ua-tracer
by Paul Kinlan
trace D1va2gHm
what does a user agent actually fetch, follow & run?
Trace D1va2gHm
First seen: 2026-10-31 17:16:22.212 UTC
User-Agent: SojournerBot/1.0 (+https://parallaxsearch.com/bot; Interdiction Studios)
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 |
|---|---|---|---|---|
| 2026-10-31 17:16:22.212 UTC | +0 ms | homepage | GET | SojournerBot/1.0 (+https://parallaxsearch.com/bot; Interdiction Studios) |
request headers (13){
"accept": "text/html,application/xhtml+xml;q=0.9",
"accept-encoding": "gzip,br",
"accept-language": "en;q=0.9,*;q=0.5",
"host": "uatracer.com",
"signature": "sig1=:WR8NnCYYbLtccGCvZPoPw40Abd4ME6wFG8U9nOnPUf7aySaUHYbLBluBhWvj4VTLtAN5MpwxmImcczwEOEmvBw==:",
"signature-agent": "\"https://parallaxsearch.com\"",
"signature-input": "sig1=(\"@authority\" \"signature-agent\");keyid=\"x8NQ3Ym_T0epFBgiTOLLU36e9kgvFOy-ONXEYYUF7gc\";nonce=\"2v7vZTEE/7GcHDew9nkzhA8x1BVrEI4GQWigfnaXdE8=\";tag=\"web-bot-auth\";alg=\"ed25519\";created=1793466982;expires=1793467282",
"traceparent": "00-befdca4d6442b3398505f0153beb7c33-e16c6ebefae495a9-01",
"tracestate": "",
"user-agent": "SojournerBot/1.0 (+https://parallaxsearch.com/bot; Interdiction Studios)",
"via": "HTTP/1.1 ord.vultr.prod.deno-cluster.net",
"x-deno-userspace-traceparent": "00-befdca4d6442b3398505f0153beb7c33-eae9c73d14756b07-01",
"x-deno-userspace-tracestate": ""
}
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