Network
Zen Internet Ltd
AS13037registered in United Kingdom (GB)hosts in 1 country
As of 2026-10-09, Zen Internet Ltd (AS13037, registered in United Kingdom) had 40 457 hosts seen in 1 country; 594 of them with known CVEs (1 164 distinct, 9 known to be exploited). It announces 37 IPv4 prefixes and 1 IPv6 prefix (527 616 IPv4 addresses, 562nd by address space).
Known CVEs in this network
CVEs by severity: CRITICAL 174 HIGH 452 MEDIUM 488 LOW 49 UNRATED 1
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: 238 hosts with CVEs only on distribution builds whose fix may be backported.
Counted 2026-10-09 08:20 UTC
- Organisation
- Zen Internet
- Network type
- Access network (cable / DSL / ISP) · peering policy Selective
- Website
- http://www.zen.co.uk/
- Registry
- RIPE NCC · United Kingdom GB · allocated 2000-02-25
- Announced prefixes
- 37 IPv4 · 1 IPv6 See them
- IPv4 address space
- 527 616 addresses · 562nd of 87 291 networks by size
- Rank by exposure
- 713th by hosts with known CVEs Ranking
- Exchange points
- 4
Routing
Most common CVEs in this network
| CVE | Hosts |
|---|---|
| CVE-2026-60002 HIGH 7.7 | 370 |
| CVE-2026-60000 HIGH 7.5 | 370 |
| CVE-2026-59998 MEDIUM 6.5 | 370 |
| CVE-2026-60001 MEDIUM 6.5 | 370 |
| CVE-2026-59999 MEDIUM 5.9 | 370 |
| CVE-2026-59995 MEDIUM 5.4 | 370 |
| CVE-2026-59996 MEDIUM 5.4 | 370 |
| CVE-2026-59997 MEDIUM 5.4 | 370 |
| CVE-2026-73282 MEDIUM 4.8 | 367 |
| CVE-2026-73281 LOW 3.5 | 367 |
| CVE-2026-73283 LOW 2.5 | 367 |
| CVE-2026-35385 HIGH 8.1 | 226 |
| CVE-2026-35414 HIGH 8.1 | 226 |
| CVE-2026-35387 MEDIUM 6.5 | 226 |
| CVE-2026-35388 LOW 2.5 | 226 |
| CVE-2025-61984 LOW 3.6 | 188 |
| CVE-2025-61985 LOW 3.6 | 188 |
| CVE-2025-32728 LOW 3.8 | 150 |
| CVE-2025-26465 MEDIUM 6.8 | 149 |
| CVE-2023-48795 MEDIUM 5.9 | 110 |
| CVE-2023-51385 MEDIUM 6.5 | 104 |
| CVE-2023-38408 CRITICAL 9.8 | 98 |
| CVE-2026-93546 HIGH 8.8 | 98 |
| CVE-2026-56154 CRITICAL 9.8 | 94 |
| CVE-2026-57941 CRITICAL 9.8 | 94 |
| CVE-2026-59797 CRITICAL 9.8 | 94 |
| CVE-2026-73636 HIGH 8.1 | 94 |
| CVE-2026-48005 HIGH 7.5 | 94 |
| CVE-2026-56153 HIGH 7.5 | 94 |
| CVE-2026-56449 HIGH 7.5 | 94 |
| CVE-2026-59685 HIGH 7.5 | 94 |
| CVE-2026-63045 HIGH 7.5 | 94 |
| CVE-2026-63292 HIGH 7.5 | 94 |
| CVE-2026-63686 HIGH 7.5 | 94 |
| CVE-2026-73637 HIGH 7.3 | 94 |
| CVE-2026-58415 MEDIUM 5.3 | 94 |
| CVE-2026-79768 MEDIUM 5.3 | 94 |
| CVE-2026-42528 MEDIUM 4.3 | 94 |
| CVE-2026-42356 LOW 3.7 | 94 |
| CVE-2016-20012 MEDIUM 5.3 | 76 |
| CVE-2021-36368 LOW 3.7 | 76 |
| CVE-2020-15778 HIGH 7.4 | 63 |
| CVE-2021-41617 HIGH 7.0 | 63 |
| CVE-2020-14145 MEDIUM 5.9 | 62 |
| CVE-2026-106585 MEDIUM 6.5 | 55 |
| CVE-2026-106552 MEDIUM 4.2 | 55 |
| CVE-2026-106582 LOW 3.7 | 55 |
| CVE-2026-106587 LOW 3.6 | 55 |
| CVE-2026-106589 LOW 2.9 | 55 |
| CVE-2026-106583 LOW 2.5 | 55 |
The 50 found on the most hosts, of 1 164 CVEs.
