ua-tracer by Paul Kinlan

trace EslXu4Oa

ua-tracer

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

← all traces

Trace EslXu4Oa

First seen: 2026-08-24 21:01:46.397 UTC
User-Agent: amazon-Quick-on-behalf-of-23b10a9f
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
2026-08-24 21:01:46.397 UTC +0 ms homepage GET amazon-Quick-on-behalf-of-23b10a9f
request headers (20) 
{
  "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",
  "host": "uatracer.com",
  "pragma": "no-cache",
  "priority": "u=0, i",
  "sec-ch-ua": "\"Chromium\";v=\"148\", \"HeadlessChrome\";v=\"148\", \"Not/A)Brand\";v=\"99\"",
  "sec-ch-ua-mobile": "?0",
  "sec-ch-ua-platform": "\"Windows\"",
  "sec-fetch-dest": "document",
  "sec-fetch-mode": "navigate",
  "sec-fetch-site": "none",
  "sec-fetch-user": "?1",
  "traceparent": "00-29cf08768329248bbed2b51eb30a0e04-5568b8c85d91617e-01",
  "tracestate": "",
  "upgrade-insecure-requests": "1",
  "user-agent": "amazon-Quick-on-behalf-of-23b10a9f",
  "via": "HTTP/2 ord.vultr.prod.deno-cluster.net",
  "x-deno-userspace-traceparent": "00-29cf08768329248bbed2b51eb30a0e04-bcbab1a2d418c229-01",
  "x-deno-userspace-tracestate": ""
}
2026-08-24 21:01:49.066 UTC +2669 ms font (HTML) GET amazon-Quick-on-behalf-of-23b10a9f
request headers (21) 
{
  "accept": "*/*",
  "accept-encoding": "gzip, deflate, br, zstd",
  "cache-control": "no-cache",
  "cookie": "[redacted]",
  "host": "uatracer.com",
  "origin": "https://uatracer.com",
  "pragma": "no-cache",
  "priority": "u=1",
  "referer": "https://uatracer.com/",
  "sec-ch-ua": "\"Chromium\";v=\"148\", \"HeadlessChrome\";v=\"148\", \"Not/A)Brand\";v=\"99\"",
  "sec-ch-ua-mobile": "?0",
  "sec-ch-ua-platform": "\"Windows\"",
  "sec-fetch-dest": "font",
  "sec-fetch-mode": "cors",
  "sec-fetch-site": "same-origin",
  "traceparent": "00-9b83507b85146d9391b18ea2cb2890bd-66930876f58fea18-01",
  "tracestate": "",
  "user-agent": "amazon-Quick-on-behalf-of-23b10a9f",
  "via": "HTTP/2 ord.vultr.prod.deno-cluster.net",
  "x-deno-userspace-traceparent": "00-9b83507b85146d9391b18ea2cb2890bd-0ab1243a4c176429-01",
  "x-deno-userspace-tracestate": ""
}
2026-08-24 21:01:49.071 UTC +2674 ms CSS GET amazon-Quick-on-behalf-of-23b10a9f
request headers (20) 
{
  "accept": "text/css,*/*;q=0.1",
  "accept-encoding": "gzip, deflate, br, zstd",
  "cache-control": "no-cache",
  "cookie": "[redacted]",
  "host": "uatracer.com",
  "pragma": "no-cache",
  "priority": "u=0",
  "referer": "https://uatracer.com/",
  "sec-ch-ua": "\"Chromium\";v=\"148\", \"HeadlessChrome\";v=\"148\", \"Not/A)Brand\";v=\"99\"",
  "sec-ch-ua-mobile": "?0",
  "sec-ch-ua-platform": "\"Windows\"",
  "sec-fetch-dest": "style",
  "sec-fetch-mode": "no-cors",
  "sec-fetch-site": "same-origin",
  "traceparent": "00-9e2063f3da30a7e101423cd14e5b290e-00d2c0901980a22f-01",
  "tracestate": "",
  "user-agent": "amazon-Quick-on-behalf-of-23b10a9f",
  "via": "HTTP/2 ord.vultr.prod.deno-cluster.net",
  "x-deno-userspace-traceparent": "00-9e2063f3da30a7e101423cd14e5b290e-37b1af2a06f23d45-01",
  "x-deno-userspace-tracestate": ""
}
2026-08-24 21:01:49.072 UTC +2675 ms preload (image) GET amazon-Quick-on-behalf-of-23b10a9f
request headers (20) 
{
