178.238.36.188
An address in Prague, Czechia, announced by MasterDC s.r.o. (AS24971). It's hosting space of MasterDC, an SSH server on port 22, a mail server on port 587, and a web server on ports 80 and 443.
Summary
Geolocation
Where the address is, and what that place uses.
- City
- Prague
- Region
- Prague
- Postal code
- 110 00
- Country
- Czechia
- Continent
- Europe
- Coordinates
- 50.0880, 14.4208
- Timezone
- Europe/Prague
Ownership
Who holds the address: the AS announcing it, the registry record, the abuse contact and its name in DNS.
- Company
- MasterDC s.r.o.
- Domain
- master.cz
- Type
- Hosting
- Registered in
- Czechia
- Name
- Master Internet s.r.o.
- Network name
- DC1-4D-HOUSING-10-CZ-MAI
- Status
- ASSIGNED PA
- Registry
- RIPE NCC
- Domain
- masterinter.net
- Name
- MasterDC contact
- abuse@master.cz
- Phone
- +420777919484
- Address
- MasterDC s.r.o, Purkynova 3030/35e, 612 00 Brno, Czech Republic
- Network
- 178.238.32.0-178.238.47.255
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_7.9p1 Debian-10+deb10u4
- Host key
- SHA256:82be848a6647751b41c7b2654927f47253284f932e5b7c56b724e67794039282
- Handshake
- Completed
- First seen
- 2026-08-11
- Last seen
- 2026-10-24
- Port
- 587
- Banner
- 220 imatic-docker02.vs.imatic.cz ESMTP Exim 4.96 Sat, 17 Oct 2026 19:37:39 +0200
- Greeting
- Completed
- First seen
- 2026-09-29
- Last seen
- 2026-10-20
- 80 status
- 301
- 80 redirect
- https://178.238.36.188/
- 80 seen
- 2026-07-28 to 2026-10-16
- 443 status
- 404
- 443 TLS
- TLSv1.3
- 443 certificate
- TRAEFIK DEFAULT CERT
- 443 issuer
- CN=TRAEFIK DEFAULT CERT
- 443 browser-trusted
- No
- 443 seen
- 2026-07-28 to 2026-10-17
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