230.203.192.in-addr.arpa

• Delegation
• Authoritative answer
• Related hostnames

Delegation

Authoritative answer

ANSWER for 230.203.192.in-addr.arpa.
230.203.192.in-addr.arpa.	14400	SOA	ns1.nasa.gov. dns.nasa.gov. ( 1873 7200 900 1209600 300 )
	14400	NS	ns2.nasa.gov.
	14400	NS	ns3.nasa.gov.
	14400	NS	ns1.nasa.gov.
ADDITIONAL for 230.203.192.in-addr.arpa.
ns1.nasa.gov.	600	A	198.116.4.189
	600	AAAA	2001:4d0:8300:401:0:0:0:189
ns2.nasa.gov.	600	A	198.116.4.185
	600	AAAA	2001:4d0:2300:401:0:0:0:185
ns3.nasa.gov.	600	A	198.116.4.181
	600	AAAA	2001:4d0:6300:401:0:0:0:181

Related hostnames

230.203.192.in-addr.arpa is a domain controlled by three domain name servers at nasa.gov having a total of six IP numbers. Some of them are on the same IP network.

Nasaimages.org, nasaexplore.org, nasaexplorer.net, nasaexplorers.org, nasaexplores.org and at least 200 other hosts share name servers with this domain. Km.gov, nasaexplores.net, jsc.nasa.gov, eos.nasa.gov, nsbf.nasa.gov and at least 87 other hosts share name servers under another name with this domain. 230.tel, 230.cz, 230.info, 230.co, 230.ac and at least 151 other hosts are similar domain names.

Also check www.in-addr.arpa and in-addr.arpa.

The name server ns1.nasa.gov

There are several hundred of domains that use the name server ns1.nasa.gov.

• Most of those use the three name servers ns1, ns2 and ns3.nasa.gov together, hereafter referred to as "name server group 1", (example: nais.nasa.gov, nsi.nasa.gov and 165.146.in-addr.arpa ).
• Nine of them use the six mail servers ndjsnpf01, ndjsnpf02, ndjsnpf03, ndmsnpf01, ndmsnpf02 and ndmsnpf03.ndc.nasa.gov together, hereafter referred to as "mail server group 1", (example: lerc.nasa.gov and ksc.nasa.gov ).
• Nine of them use the two mail servers hst-mailscan1 and hst-mailscan2.hst.nasa.gov together, hereafter referred to as "mail server group 2", (example: jwst.nasa.gov and hst.nasa.gov ).
• Four of them point only to the IP number 65.165.5.237.

The name server ns2.nasa.gov

There are several hundred of domains that use the name server ns2.nasa.gov.

• All of those use name server group 1 (example: 155.128.in-addr.arpa, 204.154.169.in-addr.arpa and soc.nasa.gov ).
• Twelve of them use only the mail server mail.nccs.nasa.gov (example: map.nasa.gov, nccs.nasa.gov and hec.nasa.gov ).
• Four of them point only to the IP number 169.154.151.135.
• Four of them point to the three IP numbers 198.122.199.2, 198.122.199.3 and 198.122.199.198 together (example: nsstc.nasa.gov ).

The name server ns3.nasa.gov

There are several hundred of domains that use the name server ns3.nasa.gov.

• Most of those use name server group 1 (example: 206.163.in-addr.arpa, 214.52.192.in-addr.arpa and 118.134.in-addr.arpa ).
• Eight of them use the two mail servers quebec.beoc.ecs.nasa.gov and toronto.eoc.ecs.nasa.gov together, hereafter referred to as "mail server group 3", (example: beoc.ecs.nasa.gov and eoc.ecs.nasa.gov ).
• Eight of them use mail server group 1 (example: mail.nasa.gov and larc.nasa.gov ).
• Eight of them use only the mail server x500msfc.msfc.nasa.gov (example: 3.112.192.in-addr.arpa ).

The three name servers ns1, ns2 and ns3.nasa.gov together

There are several hundred of domains that use name server group 1.

• Twelve of those use only the mail server mail.nccs.nasa.gov.
• Nine of them use mail server group 2.
• Eight of them use only the mail server x500msfc.msfc.nasa.gov.
• Eight of them use mail server group 3.

The eight name servers ns1.nasa.gov, ns2.nasa.gov, ns3.nasa.gov, nsa2.nasa.gov, nsa3.nasa.gov, nsa4.…

There are four domains that use the eight name servers ns1.nasa.gov, ns2.nasa.gov, ns3.nasa.gov, nsa2.nasa.gov, nsa3.nasa.gov, nsa4.nasa.gov, nsa1-ha1.ndc.nasa.gov and nsa1-ha2.ndc.nasa.gov together.

• All of those point only to the IP number 198.119.22.14.
• All of them use only the mail server dolmen.eos.nasa.gov.

The IP number 198.116.4.189

All of the one host names that point to the IP number 198.116.4.189 point to the two IP numbers 2001:4d0:8300:401::189 and 198.116.4.189 together (example: ns1.nasa.gov ).

The IP number 198.116.4.185

All of the one host names that point to the IP number 198.116.4.185 point to the two IP numbers 2001:4d0:2300:401::185 and 198.116.4.185 together (example: ns2.nasa.gov ).

The IP number 198.116.4.181

All of the one host names that point to the IP number 198.116.4.181 point to the two IP numbers 2001:4d0:6300:401::181 and 198.116.4.181 together (example: ns3.nasa.gov ).