Most exposed hosts
| IP | Country | Exploited | CVEs |
|---|---|---|---|
| 217.155.87.213 | United Kingdom GB | 4 | 186 CVEs |
| 217.155.87.214 | United Kingdom GB | 4 | 186 CVEs |
| 82.69.170.90 | United Kingdom GB | 4 | 164 CVEs |
| 82.69.170.92 | United Kingdom GB | 4 | 164 CVEs |
| 77.104.182.45 | United Kingdom GB | 3 | 155 CVEs |
| 82.69.73.219 | United Kingdom GB | 3 | 112 CVEs |
| 51.155.135.47 | United Kingdom GB | 2 | 451 CVEs |
| 51.155.161.0 | United Kingdom GB | 2 | 451 CVEs |
| 188.122.47.242 | United Kingdom GB | 2 | 145 CVEs |
| 212.23.14.27 | United Kingdom GB | 2 | 142 CVEs |
| 217.155.38.39 | United Kingdom GB | 2 | 136 CVEs |
| 88.97.30.137 | United Kingdom GB | 2 | 119 CVEs |
| 51.148.103.77 | United Kingdom GB | 2 | 96 CVEs |
| 51.148.98.210 | United Kingdom GB | 1 | 358 CVEs |
| 146.66.92.65 | United Kingdom GB | 1 | 303 CVEs |
| 51.155.0.175 | United Kingdom GB | 1 | 303 CVEs |
| 51.155.124.229 | United Kingdom GB | 1 | 303 CVEs |
| 51.155.132.48 | United Kingdom GB | 1 | 303 CVEs |
| 51.155.14.86 | United Kingdom GB | 1 | 303 CVEs |
| 51.155.7.126 | United Kingdom GB | 1 | 303 CVEs |
| 82.69.148.105 | United Kingdom GB | 1 | 135 CVEs |
| 82.69.75.136 | United Kingdom GB | 1 | 130 CVEs |
| 88.98.0.241 | United Kingdom GB | 1 | 113 CVEs |
| 82.68.40.49 | United Kingdom GB | 1 | 97 CVEs |
| 82.69.104.66 | United Kingdom GB | 1 | 92 CVEs |
| 82.71.64.7 | United Kingdom GB | 1 | 86 CVEs |
| 82.68.15.177 | United Kingdom GB | 1 | 70 CVEs |
| 82.68.17.217 | United Kingdom GB | 1 | 70 CVEs |
| 82.68.17.218 | United Kingdom GB | 1 | 70 CVEs |
| 82.68.17.219 | United Kingdom GB | 1 | 70 CVEs |
| 82.68.43.94 | United Kingdom GB | 1 | 70 CVEs |
| 217.155.47.71 | United Kingdom GB | 1 | 64 CVEs |
| 217.155.92.90 | United Kingdom GB | 1 | 61 CVEs |
| 82.71.88.78 | United Kingdom GB | 1 | 47 CVEs |
| 88.97.76.79 | United Kingdom GB | 1 | 36 CVEs |
| 62.3.100.24 | United Kingdom GB | 1 | 21 CVEs |
| 217.155.80.216 | United Kingdom GB | 1 | 19 CVEs |
| 88.97.58.25 | United Kingdom GB | 1 | 19 CVEs |
| 51.155.82.123 | United Kingdom GB | 1 | 17 CVEs |
| 217.155.18.252 | United Kingdom GB | 1 | 11 CVEs |
| 51.155.106.138 | United Kingdom GB | 1 | 11 CVEs |
| 51.155.49.177 | United Kingdom GB | 1 | 11 CVEs |
| 82.68.14.182 | United Kingdom GB | 1 | 11 CVEs |
| 82.69.20.47 | United Kingdom GB | 1 | 11 CVEs |
| 82.69.251.189 | United Kingdom GB | 1 | 11 CVEs |
| 82.69.90.26 | United Kingdom GB | 1 | 11 CVEs |
| 88.97.18.179 | United Kingdom GB | 1 | 11 CVEs |
| 88.98.54.27 | United Kingdom GB | 1 | 11 CVEs |
| 217.155.18.106 | United Kingdom GB | 1 | 10 CVEs |
| 217.155.188.66 | United Kingdom GB | 1 | 6 CVEs |
| 217.155.82.131 | United Kingdom GB | 1 | 6 CVEs |
