212.29.38.147
An address in Dortmund, North Rhine-Westphalia, Germany, used by ATB Software GmbH, announced by DOKOM Gesellschaft fuer Telekommunikation mbH (AS15763). It's a VPN exit and a web server on port 443.
Summary
Geolocation
Where the address is, and what that place uses.
- City
- Dortmund
- Region
- North Rhine-Westphalia
- Postal code
- 44135
- Country
- Germany
- Continent
- Europe
- Coordinates
- 51.5149, 7.4660
- Timezone
- Europe/Berlin
Ownership
Who holds the address: the AS announcing it, the registry record, the abuse contact and its name in DNS.
- Company
- ATB Software GmbH
- Domain
- atb-gmbh.de
- Type
- Business
- Registered in
- Germany
- Name
- DOKOM Gesellschaft fuer Telekommunikation mbH
- Network name
- STATIC-POOL_xDSL
- Status
- ASSIGNED PA
- Registry
- RIPE NCC
- Domain
- dokom21.de
- Name
- DOKOM21 Hostmaster
- abuse@dokom21.de
- Phone
- +49 231 9301054
- Address
- DOKOM Gesellschaft fuer Telekommunikation mbH, Stockholmer Allee 24, 44269 Dortmund, Germany
- Network
- 212.29.32.0-212.29.63.255
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.
- 443 status
- TLS only, no HTTP answer
- 443 redirect
- https://david.tobit.software/david-und-chayns
- 443 server
- David-WebBox/12.00a (1347)
- 443 TLS
- TLSv1.3
- 443 certificate
- mail3.atb-gmbh.de
- 443 issuer
- C=US, O=Let's Encrypt, CN=YR1
- 443 browser-trusted
- Yes
- 443 seen
- 2026-08-03 to 2026-10-31
Test the real build first.
An evaluation license puts a full current build in your hands, with no sampling, so you can measure it against your own traffic before anyone talks about terms.