IPLIST.NET - 221.4.in-addr.arpa
Search for IP or hostnames:
221.4.in-addr.arpa checked at 2025-10-31T21:11:43.758Z 725ms 64/64/64 100% R:7221.4.in-addr.arpa
| NS | ns1-03.azure-dns.com | ||||||
| A | 2603:1061:0:700::3 🇺🇸 Microsoft | ||||||
| PTR | ns1-03.azure-dns.com | ||||||
| A | 13.107.236.3🇺🇸 Microsoft | ||||||
| PTR | ns1-03.azure-dns.com | ||||||
| NS | ns4-03.azure-dns.info | ||||||
| A | 2620:1ec:bda:700::3 🇺🇸 Microsoft | ||||||
| PTR | ns4-03.azure-dns.info | ||||||
| A | 208.84.5.3🇺🇸 Microsoft | ||||||
| PTR | ns4-03.azure-dns.info | ||||||
| NS | ns2-03.azure-dns.net | ||||||
| A | 2620:1ec:8ec:700::3 🇺🇸 Microsoft | ||||||
| PTR | ns2-03.azure-dns.net | ||||||
| A | 150.171.21.3🇺🇸 Microsoft | ||||||
| PTR | ns2-03.azure-dns.net | ||||||
| NS | ns3-03.azure-dns.org | ||||||
| A | 2a01:111:4000:700::3 🇬🇧 Microsoft | ||||||
| PTR | ns3-03.azure-dns.org | ||||||
| A | 204.14.183.3🇺🇸 Microsoft | ||||||
| PTR | ns3-03.azure-dns.org | ||||||
4.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
| 140.221.4.in-addr.arpa | 
Starts with same word
| 221.life | 
| 221.com.ua | 
| 221.us | 
| 221.one | 
| 221.net | 
| 221.es | 
| 221.co | 
| 221.bz | 
| 221.de | 
| 221.in-addr.arpa | 
| 221.tel | 
| 221.ca | 
| 221.com | 
| 221.ru | 
| 221.la | 
| 221.org | 
| 221.co.uk | 
| 221.money | 
| 221.cz | 
| 221.cn | 
Starts similarily
AI analysis
221.4.in-addr.arpa is the parent of 140.221.4.in-addr.arpa.
221.4.in-addr.arpa is delegated to four name servers: ns1-03.azure-dns.com, ns4-03.azure-dns.info, ns2-03.azure-dns.net and ns3-03.azure-dns.org.
221.4.in-addr.arpa at least partially shares name servers with other domains, including magazinecloner.com, teamorangelakeonline.net, iowarealtybuilders.com, seiitra.cloud and rorve.com.
Hosts with two IP numbers:
Host ns1-03.azure-dns.com points to 2603:1061:0:700::3 and 13.107.236.3
Host ns4-03.azure-dns.info points to 2620:1ec:bda:700::3 and 208.84.5.3
Host ns2-03.azure-dns.net points to 2620:1ec:8ec:700::3 and 150.171.21.3
Host ns3-03.azure-dns.org points to 2a01:111:4000:700::3 and 204.14.183.3