go
grdns-de.denic.de has one IP number , which also has a corresponding reverse pointer. gr, edu.gr, org.gr, gov.gr, com.gr and at least four other hosts use this as a nameserver. denic.de is a domain controlled by four nameservers. All of them are on different IP networks. Incoming mail for denic.de is handled by two mailservers at denic.de themselves. They are on the same IP network. denic.de has one IP number. grdns-de.denic.de is hosted on a server in Germany.

grdns-de.denic.de
a records
 
+ 81.91.161.80 81.91.160.0/20 AS8763 -
+ --- -

denic.de
a records
 
+ 81.91.170.12 81.91.170.0/24 AS8763  
+ ---  
ns-soa records
ns1.denic.de
+ 81.91.170.1 81.91.170.0/24 AS8763 -
+ --- -
ns records
ns1.denic.de
+ 81.91.170.1 81.91.170.0/24 AS8763 -
+ --- -
ns2.denic.de
+ 193.171.255.36 193.170.0.0/15 AS1853 -
ns3.denic.de
+ 87.233.175.19 87.233.128.0/18 AS15703 -
ns4.denic.net
+ 66.35.208.43 66.35.192.0/18 AS3561 dns13.denic.de
+ --- dns13.denic.de
mx records
mx2.denic.de
+ 81.91.161.38 81.91.160.0/20 AS8763  
+ ---  
mx1.denic.de
+ 81.91.161.37 81.91.160.0/20 AS8763 -
+ --- -
ip numbers of host
81.91.161.80
ptrs of ip numbers
grdns-de.denic.de
ip numbers using ptr to this host
81.91.161.80
domains using this as nameserver
com.gr
edu.gr
forth.gr
gov.gr
gr
hostmaster.gr
ics.forth.gr
net.gr
org.gr