IPLIST.NET - c21.to
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c21.to checked at 2025-09-27T15:13:22.174Z 1009ms 62/62/62 100% R:22c21.to
| MX | mail.c21.to | ||||||
| A | 61.206.121.85🇯🇵 NTT PC Communications (InfoSphere) | ||||||
| PTR | server2.c21.to | ||||||
| NS | ns1.c21.to | ||||||
| A | 117.102.216.132🇯🇵 NTT PC Communications (InfoSphere) | ||||||
| PTR | server.c21.to | ||||||
| NS | ns2.c21.to | ||||||
| A | 61.206.121.85🇯🇵 NTT PC Communications (InfoSphere) | ||||||
| PTR | server2.c21.to | ||||||
| A | 117.102.216.132🇯🇵 NTT PC Communications (InfoSphere) | ||||||
| PTR | server.c21.to | ||||||
| A | 117.102.216.133🇯🇵 NTT PC Communications (InfoSphere) | ||||||
| PTR | image.c21.to | ||||||
to
| NS | ns01.trs-dns.com | ||||||
| NS | ns10.trs-dns.info | ||||||
| NS | ns01.trs-dns.net | ||||||
| NS | ns10.trs-dns.org | ||||||
Up
server08.c21.to |
image.c21.to |
www.c21.to |
server07.c21.to |
mail.c21.to |
server2.c21.to |
ns1.c21.to |
server.c21.to |
ns2.c21.to |
Starts with same word
Starts similarily
AI analysis
c21.to has children including server08.c21.to, image.c21.to, www.c21.to, server07.c21.to, mail.c21.to and a few other host names.
c21.to points to two IP numbers: 117.102.216.132 and 117.102.216.133.
Other host names such as ns1.c21.to, c21-fh.co.jp, server.c21.to, geonetwork.jp and mail.0021.to share IP numbers with c21.to.
c21.to is delegated to two name servers: ns1.c21.to and ns2.c21.to.
Hostnames with a single IP
ns1.c21.to resolves to: 117.102.216.132.
ns2.c21.to resolves to: 61.206.121.85.
The mail server for c21.to is mail.c21.to.
Host mail.c21.to points to IP 61.206.121.85.
dbq