ua-tracer by Paul Kinlan

trace RSEp0NzJ

ua-tracer

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

← all traces

Trace RSEp0NzJ

First seen: 2026-09-26 03:42:22.790 UTC
User-Agent: Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; bingbot/2.0; +http://www.bing.com/bingbot.htm) Chrome/116.0.1938.76 Safari/537.36
Bot verification: ✓ verified Bingbot IP in Bingbot 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
2026-09-26 03:42:22.790 UTC +0 ms homepage GET Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; bingbot/2.0; +http://www.bing.com/bingbot.htm) Chrome/116.0.1938.76 Safari/537.36
request headers (8) 
{
  "accept": "*/*",
  "accept-encoding": "gzip, deflate, br",
  "from": "bingbot(at)microsoft.com",
  "host": "uatracer.com",
  "traceparent": "00-f80db7c8c18640465b7c827fb489fd33-a40bb51037b91f98-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; bingbot/2.0; +http://www.bing.com/bingbot.htm) Chrome/116.0.1938.76 Safari/537.36",
  "via": "HTTP/2 ord.vultr.prod.deno-cluster.net"
}
2026-09-26 04:20:47.372 UTC +2304582 ms font (HTML) GET Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; bingbot/2.0; +http://www.bing.com/bingbot.htm) Chrome/116.0.1938.76 Safari/537.36
request headers (10) 
{
  "accept": "*/*",
  "accept-encoding": "gzip, deflate, br",
  "from": "bingbot(at)microsoft.com",
  "host": "uatracer.com",
  "traceparent": "00-a3343aa28d18e106e1bd0633e6e702ff-2cb67d70af09daad-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; bingbot/2.0; +http://www.bing.com/bingbot.htm) Chrome/116.0.1938.76 Safari/537.36",
  "via": "HTTP/2 ord.vultr.prod.deno-cluster.net",
  "x-deno-userspace-traceparent": "00-a3343aa28d18e106e1bd0633e6e702ff-975dbae7977859a2-01",
  "x-deno-userspace-tracestate": ""
}
2026-09-26 04:20:47.534 UTC +2304744 ms prefetch GET Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; bingbot/2.0; +http://www.bing.com/bingbot.htm) Chrome/116.0.1938.76 Safari/537.36
request headers (10) 
{
  "accept": "*/*",
  "accept-encoding": "gzip, deflate, br",
  "from": "bingbot(at)microsoft.com",
  "host": "uatracer.com",
  "traceparent": "00-a51a0bd8c8a372710bf27f56e94cf948-92f33564308011b1-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; bingbot/2.0; +http://www.bing.com/bingbot.htm) Chrome/116.0.1938.76 Safari/537.36",
  "via": "HTTP/2 ord.vultr.prod.deno-cluster.net",
  "x-deno-userspace-traceparent": "00-a51a0bd8c8a372710bf27f56e94cf948-a7903f5a13e32a99-01",
  "x-deno-userspace-tracestate": ""
}
2026-09-26 04:20:51.496 UTC +2308706 ms JS GET Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; bingbot/2.0; +http://www.bing.com/bingbot.htm) Chrome/116.0.1938.76 Safari/537.36
request headers (10) 
{
  "accept": "*/*",
  "accept-encoding": "gzip, deflate, br",
  "from": "bingbot(at)microsoft.com",
  "host": "uatracer.com",
  "traceparent": "00-ead2d4564073787f8e14725535299ae8-7490b7bc411ad02f-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; bingbot/2.0; +http://www.bing.com/bingbot.htm) Chrome/116.0.1938.76 Safari/537.36",
  "via": "HTTP/2 ord.vultr.prod.deno-cluster.net",
  "x-deno-userspace-traceparent": "00-ead2d4564073787f8e14725535299ae8-5f7803e7fac5ea0e-01",
  "x-deno-userspace-tracestate": ""
}
2026-09-26 04:20:52.068 UTC +2309278 ms iframe document GET Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; bingbot/2.0; +http://www.bing.com/bingbot.htm) Chrome/116.0.1938.76 Safari/537.36
