81.223.239.138
An address in Vienna, Austria, used by descience - design yourscience!, announced by T-Mobile Austria GmbH (AS8412). It's mobile carrier space of Magenta, an SSH server on port 22, 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
- Vienna
- Region
- Vienna
- Postal code
- 1010
- Country
- Austria
- Continent
- Europe
- Coordinates
- 48.2085, 16.3721
- Timezone
- Europe/Vienna
Ownership
Who holds the address: the AS announcing it, the registry record, the abuse contact and its name in DNS.
- Company
- descience - design yourscience!
- Type
- Business
- Registered in
- Austria
- Network name
- descience-design-your
- Status
- ASSIGNED PA
- Registry
- RIPE NCC
- Domain
- inode.at
- Name
- Magenta Abuse
- abuse@magenta.at
- Address
- T-Mobile Austria GmbH, Rennweg 97 - 99, 1030 Vienna, Austria
- Network
- 81.223.0.0-81.223.255.255
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
- 22
- Banner
- SSH-2.0-OpenSSH_8.0
- Host key
- SHA256:72a5606b797918186b94b71ddbf12966b66d51b1168102b345bdb9744aafa4db
- Handshake
- Completed
- First seen
- 2026-08-08
- Last seen
- 2026-10-27
- Port
- 587
- Banner
- 220 mail.tmt.at ESMTP Postfix
- Greeting
- Completed
- First seen
- 2026-08-09
- Last seen
- 2026-10-13
- Port
- 53
- Recursion
- Refused
- Response code
- 5
- Answer
- Wrong
- First seen
- 2026-08-12
- Last seen
- 2026-10-30
- 80 status
- 301
- 80 redirect
- https://listo-kg.com/
- 80 server
- Apache/2.4.37 (Rocky Linux) OpenSSL/1.1.1k mod_fcgid/2.3.9
- 80 seen
- 2026-08-08 to 2026-10-29
- 443 status
- 301
- 443 redirect
- https://listo-kg.com/
- 443 server
- Apache/2.4.37 (Rocky Linux) OpenSSL/1.1.1k mod_fcgid/2.3.9
- 443 TLS
- TLSv1.3
- 443 certificate
- dev.listo-kg.com
- 443 issuer
- C=US, O=Let's Encrypt, CN=YR1
- 443 browser-trusted
- Yes
- 443 seen
- 2026-08-07 to 2026-10-28
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