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- 220 sh2.hostrocket.com ESMTP Exim 4.93.0.4 Sun, 19 Jul 2026 06:42:45 -0400
Raw response
554 SMTP synchronization error
Host
66.147.231.165
Tags: Hosting
As of our latest check on 2026-07-19, 66.147.231.165 (HostRocket.com, Inc., AS23535, United States) had 1 open port (25) and 43 known CVEs.
Known CVEs on this host
1open port
0names pointing here
43known CVEs
0known exploited
Open ports and CVEs as of our latest check of this host, 2026-07-19.
CVEs by severity: CRITICAL 12 HIGH 21 MEDIUM 8 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
- HostRocket.com, Inc. AS23535
- Open ports
- 25 · at our latest check, 2026-07-19
- Location
- United States US
- Hostname
- host101.hrwebservices.net · reverse DNS, checked 2026-11-04
- Route
- 66.147.224.0/20 · announced by HostRocket.com, Inc. AS23535 no RPKI authorisation
- Organisation
- HostRocket.com, Inc.
- Registry network
- HRWEBSERVICES-2 · 66.147.224.0 - 66.147.239.255 · HostRocket Web Services · ARIN
- Abuse contact
- [email protected] · for HRWEBSERVICES-2
- First seen
- 2026-07-19 10:40 UTC
- Last seen alive
- 2026-07-19 10:42 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.