ua-tracer by Paul Kinlan

trace 7WYEu5Y1

ua-tracer

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

← all traces

Trace 7WYEu5Y1

First seen: 2026-09-11 10:38:40.892 UTC
User-Agent: YisouSpider
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.

ReceivedΔKindMethodUser-Agent
2026-09-11 10:38:40.892 UTC +0 ms homepage GET YisouSpider
request headers (18) 
{
  "accept": "*/*",
  "accept-encoding": "gzip",
  "accept-language": "zh-CN,zh-TW;q=0.9,zh;q=0.8,en;q=0.7",
  "connection": "Keep-Alive",
  "host": "uatracer.com",
  "interceptor": "9",
  "screenwidth": "1200",
  "shenma-host": "uatracer.com",
  "shenma-ip": "69.67.170.170",
  "thumbhight": "512",
  "thumbquality": "60",
  "thumbwidth": "512",
  "traceparent": "00-568eae8ddf30af633ce3ee8038da98ff-f337e93b65387edc-01",
  "tracestate": "",
  "user-agent": "YisouSpider",
  "via": "HTTP/1.1 ord.vultr.prod.deno-cluster.net",
  "x-deno-userspace-traceparent": "00-568eae8ddf30af633ce3ee8038da98ff-53e4fdd1bed91f1f-01",
  "x-deno-userspace-tracestate": ""
}
2026-09-11 10:38:43.672 UTC +2780 ms CSS GET YisouSpider
request headers (15) 
{
  "accept": "text/css,*/*;q=0.1",
  "accept-encoding": "gzip,deflate,br",
  "connection": "close",
  "cookie": "ua-tracer-trace=7WYEu5Y1",
  "host": "uatracer.com",
  "referer": "https://uatracer.com/",
  "sec-ch-ua": "\"Not(A:Brand\";v=\"99\", \"HeadlessChrome\";v=\"133\", \"Chromium\";v=\"133\"",
  "sec-ch-ua-mobile": "?0",
  "sec-ch-ua-platform": "\"Windows\"",
  "traceparent": "00-fa562670828639f02ac602983b141b6b-5c221b5b9d0b882c-01",
  "tracestate": "",
  "user-agent": "YisouSpider",
  "via": "HTTP/1.1 ord.vultr.prod.deno-cluster.net",
  "x-deno-userspace-traceparent": "00-fa562670828639f02ac602983b141b6b-9eb75ed224e97bcc-01",
  "x-deno-userspace-tracestate": ""
}
2026-09-11 10:38:43.714 UTC +2822 ms iframe document GET YisouSpider
request headers (19) 
{
  "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",
  "cache-control": "no-cache",
  "cookie": "ua-tracer-trace=7WYEu5Y1",
  "host": "uatracer.com",
  "pragma": "no-cache",
  "priority": "u=0, i",
  "referer": "https://uatracer.com/",
  "sec-ch-ua": "\"Not(A:Brand\";v=\"99\", \"HeadlessChrome\";v=\"133\", \"Chromium\";v=\"133\"",
  "sec-ch-ua-mobile": "?0",
  "sec-ch-ua-platform": "\"Windows\"",
  "sec-fetch-dest": "iframe",
  "sec-fetch-mode": "navigate",
  "sec-fetch-site": "same-origin",
  "traceparent": "00-6a91f96dc21bfd4ff3fa3e56612ecb7a-02b3407006a7d973-01",
  "tracestate": "",
  "upgrade-insecure-requests": "1",
  "user-agent": "YisouSpider",
  "via": "HTTP/2 ams.vultr.prod.deno-cluster.net"
}
2026-09-11 10:38:43.722 UTC +2830 ms JS GET YisouSpider
request headers (13) 
{
  "accept": "*/*",
  "accept-encoding": "gzip,deflate,br",
  "connection": "close",
  "cookie": "ua-tracer-trace=7WYEu5Y1",
  "host": "uatracer.com",
  "referer": "https://uatracer.com/",
  "sec-ch-ua": "\"Not(A:Brand\";v=\"99\", \"HeadlessChrome\";v=\"133\", \"Chromium\";v=\"133\"",
  "sec-ch-ua-mobile": "?0",
  "sec-ch-ua-platform": "\"Windows\"",
  "traceparent": "00-b5a870ec177a30f41c269bce83d54e53-f647e0b5123d8f74-01",
  "tracestate": "",
