51.77.33.156
An address in Łódź, Łódź Voivodeship, Poland, used by KLARSAN Lukasz Klimaszewski, announced by OVH SAS (AS16276). It's hosting space of OVHcloud, a mail server on port 587, a DNS server on port 53, and a web server on ports 80 and 443.
Summary
Geolocation
Where the address is, and what that place uses.
- City
- Łódź
- Region
- Łódź Voivodeship
- Postal code
- 90-001
- Country
- Poland
- Continent
- Europe
- Coordinates
- 51.7706, 19.4739
- Timezone
- Europe/Warsaw
Ownership
Who holds the address: the AS announcing it, the registry record, the abuse contact and its name in DNS.
- Company
- KLARSAN Lukasz Klimaszewski
- Type
- Hosting
- Registered in
- Poland
- AS number
- AS16276
- Name
- OVH SAS
- Prefix
- 51.77.0.0/16
- RPKI
- Valid
- Type
- Hosting
- Domain
- ovhcloud.com
- Registered in
- France
- Name
- KLARSAN Lukasz Klimaszewski
- Network name
- OVH_324821211
- Organization
- ORG-KLK2-RIPE
- Status
- LEGACY
- Registry
- RIPE NCC
- Domain
- ip-51-77-33.eu
- Name
- Abuse-C Role
- abuse@ovh.net
- Address
- ul. Lipowa 60/62, 90-630 Lodz, PL
- Network
- 51.77.0.0-51.77.255.255
Anonymity
Whether the address hides someone else: a VPN, Tor, a relay, a proxy pool, or a hosting range.
Network
What kind of network it is on: a mobile carrier, a satellite operator, an anycast service, a CDN edge.
Services
What our own internet-wide measurement found listening on it.
- Port
- 587
- Banner
- 220 server.klarsan.online ESMTP Exim 4.100.1 Sun, 18 Oct 2026 11:18:10 +0200
- Greeting
- Completed
- First seen
- 2026-09-27
- Last seen
- 2026-09-27
- Port
- 53
- Recursion
- Refused
- Response code
- 5
- Answer
- Wrong
- First seen
- 2026-07-29
- Last seen
- 2026-10-23
- 80 status
- 200
- 80 server
- nginx
- 80 title
- Shared IP
- 80 seen
- 2026-07-27 to 2026-10-15
- 443 status
- 200
- 443 server
- nginx
- 443 title
- Shared IP
- 443 TLS
- TLSv1.3
- 443 certificate
- server.klarsan.online
- 443 issuer
- C=US, O=Let's Encrypt, CN=YE2
- 443 browser-trusted
- Yes
- 443 seen
- 2026-07-26 to 2026-10-23
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