CF1763707446831-tsm20251116095642

DNSWHOIS.INFO - mail.c21.to

Search for IP or hostnames:

mail.c21.to checked at 2025-11-21T06:44:06.564Z 3673ms 31/31/31 100% R:8 allDone:true timedOut:false

mail.c21.to

A61.206.121.85🇯🇵 InfoSphere
PTRserver2.c21.to

c21.to

MXmail.c21.to
NSns1.c21.to
NSns2.c21.to
A61.206.121.85🇯🇵 InfoSphere
A117.102.216.133🇯🇵 InfoSphere

MX for

Starts with same word

Starts similarily

AI analysis

mail.c21.to is the mail server for c21.to.

mail.c21.to resolves to one IP number: 61.206.121.85.

other host names including nagashimakougei.com, www.c21.to, server2.c21.to, c21.to and mail.0021.to share IP numbers with mail.c21.to.

Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
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