ROBTEX.COM - extadfs2.nsf.gov

Search for IP or hostnames:

extadfs2.nsf.gov checked at 2025-12-06T15:43:28.461Z 2898ms 34/34/34 100% R:10 allDone:true timedOut:false

`extadfs2.nsf.gov`

A	2620:10f:6002:221::145^{🇺🇸 NSF-HQ-AS}
		PTR	`extadfs2.nsf.gov`
		PTR	`oos.nsf.gov`
A	128.150.221.145^{🇺🇸 NSF-HQ-AS}
		PTR	`extadfs2.nsf.gov`
		PTR	`oos.nsf.gov`

`nsf.gov`

	NS	`ns1.nsf.gov`
	NS	`ns2.nsf.gov`
	MX	`alt1.us.etp.fireeyegov.com`
	MX	`alt2.us.etp.fireeyegov.com`
	MX	`alt3.us.etp.fireeyegov.com`
	MX	`primary.us.etp.fireeyegov.com`
	A	2620:10f:6002:221::244^{🇺🇸 NSF-HQ-AS}
	A	128.150.221.244^{🇺🇸 NSF-HQ-AS}

rank #1263 globally
rank #60 in the tld
This domain name "nsf.gov" belongs to the National Science Foundation, an independent agency of the United States government that provides funding for approximately a quarter of all federally supported basic research conducted by America's colleges and universities. The NSF also supports research in non-medical fields of science and engineering.

PTR for

145.221.150.128.in-addr.arpa

5.4.1.0.0.0.0.0.0.0.0.0.0.0.0.0.1.2.2.0.2.0.0.6.f.0.1.0.0.2.6.2.ip6.arpa

AI analysis

extadfs2.nsf.gov points to two IP numbers: 2620:10f:6002:221::145 and 128.150.221.145.

Other host names, for instance oos.nsf.gov, share IP numbers with extadfs2.nsf.gov.