ua-tracer
by Paul Kinlan
trace M7s0oEAa
what does a user agent actually fetch, follow & run?
Trace M7s0oEAa
First seen: 2026-09-13 02:30:27.075 UTC
User-Agent: Mozilla/5.0 (Linux; Android 6.0.1; Nexus 5X Build/MMB29P) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/152.0.7977.82 Mobile Safari/537.36 (compatible; Googlebot/2.1; +http://www.google.com/bot.html)
Bot verification: ✓ verified Googlebot IP checked against published bot CIDR ranges; IP in Googlebot 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.
| Received | Δ | Kind | Method | User-Agent |
|---|---|---|---|---|
| 2026-09-13 02:30:27.075 UTC | +0 ms | homepage | GET | Mozilla/5.0 (Linux; Android 6.0.1; Nexus 5X Build/MMB29P) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/152.0.7977.82 Mobile Safari/537.36 (compatible; Googlebot/2.1; +http://www.google.com/bot.html) |
request headers (13){
"accept": "text/html,application/xhtml+xml,application/signed-exchange;v=b3,application/xml;q=0.9,*/*;q=0.8",
"accept-encoding": "gzip, deflate, br",
"amp-cache-transform": "google;v=\"1..8\"",
"connection": "keep-alive",
"from": "googlebot(at)googlebot.com",
"host": "uatracer.com",
"if-modified-since": "Thu, 10 Sep 2026 07:22:58 GMT",
"traceparent": "00-517d3934f4358234dbed6aa952075b97-3766a8130fdde580-01",
"tracestate": "",
"user-agent": "Mozilla/5.0 (Linux; Android 6.0.1; Nexus 5X Build/MMB29P) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/152.0.7977.82 Mobile Safari/537.36 (compatible; Googlebot/2.1; +http://www.google.com/bot.html)",
"via": "HTTP/1.1 ord.vultr.prod.deno-cluster.net",
"x-deno-userspace-traceparent": "00-517d3934f4358234dbed6aa952075b97-179567f206edcebc-01",
"x-deno-userspace-tracestate": ""
}
|
||||
| 2026-09-13 02:30:31.681 UTC | +4606 ms | prefetch | GET | Mozilla/5.0 (Linux; Android 6.0.1; Nexus 5X Build/MMB29P) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/152.0.7977.82 Mobile Safari/537.36 (compatible; Googlebot/2.1; +http://www.google.com/bot.html) |
request headers (13){
"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",
"accept-language": "en-US",
"connection": "keep-alive",
"cookie": "ua-tracer-trace=M7s0oEAa",
"from": "googlebot(at)googlebot.com",
"host": "uatracer.com",
"referer": "https://uatracer.com/",
"sec-purpose": "prefetch",
"traceparent": "00-e0a9c42eaed11774a056f6ca0f91cce8-9b61739db4865072-01",
"tracestate": "",
"user-agent": "Mozilla/5.0 (Linux; Android 6.0.1; Nexus 5X Build/MMB29P) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/152.0.7977.82 Mobile Safari/537.36 (compatible; Googlebot/2.1; +http://www.google.com/bot.html)",
"via": "HTTP/1.1 ord.vultr.prod.deno-cluster.net"
}
|
||||
| 2026-09-13 02:30:32.057 UTC | +4982 ms | ES module | GET | Mozilla/5.0 (Linux; Android 6.0.1; Nexus 5X Build/MMB29P) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/152.0.7977.82 Mobile Safari/537.36 (compatible; Googlebot/2.1; +http://www.google.com/bot.html) |
request headers (15){
"accept": "*/*",
"accept-encoding": "gzip, deflate, br",
"accept-language": "en-US",
"connection": "keep-alive",
"cookie": "ua-tracer-trace=M7s0oEAa",
"from": "googlebot(at)googlebot.com",
"host": "uatracer.com",
"origin": "https://uatracer.com",
"referer": "https://uatracer.com/",
"traceparent": "00-fd5ebf437523e8f3ab3973d8cc2633f7-c0e44c64a8f41b47-01",
"tracestate": "",
"user-agent": "Mozilla/5.0 (Linux; Android 6.0.1; Nexus 5X Build/MMB29P) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/152.0.7977.82 Mobile Safari/537.36 (compatible; Googlebot/2.1; +http://www.google.com/bot.html)",
"via": "HTTP/1.1 ord.vultr.prod.deno-cluster.net",
"x-deno-userspace-traceparent": "00-fd5ebf437523e8f3ab3973d8cc2633f7-0c4f89a8b8f1f56d-01",
"x-deno-userspace-tracestate": ""
}
|
||||
| 2026-09-13 02:30:32.448 UTC | +5373 ms | JS | GET | Mozilla/5.0 (Linux; Android 6.0.1; Nexus 5X Build/MMB29P) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/152.0.7977.82 Mobile Safari/537.36 (compatible; Googlebot/2.1; +http://www.google.com/bot.html) |