  "user-agent": "YisouSpider",
  "via": "HTTP/1.1 ams.vultr.prod.deno-cluster.net"
}
2026-09-11 10:38:43.722 UTC +2830 ms prefetch GET YisouSpider
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",
  "connection": "close",
  "cookie": "ua-tracer-trace=7WYEu5Y1",
  "host": "uatracer.com",
  "referer": "https://uatracer.com/",
  "sec-ch-ua": "\"Not(A:Brand\";v=\"99\", \"HeadlessChrome\";v=\"133\", \"Chromium\";v=\"133\"",
  "sec-ch-ua-mobile": "?0",
  "sec-ch-ua-platform": "\"Windows\"",
  "traceparent": "00-423c8ed00bfc2f73f483cbaf2572fe32-469a5b44a3d33caf-01",
  "tracestate": "",
  "user-agent": "YisouSpider",
  "via": "HTTP/1.1 ams.vultr.prod.deno-cluster.net"
}
2026-09-11 10:38:43.736 UTC +2844 ms font (HTML) GET YisouSpider
request headers (16) 
{
  "accept": "*/*",
  "accept-encoding": "gzip,deflate,br",
  "connection": "close",
  "cookie": "ua-tracer-trace=7WYEu5Y1",
  "host": "uatracer.com",
  "origin": "https://uatracer.com",
  "referer": "https://uatracer.com/",
  "sec-ch-ua": "\"Not(A:Brand\";v=\"99\", \"HeadlessChrome\";v=\"133\", \"Chromium\";v=\"133\"",
  "sec-ch-ua-mobile": "?0",
  "sec-ch-ua-platform": "\"Windows\"",
  "traceparent": "00-6190db9212d9760f7e0f248ecec61b4a-ad56f4f1e2375c9d-01",
  "tracestate": "",
  "user-agent": "YisouSpider",
  "via": "HTTP/1.1 ord.vultr.prod.deno-cluster.net",
  "x-deno-userspace-traceparent": "00-6190db9212d9760f7e0f248ecec61b4a-299e741e68cbb097-01",
  "x-deno-userspace-tracestate": ""
}
2026-09-11 10:38:43.745 UTC +2853 ms ES module GET YisouSpider
request headers (14) 
{
  "accept": "*/*",
  "accept-encoding": "gzip,deflate,br",
  "connection": "close",
  "cookie": "ua-tracer-trace=7WYEu5Y1",
  "host": "uatracer.com",
  "origin": "https://uatracer.com",
  "referer": "https://uatracer.com/",
  "sec-ch-ua": "\"Not(A:Brand\";v=\"99\", \"HeadlessChrome\";v=\"133\", \"Chromium\";v=\"133\"",
  "sec-ch-ua-mobile": "?0",
  "sec-ch-ua-platform": "\"Windows\"",
  "traceparent": "00-fcf913174542cca0a4d9a19a1619c249-adcd3871a97bbf3f-01",
  "tracestate": "",
  "user-agent": "YisouSpider",
  "via": "HTTP/1.1 ams.vultr.prod.deno-cluster.net"
}
2026-09-11 10:38:44.830 UTC +3938 ms CSS @import (nested stylesheet) GET YisouSpider
request headers (13) 
{
  "accept": "text/css,*/*;q=0.1",
  "accept-encoding": "gzip,deflate,br",
  "connection": "close",
  "cookie": "ua-tracer-trace=7WYEu5Y1",
  "host": "uatracer.com",
  "referer": "https://uatracer.com/r/7WYEu5Y1/7p6N3nts/style.css",
  "sec-ch-ua": "\"Not(A:Brand\";v=\"99\", \"HeadlessChrome\";v=\"133\", \"Chromium\";v=\"133\"",
  "sec-ch-ua-mobile": "?0",
  "sec-ch-ua-platform": "\"Windows\"",
  "traceparent": "00-5822fdb9b230db3209db33fe335133ad-7242e00351d2c29d-01",
  "tracestate": "",
  "user-agent": "YisouSpider",
  "via": "HTTP/1.1 ord.vultr.prod.deno-cluster.net"
}
2026-09-11 10:38:45.688 UTC +4796 ms CSS @font-face GET YisouSpider
request headers (14) 
{
  "accept": "*/*",
  "accept-encoding": "gzip,deflate,br",
  "connection": "close",
  "cookie": "ua-tracer-trace=7WYEu5Y1",
  "host": "uatracer.com",
  "origin": "https://uatracer.com",
  "referer": "https://uatracer.com/r/7WYEu5Y1/7p6N3nts/style.css",