  "accept": "image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8",
  "accept-encoding": "gzip, deflate, br, zstd",
  "cache-control": "no-cache",
  "cookie": "[redacted]",
  "host": "uatracer.com",
  "pragma": "no-cache",
  "priority": "i",
  "referer": "https://uatracer.com/",
  "sec-ch-ua": "\"Chromium\";v=\"148\", \"HeadlessChrome\";v=\"148\", \"Not/A)Brand\";v=\"99\"",
  "sec-ch-ua-mobile": "?0",
  "sec-ch-ua-platform": "\"Windows\"",
  "sec-fetch-dest": "image",
  "sec-fetch-mode": "no-cors",
  "sec-fetch-site": "same-origin",
  "traceparent": "00-d72edcd2edcd8b25b5d1d09afdd8b477-85ef13a44a14ba93-01",
  "tracestate": "",
  "user-agent": "amazon-Quick-on-behalf-of-23b10a9f",
  "via": "HTTP/2 ord.vultr.prod.deno-cluster.net",
  "x-deno-userspace-traceparent": "00-d72edcd2edcd8b25b5d1d09afdd8b477-b20e378d4d7a9aa0-01",
  "x-deno-userspace-tracestate": ""
}
2026-08-24 21:01:49.076 UTC +2679 ms prefetch GET amazon-Quick-on-behalf-of-23b10a9f
request headers (21) 
{
  "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": "[redacted]",
  "host": "uatracer.com",
  "pragma": "no-cache",
  "priority": "u=4, i",
  "referer": "https://uatracer.com/",
  "sec-ch-ua": "\"Chromium\";v=\"148\", \"HeadlessChrome\";v=\"148\", \"Not/A)Brand\";v=\"99\"",
  "sec-ch-ua-mobile": "?0",
  "sec-ch-ua-platform": "\"Windows\"",
  "sec-fetch-dest": "empty",
  "sec-fetch-mode": "no-cors",
  "sec-fetch-site": "same-origin",
  "sec-purpose": "prefetch",
  "traceparent": "00-20105ba32aeb48711f5273dfe2237cd4-30c4caf138c17f22-01",
  "tracestate": "",
  "user-agent": "amazon-Quick-on-behalf-of-23b10a9f",
  "via": "HTTP/2 ord.vultr.prod.deno-cluster.net",
  "x-deno-userspace-traceparent": "00-20105ba32aeb48711f5273dfe2237cd4-c4842e5c55c308f5-01",
  "x-deno-userspace-tracestate": ""
}
2026-08-24 21:01:49.148 UTC +2751 ms iframe document GET amazon-Quick-on-behalf-of-23b10a9f
request headers (21) 
{
  "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": "[redacted]",
  "host": "uatracer.com",
  "pragma": "no-cache",
  "priority": "u=0, i",
  "referer": "https://uatracer.com/",
  "sec-ch-ua": "\"Chromium\";v=\"148\", \"HeadlessChrome\";v=\"148\", \"Not/A)Brand\";v=\"99\"",
  "sec-ch-ua-mobile": "?0",
  "sec-ch-ua-platform": "\"Windows\"",
  "sec-fetch-dest": "iframe",
  "sec-fetch-mode": "navigate",
  "sec-fetch-site": "same-origin",
  "traceparent": "00-80d68e466688a802e2f2e660713a6ddd-81c777ecdc1ab438-01",
  "tracestate": "",
  "upgrade-insecure-requests": "1",
  "user-agent": "amazon-Quick-on-behalf-of-23b10a9f",
  "via": "HTTP/2 ord.vultr.prod.deno-cluster.net",
  "x-deno-userspace-traceparent": "00-80d68e466688a802e2f2e660713a6ddd-fb50dfdc86733122-01",
  "x-deno-userspace-tracestate": ""
}
2026-08-24 21:01:49.149 UTC +2752 ms image GET amazon-Quick-on-behalf-of-23b10a9f
request headers (20) 
{
  "accept": "image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8",
  "accept-encoding": "gzip, deflate, br, zstd",
  "cache-control": "no-cache",
  "cookie": "[redacted]",
  "host": "uatracer.com",
  "pragma": "no-cache",
  "priority": "i",
  "referer": "https://uatracer.com/",
  "sec-ch-ua": "\"Chromium\";v=\"148\", \"HeadlessChrome\";v=\"148\", \"Not/A)Brand\";v=\"99\"",
