QUIC transport params

q12_4b72b12b46e7

first seen 2026-06-26 01:16 · last seen 2026-09-16 02:15 · JSON

Last 7 days (3 observations)

Distinct clients per day (last 30 days, peak 3/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

Transport-parameter count12
Transport-parameter IDs0001, 0003, 0004, 0005, 0006, 0007, 0008, 0009, 000f, 0020, 4752, ff73db
QTP rawq12_0001,0003,0004,0005,0006,0007,0008,0009,000f,0020,4752,ff73db

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
q13d0311h3_55b375c5d22e_5a1f323ef56d Match?Exact match in Thumbprint's published controlled catalog captures: chromium 131.0.6778.33, chromium 134.0.6998.35, chromium 133.0.6943.16.The fingerprint page shows the full measured match list. More on the catalog.36
q13d0311h3_55b375c5d22e_653d80c3fe9d Match?Exact match in Thumbprint's published controlled catalog captures: chrome 150.0.7871.187, chromium 149.0.7827.102, chrome 149.0.7827.102, +52 more.The fingerprint page shows the full measured match list. More on the catalog.17
q13d0310h3_55b375c5d22e_cd85d2d889181

HTTP request (JA4H)

fingerprintco-occurrences
ge30nn10enus_f058b30e64ca_000000000000_0000000000005
ge30nr09enus_755f4c16f575_000000000000_0000000000004
ge30nr13enus_82d96efe40c3_000000000000_0000000000002
ge30nn09enus_58cd8a8d2455_000000000000_0000000000002
ge30nr08enus_48f5c0c9641d_000000000000_0000000000002
ge30nn09ruru_58cd8a8d2455_000000000000_0000000000002
ge30nn13zhcn_9519c2577190_000000000000_0000000000002
ge30nn080000_9e9d8064af7c_000000000000_0000000000002
ge30nn14enus_00c893c2b404_000000000000_0000000000001
ge30nr110000_8c9e24de3477_000000000000_0000000000001

User-Agent

fingerprintco-occurrences
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:109.0) Gecko/20100101 Firefox/109.09
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/148.0.0.0 YaBrowser/26.6.0.0 Safari/537.364
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/132.0.0.0 Safari/537.363
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.6478.54 Safari/537.363
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) HeadlessChrome/129.0.0.0 Safari/537.362
Mozilla/5.0 (Linux; Android 11; moto g power (2022)) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/136.0.0.0 Mobile Safari/537.362
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/135.0.0.0 Safari/537.362
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/128.0.0.0 Safari/537.362
Mozilla/5.0 (Linux; Android 10; K) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/132.0.0.0 Mobile Safari/537.362
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/119.0.6045.159 Safari/537.362

Country

fingerprintco-occurrences
US · United States26
CN · China13
FR · France4
RU · Russia3
IT · Italy2
NL · Netherlands1
JP · Japan1
CA · Canada1
KZ · Kazakhstan1
TR · Turkey1

Network (ASN)

fingerprintco-occurrences
AS16509 · Amazon.com, Inc.15
AS14618 · Amazon.com, Inc.5
AS4837 · CHINA UNICOM China169 Backbone3
AS12389 · PJSC Rostelecom3
AS23724 · IDC, China Telecommunications Corporation3
AS14061 · DigitalOcean, LLC2
AS51167 · Contabo GmbH2
AS4134 · CHINANET BACKBONE2
AS137266 · CHINATELECOM Hubei province Wuhan 5G network2
AS47242 · Host SpA2

Cross-transport links

TLS ClientHello fingerprints observed from the same client via the beacon's correlation id on the other transport (e.g. this stack over TCP ↔ that stack over QUIC).

fingerprintlinked observations
t13d1516h2_8daaf6152771_02713d6af86227
t13d1516h2_8daaf6152771_d8a2da3f94cd9
t13d1517h2_8daaf6152771_b1ff8ab2d16f4