request headers (10) 
{
  "accept": "*/*",
  "accept-encoding": "gzip, deflate, br",
  "from": "bingbot(at)microsoft.com",
  "host": "uatracer.com",
  "traceparent": "00-06886eee691758ffb1def430f4ba640a-80c51f0b3b369538-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; bingbot/2.0; +http://www.bing.com/bingbot.htm) Chrome/116.0.1938.76 Safari/537.36",
  "via": "HTTP/2 ord.vultr.prod.deno-cluster.net",
  "x-deno-userspace-traceparent": "00-06886eee691758ffb1def430f4ba640a-7978d9f7d57e1c69-01",
  "x-deno-userspace-tracestate": ""
}
2026-09-26 04:21:02.191 UTC +2319401 ms ES module GET Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; bingbot/2.0; +http://www.bing.com/bingbot.htm) Chrome/116.0.1938.76 Safari/537.36
request headers (10) 
{
  "accept": "*/*",
  "accept-encoding": "gzip, deflate, br",
  "from": "bingbot(at)microsoft.com",
  "host": "uatracer.com",
  "traceparent": "00-4eafae5fce1dfbca0d9787c1eb3b5f85-0624d07279f8a758-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; bingbot/2.0; +http://www.bing.com/bingbot.htm) Chrome/116.0.1938.76 Safari/537.36",
  "via": "HTTP/2 ord.vultr.prod.deno-cluster.net",
  "x-deno-userspace-traceparent": "00-4eafae5fce1dfbca0d9787c1eb3b5f85-5efde700c95f3bb0-01",
  "x-deno-userspace-tracestate": ""
}
2026-09-26 04:37:41.726 UTC +3318936 ms Reporting API report (POST) POST Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; bingbot/2.0; +http://www.bing.com/bingbot.htm) Chrome/136.0.0.0 Safari/537.36 AppleWebKit/537.36 (KHTML, like Gecko; compatible; bingbot/2.0; +http://www.bing.com/bingbot.htm) Chrome/116.0.1938.76 Safari/537.36
request headers (16) 
{
  "accept": "*/*",
  "accept-encoding": "gzip, deflate, br",
  "content-length": "2215",
  "content-type": "application/json",
  "cookie": "[redacted]",
  "from": "bingbot(at)microsoft.com",
  "host": "uatracer.com",
  "origin": "https://uatracer.com",
  "referer": "https://uatracer.com/",
  "traceparent": "00-65d37b93979238918abf62fe4b0699af-e02ce8c332c6a77e-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; bingbot/2.0; +http://www.bing.com/bingbot.htm) Chrome/136.0.0.0 Safari/537.36 AppleWebKit/537.36 (KHTML, like Gecko; compatible; bingbot/2.0; +http://www.bing.com/bingbot.htm) Chrome/116.0.1938.76 Safari/537.36",
  "via": "HTTP/2 ord.vultr.prod.deno-cluster.net",
  "x-deno-userspace-traceparent": "00-65d37b93979238918abf62fe4b0699af-fd79cc11be9c94c8-01",
  "x-deno-userspace-tracestate": "",
  "x-report-body": "{\"source\":\"ReportingObserver\",\"reports\":[{\"type\":\"csp-violation\",\"url\":\"https://uatracer.com/\",\"body\":{\"sourceFile\":\"https://uatracer.com/\",\"lineNumber\":9,\"columnNumber\":0,\"documentURL\":\"https://uatracer.com/\",\"referrer\":\"\",\"blockedURL\":\"inline\",\"effectiveDirective\":\"style-src-elem\",\"originalPolicy\":\"style-src 'self'; report-uri /r/RSEp0NzJ/xoQxSGO6/csp-report; report-to ua-tracer\",\"sample\":\"\",\"disposition\":\"report\",\"statusCode\":200}},{\"type\":\"csp-violation\",\"url\":\"https://uatracer.com/\",\"body\":{\"sourceFile\":\"https://uatracer.com/\",\"lineNumber\":243,\"columnNumber\":0,\"documentURL\":\"https://uatracer.com/\",\"referrer\":\"\",\"blockedURL\":\"inline\",\"effectiveDirective\":\"style-src-attr\",\"originalPolicy\":\"style-src 'self'; report-uri /r/RSEp0NzJ/xoQxSGO6/csp-report; report-to