go
dns1.equifax.es has one IP number , which also has a corresponding reverse pointer. dicodi.es use this as a nameserver. equifax.es is a domain controlled by two nameservers at equifax.es themselves. They are on different IP networks. Incoming mail for equifax.es is handled by one mailserver at equifax.com. equifax.es has one IP number. dns1.equifax.es is hosted on a server in Spain.

dns1.equifax.es
a records
 
+ 195.75.250.38 195.75.0.0/16 AS2686 -
+ --- -

equifax.es
a records
 
+ 195.212.206.51 195.212.206.0/24 AS2686  
+ ---  
ns-soa records
dns.equifax.es
+ 195.212.206.49 195.212.206.0/24 AS2686 -
+ --- -
ns records
dns.equifax.es
+ 195.212.206.49 195.212.206.0/24 AS2686 -
+ --- -
dns2.equifax.es
+ 195.75.250.40 195.75.0.0/16 AS2686  
+ ---  
mx records
smtp.equifax.com
+ 216.46.96.105 216.46.96.0/19 AS11409 -
+ --- -
ip numbers of host
195.75.250.38
ptrs of ip numbers
dns1.equifax.es
ip numbers using ptr to this host
195.75.250.38
domains using this as nameserver
dicodi.es