Network (ASN)

AS2514

first seen 2026-08-18 17:46 · last seen 2026-09-14 04:19 · JSON

Last 7 days (45 observations)

Distinct clients per day (last 30 days, peak 14/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

Network nameNTT PC Communications, Inc.
Domainnttpc.co.jp

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
t13d2013h1_2b729b4bf6f3_e24568c0d44025
t13d2012h1_2b729b4bf6f3_9e7b989ebec816
t13d1812h1_85036bcba153_b26ce05bbdd66
t13d1517h2_8daaf6152771_cb7bf5808d99 Match?Exact match in Thumbprint's published controlled catalog captures: chrome 152.0.7977.83, chrome 152.0.7977.64, chrome 152.0.7977.65, +5 more.The fingerprint page shows the full measured match list. More on the catalog.5
t13d3112h2_e8f1e7e78f70_b26ce05bbdd6 Match?Exact match in Thumbprint's published controlled catalog captures: curl 8.5.0, php-curl 7.88.1.The fingerprint page shows the full measured match list. More on the catalog.4
q13d0312h3_55b375c5d22e_178839b6cec1 Match?Exact match in Thumbprint's published controlled catalog captures: chrome 152.0.7977.83, chrome 152.0.7977.64, chrome 152.0.7977.65, +5 more.The fingerprint page shows the full measured match list. More on the catalog.3
t13i170900_5b57614c22b0_78e6aca7449b2

HTTP request (JA4H)

fingerprintco-occurrences
ge11nn030000_fe444ad14866_000000000000_000000000000 Match?Exact match in Thumbprint's published controlled catalog captures: curl 8.16.0.The fingerprint page shows the full measured match list. More on the catalog.41
ge11nn050000_b223a0ebb0b5_000000000000_000000000000 Match?Exact match in Thumbprint's published controlled catalog captures: python-requests 2.34.2, python-requests 2.33.1, python-requests 2.32.3.The fingerprint page shows the full measured match list. More on the catalog.6
ge20nn020000_5594a17e7e7e_000000000000_000000000000 Match?Exact match in Thumbprint's published controlled catalog captures: curl 8.7.1, curl 8.5.0, curl 8.18.0, +9 more.The fingerprint page shows the full measured match list. More on the catalog.4
ge20nr12ja00_54b4638ab28b_000000000000_0000000000002
ge11nn070000_c8e3929290f4_000000000000_0000000000001
ge11nn050000_473b1da05c5d_000000000000_0000000000001
ge20nn13ja00_9519c2577190_000000000000_0000000000001
ge30nr12ja00_54b4638ab28b_000000000000_0000000000001
ge30nr13ja00_9519c2577190_000000000000_0000000000001
ge20nr13ja00_0c2c1d640f3e_000000000000_0000000000001

HTTP/2 frames (Akamai)

fingerprintco-occurrences
3:100;4:10485760;2:0|1048510465|0|m,s,a,p Match?Exact match in Thumbprint's published controlled catalog captures: curl 8.7.1, curl 8.5.0.The fingerprint page shows the full measured match list. More on the catalog.4
1:65536;2:0;4:6291456;6:262144|15663105|1:1:0:256|m,a,s,p Match?Exact match in Thumbprint's published controlled catalog captures: chromium 131.0.6778.33, chromium 151.0.7922.34, chrome 151.0.7922.137, +43 more.The fingerprint page shows the full measured match list. More on the catalog.2
1:65536;2:0;4:6291456;6:262144|15663105|1:1:0:220|m,a,s,p 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, +59 more.The fingerprint page shows the full measured match list. More on the catalog.2
1:65536;2:0;4:6291456;6:262144|15663105|7:1:0:256|m,a,s,p1

TCP SYN (p0f)

fingerprintco-occurrences
4:114+14:0:1414:mss*44,8:mss,nop,ws,nop,nop,sok::06
4:115+13:0:1414:mss*44,8:mss,nop,ws,nop,nop,sok::06
4:116+12:0:1360:65535,8:mss,nop,ws,nop,nop,sok::05
4:113+15:0:1354:mss*44,8:mss,nop,ws,nop,nop,sok::05
4:113+15:0:1360:mss*44,8:mss,nop,ws,nop,nop,sok:df,id+:04
4:113+15:0:1400:mss*44,8:mss,nop,ws,nop,nop,sok::04
4:113+15:0:1360:mss*44,8:mss,nop,ws,nop,nop,sok::04
4:116+12:0:1414:mss*44,8:mss,nop,ws,nop,nop,sok::04
4:115+13:0:1360:65535,8:mss,nop,ws,nop,nop,sok::03
4:114+14:0:1360:mss*44,8:mss,nop,ws,nop,nop,sok::03

TCP SYN (JA4T)

fingerprintco-occurrences
64240_2-1-3-1-1-4_1414_818
64240_2-1-3-1-1-4_1360_812
65535_2-1-3-1-1-4_1360_88
64240_2-1-3-1-1-4_1354_87
64240_2-1-3-1-1-4_1400_86
65280_2-4-8-1-3_1360_74
64240_2-4-8-1-3_1460_72
65535_2-1-3-1-1-4_1414_81

QUIC transport params

fingerprintco-occurrences
q13_b3b195fe7bab Match?Exact match in Thumbprint's published controlled catalog captures: chrome 150.0.7871.187, edge 151.0.4129.93, chrome 151.0.7922.170, +32 more.The fingerprint page shows the full measured match list. More on the catalog.2
q12_97eeb91f9c98 Match?Exact match in Thumbprint's published controlled catalog captures: chrome 150.0.7871.187, chrome 151.0.7922.137, chromium 151.0.7922.34, +41 more.The fingerprint page shows the full measured match list. More on the catalog.1

User-Agent

fingerprintco-occurrences
curl/8.18.020
curl/8.8.011
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/152.0.0.0 Safari/537.369
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/153.0.0.0 Safari/537.368
Mozilla/5.0 (Windows NT 10.0; Win64; x64) Chrome/152.0.0.07
'Mozilla/5.03
libredtail-http2
curl/8.5.01

Country

fingerprintco-occurrences
JP · Japan61

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
q13d0312h3_55b375c5d22e_178839b6cec12
t13d1517h2_8daaf6152771_cb7bf5808d992