  "sec-ch-ua": "\"Not(A:Brand\";v=\"99\", \"HeadlessChrome\";v=\"133\", \"Chromium\";v=\"133\"",
  "sec-ch-ua-mobile": "?0",
  "sec-ch-ua-platform": "\"Windows\"",
  "traceparent": "00-56cb8d1daa7030170efd1a2ad93dd4d2-7160585fc4f3d3ef-01",
  "tracestate": "",
  "user-agent": "YisouSpider",
  "via": "HTTP/1.1 ams.vultr.prod.deno-cluster.net"
}
2026-09-11 10:38:46.613 UTC +5721 ms CSP violation report (POST) POST YisouSpider
request headers (19) 
{
  "accept": "*/*",
  "accept-encoding": "gzip,deflate,br",
  "connection": "close",
  "content-length": "294",
  "content-type": "application/json",
  "cookie": "ua-tracer-trace=7WYEu5Y1",
  "host": "uatracer.com",
  "origin": "https://uatracer.com",
  "referer": "https://uatracer.com/",
  "sec-ch-ua": "\"Not(A:Brand\";v=\"99\", \"HeadlessChrome\";v=\"133\", \"Chromium\";v=\"133\"",
  "sec-ch-ua-mobile": "?0",
  "sec-ch-ua-platform": "\"Windows\"",
  "traceparent": "00-a981d7e248954dfff7a33acb3c91af7f-cfb15fa2cfaeeba3-01",
  "tracestate": "",
  "user-agent": "YisouSpider",
  "via": "HTTP/1.1 ams.vultr.prod.deno-cluster.net",
  "x-deno-userspace-traceparent": "00-a981d7e248954dfff7a33acb3c91af7f-07498886f4f8a2ff-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\":\"enforce\",\"lineNumber\":45,\"sourceFile\":\"https://uatracer.com/r/7WYEu5Y1/7p6N3nts/main.js\",\"ua\":\"YisouSpider\"}"
}
2026-09-11 10:38:46.652 UTC +5760 ms Reporting API report (POST) POST YisouSpider
request headers (17) 
{
  "accept": "*/*",
  "accept-encoding": "gzip,deflate,br",
  "connection": "close",
  "content-length": "3906",
  "content-type": "application/json",
  "cookie": "ua-tracer-trace=7WYEu5Y1",
  "host": "uatracer.com",
  "origin": "https://uatracer.com",
  "referer": "https://uatracer.com/",
  "sec-ch-ua": "\"Not(A:Brand\";v=\"99\", \"HeadlessChrome\";v=\"133\", \"Chromium\";v=\"133\"",
  "sec-ch-ua-mobile": "?0",
  "sec-ch-ua-platform": "\"Windows\"",
  "traceparent": "00-a891f7a18f01ccb2bd963c4f68f13d33-dc654084ce558008-01",
  "tracestate": "",
  "user-agent": "YisouSpider",
  "via": "HTTP/1.1 ams.vultr.prod.deno-cluster.net",
  "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\":\"default-src 'self'; img-src 'self' data\",\"sample\":\"\",\"disposition\":\"enforce\",\"statusCode\":200}},{\"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/7WYEu5Y1/7p6N3nts/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\":\"default-src 'self'; img-src 'self' data\",\"sample\":\"\",\"disposition\":\"enforce\",\"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/7WYEu5Y1/7p6N3nts/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\":\"default-src 'self'; img-src 'self' data\",\"sample\":\"\",\"disposition\":\"enforce\",\"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/7WYEu5Y1/7p6N3nts/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\":\"default-src 'self'; img-src 'self' data\",\"sample\":\"\",\"disposition\":\"enforce\",\"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/7WYEu5Y1/7p6N3nts/csp-report; report-to