User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Ubuntu Chromium/61.0.3163.100 Chrome/61.0.3163.100 Safari/537.36 PingdomPageSpeed/1.0 (pingbot/2.0; +http://www.pingdom.com/)
first seen 2026-06-11 23:08 · last seen 2026-06-29 23:09 · JSON
Decomposed attributes
| Browser / client | Ubuntu Chromium 61.0.3163.100 |
| Operating system | Linux x86_64 |
| Device class | bot |
| Declared URL | http://www.pingdom.com/ |
| Note | inferred 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)
HTTP request (JA4H)
HTTP/2 frames (Akamai)
TCP SYN (p0f)
| fingerprint | co-occurrences |
4:246+9:0:1460:mss*20,7:mss,sok,ts,nop,ws:df,id+:0 | 2 |
4:240+15:0:1460:mss*20,7:mss,sok,ts,nop,ws:df,id+:0 | 1 |
4:241+14:0:1460:mss*20,7:mss,sok,ts,nop,ws:df,id+:0 | 1 |
4:244+11:0:1460:mss*20,7:mss,sok,ts,nop,ws:df,id+:0 | 1 |
4:238+17:0:1460:mss*20,7:mss,sok,ts,nop,ws:df,id+:0 | 1 |
TCP SYN (JA4T)
Country
| fingerprint | co-occurrences |
US · United States | 3 |
DE · Germany | 2 |
GB · United Kingdom | 1 |
Network (ASN)
| fingerprint | co-occurrences |
AS16509 · Amazon.com, Inc. | 5 |
AS14618 · Amazon.com, Inc. | 1 |