ua-tracer\",\"sample\":\"\",\"disposition\":\"report\",\"statusCode\":200}},{\"type\":\"csp-violation\",\"url\":\"https://uatracer.com/\",\"body\":{\"sourceFile\":\"https://uatracer.com/\",\"lineNumber\":247,\"columnNumber\":0,\"documentURL\":\"https://uatracer.com/\",\"referrer\":\"\",\"blockedURL\":\"inline\",\"effectiveDirective\":\"style-src-attr\",\"originalPolicy\":\"style-src 'self'; report-uri /r/RSEp0NzJ/xoQxSGO6/csp-report; report-to ua-tracer\",\"sample\":\"\",\"disposition\":\"report\",\"statusCode\":200}},{\"type\":\"csp-violation\",\"url\":\"https://uatracer.com/\",\"body\":{\"sourceFile\":\"https://uatracer.com/\",\"lineNumber\":755,\"columnNumber\":0,\"documentURL\":\"https://uatracer.com/\",\"referrer\":\"\",\"blockedURL\":\"inline\",\"effectiveDirective\":\"style-src-attr\",\"originalPolicy\":\"style-src 'self'; report-uri /r/RSEp0NzJ/xoQxSGO6/csp-report; report-to ua-tracer\",\"sample\":\"\",\"disposition\":\"report\",\"statusCode\":200}},{\"type\":\"csp-violation\",\"url\":\"https://uatracer.com/\",\"body\":{\"sourceFile\":\"https://uatracer.com/r/RSEp0NzJ/xoQxSGO6/main.js\",\"lineNumber\":45,\"columnNumber\":11,\"documentURL\":\"https://uatracer.com/\",\"referrer\":\"\",\"blockedURL\":\"inline\",\"effectiveDirective\":\"style-src-attr\",\"originalPolicy\":\"style-src 'self'; report-uri /r/RSEp0NzJ/xoQxSGO6/csp-report; report-to ua-tracer\",\"sample\":\"\",\"disposition\":\"report\",\"statusCode\":200}}],\"ua\":\"Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; bingbot/2.0; +http://www.bing.com/bingbot.htm) Chrome/136.0.0.0 Safari/537.36\"}"
}
2026-09-26 04:37:42.276 UTC +3319486 ms client timing POST POST Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; bingbot/2.0; +http://www.bing.com/bingbot.htm) Chrome/136.0.0.0 Safari/537.36 AppleWebKit/537.36 (KHTML, like Gecko; compatible; bingbot/2.0; +http://www.bing.com/bingbot.htm) Chrome/116.0.1938.76 Safari/537.36
request headers (13) 
{
  "accept": "*/*",
  "accept-encoding": "gzip, deflate, br",
  "content-length": "1792",
  "content-type": "application/json",
  "cookie": "[redacted]",
  "from": "bingbot(at)microsoft.com",
  "host": "uatracer.com",
  "origin": "https://uatracer.com",
  "referer": "https://uatracer.com/",
  "traceparent": "00-8e81ea16aebacd64124eb99a173ec86b-45db971be65762fe-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; bingbot/2.0; +http://www.bing.com/bingbot.htm) Chrome/136.0.0.0 Safari/537.36 AppleWebKit/537.36 (KHTML, like Gecko; compatible; bingbot/2.0; +http://www.bing.com/bingbot.htm) Chrome/116.0.1938.76 Safari/537.36",
  "via": "HTTP/2 ord.vultr.prod.deno-cluster.net"
}
2026-09-26 04:37:45.486 UTC +3322696 ms CSP violation report (POST) POST Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; bingbot/2.0; +http://www.bing.com/bingbot.htm) Chrome/136.0.0.0 Safari/537.36
request headers (19) 
{
  "accept": "*/*",
  "accept-encoding": "gzip, deflate, br, zstd",
  "content-length": "422",
  "content-type": "application/json",
  "cookie": "[redacted]",
  "host": "uatracer.com",
  "origin": "https://uatracer.com",
  "priority": "u=4, i",
  "referer": "https://uatracer.com/",
  "sec-fetch-dest": "empty",
  "sec-fetch-mode": "cors",
  "sec-fetch-site": "same-origin",
  "traceparent": "00-edc6b7ce4d3a34578f4622ab296109fe-5701f0bbe2292328-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; bingbot/2.0; +http://www.bing.com/bingbot.htm) Chrome/136.0.0.0 Safari/537.36",
