OSN

Network

ASK4 Limited

AS41230registered in United Kingdom (GB)hosts in 5 countries

As of 2026-11-02, ASK4 Limited (AS41230, registered in United Kingdom) had 4 627 hosts seen in 5 countries; 54 of them with known CVEs (182 distinct, 1 known to be exploited). It announces 14 IPv4 prefixes and 7 IPv6 prefixes (88 320 IPv4 addresses, 2 067th by address space).

Known CVEs in this network

4 627hosts seen
54hosts with known CVEs
182distinct CVEs
1known exploited

CVEs by severity: CRITICAL 15 HIGH 84 MEDIUM 71 LOW 12

A match is an indication, not proof: it is based on the software version a service reported, and fixes are often backported without changing the version.

Not counted: 7 hosts with CVEs only on distribution builds whose fix may be backported.

Counted 2026-11-02 04:20 UTC

Organisation
ASK4 Ltd
Network type
Network service provider (transit) · peering policy Selective
Website
https://www.ask4.com/
Registry
RIPE NCC · United Kingdom GB · allocated 2006-07-05
Announced prefixes
14 IPv4 · 7 IPv6 See them
IPv4 address space
88 320 addresses · 2 067th of 87 749 networks by size
Rank by exposure
3 626th by hosts with known CVEs Ranking
Exchange points
6

Routing

Most common CVEs in this network

CVEHosts
CVE-2010-3972 HIGH 10.0 36
CVE-2010-2730 HIGH 9.3 36
CVE-2010-1899 MEDIUM 4.3 36
CVE-2026-60002 CRITICAL 9.4 12
CVE-2026-106583 HIGH 7.8 12
CVE-2026-106553 HIGH 7.5 12
CVE-2026-106555 HIGH 7.5 12
CVE-2026-59999 HIGH 7.5 12
CVE-2026-60000 HIGH 7.5 12
CVE-2026-106552 MEDIUM 6.5 12
CVE-2026-106585 MEDIUM 6.5 12
CVE-2026-59998 MEDIUM 6.5 12
CVE-2026-60001 MEDIUM 6.5 12
CVE-2026-59995 MEDIUM 5.4 12
CVE-2026-59996 MEDIUM 5.4 12
CVE-2026-59997 MEDIUM 5.4 12
CVE-2026-73282 MEDIUM 4.8 12
CVE-2026-106586 MEDIUM 4.3 12
CVE-2026-106582 LOW 3.7 12
CVE-2026-73281 LOW 3.5 12
CVE-2026-106584 LOW 3.3 12
CVE-2026-106587 LOW 3.3 12
CVE-2026-73283 LOW 2.5 12
CVE-2026-35385 HIGH 8.1 11
CVE-2026-35414 HIGH 8.1 11
CVE-2026-35387 MEDIUM 6.5 11
CVE-2026-35388 LOW 2.5 11
CVE-2025-61984 LOW 3.6 10
CVE-2025-61985 LOW 3.6 10
CVE-2026-106588 LOW 3.1 10
CVE-2026-106589 LOW 2.9 10
CVE-2025-26465 MEDIUM 6.8 8
CVE-2025-32728 LOW 3.8 8
CVE-2023-48795 MEDIUM 5.9 6
CVE-2016-7406 CRITICAL 9.8 3
CVE-2016-7407 CRITICAL 9.8 3
CVE-2016-7408 HIGH 8.8 3
CVE-2017-9078 HIGH 8.8 3
CVE-2020-36254 HIGH 8.1 3
CVE-2017-2659 HIGH 7.5 3
CVE-2021-36369 HIGH 7.5 3
CVE-2016-3116 MEDIUM 6.4 3
CVE-2016-7409 MEDIUM 5.5 3
CVE-2018-15599 MEDIUM 5.3 3
CVE-2013-4421 MEDIUM 5.0 3
CVE-2013-4434 MEDIUM 5.0 3
CVE-2017-9079 MEDIUM 4.7 3
CVE-2023-38408 CRITICAL 9.8 2
CVE-2023-51385 MEDIUM 6.5 2
CVE-2016-20012 MEDIUM 5.3 2

The 50 found on the most hosts, of 182 CVEs.

Most exposed hosts

IPExploitedCVEs
213.143.3.6 1 28 CVEs
213.143.20.38 0 91 CVEs
31.205.44.56 0 41 CVEs
213.143.17.78 0 33 CVEs
213.143.14.54 0 30 CVEs
213.143.14.58 0 30 CVEs
213.143.14.86 0 30 CVEs
213.143.19.166 0 30 CVEs
213.143.19.71 0 30 CVEs
78.109.176.254 0 30 CVEs
81.23.48.14 0 30 CVEs
81.23.60.246 0 30 CVEs
31.205.40.35 0 24 CVEs
31.205.43.8 0 20 CVEs
213.143.11.34 0 15 CVEs
213.143.11.57 0 15 CVEs
31.205.53.162 0 15 CVEs
213.143.20.234 0 3 CVEs
213.143.20.95 0 3 CVEs
213.143.3.104 0 3 CVEs
213.143.3.105 0 3 CVEs
213.143.3.108 0 3 CVEs
213.143.3.109 0 3 CVEs
213.143.3.110 0 3 CVEs
213.143.3.113 0 3 CVEs
213.143.3.114 0 3 CVEs
213.143.3.117 0 3 CVEs
213.143.3.123 0 3 CVEs
213.143.3.126 0 3 CVEs
213.143.3.135 0 3 CVEs
213.143.3.142 0 3 CVEs
213.143.3.143 0 3 CVEs
213.143.3.144 0 3 CVEs
213.143.3.146 0 3 CVEs
213.143.3.147 0 3 CVEs
213.143.3.148 0 3 CVEs
213.143.3.149 0 3 CVEs
213.143.3.15 0 3 CVEs
213.143.3.153 0 3 CVEs
213.143.3.156 0 3 CVEs
213.143.3.157 0 3 CVEs
213.143.3.243 0 3 CVEs
213.143.3.46 0 3 CVEs
213.143.3.47 0 3 CVEs
213.143.3.66 0 3 CVEs
213.143.3.73 0 3 CVEs
213.143.3.75 0 3 CVEs
213.143.3.81 0 3 CVEs
213.143.3.82 0 3 CVEs
213.143.3.85 0 3 CVEs
213.143.3.89 0 3 CVEs
213.143.3.90 0 3 CVEs
213.143.3.94 0 3 CVEs
78.109.187.107 0 3 CVEs

Known exploited first, then by the number of CVEs.

Where its hosts are

CountryHostsWith CVEs
United Kingdom GB 4 285 54
Germany DE 264 0
Ireland IE 71 0
Austria AT 6 0
Poland PL 1 0
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