| 51.155.102.30 | United Kingdom GB | 1 | 6 CVEs |
| 51.155.117.246 | United Kingdom GB | 1 | 6 CVEs |
| 62.3.69.248 | United Kingdom GB | 1 | 6 CVEs |
| 62.3.75.47 | United Kingdom GB | 1 | 6 CVEs |
| 82.68.47.8 | United Kingdom GB | 1 | 6 CVEs |
| 88.97.74.113 | United Kingdom GB | 1 | 6 CVEs |
| 88.98.82.149 | United Kingdom GB | 1 | 6 CVEs |
| 217.155.120.67 | United Kingdom GB | 1 | 5 CVEs |
| 51.148.120.226 | United Kingdom GB | 1 | 5 CVEs |
| 82.68.47.5 | United Kingdom GB | 1 | 5 CVEs |
| 82.71.51.121 | United Kingdom GB | 1 | 5 CVEs |
| 217.155.205.53 | United Kingdom GB | 1 | 4 CVEs |
| 217.155.56.217 | United Kingdom GB | 1 | 4 CVEs |
| 51.148.160.217 | United Kingdom GB | 1 | 4 CVEs |
| 82.68.43.2 | United Kingdom GB | 1 | 4 CVEs |
| 82.71.120.235 | United Kingdom GB | 1 | 4 CVEs |
| 82.71.162.98 | United Kingdom GB | 1 | 4 CVEs |
| 217.155.189.37 | United Kingdom GB | 1 | 2 CVEs |
| 217.155.82.69 | United Kingdom GB | 1 | 2 CVEs |
| 51.148.164.86 | United Kingdom GB | 1 | 2 CVEs |
| 82.68.47.9 | United Kingdom GB | 1 | 2 CVEs |
| 82.68.80.254 | United Kingdom GB | 1 | 2 CVEs |
| 82.69.102.60 | United Kingdom GB | 1 | 2 CVEs |
| 82.69.176.165 | United Kingdom GB | 1 | 2 CVEs |
| 82.69.38.102 | United Kingdom GB | 1 | 2 CVEs |
| 82.69.79.102 | United Kingdom GB | 1 | 2 CVEs |
| 82.71.10.217 | United Kingdom GB | 1 | 2 CVEs |
| 82.71.53.184 | United Kingdom GB | 1 | 2 CVEs |
| 88.97.1.61 | United Kingdom GB | 1 | 2 CVEs |
| 88.97.96.176 | United Kingdom GB | 1 | 2 CVEs |
| 88.98.54.40 | United Kingdom GB | 0 | 127 CVEs |
| 88.98.54.41 | United Kingdom GB | 0 | 127 CVEs |
| 88.98.54.42 | United Kingdom GB | 0 | 127 CVEs |
| 82.71.49.100 | United Kingdom GB | 0 | 114 CVEs |
| 217.155.228.128 | United Kingdom GB | 0 | 93 CVEs |
| 82.69.137.62 | United Kingdom GB | 0 | 89 CVEs |
| 88.97.12.224 | United Kingdom GB | 0 | 88 CVEs |
| 217.155.3.209 | United Kingdom GB | 0 | 85 CVEs |
| 82.69.81.148 | United Kingdom GB | 0 | 80 CVEs |
| 146.66.93.28 | United Kingdom GB | 0 | 74 CVEs |
| 51.155.247.144 | United Kingdom GB | 0 | 73 CVEs |
| 77.104.145.42 | United Kingdom GB | 0 | 65 CVEs |
| 217.155.89.55 | United Kingdom GB | 0 | 62 CVEs |
| 51.155.97.26 | United Kingdom GB | 0 | 61 CVEs |
| 51.148.248.133 | United Kingdom GB | 0 | 60 CVEs |
| 62.3.100.40 | United Kingdom GB | 0 | 60 CVEs |
| 82.68.137.145 | United Kingdom GB | 0 | 60 CVEs |
| 82.68.17.221 | United Kingdom GB | 0 | 60 CVEs |
| 217.155.101.250 | United Kingdom GB | 0 | 58 CVEs |
Known exploited first, then by the number of CVEs.
Showing the first 100 of 594. Complete lists will be available to registered users.
Where its hosts are
| Country | Hosts | With CVEs |
|---|---|---|
| United Kingdom GB | 40 457 | 594 |