  "via": "HTTP/2 ord.vultr.prod.deno-cluster.net",
  "x-deno-userspace-traceparent": "00-edc6b7ce4d3a34578f4622ab296109fe-9c6c87b4cf19615b-01",
  "x-deno-userspace-tracestate": "",
  "x-report-body": "{\"source\":\"securitypolicyviolation\",\"violatedDirective\":\"style-src-attr\",\"effectiveDirective\":\"style-src-attr\",\"blockedURI\":\"inline\",\"documentURI\":\"https://uatracer.com/\",\"disposition\":\"report\",\"lineNumber\":45,\"sourceFile\":\"https://uatracer.com/r/RSEp0NzJ/xoQxSGO6/main.js\",\"ua\":\"Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; bingbot/2.0; +http://www.bing.com/bingbot.htm) Chrome/136.0.0.0 Safari/537.36\"}"
}
2026-09-26 04:37:48.703 UTC +3325913 ms CSP violation report (POST) POST Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; bingbot/2.0; +http://www.bing.com/bingbot.htm) Chrome/136.0.0.0 Safari/537.36 AppleWebKit/537.36 (KHTML, like Gecko; compatible; bingbot/2.0; +http://www.bing.com/bingbot.htm) Chrome/116.0.1938.76 Safari/537.36
request headers (16) 
{
  "accept": "*/*",
  "accept-encoding": "gzip, deflate, br",
  "content-length": "422",
  "content-type": "application/json",
  "cookie": "[redacted]",
  "from": "bingbot(at)microsoft.com",
  "host": "uatracer.com",
  "origin": "https://uatracer.com",
  "referer": "https://uatracer.com/",
  "traceparent": "00-bc0e09de4332775eddd45946e4dbf446-90aa688e85ecf643-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; bingbot/2.0; +http://www.bing.com/bingbot.htm) Chrome/136.0.0.0 Safari/537.36 AppleWebKit/537.36 (KHTML, like Gecko; compatible; bingbot/2.0; +http://www.bing.com/bingbot.htm) Chrome/116.0.1938.76 Safari/537.36",
  "via": "HTTP/2 ord.vultr.prod.deno-cluster.net",
  "x-deno-userspace-traceparent": "00-bc0e09de4332775eddd45946e4dbf446-42245386446a736b-01",
  "x-deno-userspace-tracestate": "",
  "x-report-body": "{\"source\":\"securitypolicyviolation\",\"violatedDirective\":\"style-src-attr\",\"effectiveDirective\":\"style-src-attr\",\"blockedURI\":\"inline\",\"documentURI\":\"https://uatracer.com/\",\"disposition\":\"report\",\"lineNumber\":45,\"sourceFile\":\"https://uatracer.com/r/RSEp0NzJ/xoQxSGO6/main.js\",\"ua\":\"Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; bingbot/2.0; +http://www.bing.com/bingbot.htm) Chrome/136.0.0.0 Safari/537.36\"}"
}
2026-09-28 06:25:58.985 UTC +182616195 ms preload (image) GET Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; Amazonbot/0.1; +https://developer.amazon.com/support/amazonbot) Chrome/119.0.6045.214 Safari/537.36
request headers (9) 
{
  "accept-encoding": "gzip,deflate",
  "connection": "close",
  "host": "uatracer.com",
  "traceparent": "00-72459818ff8c5f4c356a9bee1039f9c5-4ec9e795d2c7a50b-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; Amazonbot/0.1; +https://developer.amazon.com/support/amazonbot) Chrome/119.0.6045.214 Safari/537.36",
  "via": "HTTP/1.1 ord.vultr.prod.deno-cluster.net",
  "x-deno-userspace-traceparent": "00-72459818ff8c5f4c356a9bee1039f9c5-e0a9538297449346-01",
  "x-deno-userspace-tracestate": ""
}
2026-09-28 11:23:06.676 UTC +200443886 ms JS executed beacon GET Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; Amazonbot/0.1; +https://developer.amazon.com/support/amazonbot) Chrome/119.0.6045.214 Safari/537.36
request headers (9) 
