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- 220 mail.buisnesshelp.ru ESMTP Exim 4.86_2 Ubuntu Sun, 20 Sep 2026 07:00:19 +0500
Raw response
554 SMTP synchronization error
Host
81.30.200.150
As of our latest check on 2026-09-20, 81.30.200.150 (JSC "Ufanet", AS24955, Russia) had 1 open port (25) and 48 known CVEs, 1 known to be exploited.
Known CVEs on this host
1open port
0names pointing here
48known CVEs
1known exploited
Open ports and CVEs as of our latest check of this host, 2026-09-20.
CVEs by severity: CRITICAL 15 HIGH 22 MEDIUM 9 LOW 2
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
- Network
- JSC "Ufanet" AS24955
- Open ports
- 25 · at our latest check, 2026-09-20
- Location
- Russia RU
- Hostname
- mail.buisnesshelp.ru · reverse DNS, checked 2026-11-04
- Route
- 81.30.200.0/22 · announced by JSC "Ufanet" AS24955 RPKI valid
- Organisation
- JSC Ufanet · Access network (cable / DSL / ISP)
- Registry network
- UBN · 81.30.192.0 - 81.30.201.255 · RIPE
- Abuse contact
- [email protected] · for UBN
- First seen
- 2026-09-20 01:57 UTC
- Last seen alive
- 2026-09-20 02:00 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 (1)
Vulnerabilities
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.