WWW.RTSAK.COM - 21.153.12.in-addr.arpa
Search for IP or hostnames:
21.153.12.in-addr.arpa checked at 2025-11-01T23:55:24.925Z 181ms 50/50/50 100% R:1421.153.12.in-addr.arpa
| NS | cbru.br.ns.els-gms.att.net | ||||||
| A | 2001:1890:1ff:9f0:68:94:156:132 🇺🇸 AS7018 | ||||||
| PTR | cbru.br.ns.els-gms.att.net | ||||||
| A | 68.94.156.132🇺🇸 AS7018 | ||||||
| PTR | cbru.br.ns.els-gms.att.net | ||||||
| NS | cmtu.mt.ns.els-gms.att.net | ||||||
| A | 2001:1890:1ff:9f1:99:99:99:132 🇺🇸 AS7018 | ||||||
| PTR | cmtu.mt.ns.els-gms.att.net | ||||||
| A | 99.99.99.132🇺🇸 AS7018 | ||||||
| PTR | cmtu.mt.ns.els-gms.att.net | ||||||
153.12.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 | ||||||
Up
18.21.153.12.in-addr.arpa |
28.21.153.12.in-addr.arpa |
19.21.153.12.in-addr.arpa |
26.21.153.12.in-addr.arpa |
Starts with same word
Starts similarily
AI analysis
21.153.12.in-addr.arpa has children 18.21.153.12.in-addr.arpa, 28.21.153.12.in-addr.arpa, 19.21.153.12.in-addr.arpa and 26.21.153.12.in-addr.arpa.
Two name servers cbru.br.ns.els-gms.att.net and cmtu.mt.ns.els-gms.att.net are delegated to 21.153.12.in-addr.arpa.
21.153.12.in-addr.arpa uses the same name server configuration as other domains, such as digindytunnel.com, mincron.com, swineford.com, 76.189.132.in-addr.arpa and 1.231.160.in-addr.arpa.
21.153.12.in-addr.arpa at least partially shares name servers with other domains such as singulair.com.pe, organon.jp, 47.184.209.in-addr.arpa, zocor.com.au and talbotsclothes.com.
These name servers are often used together with ns9.customer.level3.net, ns6.customer.level3.net, dbru.br.ns.els-gms.att.net, dmtu.mt.ns.els-gms.att.net, nsa.ups.com, nsb.ups.com, auth1.dns.cogentco.com, auth2.dns.cogentco.com, dnsmgr3.level3.net and ns19.customer.level3.net.
Host names with two IPs:
cbru.br.ns.els-gms.att.net points to 2001:1890:1ff:9f0:68:94:156:132 and 68.94.156.132.
cmtu.mt.ns.els-gms.att.net points to 2001:1890:1ff:9f1:99:99:99:132 and 99.99.99.132.