  "sec-ch-ua-mobile": "?0",
  "sec-ch-ua-platform": "\"Windows\"",
  "sec-fetch-dest": "image",
  "sec-fetch-mode": "no-cors",
  "sec-fetch-site": "same-origin",
  "traceparent": "00-88ff29b1e7799089db63fc67f25b20de-79a827aa8ea1f503-01",
  "tracestate": "",
  "user-agent": "amazon-Quick-on-behalf-of-23b10a9f",
  "via": "HTTP/2 ord.vultr.prod.deno-cluster.net",
  "x-deno-userspace-traceparent": "00-88ff29b1e7799089db63fc67f25b20de-6c71886eb0a7a737-01",
  "x-deno-userspace-tracestate": ""
}
2026-08-24 21:01:49.149 UTC +2752 ms JS GET amazon-Quick-on-behalf-of-23b10a9f
request headers (20) 
{
  "accept": "*/*",
  "accept-encoding": "gzip, deflate, br, zstd",
  "cache-control": "no-cache",
  "cookie": "[redacted]",
  "host": "uatracer.com",
  "pragma": "no-cache",
  "priority": "u=1",
  "referer": "https://uatracer.com/",
  "sec-ch-ua": "\"Chromium\";v=\"148\", \"HeadlessChrome\";v=\"148\", \"Not/A)Brand\";v=\"99\"",
  "sec-ch-ua-mobile": "?0",
  "sec-ch-ua-platform": "\"Windows\"",
  "sec-fetch-dest": "script",
  "sec-fetch-mode": "no-cors",
  "sec-fetch-site": "same-origin",
  "traceparent": "00-a62ef41be81164f202d71e4be7a39fa6-e3ddb98c1cfc7a3e-01",
  "tracestate": "",
  "user-agent": "amazon-Quick-on-behalf-of-23b10a9f",
  "via": "HTTP/2 ord.vultr.prod.deno-cluster.net",
  "x-deno-userspace-traceparent": "00-a62ef41be81164f202d71e4be7a39fa6-88b35c993f58e06b-01",
  "x-deno-userspace-tracestate": ""
}
2026-08-24 21:01:49.152 UTC +2755 ms ES module GET amazon-Quick-on-behalf-of-23b10a9f
request headers (21) 
{
  "accept": "*/*",
  "accept-encoding": "gzip, deflate, br, zstd",
  "cache-control": "no-cache",
  "cookie": "[redacted]",
  "host": "uatracer.com",
  "origin": "https://uatracer.com",
  "pragma": "no-cache",
  "priority": "u=1",
  "referer": "https://uatracer.com/",
  "sec-ch-ua": "\"Chromium\";v=\"148\", \"HeadlessChrome\";v=\"148\", \"Not/A)Brand\";v=\"99\"",
  "sec-ch-ua-mobile": "?0",
  "sec-ch-ua-platform": "\"Windows\"",
  "sec-fetch-dest": "script",
  "sec-fetch-mode": "cors",
  "sec-fetch-site": "same-origin",
  "traceparent": "00-67b7f65df1b9ffbf0682b2713c63377f-16717e59491aca31-01",
  "tracestate": "",
  "user-agent": "amazon-Quick-on-behalf-of-23b10a9f",
  "via": "HTTP/2 ord.vultr.prod.deno-cluster.net",
  "x-deno-userspace-traceparent": "00-67b7f65df1b9ffbf0682b2713c63377f-b71d1681ca1d050f-01",
  "x-deno-userspace-tracestate": ""
}
2026-08-24 21:01:50.476 UTC +4079 ms CSS @import (nested stylesheet) GET amazon-Quick-on-behalf-of-23b10a9f
request headers (20) 
{
  "accept": "text/css,*/*;q=0.1",
  "accept-encoding": "gzip, deflate, br, zstd",
  "cache-control": "no-cache",
  "cookie": "[redacted]",
  "host": "uatracer.com",
  "pragma": "no-cache",
  "priority": "u=0",
  "referer": "https://uatracer.com/r/EslXu4Oa/jelktNlU/style.css",
  "sec-ch-ua": "\"Chromium\";v=\"148\", \"HeadlessChrome\";v=\"148\", \"Not/A)Brand\";v=\"99\"",
  "sec-ch-ua-mobile": "?0",
  "sec-ch-ua-platform": "\"Windows\"",
  "sec-fetch-dest": "style",
  "sec-fetch-mode": "no-cors",
  "sec-fetch-site": "same-origin",
  "traceparent": "00-60d723a2a96ef4cf53d6797a09b86e3a-ac37fa95ce27eca6-01",
  "tracestate": "",
