MXLIST.NET - 21.42.4.in-addr.arpa
Search for IP or hostnames:
21.42.4.in-addr.arpa checked at 2025-10-30T04:10:21.765Z 310ms 42/42/42 100% R:821.42.4.in-addr.arpa
| NS | dnsauth1.sys.gtei.net | ||||||
| A | 4.2.49.2🇺🇸 LEVEL3 | ||||||
| PTR | dnsauth1.level3.net | ||||||
| NS | dnsauth2.sys.gtei.net | ||||||
| A | 4.2.49.3🇺🇸 LEVEL3 | ||||||
| PTR | dnsauth2.level3.net | ||||||
| NS | dnsauth3.sys.gtei.net | ||||||
| A | 4.2.49.4🇺🇸 LEVEL3 | ||||||
| PTR | dnsauth3.level3.net | ||||||
42.4.in-addr.arpa
| NS | dnsauth1.sys.gtei.net | ||||||
| NS | dnsauth2.sys.gtei.net | ||||||
| NS | dnsauth3.sys.gtei.net | ||||||
Starts with same word
Starts similarily
AI analysis
21.42.4.in-addr.arpa delegates to three name servers: dnsauth1.sys.gtei.net, dnsauth2.sys.gtei.net and dnsauth3.sys.gtei.net.
21.42.4.in-addr.arpa shares some name servers with other domains, for example 5.8.in-addr.arpa, 106.33.4.in-addr.arpa, 69.4.in-addr.arpa, 106.4.in-addr.arpa and 195.36.4.in-addr.arpa.
These name servers are commonly used together with cambridge.merl.com and ns1.merl.com.
Host names with a single IP: dnsauth1.sys.gtei.net points to 4.2.49.2; dnsauth2.sys.gtei.net points to 4.2.49.3; dnsauth3.sys.gtei.net points to 4.2.49.4.
dbq