Network (ASN)

AS8447

first seen 2026-07-01 15:22 · last seen 2026-09-09 18:08 · JSON

Last 7 days (1 observations)

Distinct clients per day (last 30 days, peak 7/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 name	`A1 Telekom Austria AG`
Domain	`a1.net`

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
`t13d1516h2_8daaf6152771_d8a2da3f94cd` Match?Exact match in Thumbprint's published controlled catalog captures: chromium 149.0.7827.102, chrome 149.0.7827.102, chrome 149.0.7827.156, +25 more.The fingerprint page shows the full measured match list. More on the catalog.	20
`t13d2913h1_723694b0fccc_5671b5df5029`	18
`t13d1617h2_86a278354501_3cbfd9057e0d` Match?Exact match in Thumbprint's published controlled catalog captures: firefox 153.0, firefox 153.0.3, firefox 152.0.3, +10 more.The fingerprint page shows the full measured match list. More on the catalog.	13
`t13d4412h1_fd39b124ee10_58ed7828516f`	7
`t13d1515h1_8daaf6152771_0a20fe35d3a5`	3
`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.	2
`t13d1616h2_86a278354501_0c27189014cf` Match?Exact match in Thumbprint's published controlled catalog captures: firefox 153.0, firefox 153.0.3, firefox 152.0.6, +10 more.The fingerprint page shows the full measured match list. More on the catalog.	1
`t13d3013h1_1d37bd780c83_8537cf56674e`	1
`t13d1516h2_8daaf6152771_02713d6af862` 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.	1
`t13d1515h1_8daaf6152771_de4a06bb82e3`	1

HTTP request (JA4H)

fingerprint	co-occurrences
`ge20nr16deat_94fdc06e0694_000000000000_000000000000`	13
`ge11nr11deat_835281d8e5d9_000000000000_000000000000`	11
`ge20nr13deat_9e2b86631664_000000000000_000000000000`	10
`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.	8
`ge20nn14enus_154cf440fc29_000000000000_000000000000`	4
`ge11nr11deat_b350a6a7c155_000000000000_000000000000`	3
`ge11nn11deat_835281d8e5d9_000000000000_000000000000`	2
`ge11nn11deat_b350a6a7c155_000000000000_000000000000`	2
`ge20nn13deat_9e2b86631664_000000000000_000000000000`	2
`ge11nn13enus_9db22d02e17a_000000000000_000000000000`	2

HTTP/2 frames (Akamai)

fingerprint	co-occurrences
`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.	21
`1:65536;2:0;4:131072;5:16384\|12517377\|3:0:0:42\|m,p,a,s` Match?Exact match in Thumbprint's published controlled catalog captures: firefox 154.0, firefox 152.0.5, firefox 152.0.1, +3 more.The fingerprint page shows the full measured match list. More on the catalog.	13
`1:65536;2:0;4:131072;5:16384\|12517377\|3:0:0:22\|m,p,a,s` 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.	1

TCP SYN (p0f)

fingerprint	co-occurrences
`4:107+21:0:1460:65535,8:mss,nop,ws,nop,nop,sok:df,id+:0`	12
`4:112+16:0:1408:65535,8:mss,nop,ws,nop,nop,sok:df,id+:0`	12
`4:106+22:0:1460:65535,8:mss,nop,ws,nop,nop,sok:df,id+:0`	5
`4:108+20:0:1460:65535,8:mss,nop,ws,nop,nop,sok:df,id+:0`	4
`4:44+20:0:1424:mss*44,7:mss,sok,ts,nop,ws:df,id+:0`	4
`4:107+21:0:1460:mss*44,8:mss,nop,ws,nop,nop,sok:df,id+:0`	3
`4:112+16:0:1460:mss*44,8:mss,nop,ws,nop,nop,sok:df,id+:0`	3
`4:49+15:0:1460:65535,6:mss,sok,ts,nop,ws:df,id+:0`	2
`4:47+17:0:1460:mss*44,7:mss,sok,ts,nop,ws:df,id+:0`	2
`4:108+20:0:1460:mss*44,8:mss,nop,ws,nop,nop,sok:df,id+:0`	1

TCP SYN (JA4T)

fingerprint	co-occurrences
`65535_2-1-3-1-1-4_1460_8`	23
`65535_2-1-3-1-1-4_1408_8`	12
`64240_2-1-3-1-1-4_1460_8`	8
`64240_2-4-8-1-3_1424_7`	6
`65535_2-4-8-1-3_1460_6`	4
`64240_2-4-8-1-3_1460_7`	3
`65535_2-1-3-1-1-8-4-0-0_1424_6`	1
`64860_2-4-8-1-3_1380_7`	1
`65535_2-1-3-1-1-8-4-0-0_1404_6`	1
`29200_2-4-8-1-3_1460_4`	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.	2

User-Agent

fingerprint	co-occurrences
`Mozilla/5.0 (X11; Linux x86_64; rv:153.0) Gecko/20100101 Firefox/153.0`	6
`Mozilla/5.0 (Linux; Android 14; SM-S926B) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/150.0.0.0 Mobile Safari/537.36`	6
`Mozilla/5.0 (iPhone; CPU iPhone OS 17_4 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) CriOS/150.0.0.0 Mobile/15E148 Safari/604.1`	5
`Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/140.0.0.0 Safari/537.36`	5
`Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:152.0) Gecko/20100101 Firefox/152.0`	4
`Mozilla/5.0 (Android 13; Mobile; rv:153.0) Gecko/153.0 Firefox/153.0`	4
`Mozilla/5.0 (iPhone; CPU iPhone OS 16_7 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/16.7 Mobile/15E148 Safari/604.1`	3
`Mozilla/5.0 (iPad; CPU OS 17_4 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.4 Mobile/15E148 Safari/604.1`	3
`Mozilla/5.0 (Linux; Android 12; Pixel 6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/150.0.0.0 Mobile Safari/537.36`	2
`Mozilla/5.0 (iPhone; CPU iPhone OS 17_3 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.3 Mobile/15E148 Safari/604.1`	2

Country

fingerprint	co-occurrences
`AT` · Austria	67

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`	1
`t13d1616h2_86a278354501_0c27189014cf`	1