "gzip, deflate",
  "accept-language": "en-US",
  "connection": "Keep-Alive",
  "cookie": "[redacted]",
  "host": "uatracer.com",
  "referer": "https://www.stefanjudis.com/rss.xml",
  "traceparent": "00-4ee8cf50981330c275619fb873e08298-9eb43ae4bf4e7175-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 (compatible; Googlebot/2.1; +http://www.google.com/bot.html)",
  "via": "HTTP/1.1 ord.vultr.prod.deno-cluster.net"
}
2026-10-18 03:10:36.506 UTC +233933691 ms web app manifest GET Mozilla/5.0 (compatible; Googlebot/2.1; +http://www.google.com/bot.html)
request headers (12) 
{
  "accept": "text/html, application/xhtml+xml, */*",
  "accept-charset": "windows-1252,utf-8;q=0.7,*;q=0.7",
  "accept-encoding": "gzip, deflate",
  "accept-language": "en-US",
  "connection": "Keep-Alive",
  "cookie": "[redacted]",
  "host": "uatracer.com",
  "referer": "https://www.stefanjudis.com/rss.xml",
  "traceparent": "00-7dbe5d192d96d08cee5b331891c5977a-10995a52a687bc73-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 (compatible; Googlebot/2.1; +http://www.google.com/bot.html)",
  "via": "HTTP/1.1 ord.vultr.prod.deno-cluster.net"
}
2026-10-18 03:10:36.513 UTC +233933698 ms prefetch GET Mozilla/5.0 (compatible; Googlebot/2.1; +http://www.google.com/bot.html)
request headers (12) 
{
  "accept": "text/html, application/xhtml+xml, */*",
  "accept-charset": "windows-1252,utf-8;q=0.7,*;q=0.7",
  "accept-encoding": "gzip, deflate",
  "accept-language": "en-US",
  "connection": "Keep-Alive",
  "cookie": "[redacted]",
  "host": "uatracer.com",
  "referer": "https://www.stefanjudis.com/rss.xml",
  "traceparent": "00-992f59901d59616f31dc905f52d28c1e-fc20da15689d806e-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 (compatible; Googlebot/2.1; +http://www.google.com/bot.html)",
  "via": "HTTP/1.1 ord.vultr.prod.deno-cluster.net"
}
2026-10-18 03:10:36.542 UTC +233933727 ms font (HTML) GET Mozilla/5.0 (compatible; Googlebot/2.1; +http://www.google.com/bot.html)
request headers (12) 
{
  "accept": "text/html, application/xhtml+xml, */*",
  "accept-charset": "windows-1252,utf-8;q=0.7,*;q=0.7",
  "accept-encoding": "gzip, deflate",
  "accept-language": "en-US",
  "connection": "Keep-Alive",
  "cookie": "[redacted]",
  "host": "uatracer.com",
  "referer": "https://www.stefanjudis.com/rss.xml",
  "traceparent": "00-bcd0f85290e28dc33d2bc0382e66a625-deccb5f12bfc73f0-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 (compatible; Googlebot/2.1; +http://www.google.com/bot.html)",
  "via": "HTTP/1.1 ord.vultr.prod.deno-cluster.net"
}
2026-10-18 03:10:36.547 UTC +233933732 ms apple-touch-icon GET Mozilla/5.0 (compatible; Googlebot/2.1; +http://www.google.com/bot.html)
request headers (12) 
{
  "accept": "text/html, application/xhtml+xml, */*",
  "accept-charset": "windows-1252,utf-8;q=0.7,*;q=0.7",
  "accept-encoding": "gzip, deflate",
  "accept-language": "en-US",
  "connection": "Keep-Alive",
  "cookie": "[redacted]",
  "host": "uatracer.com",
  "referer": "https://www.stefanjudis.com/rss.xml",
  "traceparent": "00-cac9d43ab88910685e1c8fd08243501b-7063a68f4280ed98-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 (compatible; Googlebot/2.1; +http://www.google.com/bot.html)",
  "via": "HTTP/1.1 ord.vultr.prod.deno-cluster.net"
}
2026-10-18 03:10:36.763 UTC +233933948 ms preload (image) GET Mozilla/5.0 (compatible; Googlebot/2.1; +http://www.google.com/bot.html)
request headers (12) 
{
  "accept": "text/html, application/xhtml+xml, */*",
  "accept-charset": "windows-1252,utf-8;q=0.7,*;q=0.7",
  "accept-encoding": "gzip, deflate",
  "accept-language": "en-US",
  "connection": "Keep-Alive",
  "cookie": "[redacted]",
  "host": "uatracer.com",
  "referer": "https://www.stefanjudis.com/rss.xml",
  "traceparent": "00-453b76bced4021320db3570ce58f8735-37b6fbb4e1523a79-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 (compatible; Googlebot/2.1; +http://www.google.com/bot.html)",
  "via": "HTTP/1.1 ord.vultr.prod.deno-cluster.net"
}
2026-10-18 03:10:37.098 UTC +233934283 ms favicon GET Mozilla/5.0 (compatible; Googlebot/2.1; +http://www.google.com/bot.html)
request headers (12) 
{
  "accept": "text/html, application/xhtml+xml, */*",
  "accept-charset": "windows-1252,utf-8;q=0.7,*;q=0.7",
  "accept-encoding": "gzip, deflate",
  "accept-language": "en-US",
  "connection": "Keep-Alive",
  "cookie": "[redacted]",
  "host": "uatracer.com",
  "referer": "https://www.stefanjudis.com/rss.xml",
  "traceparent": "00-3be62b6f6b2838b0a9f13f00e2cd8967-91d70c6ab52f7bfc-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 (compatible; Googlebot/2.1; +http://www.google.com/bot.html)",
  "via": "HTTP/1.1 ord.vultr.prod.deno-cluster.net"
}