Host
81.91.12.237
As of our latest check on 2026-05-24, 81.91.12.237 (Telia Cygate AB, AS197308, Sweden) had 3 open ports (80, 443, 7001) and 87 known CVEs, 2 known to be exploited.
Known CVEs on this host
Open ports and CVEs as of our latest check of this host, 2026-05-24.
CVEs by severity: CRITICAL 19 HIGH 34 MEDIUM 34
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. See the list
All of them on a software version from an earlier observation: a service of that kind is open now.
Not counted: 33 from an older observation (openssh 6.6p1; matched 2026-06-08). See them
Not counted: 5 only affect a particular platform; this host's is not known (http_server 2.4.7). See them
- Network
- Telia Cygate AB AS197308
- Open ports
- 80, 443, 7001 · at our latest check, 2026-05-24
- Location
- Sweden SE
- Route
- 81.91.0.0/20 · announced by Telia Cygate AB AS197308 RPKI valid
- Organisation
- Cygate · Content / hosting
- Registry network
- IPEER-DEDICATED-SERVERS · 81.91.12.0 - 81.91.12.255 · Telia Cygate AB · RIPE
- Abuse contact
- [email protected] · for IPEER-DEDICATED-SERVERS
- Hostnames
- flightsfrom.com, www.allacharterresor.se, www.flightsfrom.com, www.hotelchains.com, www.popularhotels.com, www.recept.com
- First seen
- 2026-05-24 02:19 UTC
- Last seen alive
- 2026-05-24 02:19 UTC
- Hosted domains
- No host name points here
Reputation
Not a Tor relay, not a VPN or privacy relay address, and not on a current public blocklist.
Vulnerabilities
Only affects certain platforms (5)
These CVEs only apply when the software runs on a particular platform (for example Windows), and this host's platform is not known. They are not counted.
CVEs by severity: HIGH 2 MEDIUM 3
| CVE | Software |
|---|---|
| CVE-2024-40898 HIGH 7.5 | http_server 2.4.7 |
| CVE-2024-43394 HIGH 7.5 | http_server 2.4.7 |
| CVE-2020-13938 MEDIUM 5.5 | http_server 2.4.7 |
| CVE-2022-28330 MEDIUM 5.3 | http_server 2.4.7 |
| CVE-2014-3523 MEDIUM 5.0 | http_server 2.4.7 |
From an older observation (33)
These CVEs were matched on software this host reported in an earlier observation (matched 2026-06-08), not on a port that is open now, and no service of that kind was open at the latest check (2026-05-24). They are not counted above.
CVEs by severity: CRITICAL 2 HIGH 12 MEDIUM 17 LOW 2
| CVE | Software |
|---|---|
| CVE-2016-1908 CRITICAL 9.8 | openssh 6.6p1 |
| CVE-2023-38408 CRITICAL 9.8 | openssh 6.6p1 |
| CVE-2015-5600 HIGH 8.1 | openssh 6.6p1 |
| CVE-2026-35385 HIGH 8.1 | openssh 6.6p1 |
| CVE-2026-35414 HIGH 8.1 | openssh 6.6p1 |
| CVE-2015-8325 HIGH 7.8 | openssh 6.6p1 |
| CVE-2016-10012 HIGH 7.8 | openssh 6.6p1 |
| CVE-2016-10708 HIGH 7.5 | openssh 6.6p1 |
| CVE-2016-6515 HIGH 7.5 | openssh 6.6p1 |
| CVE-2020-15778 HIGH 7.4 | openssh 6.6p1 |
| CVE-2016-10009 HIGH 7.3 | openssh 6.6p1 |
| CVE-2015-6564 HIGH 7.0 | openssh 6.6p1 |
| CVE-2016-10010 HIGH 7.0 | openssh 6.6p1 |
| CVE-2021-41617 HIGH 7.0 | openssh 6.6p1 |
| CVE-2019-6109 MEDIUM 6.8 | openssh 6.6p1 |
| CVE-2019-6110 MEDIUM 6.8 | openssh 6.6p1 |
| CVE-2023-51385 MEDIUM 6.5 | openssh 6.6p1 |
| CVE-2026-35387 MEDIUM 6.5 | openssh 6.6p1 |
| CVE-2015-6563 MEDIUM 6.4 | openssh 6.6p1 |
| CVE-2016-3115 MEDIUM 6.4 | openssh 6.6p1 |
| CVE-2016-10011 MEDIUM 6.2 | openssh 6.6p1 |
| CVE-2016-6210 MEDIUM 5.9 | openssh 6.6p1 |
| CVE-2019-6111 MEDIUM 5.9 | openssh 6.6p1 |
| CVE-2020-14145 MEDIUM 5.9 | openssh 6.6p1 |
| CVE-2023-48795 MEDIUM 5.9 | openssh 6.6p1 |
| CVE-2016-20012 MEDIUM 5.3 | openssh 6.6p1 |
| CVE-2017-15906 MEDIUM 5.3 | openssh 6.6p1 |
| CVE-2018-15473 MEDIUM 5.3 | openssh 6.6p1 |
| CVE-2018-15919 MEDIUM 5.3 | openssh 6.6p1 |
| CVE-2018-20685 MEDIUM 5.3 | openssh 6.6p1 |
| CVE-2015-5352 MEDIUM 4.3 | openssh 6.6p1 |
| CVE-2021-36368 LOW 3.7 | openssh 6.6p1 |
| CVE-2026-35388 LOW 2.5 | openssh 6.6p1 |
Port history
Every port that has answered a connection on this address, and when. A port is listed as open above only when a service was identified on it. Times are UTC.