HTTP/2 frames (Akamai)

1:65536;2:0;4:6291456;6:262144|15663105|3:1:0:110|m,a,s,p

first seen 2026-10-11 14:37 · last seen 2026-10-17 00:40 · JSON

Distinct clients per day (last 30 days, peak 1/day)

Distinct clients are counted by IP-hash per complete UTC day — unlike observation counts this is insensitive to one chatty client, but NAT merges clients and address rotation splits them.

Decomposed attributes

SETTINGS{"1": 65536, "2": 0, "4": 6291456, "6": 262144}
WINDOW_UPDATE15663105
PRIORITY frames3:1:0:110
Pseudo-header orderm,a,s,p

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
t13d1517h2_8daaf6152771_cb7bf5808d99 Match?Exact match in Thumbprint's published controlled catalog captures: chrome 152.0.7977.83, chrome 154.0.8037.57, chrome 152.0.7977.64, +24 more.The fingerprint page shows the full measured match list. More on the catalog.2

HTTP request (JA4H)

fingerprintco-occurrences
ge20nn09engb_ca95f131f143_000000000000_0000000000002

TCP SYN (p0f)

fingerprintco-occurrences
4:114+14:0:1452:65535,8:mss,nop,ws,nop,nop,sok:df,id+:02

TCP SYN (JA4T)

fingerprintco-occurrences
65535_2-1-3-1-1-4_1452_82

User-Agent

fingerprintco-occurrences
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/155.0.0.0 Safari/537.362

Country

fingerprintco-occurrences
NL · Netherlands2

Network (ASN)

fingerprintco-occurrences
AS1136 · KPN B.V.2

TLS supported groups

fingerprintco-occurrences
0a0a,11ec,001d,0017,0018 Match?Exact match in Thumbprint's published controlled catalog captures: chrome 155.0.8059.40, chrome 156.0.8078.73, chromium 156.0.8078.47, +8 more.The fingerprint page shows the full measured match list. More on the catalog.1