21/tcp
FTP
first 2026-10-10 · last 2026-10-10
- Banner
- 220 MainBack FTP server ready.
Raw response
220 MainBack FTP server ready.
Host
134.17.5.37
As of our latest check on 2026-10-10, 134.17.5.37 (Mobile TeleSystems JLLC, AS25106, Belarus) had 2 open ports (21, 22) and 40 known CVEs.
Known CVEs on this host
2open ports
0names pointing here
40known CVEs
0known exploited
Open ports and CVEs as of our latest check of this host, 2026-10-10.
CVEs by severity: CRITICAL 2 HIGH 11 MEDIUM 15 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. See the list
Not counted: 1 only affects a particular platform; this host's is not known (openssh 8.2). See them
- Network
- Mobile TeleSystems JLLC AS25106
- Open ports
- 21, 22 · at our latest check, 2026-10-10
- Location
- Belarus BY
- Hostname
- 37-5-17-134-dynamic-pool.internet.mts.by · reverse DNS, checked 2026-10-10
- Route
- 134.17.4.0/22 · announced by Mobile TeleSystems JLLC AS25106 RPKI valid
- Organisation
- Mobile TeleSystems JLLC
- Registry network
- MTSBY · 134.17.0.0 - 134.17.15.255 · RIPE
- Abuse contact
- [email protected] · for MTSBY
- First seen
- 2026-10-10 03:15 UTC
- Last seen alive
- 2026-10-10 03:19 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.
Services (2)
- Server
- SSH-2.0-OpenSSH_8.2
- Host key
- ssh-ed25519 a43aa7f67563b230…
Raw response
SSH-2.0-OpenSSH_8.2
Vulnerabilities
Only affects certain platforms (1)
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. 1 of them is known to be exploited.
CVEs by severity: HIGH 1
| CVE | Software |
|---|---|
| CVE-2026-123158 HIGH 8.1 known exploited | openssh 8.2 · port 22 |
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.