DNSWHOIS.INFO - 163.51.154.in-addr.arpa
Search for IP or hostnames:
163.51.154.in-addr.arpa checked at 2025-10-17T22:02:30.762Z 331ms 50/50/50 100% R:12163.51.154.in-addr.arpa
| NS | auth1.dns.cogentco.com | ||||||
| A | 2001:550:1:a::d 🇺🇸 Cogent Communications, Inc. | ||||||
| PTR | auth1.dns.cogentco.com | ||||||
| A | 66.28.0.14🇺🇸 Cogent Communications, Inc. | ||||||
| PTR | auth1.dns.cogentco.com | ||||||
| NS | auth2.dns.cogentco.com | ||||||
| A | 2001:550:1:b::d 🇺🇸 Cogent Communications, Inc. | ||||||
| PTR | auth2.dns.cogentco.com | ||||||
| A | 66.28.0.30🇺🇸 Cogent Communications, Inc. | ||||||
| PTR | auth2.dns.cogentco.com | ||||||
51.154.in-addr.arpa
| NS | auth1.dns.cogentco.com | ||||||
| NS | auth2.dns.cogentco.com | ||||||
Up
Starts with same word
Starts similarily
AI analysis
163.51.154.in-addr.arpa is a parent of 254.163.51.154.in-addr.arpa and 217.163.51.154.in-addr.arpa.
Two name servers auth1.dns.cogentco.com and auth2.dns.cogentco.com handle delegation for 163.51.154.in-addr.arpa.
163.51.154.in-addr.arpa uses the same name server setup as other domains, for example clsbrief.com, 245.102.38.in-addr.arpa, 151.124.38.in-addr.arpa, 204.132.38.in-addr.arpa and 56.154.in-addr.arpa.
163.51.154.in-addr.arpa partially shares name servers with other domains; examples include upsexpress.net, ups.com.mx, apps.prr2-ocp.ups.com, upsconsulting.biz and 22.132.66.in-addr.arpa.
These name servers commonly accompany nsa.ups.com, nsb.ups.com, cbru.br.ns.els-gms.att.net and cmtu.mt.ns.els-gms.att.net.
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