{
  "accept-encoding": "gzip,deflate",
  "connection": "close",
  "host": "uatracer.com",
  "traceparent": "00-1581af536585a3b5d0564486a45dedf3-73d6f629d555e9f3-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; Amazonbot/0.1; +https://developer.amazon.com/support/amazonbot) Chrome/119.0.6045.214 Safari/537.36",
  "via": "HTTP/1.1 ord.vultr.prod.deno-cluster.net",
  "x-deno-userspace-traceparent": "00-1581af536585a3b5d0564486a45dedf3-05e3d9b27a786291-01",
  "x-deno-userspace-tracestate": ""
}
2026-09-28 11:23:14.900 UTC +200452110 ms ES module executed GET Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; Amazonbot/0.1; +https://developer.amazon.com/support/amazonbot) Chrome/119.0.6045.214 Safari/537.36
request headers (9) 
{
  "accept-encoding": "gzip,deflate",
  "connection": "close",
  "host": "uatracer.com",
  "traceparent": "00-730b035a67cb15c15fb3bc7cb83def1e-4f94a9922561a138-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; Amazonbot/0.1; +https://developer.amazon.com/support/amazonbot) Chrome/119.0.6045.214 Safari/537.36",
  "via": "HTTP/1.1 ord.vultr.prod.deno-cluster.net",
  "x-deno-userspace-traceparent": "00-730b035a67cb15c15fb3bc7cb83def1e-328554eb6fdf3b5a-01",
  "x-deno-userspace-tracestate": ""
}
2026-09-28 11:23:24.364 UTC +200461574 ms image GET Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; Amazonbot/0.1; +https://developer.amazon.com/support/amazonbot) Chrome/119.0.6045.214 Safari/537.36
request headers (9) 
{
  "accept-encoding": "gzip,deflate",
  "connection": "close",
  "host": "uatracer.com",
  "traceparent": "00-84e8ddea3d3e3c60a27c2fad319bdf6a-d0843a3129484141-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; Amazonbot/0.1; +https://developer.amazon.com/support/amazonbot) Chrome/119.0.6045.214 Safari/537.36",
  "via": "HTTP/1.1 ord.vultr.prod.deno-cluster.net",
  "x-deno-userspace-traceparent": "00-84e8ddea3d3e3c60a27c2fad319bdf6a-7eff0862795d5b9f-01",
  "x-deno-userspace-tracestate": ""
}
2026-09-28 12:44:58.639 UTC +205355849 ms iframe document GET Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; Amazonbot/0.1; +https://developer.amazon.com/support/amazonbot) Chrome/119.0.6045.214 Safari/537.36
request headers (9) 
{
  "accept-encoding": "gzip,deflate",
  "connection": "close",
  "host": "uatracer.com",
  "traceparent": "00-20ebf9265707d26db8e1f4e7783e1a9b-a85de5f2238e2677-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; Amazonbot/0.1; +https://developer.amazon.com/support/amazonbot) Chrome/119.0.6045.214 Safari/537.36",
  "via": "HTTP/1.1 ord.vultr.prod.deno-cluster.net",
  "x-deno-userspace-traceparent": "00-20ebf9265707d26db8e1f4e7783e1a9b-d7bb1bb0a43d9f9e-01",
  "x-deno-userspace-tracestate": ""
}
2026-09-28 12:45:00.047 UTC +205357257 ms image inside iframe GET Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; Amazonbot/0.1; +https://developer.amazon.com/support/amazonbot) Chrome/119.0.6045.214 Safari/537.36
request headers (9) 
{
  "accept-encoding": "gzip,deflate",
  "connection": "close",
  "host": "uatracer.com",
  "traceparent": "00-1174a2b08f20e50e23ead761bba030a9-9549f5f1cbb3cebf-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; Amazonbot/0.1; +https://developer.amazon.com/support/amazonbot) Chrome/119.0.6045.214 Safari/537.36",
  "via": "HTTP/1.1 ord.vultr.prod.deno-cluster.net",
