DNSWHOIS.INFO - 21.136.64.in-addr.arpa
Search for IP or hostnames:
21.136.64.in-addr.arpa checked at 2025-10-31T08:43:31.635Z 1804ms 39/39/39 100% R:1521.136.64.in-addr.arpa
| NS | authns1.untd.com | ||||||
| A | 64.136.52.115🇺🇸 UNSPECIFIED | ||||||
| PTR | authns1.untd.com | ||||||
| NS | authns2.untd.com | ||||||
| A | 64.136.44.115🇺🇸 UNSPECIFIED | ||||||
| PTR | authns2.untd.com | ||||||
| NS | authns3.untd.com | ||||||
| A | 162.219.154.107🇺🇸 AS19107 | ||||||
136.64.in-addr.arpa
Starts with same word
Starts similarily
AI analysis
 The delegation for 21.136.64.in-addr.arpa is handled by three name servers: authns1.untd.com, authns2.untd.com and authns3.untd.com. 
21.136.64.in-addr.arpa at least partially shares name servers with other domains, for instance conf.untd.com, corp.netzero.net, netzerodsl.com, vgs.netzero.net and lax.qa.netzero.net.
Host names with one IP number:
authns1.untd.com points to 64.136.52.115.
authns2.untd.com points to 64.136.44.115.
authns3.untd.com points to 162.219.154.107.
dbq