ua-tracer
by Paul Kinlan
ua-tracer
what does a user agent actually fetch, follow & run?
Trace zKvWGo2c
First seen: 2026-07-02 18:56:33.806 UTC
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.4 Safari/605.1.15 (Applebot/0.1; +http://www.apple.com/go/applebot)
Bot verification: ✓ verified Applebot IP checked against published bot CIDR ranges; IP in Applebot 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 |
|---|---|---|---|---|
| 2026-07-02 18:56:33.806 UTC | +0 ms | homepage | GET | Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.4 Safari/605.1.15 (Applebot/0.1; +http://www.apple.com/go/applebot) |
request headers (7){
"accept": "text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8",
"accept-encoding": "gzip,identity",
"host": "uatracer.com",
"traceparent": "00-74b43b2982a90ee3aeaec9136ba3288f-29adf1622857842d-01",
"tracestate": "",
"user-agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.4 Safari/605.1.15 (Applebot/0.1; +http://www.apple.com/go/applebot)",
"via": "HTTP/2 ord.vultr.prod.deno-cluster.net"
}
|
||||
| 2026-07-02 18:59:34.193 UTC | +180387 ms | CSS | GET | Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.4 Safari/605.1.15 (Applebot/0.1; +http://www.apple.com/go/applebot) |
request headers (13){
"accept": "text/css,*/*;q=0.1",
"accept-encoding": "gzip, deflate, br",
"accept-language": "en-US,en;q=0.90",
"cookie": "ua-tracer-trace=zKvWGo2c",
"host": "uatracer.com",
"referer": "https://uatracer.com/",
"sec-fetch-dest": "style",
"sec-fetch-mode": "no-cors",
"sec-fetch-site": "same-origin",
"traceparent": "00-d19354d10d16660807841e56da862702-9432867cdff27610-01",
"tracestate": "",
"user-agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.4 Safari/605.1.15 (Applebot/0.1; +http://www.apple.com/go/applebot)",
"via": "HTTP/2 ord.vultr.prod.deno-cluster.net"
}
|
||||
| 2026-07-02 18:59:35.475 UTC | +181669 ms | Reporting API report (POST) | POST | Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.4 Safari/605.1.15 (Applebot/0.1; +http://www.apple.com/go/applebot) |
request headers (18){
"accept": "*/*",
"accept-encoding": "gzip, deflate, br",
"accept-language": "en-US,en;q=0.90",
"cache-control": "max-age=0",
"content-length": "397",
"content-type": "application/csp-report",
"cookie": "ua-tracer-trace=zKvWGo2c",
"host": "uatracer.com",
"origin": "null",
"referer": "https://uatracer.com/",
"sec-fetch-dest": "empty",
"sec-fetch-mode": "no-cors",
"sec-fetch-site": "same-origin",
"traceparent": "00-a0ba928c5f3c9d37c14727df86625a3d-1f36f74003fba919-01",
"tracestate": "",
"user-agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.4 Safari/605.1.15 (Applebot/0.1; +http://www.apple.com/go/applebot)",
"via": "HTTP/2 ord.vultr.prod.deno-cluster.net",
"x-report-body": "{\"type\":\"csp-violation\",\"url\":\"https://uatracer.com/\",\"body\":{\"documentURL\":\"https://uatracer.com/\",\"disposition\":\"report\",\"referrer\":\"\",\"effectiveDirective\":\"style-src-elem\",\"blockedURL\":\"inline\",\"originalPolicy\":\"style-src 'self'; report-uri /r/zKvWGo2c/lPTdEYAZ/csp-report; report-to ua-tracer\",\"statusCode\":200,\"sample\":\"\",\"sourceFile\":\"https://uatracer.com/\",\"lineNumber\":9,\"columnNumber\":1}}"
}
|
||||
| 2026-07-02 18:59:36.945 UTC | +183139 ms | ES module | GET | Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.4 Safari/605.1.15 (Applebot/0.1; +http://www.apple.com/go/applebot) |
request headers (14){
"accept": "*/*",
"accept-encoding": "gzip, deflate, br",
"accept-language": "en-US,en;q=0.90",
"cookie": "ua-tracer-trace=zKvWGo2c",
"host": "uatracer.com",
"origin": "https://uatracer.com",
"referer": "https://uatracer.com/",
"sec-fetch-dest": "script",
"sec-fetch-mode": "cors",
"sec-fetch-site": "same-origin",
"traceparent": "00-69ed03fa96f2ad3bf8a821bab6575400-e590b3b684b49206-01",
"tracestate": "",
"user-agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.4 Safari/605.1.15 (Applebot/0.1; +http://www.apple.com/go/applebot)",
"via": "HTTP/2 ord.vultr.prod.deno-cluster.net"
