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usaans3.usaa.com has one IP number , which also has a corresponding reverse pointer. usaa.net, usaa.com, usaa.mobi, myusaa.com, email.usaa.com and at least 18 other hosts use this as a nameserver. usaa.com is a domain controlled by three nameservers at usaa.com themselves. All of them are on different IP networks. Incoming mail for usaa.com is handled by two mailservers also at usaa.com. They are on different IP networks. usaa.com has two IP numbers. They are on different IP networks. usaans3.usaa.com is hosted on a server in United States.

usaans3.usaa.com
a records
 
+ 167.24.120.79 167.24.120.0/24 AS7838 -
+ --- -

usaa.com
a records
 
+ 167.24.21.4 167.24.21.0/24 AS7838  
+ ---  
+ 167.24.111.4 167.24.111.0/24 AS7838  
ns-soa records
usaa.com
+ 167.24.21.4 167.24.21.0/24 AS7838  
+ ---  
+ 167.24.111.4 167.24.111.0/24 AS7838  
ns records
usaans1.usaa.com
+ 167.24.101.118 167.24.101.0/24 AS7838 -
+ --- -
usaans2.usaa.com
+ 167.24.27.100 167.24.27.0/24 AS7838 -
usaans3.usaa.com
+ 167.24.120.79 167.24.120.0/24 AS7838 -
mx records
prodmx1.usaa.com
+ 167.24.101.202 167.24.101.0/24 AS7838 -
+ --- -
prodmx2.usaa.com
+ 167.24.25.91 167.24.25.0/24 AS7838 -
ip numbers of host
167.24.120.79
ptrs of ip numbers
usaans3.usaa.com
ip numbers using ptr to this host
167.24.120.79
domains using this as nameserver
101.24.167.in-addr.arpa
111.24.167.in-addr.arpa
120.24.167.in-addr.arpa
21.24.167.in-addr.arpa
24.167.in-addr.arpa
25.24.167.in-addr.arpa
27.24.167.in-addr.arpa
drtest.usaa.com
email.usaa.com
myusaa.com
usaa.com
usaa.mobi
usaa.net
usaaedfoundation.com
usaaedfoundation.org
usaahealthinsurance.com
usaainsurancecompany.com
usaarealcoclient.com
usaarealcoecm.com
usaarealestatecompany.com
usaarealty.com
usaasatravel.com
usaatemporaryemployment.com
used as nameserver but missing in zone
24.167.in-addr.arpa
myusaa.com
usaamortgagerates.com