ua-tracer\",\"sample\":\"\",\"disposition\":\"report\",\"statusCode\":200}},{\"type\":\"csp-violation\",\"url\":\"https://uatracer.com/\",\"body\":{\"sourceFile\":\"https://uatracer.com/r/7WYEu5Y1/7p6N3nts/main.js\",\"lineNumber\":45,\"columnNumber\":11,\"documentURL\":\"https://uatracer.com/\",\"referrer\":\"\",\"blockedURL\":\"inline\",\"effectiveDirective\":\"style-src-attr\",\"originalPolicy\":\"default-src 'self'; img-src 'self' data\",\"sample\":\"\",\"disposition\":\"enforce\",\"statusCode\":200}},{\"type\":\"csp-violation\",\"url\":\"https://uatracer.com/\",\"body\":{\"sourceFile\":\"https://uatracer.com/r/7WYEu5Y1/7p6N3nts/main.js\",\"lineNumber\":45,\"columnNumber\":11,\"documentURL\":\"https://uatracer.com/\",\"referrer\":\"\",\"blockedURL\":\"inline\",\"effectiveDirective\":\"style-src-attr\",\"originalPolicy\":\"style-src 'self'; report-uri /r/7WYEu5Y1/7p6N3nts/csp-report; report-to ua-tracer\",\"sample\":\"\",\"disposition\":\"report\",\"statusCode\":200}}],\"ua\":\"YisouSpider\"}"
}
2026-09-11 10:38:46.721 UTC +5829 ms CSP violation report (POST) POST YisouSpider
request headers (17) 
{
  "accept": "*/*",
  "accept-encoding": "gzip,deflate,br",
  "connection": "close",
  "content-length": "293",
  "content-type": "application/json",
  "cookie": "ua-tracer-trace=7WYEu5Y1",
  "host": "uatracer.com",
  "origin": "https://uatracer.com",
  "referer": "https://uatracer.com/",
  "sec-ch-ua": "\"Not(A:Brand\";v=\"99\", \"HeadlessChrome\";v=\"133\", \"Chromium\";v=\"133\"",
  "sec-ch-ua-mobile": "?0",
  "sec-ch-ua-platform": "\"Windows\"",
  "traceparent": "00-b181e08e746318ff170d039142a0ac4d-eb2dd3e331571cb0-01",
  "tracestate": "",
  "user-agent": "YisouSpider",
  "via": "HTTP/1.1 ord.vultr.prod.deno-cluster.net",
  "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/7WYEu5Y1/7p6N3nts/main.js\",\"ua\":\"YisouSpider\"}"
}
2026-09-11 10:39:08.427 UTC +27535 ms client timing POST POST YisouSpider
request headers (18) 
{
  "accept": "*/*",
  "accept-encoding": "gzip,deflate,br",
  "connection": "close",
  "content-length": "2685",
  "content-type": "application/json",
  "cookie": "ua-tracer-trace=7WYEu5Y1",
  "host": "uatracer.com",
  "origin": "https://uatracer.com",
  "referer": "https://uatracer.com/",
  "sec-ch-ua": "\"Not(A:Brand\";v=\"99\", \"HeadlessChrome\";v=\"133\", \"Chromium\";v=\"133\"",
  "sec-ch-ua-mobile": "?0",
  "sec-ch-ua-platform": "\"Windows\"",
  "traceparent": "00-7410263defdefed808d0ef1c0d4cd42b-3c27321f5234f1fb-01",
  "tracestate": "",
  "user-agent": "YisouSpider",
  "via": "HTTP/1.1 ord.vultr.prod.deno-cluster.net",
  "x-deno-userspace-traceparent": "00-7410263defdefed808d0ef1c0d4cd42b-d065dcdefd678f60-01",
  "x-deno-userspace-tracestate": ""
}
2026-09-13 05:14:28.104 UTC +153347212 ms CSP violation report (POST) 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 (7) 
{
  "accept-encoding": "gzip,deflate",
  "connection": "close",
  "host": "uatracer.com",
  "traceparent": "00-cb28f9fcab7d2cdf10c728d9179b631d-754d84baeac10d86-01",
  "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"
}
2026-09-13 05:47:04.010 UTC +155303118 ms CSS background-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 (7) 
{
  "accept-encoding": "gzip,deflate",
  "connection": "close",