}
|
||||
| 2026-07-02 18:59:38.405 UTC | +184599 ms | iframe document | GET | Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.4 Safari/605.1.15 (Applebot/0.1; +http://www.apple.com/go/applebot) |
request headers (13){
"accept": "text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8",
"accept-encoding": "gzip, deflate, br",
"accept-language": "en-US,en;q=0.90",
"cookie": "ua-tracer-trace=zKvWGo2c",
"host": "uatracer.com",
"referer": "https://uatracer.com/",
"sec-fetch-dest": "iframe",
"sec-fetch-mode": "navigate",
"sec-fetch-site": "same-origin",
"traceparent": "00-0344b211c0267bbbd405bda01ba76e69-0a63807a19e74bdf-01",
"tracestate": "",
"user-agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.4 Safari/605.1.15 (Applebot/0.1; +http://www.apple.com/go/applebot)",
"via": "HTTP/2 ord.vultr.prod.deno-cluster.net"
}
|
||||
| 2026-07-02 18:59:39.878 UTC | +186072 ms | JS | GET | Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.4 Safari/605.1.15 (Applebot/0.1; +http://www.apple.com/go/applebot) |
request headers (13){
"accept": "*/*",
"accept-encoding": "gzip, deflate, br",
"accept-language": "en-US,en;q=0.90",
"cookie": "ua-tracer-trace=zKvWGo2c",
"host": "uatracer.com",
"referer": "https://uatracer.com/",
"sec-fetch-dest": "script",
"sec-fetch-mode": "no-cors",
"sec-fetch-site": "same-origin",
"traceparent": "00-343eebc52be3067e90b513df7274d1ee-96eea3fad2228b10-01",
"tracestate": "",
"user-agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.4 Safari/605.1.15 (Applebot/0.1; +http://www.apple.com/go/applebot)",
"via": "HTTP/2 ord.vultr.prod.deno-cluster.net"
}
|
||||
| 2026-07-02 18:59:41.328 UTC | +187522 ms | CSS @import (nested stylesheet) | GET | Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.4 Safari/605.1.15 (Applebot/0.1; +http://www.apple.com/go/applebot) |
request headers (13){
"accept": "text/css,*/*;q=0.1",
"accept-encoding": "gzip, deflate, br",
"accept-language": "en-US,en;q=0.90",
"cookie": "ua-tracer-trace=zKvWGo2c",
"host": "uatracer.com",
"referer": "https://uatracer.com/",
"sec-fetch-dest": "style",
"sec-fetch-mode": "no-cors",
"sec-fetch-site": "same-origin",
"traceparent": "00-124b6d56568dc0e61881efac1feea3a6-600b47bd59896287-01",
"tracestate": "",
"user-agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.4 Safari/605.1.15 (Applebot/0.1; +http://www.apple.com/go/applebot)",
"via": "HTTP/2 ord.vultr.prod.deno-cluster.net"
}
|
||||
| 2026-07-02 18:59:42.779 UTC | +188973 ms | Reporting API report (POST) | POST | Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.4 Safari/605.1.15 (Applebot/0.1; +http://www.apple.com/go/applebot) |
request headers (18){
"accept": "*/*",
"accept-encoding": "gzip, deflate, br",
"accept-language": "en-US,en;q=0.90",
"cache-control": "max-age=0",
"content-length": "399",
"content-type": "application/csp-report",
"cookie": "ua-tracer-trace=zKvWGo2c",
"host": "uatracer.com",
"origin": "null",
"referer": "https://uatracer.com/",
"sec-fetch-dest": "empty",
"sec-fetch-mode": "no-cors",
"sec-fetch-site": "same-origin",
"traceparent": "00-b23a649d62ff45409fac7599bda0efa5-22e66b03c41986f0-01",
"tracestate": "",
"user-agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.4 Safari/605.1.15 (Applebot/0.1; +http://www.apple.com/go/applebot)",
"via": "HTTP/2 ord.vultr.prod.deno-cluster.net",
"x-report-body": "{\"type\":\"csp-violation\",\"url\":\"https://uatracer.com/\",\"body\":{\"documentURL\":\"https://uatracer.com/\",\"disposition\":\"report\",\"referrer\":\"\",\"effectiveDirective\":\"style-src-attr\",\"blockedURL\":\"inline\",\"originalPolicy\":\"style-src 'self'; report-uri /r/zKvWGo2c/lPTdEYAZ/csp-report; report-to ua-tracer\",\"statusCode\":200,\"sample\":\"\",\"sourceFile\":\"https://uatracer.com/\",\"lineNumber\":235,\"columnNumber\":1}}"
}
|
||||
| 2026-07-02 18:59:44.220 UTC | +190414 ms | Reporting API report (POST) | POST | Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.4 Safari/605.1.15 (Applebot/0.1; +http://www.apple.com/go/applebot) |
