User-Agent

curl/7.61.1

first seen 2026-06-11 17:03 · last seen 2026-06-12 15:29 · JSON

Decomposed attributes

Browser / clientcurl 7.61.1
Noteinferred from the self-declared string — a claim, not a measurement; compare with the wire fingerprints above

Co-observed signals

Signals from other families seen in the same observation. A fingerprint spread thinly across many lower-layer signatures is a classic inconsistency signal.

TLS ClientHello (JA4)

fingerprintco-occurrences
t13d3613h2_018971650b2c_e7e754ef087b1
t13i131000_f57a46bbacb6_e5728521abd41

HTTP request (JA4H)

fingerprintco-occurrences
ge20nn040000_88d30a62b7ad_000000000000_0000000000001
ge11nn030000_042112399351_000000000000_0000000000001

HTTP/2 frames (Akamai)

fingerprintco-occurrences
3:100;4:33554432;2:0|33488897|0|m,p,s,a Match?Exact match in Thumbprint's published controlled catalog captures: php-curl 7.88.1.The fingerprint page shows the full measured match list. More on the catalog.1

TCP SYN (p0f)

fingerprintco-occurrences
4:57+7:0:1460:mss*29,9:mss,sok,ts,nop,ws:df,id+:01
4:42+22:0:1414:mss*20,7:mss,sok,ts,nop,ws:df,id+:01

Country

fingerprintco-occurrences
US · United States1
JP · Japan1

Network (ASN)

fingerprintco-occurrences
AS17506 · ARTERIA Networks Corporation1
AS14987 · Rethem Hosting LLC1