  "x-deno-userspace-traceparent": "00-1174a2b08f20e50e23ead761bba030a9-aeba881b4571bdd1-01",
  "x-deno-userspace-tracestate": ""
}
2026-09-28 21:33:07.314 UTC +237044524 ms prefetch GET Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; Amazonbot/0.1; +https://developer.amazon.com/support/amazonbot) Chrome/119.0.6045.214 Safari/537.36
request headers (9) 
{
  "accept-encoding": "gzip,deflate",
  "connection": "close",
  "host": "uatracer.com",
  "traceparent": "00-8f5aa53eaadb01be3773baca0ba9664c-7d8540b62c7a5870-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; Amazonbot/0.1; +https://developer.amazon.com/support/amazonbot) Chrome/119.0.6045.214 Safari/537.36",
  "via": "HTTP/1.1 ord.vultr.prod.deno-cluster.net",
  "x-deno-userspace-traceparent": "00-8f5aa53eaadb01be3773baca0ba9664c-d7b77f2f15609515-01",
  "x-deno-userspace-tracestate": ""
}
2026-09-29 02:34:31.781 UTC +255128991 ms prefetch GET Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/104.0.0.0 Safari/537.36
request headers (8) 
{
  "accept": "*/*",
  "accept-encoding": "gzip, deflate",
  "cookie": "[redacted]",
  "host": "uatracer.com",
  "traceparent": "00-2a9aa611ca58c8dd56d7f6011b2e0212-4a5e73f52878bac1-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/104.0.0.0 Safari/537.36",
  "via": "HTTP/1.1 ams.vultr.prod.deno-cluster.net"
}
2026-09-29 02:34:39.065 UTC +255136275 ms image GET Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/104.0.0.0 Safari/537.36
request headers (8) 
{
  "accept": "*/*",
  "accept-encoding": "gzip, deflate",
  "cookie": "[redacted]",
  "host": "uatracer.com",
  "traceparent": "00-b29b201775eb9a3297f574680fcefb30-23cd723418a3b03c-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/104.0.0.0 Safari/537.36",
  "via": "HTTP/1.1 ams.vultr.prod.deno-cluster.net"
}
2026-09-29 02:34:40.897 UTC +255138107 ms preload (image) GET Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/104.0.0.0 Safari/537.36
request headers (8) 
{
  "accept": "*/*",
  "accept-encoding": "gzip, deflate",
  "cookie": "[redacted]",
  "host": "uatracer.com",
  "traceparent": "00-66911a0afa5a3e5b7a02fcc4b11fdb9c-aacd040c98ad9696-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/104.0.0.0 Safari/537.36",
  "via": "HTTP/1.1 ams.vultr.prod.deno-cluster.net"
}
2026-10-31 13:38:34.542 UTC +3059771752 ms iframe document GET Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; bingbot/2.0; +http://www.bing.com/bingbot.htm) Chrome/116.0.1938.76 Safari/537.36
request headers (8) 
{
  "accept": "*/*",
  "accept-encoding": "gzip, deflate, br",
  "from": "bingbot(at)microsoft.com",
  "host": "uatracer.com",
  "traceparent": "00-96403d1a947030cb962cb5c822a1dee4-c63c20ba3a6cd7ea-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; bingbot/2.0; +http://www.bing.com/bingbot.htm) Chrome/116.0.1938.76 Safari/537.36",
  "via": "HTTP/2 ord.vultr.prod.deno-cluster.net"
}

Client-side resource waterfall

Reported by performance.getEntriesByType('resource') after JS ran in the UA. This proves a real browser-grade engine, not just a downloader.

ResourceInitiatorStartDurationTimeline
style.css link 97ms 67ms
font.woff2 link 97ms 314ms
preload.png link 97ms 66ms
photo.png img 97ms 166ms
module.js script 97ms 384ms
main.js script 97ms 432ms
prefetch.png link 103ms 376ms
iframe iframe 107ms 488ms
js-ran.gif?t=1790397459497 img 554ms 33ms
module-ran.gif?t=1790397459530 img 587ms 12ms