HTTP/2 frames (Akamai)

1:65536;2:0;4:6291456;6:262144;51818:2310751538|15663105|1:1:0:220|m,a,s,p

first seen 2026-09-05 08:16 · last seen 2026-09-05 08:16 · 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, "51818": 2310751538}
WINDOW_UPDATE15663105
PRIORITY frames1:1:0:220
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_dcad5a0539911

HTTP request (JA4H)

fingerprintco-occurrences
ge20nr12enus_f8a3a1e39dc3_000000000000_0000000000001

TCP SYN (p0f)

fingerprintco-occurrences
4:109+19:0:1452:mss*45,8:mss,nop,ws,nop,nop,sok:df,id+:01

TCP SYN (JA4T)

fingerprintco-occurrences
65340_2-1-3-1-1-4_1452_81

User-Agent

fingerprintco-occurrences
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/143.0.0.0 Safari/537.361

Country

fingerprintco-occurrences
VN · Vietnam1

Network (ASN)

fingerprintco-occurrences
AS45899 · VNPT Corp1