  "host": "uatracer.com",
  "traceparent": "00-5e63208582fc3e01b4812bbe95849450-a8a6ac3dad682c07-01",
  "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"
}
2026-09-13 14:36:44.128 UTC +187083236 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 (7) 
{
  "accept-encoding": "gzip,deflate",
  "connection": "close",
  "host": "uatracer.com",
  "traceparent": "00-256a1b11e3d64b79ca6958ca3790529a-b19223a46e47267c-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"
}
2026-09-13 15:04:31.987 UTC +188751095 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": "00-3ae8d1cca9991ac0f0b21977168f44cd-48133322214c57a6-01",
  "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": "00-3ae8d1cca9991ac0f0b21977168f44cd-03e3681f6e1af3ba-01",
  "x-deno-userspace-tracestate": ""
}
2026-09-13 16:44:52.152 UTC +194771260 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-c381a9dc552cbd3e0c7d131d7ae800dd-89a473c04d2b6417-01",
  "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-c381a9dc552cbd3e0c7d131d7ae800dd-9bb8d877c9c06316-01",
  "x-deno-userspace-tracestate": ""
}
2026-09-13 16:46:28.422 UTC +194867530 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": "00-880ac32c132b4126af9e4b9299541347-1efb7ba0531e4039-01",
  "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": "00-880ac32c132b4126af9e4b9299541347-3f59b95466cc0630-01",
  "x-deno-userspace-tracestate": ""
}
2026-09-13 16:46:30.366 UTC +194869474 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-ee3fb996ab10058d5a112b0efd4b8717-e492270bbebe12f8-01",
  "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-ee3fb996ab10058d5a112b0efd4b8717-e0313101cacdcc62-01",
  "x-deno-userspace-tracestate": ""
}
2026-09-13 18:44:51.865 UTC +201970973 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-d61fd3455ce404d52d63094df5bdcd7b-78e11bd45739352a-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-d61fd3455ce404d52d63094df5bdcd7b-2247b375f8b88d83-01",
  "x-deno-userspace-tracestate": ""
}
2026-09-13 18:45:07.684 UTC +201986792 ms Reporting API report (POST) 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": "00-0b7198d5e2f45989c815b48a452195f8-1ea31724ccbce13a-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": "00-0b7198d5e2f45989c815b48a452195f8-a30503c9203a2333-01",
  "x-deno-userspace-tracestate": ""
}
2026-09-13 23:51:20.510 UTC +220359618 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": "00-58cd4848ebcec73cf9b96751afb572c4-1a899bad6351cdae-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": "00-58cd4848ebcec73cf9b96751afb572c4-863d75332ff14d2f-01",
  "x-deno-userspace-tracestate": ""
}

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 12ms 795ms
preload.png link 12ms 79ms
font.woff2 link 12ms 869ms
photo.png img 12ms 75ms
module.js script 12ms 2060ms
main.js script 12ms 3060ms
prefetch.png link 21ms 2732ms
iframe iframe 24ms 2380ms
import.css css 808ms 1252ms
css-bg.png css 2065ms 668ms
css-font.woff2 css 2066ms 1391ms
js-ran.gif?t=1789123126084 img 3074ms 1257ms
csp-report beacon 3076ms 1263ms
csp-report beacon 3076ms 797ms
report beacon 3077ms 1657ms
module-ran.gif?t=1789123126088 img 3077ms 1402ms