Network
Guido Werner trading as "wel.de Internet Service Provider e. K."
AS29341registered in Germany (DE)hosts in 1 country
As of 2026-10-22, Guido Werner trading as "wel.de Internet Service Provider e. K." (AS29341, registered in Germany) had 29 hosts seen in 1 country; 4 of them with known CVEs (8 distinct, 1 known to be exploited). It announces 1 IPv4 prefix and 0 IPv6 prefixes (4 096 IPv4 addresses, 15 005th by address space).
Known CVEs in this network
29hosts seen
4hosts with known CVEs
8distinct CVEs
1known exploited
CVEs by severity: CRITICAL 1 HIGH 2 MEDIUM 5
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.
Counted 2026-10-22 04:20 UTC
- Organisation
- Guido Werner trading as "wel.de Internet Service Provider e. K."
- Registry
- RIPE NCC · Germany DE · allocated 2003-08-08
- Announced prefixes
- 1 IPv4 · 0 IPv6 See them
- IPv4 address space
- 4 096 addresses · 15 005th of 87 520 networks by size
- Rank by exposure
- 13 618th by hosts with known CVEs Ranking
Routing
Most common CVEs in this network
| CVE | Hosts |
|---|---|
| CVE-2017-7269 CRITICAL 9.8 known exploited | 2 |
| CVE-2008-1446 HIGH 9.0 | 2 |
| CVE-2009-1535 HIGH 7.5 | 2 |
| CVE-2009-4444 MEDIUM 6.0 | 2 |
| CVE-2009-4445 MEDIUM 6.0 | 2 |
| CVE-2014-4078 MEDIUM 5.1 | 2 |
| CVE-2009-2521 MEDIUM 5.0 | 2 |
| CVE-2005-2089 MEDIUM 4.3 | 2 |
Most exposed hosts
| IP | Country | Exploited | CVEs |
|---|---|---|---|
| 217.31.16.20 | Germany DE | 1 | 7 CVEs |
| 217.31.16.21 | Germany DE | 1 | 7 CVEs |
| 217.31.16.50 | Germany DE | 0 | 1 CVE |
| 217.31.16.61 | Germany DE | 0 | 1 CVE |
Known exploited first, then by the number of CVEs.
Where its hosts are
| Country | Hosts | With CVEs |
|---|---|---|
| Germany DE | 29 | 4 |