DNSWHOIS.INFO - 21.1.89.in-addr.arpa
Search for IP or hostnames:
21.1.89.in-addr.arpa checked at 2025-10-18T03:01:11.663Z 225ms 50/50/50 100% R:1421.1.89.in-addr.arpa
| NS | ns1.netcologne.de | ||||||
| A | 2001:4dd0:100:1020:53:1:0:1 🇩🇪 NetCologne | ||||||
| PTR | ns1.netcologne.de | ||||||
| A | 194.8.194.70🇩🇪 NetCologne | ||||||
| PTR | ns1.netcologne.de | ||||||
| NS | ns3.netcologne.de | ||||||
| A | 2001:4dd0:100:4220:53:1:0:3 🇩🇪 NetCologne | ||||||
| PTR | ns3.netcologne.de | ||||||
| A | 194.8.197.10🇩🇪 NetCologne | ||||||
| PTR | ns3.netcologne.de | ||||||
1.89.in-addr.arpa
Up
66.21.1.89.in-addr.arpa |
235.21.1.89.in-addr.arpa |
26.21.1.89.in-addr.arpa |
53.21.1.89.in-addr.arpa |
10.21.1.89.in-addr.arpa |
122.21.1.89.in-addr.arpa |
Starts with same word
Starts similarily
AI analysis
21.1.89.in-addr.arpa is a parent of 66.21.1.89.in-addr.arpa, 235.21.1.89.in-addr.arpa, 26.21.1.89.in-addr.arpa, 53.21.1.89.in-addr.arpa, 10.21.1.89.in-addr.arpa and a few other host names.
21.1.89.in-addr.arpa's delegation uses two name servers, ns1.netcologne.de and ns3.netcologne.de.
21.1.89.in-addr.arpa shares the same name server setup as other domains, for example 32.197.85.in-addr.arpa, 148.173.81.in-addr.arpa, 238.44.84.in-addr.arpa, 80.0.89.in-addr.arpa and 72.79.87.in-addr.arpa.
21.1.89.in-addr.arpa at least partially shares name servers with other domains, including 216.173.81.in-addr.arpa, 8.1.89.in-addr.arpa, netcologne.de, 198.8.194.in-addr.arpa and itb-germany.com.
These name servers are commonly used with ns2.netcologne.de, noc.rrz.uni-koeln.de, pns.dtag.de, dns.techfak.net, dns3.netcologne.de, dns4.netcologne.de, dns5.netcologne.de and dns-ext.netcologne.de.
Host names with two IPs:
ns1.netcologne.de points to: 2001:4dd0:100:1020:53:1:0:1 and 194.8.194.70
ns3.netcologne.de points to: 2001:4dd0:100:4220:53:1:0:3 and 194.8.197.10