WWW.RTSAK.COM - mail.topco.dk
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mail.topco.dk checked at 2025-11-01T16:50:41.024Z 156ms 54/54/54 100% R:16mail.topco.dk
| MX | localhost | ||||||
| A | ::1 | ||||||
| PTR | localhost | ||||||
| A | 127.0.0.1 | ||||||
| PTR | localhost | ||||||
| PTR | undefined.hostname.localhost | ||||||
| A | 127.0.0.1 | ||||||
| PTR | localhost | ||||||
| A | ::1 | ||||||
| PTR | localhost | ||||||
| A | 127.0.0.1 | ||||||
| PTR | localhost | ||||||
topco.dk
| MX | localhost | ||||||
| PTR | undefined.hostname.localhost | ||||||
| A | ::1 | ||||||
| A | 127.0.0.1 | ||||||
Starts with same word
Starts similarily
AI analysis
mail.topco.dk resolves to two IP numbers: ::1 and 127.0.0.1.
Other host names, for instance mars.tp.edu.tw, www.zap-srv.com, mclauncher.sinaapp.com, 204.152.217.185.static.quadranet.com and www.tannisfan.nl.nu share IP numbers with mail.topco.dk.
mail.topco.dk is handled by a single mail server, localhost.
mail.topco.dk has the same mail server setup as other domains, including dnu.se, mail.cnhl.nl, www.dating.bz, prtg.nl and auto-ahinone.blogspot.com.ua.
Host localhost resolves to two IPs: ::1 and 127.0.0.1.
undefined.hostname.localhost points to a single IP: 127.0.0.1.
dbq