request headers (18){
"accept": "*/*",
"accept-encoding": "gzip, deflate, br",
"accept-language": "en-US,en;q=0.90",
"cache-control": "max-age=0",
"content-length": "399",
"content-type": "application/csp-report",
"cookie": "ua-tracer-trace=zKvWGo2c",
"host": "uatracer.com",
"origin": "null",
"referer": "https://uatracer.com/",
"sec-fetch-dest": "empty",
"sec-fetch-mode": "no-cors",
"sec-fetch-site": "same-origin",
"traceparent": "00-fc73f6b5a0ed746ed653dfb58f70f720-34e253737bebd536-01",
"tracestate": "",
"user-agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.4 Safari/605.1.15 (Applebot/0.1; +http://www.apple.com/go/applebot)",
"via": "HTTP/2 ord.vultr.prod.deno-cluster.net",
"x-report-body": "{\"type\":\"csp-violation\",\"url\":\"https://uatracer.com/\",\"body\":{\"documentURL\":\"https://uatracer.com/\",\"disposition\":\"report\",\"referrer\":\"\",\"effectiveDirective\":\"style-src-attr\",\"blockedURL\":\"inline\",\"originalPolicy\":\"style-src 'self'; report-uri /r/zKvWGo2c/lPTdEYAZ/csp-report; report-to ua-tracer\",\"statusCode\":200,\"sample\":\"\",\"sourceFile\":\"https://uatracer.com/\",\"lineNumber\":239,\"columnNumber\":1}}"
}
|
||||
| 2026-07-02 18:59:45.673 UTC | +191867 ms | Reporting API report (POST) | POST | Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.4 Safari/605.1.15 (Applebot/0.1; +http://www.apple.com/go/applebot) |
request headers (18){
"accept": "*/*",
"accept-encoding": "gzip, deflate, br",
"accept-language": "en-US,en;q=0.90",
"cache-control": "max-age=0",
"content-length": "430",
"content-type": "application/csp-report",
"cookie": "ua-tracer-trace=zKvWGo2c",
"host": "uatracer.com",
"origin": "null",
"referer": "https://uatracer.com/",
"sec-fetch-dest": "empty",
"sec-fetch-mode": "no-cors",
"sec-fetch-site": "same-origin",
"traceparent": "00-1b3b7bb4f32b65fd104dffa1b85cd062-42a25d4a83e3c9b2-01",
"tracestate": "",
"user-agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.4 Safari/605.1.15 (Applebot/0.1; +http://www.apple.com/go/applebot)",
"via": "HTTP/2 ord.vultr.prod.deno-cluster.net",
"x-report-body": "{\"type\":\"csp-violation\",\"url\":\"https://uatracer.com/\",\"body\":{\"documentURL\":\"https://uatracer.com/\",\"disposition\":\"report\",\"referrer\":\"\",\"effectiveDirective\":\"style-src-attr\",\"blockedURL\":\"inline\",\"originalPolicy\":\"style-src 'self'; report-uri /r/zKvWGo2c/lPTdEYAZ/csp-report; report-to ua-tracer\",\"statusCode\":200,\"sample\":\"\",\"sourceFile\":\"https://uatracer.com:443/r/zKvWGo2c/lPTdEYAZ/main.js\",\"lineNumber\":45,\"columnNumber\":23}}"
}
|
||||
| 2026-07-02 18:59:47.115 UTC | +193309 ms | Reporting API report (POST) | POST | Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.4 Safari/605.1.15 (Applebot/0.1; +http://www.apple.com/go/applebot) |
request headers (18){
"accept": "*/*",
"accept-encoding": "gzip, deflate, br",
"accept-language": "en-US,en;q=0.90",
"cache-control": "max-age=0",
"content-length": "399",
"content-type": "application/csp-report",
"cookie": "ua-tracer-trace=zKvWGo2c",
"host": "uatracer.com",
"origin": "null",
"referer": "https://uatracer.com/",
"sec-fetch-dest": "empty",
"sec-fetch-mode": "no-cors",
"sec-fetch-site": "same-origin",
"traceparent": "00-88b10cbdf0643d0282e37d16ecae16ff-e713bbeb6b6f8cd2-01",
"tracestate": "",
"user-agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.4 Safari/605.1.15 (Applebot/0.1; +http://www.apple.com/go/applebot)",
"via": "HTTP/2 ord.vultr.prod.deno-cluster.net",
"x-report-body": "{\"type\":\"csp-violation\",\"url\":\"https://uatracer.com/\",\"body\":{\"documentURL\":\"https://uatracer.com/\",\"disposition\":\"report\",\"referrer\":\"\",\"effectiveDirective\":\"style-src-attr\",\"blockedURL\":\"inline\",\"originalPolicy\":\"style-src 'self'; report-uri /r/zKvWGo2c/lPTdEYAZ/csp-report; report-to ua-tracer\",\"statusCode\":200,\"sample\":\"\",\"sourceFile\":\"https://uatracer.com/\",\"lineNumber\":747,\"columnNumber\":1}}"
}
|
||||