  "user-agent": "amazon-Quick-on-behalf-of-23b10a9f",
  "via": "HTTP/2 ord.vultr.prod.deno-cluster.net",
  "x-deno-userspace-traceparent": "00-60d723a2a96ef4cf53d6797a09b86e3a-eb8decb4cbdc30fd-01",
  "x-deno-userspace-tracestate": ""
}
2026-08-24 21:01:50.819 UTC +4422 ms image inside iframe GET amazon-Quick-on-behalf-of-23b10a9f
request headers (20) 
{
  "accept": "image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8",
  "accept-encoding": "gzip, deflate, br, zstd",
  "cache-control": "no-cache",
  "cookie": "[redacted]",
  "host": "uatracer.com",
  "pragma": "no-cache",
  "priority": "i",
  "referer": "https://uatracer.com/r/EslXu4Oa/jelktNlU/iframe",
  "sec-ch-ua": "\"Chromium\";v=\"148\", \"HeadlessChrome\";v=\"148\", \"Not/A)Brand\";v=\"99\"",
  "sec-ch-ua-mobile": "?0",
  "sec-ch-ua-platform": "\"Windows\"",
  "sec-fetch-dest": "image",
  "sec-fetch-mode": "no-cors",
  "sec-fetch-site": "same-origin",
  "traceparent": "00-efdeba552e048aedd33c8b6079390b85-5e3ed137f8d6830c-01",
  "tracestate": "",
  "user-agent": "amazon-Quick-on-behalf-of-23b10a9f",
  "via": "HTTP/2 ord.vultr.prod.deno-cluster.net",
  "x-deno-userspace-traceparent": "00-efdeba552e048aedd33c8b6079390b85-36a1ac9f27126840-01",
  "x-deno-userspace-tracestate": ""
}
2026-08-24 21:01:50.951 UTC +4554 ms JS executed beacon GET amazon-Quick-on-behalf-of-23b10a9f
request headers (20) 
{
  "accept": "image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8",
  "accept-encoding": "gzip, deflate, br, zstd",
  "cache-control": "no-cache",
  "cookie": "[redacted]",
  "host": "uatracer.com",
  "pragma": "no-cache",
  "priority": "i",
  "referer": "https://uatracer.com/",
  "sec-ch-ua": "\"Chromium\";v=\"148\", \"HeadlessChrome\";v=\"148\", \"Not/A)Brand\";v=\"99\"",
  "sec-ch-ua-mobile": "?0",
  "sec-ch-ua-platform": "\"Windows\"",
  "sec-fetch-dest": "image",
  "sec-fetch-mode": "no-cors",
  "sec-fetch-site": "same-origin",
  "traceparent": "00-4d0a410c9db6c4be7776d470014f7e1e-d1ceefa3f81aec83-01",
  "tracestate": "",
  "user-agent": "amazon-Quick-on-behalf-of-23b10a9f",
  "via": "HTTP/2 ord.vultr.prod.deno-cluster.net",
  "x-deno-userspace-traceparent": "00-4d0a410c9db6c4be7776d470014f7e1e-90a8a14f6f163410-01",
  "x-deno-userspace-tracestate": ""
}
2026-08-24 21:01:51.306 UTC +4909 ms CSS background-image GET amazon-Quick-on-behalf-of-23b10a9f
request headers (20) 
{
  "accept": "image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8",
  "accept-encoding": "gzip, deflate, br, zstd",
  "cache-control": "no-cache",
  "cookie": "[redacted]",
  "host": "uatracer.com",
  "pragma": "no-cache",
  "priority": "i",
  "referer": "https://uatracer.com/r/EslXu4Oa/jelktNlU/style.css",
  "sec-ch-ua": "\"Chromium\";v=\"148\", \"HeadlessChrome\";v=\"148\", \"Not/A)Brand\";v=\"99\"",
  "sec-ch-ua-mobile": "?0",
  "sec-ch-ua-platform": "\"Windows\"",
  "sec-fetch-dest": "image",
  "sec-fetch-mode": "no-cors",
  "sec-fetch-site": "same-origin",
  "traceparent": "00-7ec0629ab6a41b10a9cc7856d48dd909-2795a83e2680258c-01",
  "tracestate": "",
  "user-agent": "amazon-Quick-on-behalf-of-23b10a9f",
  "via": "HTTP/2 ord.vultr.prod.deno-cluster.net",
  "x-deno-userspace-traceparent": "00-7ec0629ab6a41b10a9cc7856d48dd909-5f7b0bc6987cc5aa-01",
