DNSWHOIS.INFO - 51.21.89.in-addr.arpa
Search for IP or hostnames:
51.21.89.in-addr.arpa checked at 2025-10-22T07:52:44.714Z 229ms 57/57/57 100% R:1551.21.89.in-addr.arpa
| NS | dns.blatzheim.com | ||||||
| A | 2a02:b30:101:100::2 🇩🇪 bn:t Blatzheim Networks Telecom | ||||||
| PTR | blatz001.blatzheim.com | ||||||
| A | 217.76.96.35🇩🇪 bn:t Blatzheim Networks Telecom | ||||||
| PTR | blatz001.blatzheim.com | ||||||
| NS | dns2.bn-online.net | ||||||
| A | 2a02:b30:301:100::35 🇩🇪 bn:t Blatzheim Networks Telecom | ||||||
| PTR | dns2.bn-online.net | ||||||
| A | 217.76.99.35🇩🇪 bn:t Blatzheim Networks Telecom | ||||||
| PTR | dns2.bn-online.net | ||||||
| NS | dns.bn-online.net | ||||||
| A | 2a02:b30:201:100::35 🇩🇪 bn:t Blatzheim Networks Telecom | ||||||
| PTR | dns.bn-online.net | ||||||
| A | 217.76.97.35🇩🇪 bn:t Blatzheim Networks Telecom | ||||||
| PTR | dns.bn-online.net | ||||||
21.89.in-addr.arpa
Up
83.51.21.89.in-addr.arpa |
202.51.21.89.in-addr.arpa |
250.51.21.89.in-addr.arpa |
82.51.21.89.in-addr.arpa |
109.51.21.89.in-addr.arpa |
Starts with same word
Starts similarily
AI analysis
51.21.89.in-addr.arpa is a parent of 83.51.21.89.in-addr.arpa, 202.51.21.89.in-addr.arpa, 250.51.21.89.in-addr.arpa, 82.51.21.89.in-addr.arpa and 109.51.21.89.in-addr.arpa.
51.21.89.in-addr.arpa is delegated to three name servers dns.blatzheim.com, dns2.bn-online.net and dns.bn-online.net.
51.21.89.in-addr.arpa at least partially shares name servers with other domains, for instance ble-medienservice.de, bmelv.de, was-wir-essen.de, lips-fdp.de and bundesprogramm.de.
These name servers are commonly used with ns1.bn-online.net, ns2.bn-online.net and ns3.bn-online.net.
Host names with two IP numbers:
dns.blatzheim.com points to: 2a02:b30:101:100::2 and 217.76.96.35.
dns2.bn-online.net points to: 2a02:b30:301:100::35 and 217.76.99.35.
dns.bn-online.net points to: 2a02:b30:201:100::35 and 217.76.97.35.