request headers (14){
"accept": "*/*",
"accept-encoding": "gzip, deflate, br",
"accept-language": "en-US",
"connection": "keep-alive",
"cookie": "ua-tracer-trace=M7s0oEAa",
"from": "googlebot(at)googlebot.com",
"host": "uatracer.com",
"referer": "https://uatracer.com/",
"traceparent": "00-84828d59a79b97a934ea2e463ac3f2c0-85aad7aac4999404-01",
"tracestate": "",
"user-agent": "Mozilla/5.0 (Linux; Android 6.0.1; Nexus 5X Build/MMB29P) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/152.0.7977.82 Mobile Safari/537.36 (compatible; Googlebot/2.1; +http://www.google.com/bot.html)",
"via": "HTTP/1.1 ord.vultr.prod.deno-cluster.net",
"x-deno-userspace-traceparent": "00-84828d59a79b97a934ea2e463ac3f2c0-845d86d1d5300116-01",
"x-deno-userspace-tracestate": ""
}
|
||||
| 2026-09-13 02:30:32.833 UTC | +5758 ms | iframe document | GET | Mozilla/5.0 (Linux; Android 6.0.1; Nexus 5X Build/MMB29P) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/152.0.7977.82 Mobile Safari/537.36 (compatible; Googlebot/2.1; +http://www.google.com/bot.html) |
request headers (13){
"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",
"accept-language": "en-US",
"connection": "keep-alive",
"cookie": "ua-tracer-trace=M7s0oEAa",
"from": "googlebot(at)googlebot.com",
"host": "uatracer.com",
"referer": "https://uatracer.com/",
"traceparent": "00-49b3817faebf87f773250fd2248f25ee-ec603f9c6aa145e8-01",
"tracestate": "",
"upgrade-insecure-requests": "1",
"user-agent": "Mozilla/5.0 (Linux; Android 6.0.1; Nexus 5X Build/MMB29P) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/152.0.7977.82 Mobile Safari/537.36 (compatible; Googlebot/2.1; +http://www.google.com/bot.html)",
"via": "HTTP/1.1 ord.vultr.prod.deno-cluster.net"
}
|
||||
| 2026-09-13 02:30:33.172 UTC | +6097 ms | CSS | GET | Mozilla/5.0 (Linux; Android 6.0.1; Nexus 5X Build/MMB29P) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/152.0.7977.82 Mobile Safari/537.36 (compatible; Googlebot/2.1; +http://www.google.com/bot.html) |
request headers (14){
"accept": "text/css,*/*;q=0.1",
"accept-encoding": "gzip, deflate, br",
"accept-language": "en-US",
"connection": "keep-alive",
"cookie": "ua-tracer-trace=M7s0oEAa",
"from": "googlebot(at)googlebot.com",
"host": "uatracer.com",
"referer": "https://uatracer.com/",
"traceparent": "00-e4b4526cd976f8fd78276871c1bfc2a9-92eef969aaca9930-01",
"tracestate": "",
"user-agent": "Mozilla/5.0 (Linux; Android 6.0.1; Nexus 5X Build/MMB29P) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/152.0.7977.82 Mobile Safari/537.36 (compatible; Googlebot/2.1; +http://www.google.com/bot.html)",
"via": "HTTP/1.1 ord.vultr.prod.deno-cluster.net",
"x-deno-userspace-traceparent": "00-e4b4526cd976f8fd78276871c1bfc2a9-5669c5500f09acad-01",
"x-deno-userspace-tracestate": ""
}
|
||||
| 2026-09-13 02:30:33.597 UTC | +6522 ms | CSS @import (nested stylesheet) | GET | Mozilla/5.0 (Linux; Android 6.0.1; Nexus 5X Build/MMB29P) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/152.0.7977.82 Mobile Safari/537.36 (compatible; Googlebot/2.1; +http://www.google.com/bot.html) |
request headers (12){
"accept": "text/css,*/*;q=0.1",
"accept-encoding": "gzip, deflate, br",
"accept-language": "en-US",
"connection": "keep-alive",
"cookie": "ua-tracer-trace=M7s0oEAa",
"from": "googlebot(at)googlebot.com",
"host": "uatracer.com",
"referer": "https://uatracer.com/r/M7s0oEAa/3XEVECV7/style.css",
"traceparent": "00-e6dce7285fde2115f7fb615179800443-b86c16a6c8685963-01",
"tracestate": "",
"user-agent": "Mozilla/5.0 (Linux; Android 6.0.1; Nexus 5X Build/MMB29P) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/152.0.7977.82 Mobile Safari/537.36 (compatible; Googlebot/2.1; +http://www.google.com/bot.html)",
"via": "HTTP/1.1 ord.vultr.prod.deno-cluster.net"
}
|
||||