  "x-deno-userspace-tracestate": ""
}
2026-08-24 21:01:51.308 UTC +4911 ms CSS @font-face GET amazon-Quick-on-behalf-of-23b10a9f
request headers (21) 
{
  "accept": "*/*",
  "accept-encoding": "gzip, deflate, br, zstd",
  "cache-control": "no-cache",
  "cookie": "[redacted]",
  "host": "uatracer.com",
  "origin": "https://uatracer.com",
  "pragma": "no-cache",
  "priority": "u=0",
  "referer": "https://uatracer.com/r/EslXu4Oa/jelktNlU/style.css",
  "sec-ch-ua": "\"Chromium\";v=\"148\", \"HeadlessChrome\";v=\"148\", \"Not/A)Brand\";v=\"99\"",
  "sec-ch-ua-mobile": "?0",
  "sec-ch-ua-platform": "\"Windows\"",
  "sec-fetch-dest": "font",
  "sec-fetch-mode": "cors",
  "sec-fetch-site": "same-origin",
  "traceparent": "00-9c81f88981a4203cf840d655bcb8b3f6-ca081dc1f11df84a-01",
  "tracestate": "",
  "user-agent": "amazon-Quick-on-behalf-of-23b10a9f",
  "via": "HTTP/2 ord.vultr.prod.deno-cluster.net",
  "x-deno-userspace-traceparent": "00-9c81f88981a4203cf840d655bcb8b3f6-b566ef8d64d3cc9b-01",
  "x-deno-userspace-tracestate": ""
}
2026-08-24 21:01:51.312 UTC +4915 ms ES module executed GET amazon-Quick-on-behalf-of-23b10a9f
request headers (20) 
{
  "accept": "image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8",
  "accept-encoding": "gzip, deflate, br, zstd",
  "cache-control": "no-cache",
  "cookie": "[redacted]",
  "host": "uatracer.com",
  "pragma": "no-cache",
  "priority": "i",
  "referer": "https://uatracer.com/",
  "sec-ch-ua": "\"Chromium\";v=\"148\", \"HeadlessChrome\";v=\"148\", \"Not/A)Brand\";v=\"99\"",
  "sec-ch-ua-mobile": "?0",
  "sec-ch-ua-platform": "\"Windows\"",
  "sec-fetch-dest": "image",
  "sec-fetch-mode": "no-cors",
  "sec-fetch-site": "same-origin",
  "traceparent": "00-992ee44cdf5a6728974e0952f141b9a5-4ef23978d09e57ec-01",
  "tracestate": "",
  "user-agent": "amazon-Quick-on-behalf-of-23b10a9f",
  "via": "HTTP/2 ord.vultr.prod.deno-cluster.net",
  "x-deno-userspace-traceparent": "00-992ee44cdf5a6728974e0952f141b9a5-9a3008b610d08b19-01",
  "x-deno-userspace-tracestate": ""
}
2026-08-24 21:01:56.785 UTC +10388 ms client timing POST POST amazon-Quick-on-behalf-of-23b10a9f
request headers (23) 
{
  "accept": "*/*",
  "accept-encoding": "gzip, deflate, br, zstd",
  "cache-control": "no-cache",
  "content-length": "2223",
  "content-type": "application/json",
  "cookie": "[redacted]",
  "host": "uatracer.com",
  "origin": "https://uatracer.com",
  "pragma": "no-cache",
  "priority": "u=4, i",
  "referer": "https://uatracer.com/",
  "sec-ch-ua": "\"Chromium\";v=\"148\", \"HeadlessChrome\";v=\"148\", \"Not/A)Brand\";v=\"99\"",
  "sec-ch-ua-mobile": "?0",
  "sec-ch-ua-platform": "\"Windows\"",
  "sec-fetch-dest": "empty",
  "sec-fetch-mode": "cors",
  "sec-fetch-site": "same-origin",
  "traceparent": "00-76b61d9f9aaf59678c5c1c301af147e4-7fb6fdc97380ac17-01",
  "tracestate": "",
  "user-agent": "amazon-Quick-on-behalf-of-23b10a9f",
  "via": "HTTP/2 ord.vultr.prod.deno-cluster.net",
  "x-deno-userspace-traceparent": "00-76b61d9f9aaf59678c5c1c301af147e4-d525e035f4b00e63-01",
  "x-deno-userspace-tracestate": ""
}
2026-08-24 21:01:59.612 UTC +13215 ms image GET amazon-Quick-on-behalf-of-23b10a9f
