User-Agent
Mozilla/5.0 (Android 10; Mobile; rv:152.0) Gecko/152.0 Firefox/152.0
first seen 2026-07-03 19:35 · last seen 2026-07-06 10:24 · JSON
Decomposed attributes
| Browser / client | Firefox 152.0 |
|---|---|
| Operating system | Android 10 |
| Device class | mobile |
| 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)
| fingerprint | co-occurrences |
|---|---|
t13d1616h2_86a278354501_eeeea6562960 | 12 |
q13d0315h3_55b375c5d22e_dc5437974b47 Match?Exact match in Thumbprint's published controlled catalog captures: firefox 153.0, firefox 153.0.3, firefox 154.0, +18 more.The fingerprint page shows the full measured match list. More on the catalog. | 4 |
t13d1613h2_86a278354501_748f4c70de1c | 1 |
HTTP request (JA4H)
| fingerprint | co-occurrences |
|---|---|
ge20nr12engb_d82c6d999d30_000000000000_000000000000 | 5 |
ge20nr13engb_132e387f43f1_000000000000_000000000000 | 3 |
ge20nr14engb_23c42e3d0eec_000000000000_000000000000 | 2 |
ge30nn11enit_7eaa533deebc_000000000000_000000000000 | 1 |
ge20nn11enus_3901d4197baf_000000000000_000000000000 Match?Exact match in Thumbprint's published controlled catalog captures: firefox 154.0, firefox 152.0.5, firefox 153.0.1, +3 more.The fingerprint page shows the full measured match list. More on the catalog. | 1 |
ge30nr09enus_a060b6642c5e_000000000000_000000000000 Match?Exact match in Thumbprint's published controlled catalog captures: firefox 153.0, firefox 153.0.3, firefox 154.0, +22 more.The fingerprint page shows the full measured match list. More on the catalog. | 1 |
ge20nr10enus_b3034183f430_000000000000_000000000000 Match?Exact match in Thumbprint's published controlled catalog captures: firefox 153.0, firefox 153.0.3, firefox 154.0, +21 more.The fingerprint page shows the full measured match list. More on the catalog. | 1 |
ge30nr11engb_437a8cac39d6_000000000000_000000000000 | 1 |
ge30nr10enit_d6360b5be5ba_000000000000_000000000000 | 1 |
ge20nr11enit_187a9385d229_000000000000_000000000000 | 1 |
HTTP/2 frames (Akamai)
TCP SYN (p0f)
| fingerprint | co-occurrences |
|---|---|
4:54+10:0:1286:65535,9:mss,sok,ts,nop,ws:df,id+:0 | 10 |
6:42+22:0:1432:65535,10:mss,sok,ts,nop,ws:flow:0 | 2 |
4:46+18:0:1412:65535,8:mss,sok,ts,nop,ws:df,id+:0 | 1 |
TCP SYN (JA4T)
| fingerprint | co-occurrences |
|---|---|
65535_2-4-8-1-3_1286_9 | 10 |
65535_2-4-8-1-3_1432_10 | 2 |
65535_2-4-8-1-3_1412_8 | 1 |
QUIC transport params
| fingerprint | co-occurrences |
|---|---|
q12_022106b74856 Match?Exact match in Thumbprint's published controlled catalog captures: firefox 153.0, firefox 153.0.3, firefox 154.0, +25 more.The fingerprint page shows the full measured match list. More on the catalog. | 4 |
Country
| fingerprint | co-occurrences |
|---|---|
PL · Poland | 11 |
IN · India | 3 |
IT · Italy | 3 |
Network (ASN)
| fingerprint | co-occurrences |
|---|---|
AS41508 · ZINET.NET.PL Sp. z.o.o. | 11 |
AS12874 · Fastweb SpA | 3 |
AS9829 · National Internet Backbone | 3 |
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).
| fingerprint | linked observations |
|---|---|
q13d0315h3_55b375c5d22e_dc5437974b47 | 5 |
t13d1616h2_86a278354501_eeeea6562960 | 4 |
t13d1613h2_86a278354501_748f4c70de1c | 1 |