DNSWHOIS.INFO - 171.63.in-addr.arpa
Search for IP or hostnames:
171.63.in-addr.arpa checked at 2025-10-22T10:08:57.105Z 77ms 50/50/50 100% R:12171.63.in-addr.arpa
| NS | auth1.dns.cogentco.com | ||||||
| A | 2001:550:1:a::d 🇺🇸 COGENT | ||||||
| PTR | auth1.dns.cogentco.com | ||||||
| A | 66.28.0.14🇺🇸 COGENT | ||||||
| PTR | auth1.dns.cogentco.com | ||||||
| NS | auth2.dns.cogentco.com | ||||||
| A | 2001:550:1:b::d 🇺🇸 COGENT | ||||||
| PTR | auth2.dns.cogentco.com | ||||||
| A | 66.28.0.30🇺🇸 COGENT | ||||||
| PTR | auth2.dns.cogentco.com | ||||||
63.in-addr.arpa
| NS | r.arin.net | ||||||
| NS | u.arin.net | ||||||
| NS | x.arin.net | ||||||
| NS | y.arin.net | ||||||
| NS | z.arin.net | ||||||
| NS | arin.authdns.ripe.net | ||||||
Up
0.171.63.in-addr.arpa |
Starts with same word
171.dk |
171.com.tw |
171.in-addr.arpa |
171.be |
171.in |
171.com |
171.at |
171.de |
171.nl |
171.ltd |
171.es |
171.ch |
171.run |
171.co |
171.fr |
171.uk |
171.tv |
171.cn |
171.biz |
171.ru |
171.eu |
171.cl |
171.ae |
171.ca |
171.ddns.net |
171.guru |
171.us |
Starts similarily
AI analysis
171.63.in-addr.arpa is the parent of 0.171.63.in-addr.arpa.
171.63.in-addr.arpa is delegated to two name servers: auth1.dns.cogentco.com and auth2.dns.cogentco.com.
171.63.in-addr.arpa uses the same name server setup as other domains such as 1.102.38.in-addr.arpa, 195.138.192.in-addr.arpa, 84.7.204.in-addr.arpa, artadv.com and 178.88.38.in-addr.arpa.
171.63.in-addr.arpa shares name servers with other domains at least partially, for example 72.108.192.in-addr.arpa, ups.nz, canadahealthinfoway.com, upsstore.cl and learn.schneider.com.
These name servers are commonly used alongside cbru.br.ns.els-gms.att.net, cmtu.mt.ns.els-gms.att.net, nsa.ups.com, nsb.ups.com, ns1.vodafone-ip.de and ns2.vodafone-ip.de.
Host names with two IP numbers:
auth1.dns.cogentco.com points to 2001:550:1:a::d and 66.28.0.14; auth2.dns.cogentco.com points to 2001:550:1:b::d and 66.28.0.30.