request headers (8) 
{
  "accept": "*/*",
  "accept-encoding": "gzip, deflate",
  "cookie": "[redacted]",
  "host": "uatracer.com",
  "traceparent": "00-e7027bbb65b989985ce17b9ccbfb31cd-6467b1daca6d60ee-01",
  "tracestate": "",
  "user-agent": "amazon-Quick-on-behalf-of-23b10a9f",
  "via": "HTTP/1.1 ord.vultr.prod.deno-cluster.net"
}
2026-08-27 03:00:48.489 UTC +194342092 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": "00-0204a3aacc4c7cf5fbac80d3eaca6224-cfd35be4b223c8a7-01",
  "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": "00-0204a3aacc4c7cf5fbac80d3eaca6224-c15bc67fa9e6aec5-01",
  "x-deno-userspace-tracestate": ""
}
2026-08-27 05:55:16.736 UTC +204810339 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": "00-4812e419b7be7ef5695ef43692dd7a80-e10de93123cebae2-01",
  "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"
}
2026-08-27 06:38:56.512 UTC +207430115 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": "00-376eafee7266f9028acfdfa29f285430-871163055f6a95c2-01",
  "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": "00-376eafee7266f9028acfdfa29f285430-8d6ea47fe24f97c8-01",
  "x-deno-userspace-tracestate": ""
}
2026-08-27 09:31:36.564 UTC +217790167 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 (7) 
{
  "accept-encoding": "gzip,deflate",
  "connection": "close",
  "host": "uatracer.com",
  "traceparent": "00-e481563325200386b50a57c8dd64db1b-4de02a834b58973a-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"
}
2026-08-27 09:32:00.896 UTC +217814499 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": "00-8c3c5ba82c9efb154a12700f49a7709c-da4ec9bb77f73a0d-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": "00-8c3c5ba82c9efb154a12700f49a7709c-6b12756b4479d213-01",
  "x-deno-userspace-tracestate": ""
}
2026-08-27 09:32:02.512 UTC +217816115 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": "00-407871c27a26160ba28bd5e00936ae59-ff6b4581b0d7cc07-01",
  "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": "00-407871c27a26160ba28bd5e00936ae59-86fbfec4ceb1f4c2-01",
  "x-deno-userspace-tracestate": ""
}
2026-08-27 18:20:32.956 UTC +249526559 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 (7) 
{
  "accept-encoding": "gzip,deflate",
  "connection": "close",
  "host": "uatracer.com",
  "traceparent": "00-fffd2aed3397d8c806909e177d636379-d21271febdc420f4-01",
  "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"
}
2026-08-27 20:09:29.227 UTC +256062830 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 (7) 
{
  "accept-encoding": "gzip,deflate",
  "connection": "close",
  "host": "uatracer.com",
  "traceparent": "00-938727e0df9a11f441a9b0606ef16b55-7a5c8b5c6a01da83-01",
  "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"
}

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 2799ms 1117ms
font.woff2 link 2799ms 486ms
preload.png link 2799ms 989ms
prefetch.png link 2800ms 1420ms
iframe iframe 2825ms 1238ms
photo.png img 2825ms 956ms
main.js script 2825ms 654ms
module.js script 2826ms 1625ms
import.css css 3917ms 753ms
js-ran.gif?t=1787605310873 img 4674ms 723ms
css-bg.png css 4675ms 1081ms
css-font.woff2 css 4675ms 1238ms
module-ran.gif?t=1787605310937 img 4738ms 1392ms