DNSWHOIS.INFO - 164.21.4.in-addr.arpa
Search for IP or hostnames:
164.21.4.in-addr.arpa checked at 2025-10-17T10:24:53.189Z 142ms 45/45/45 100% R:13164.21.4.in-addr.arpa
| NS | dnsauth1.sys.gtei.net | ||||||
| A | 4.2.49.2🇺🇸 Lumen AS3356 | ||||||
| PTR | dnsauth1.level3.net | ||||||
| NS | dnsauth2.sys.gtei.net | ||||||
| A | 4.2.49.3🇺🇸 Lumen AS3356 | ||||||
| PTR | dnsauth2.level3.net | ||||||
| NS | dnsauth3.sys.gtei.net | ||||||
| A | 4.2.49.4🇺🇸 Lumen AS3356 | ||||||
| PTR | dnsauth3.level3.net | ||||||
21.4.in-addr.arpa
| NS | dnsauth1.sys.gtei.net | ||||||
| NS | dnsauth2.sys.gtei.net | ||||||
| NS | dnsauth3.sys.gtei.net | ||||||
Up
Starts with same word
164.cz |
164.jp |
164.in |
164.biz |
164.co.uk |
164.com |
164.se |
164.de |
164.in-addr.arpa |
164.net |
164.pl |
164.tv |
164.us |
164.org |
164.ch |
164.su |
164.co |
164.digital |
164.eu |
164.fr |
164.ru |
164.cc |
164.cn |
164.io |
164.ph |
164.at |
164.nl |
164.info |
164.ca |
Starts similarily
AI analysis
164.21.4.in-addr.arpa has 61.164.21.4.in-addr.arpa, 6.164.21.4.in-addr.arpa and 60.164.21.4.in-addr.arpa as children.
164.21.4.in-addr.arpa is delegated to three name servers: dnsauth1.sys.gtei.net, dnsauth2.sys.gtei.net and dnsauth3.sys.gtei.net.
164.21.4.in-addr.arpa at least partially shares name servers with other domains, for example 35.84.209.in-addr.arpa, nmilink.com, 16.40.4.in-addr.arpa, 124.47.4.in-addr.arpa and 191.233.192.in-addr.arpa.
These name servers are often used together with hyperion.haystack.edu and planck.haystack.edu.
Host names with a single IP address:
dnsauth1.sys.gtei.net resolves to 4.2.49.2.
dnsauth2.sys.gtei.net resolves to 4.2.49.3.
dnsauth3.sys.gtei.net resolves to 4.2.49.4.
dbq