DNSWHOIS.INFO - 221.148.216.in-addr.arpa
Search for IP or hostnames:
221.148.216.in-addr.arpa checked at 2025-10-07T12:35:42.186Z 49ms 47/47/47 100% R:4221.148.216.in-addr.arpa
| NS | ns-east.cerf.net | ||||||
| A | 2001:1890:1ff:9f1:99:99:99:136 🇺🇸 AT&T US - 7018 | ||||||
| PTR | ns-east.cerf.net | ||||||
| A | 99.99.99.136🇺🇸 AT&T US - 7018 | ||||||
| PTR | ns-east.cerf.net | ||||||
| NS | ns-west.cerf.net | ||||||
| A | 2001:1890:1ff:9f0:68:94:156:136 🇺🇸 AT&T US - 7018 | ||||||
| PTR | ns-west.cerf.net | ||||||
| A | 68.94.156.136🇺🇸 AT&T US - 7018 | ||||||
| PTR | ns-west.cerf.net | ||||||
148.216.in-addr.arpa
| NS | cbru.br.ns.els-gms.att.net | ||||||
| NS | dbru.br.ns.els-gms.att.net | ||||||
| NS | cmtu.mt.ns.els-gms.att.net | ||||||
| NS | dmtu.mt.ns.els-gms.att.net | ||||||
Starts with same word
221.cz |
221.cn |
221.it |
221.life |
221.com.ua |
221.us |
221.one |
221.net |
221.es |
221.co |
221.de |
221.in-addr.arpa |
221.tel |
221.ca |
221.com |
221.ru |
221.la |
221.org |
221.co.uk |
221.money |
Starts similarily
AI analysis
221.148.216.in-addr.arpa is delegated to two name servers ns-east.cerf.net and ns-west.cerf.net.
221.148.216.in-addr.arpa shares the same name server setup as other domains, for instance por-bb1.cerf.net, huber.com, 3.241.63.in-addr.arpa, 237.19.206.in-addr.arpa and 131.24.134.in-addr.arpa.
221.148.216.in-addr.arpa at least partially shares name servers with other domains, for instance 23.108.199.in-addr.arpa, uptodateinc.com, san-dc.cerf.net, logout.com and uptodateonline.com.
these name servers are often used together with cbru.br.ns.els-gms.att.net, cmtu.mt.ns.els-gms.att.net, ns1.sbcidc.com and ns2.sbcidc.com.
Host names with two IP numbers:
The host name ns-east.cerf.net points to 2001:1890:1ff:9f1:99:99:99:136 and 99.99.99.136; the host name ns-west.cerf.net points to 2001:1890:1ff:9f0:68:94:156:136 and 68.94.156.136.