go
dns1.vietinbank.vn has one IP number , which also has a corresponding reverse pointer. dns1.icb.com.vn point to the same IP. ib-vn.com, icb.com.vn, vietinbank.vn, vietinbank.com, viettinbank.com and at least six other hosts use this as a nameserver. vietinbank.vn is delegated to three nameservers, however three extra nameservers are listed in the zone. All nameservers are at dns2. Some of them are on the same IP network. Incoming mail for vietinbank.vn is handled by one mailserver at vietinbank.vn themselves. vietinbank.vn has one IP number. dns1.vietinbank.vn is hosted on a server in Vietnam.

dns1.vietinbank.vn
a records
 
+ 203.189.28.16 203.189.28.0/23 AS38730 -
+ --- -

vietinbank.vn
a records
 
+ 203.189.28.24 203.189.28.0/23 AS38730  
+ ---  
ns-soa records
dns1.vietinbank.vn
+ 203.189.28.16 203.189.28.0/23 AS38730 -
+ --- -
ns records
dns1.vietinbank.vn
+ 203.189.28.16 203.189.28.0/23 AS38730 -
+ --- -
dns2.vietinbank.vn
+ 203.189.29.16 203.189.28.0/23 AS38730 -
dns3.vietinbank.vn
+ 203.189.28.17 203.189.28.0/23 AS38730 -
dns4.vietinbank.vn
+ 203.162.12.146 203.162.12.0/22 AS7643 dns2.icb.com.vn
+ --- dns2.icb.com.vn
dns5.vietinbank.vn
+ 203.162.12.147 203.162.12.0/22 AS7643 dns1.icb.com.vn
+ --- dns1.icb.com.vn
dns2
+   AS?  
+ ---  
mx records
smtp.vietinbank.vn
+ 203.189.28.57 203.189.28.0/23 AS38730 -
+ --- -
ip numbers of host
203.189.28.16
ptrs of ip numbers
dns1.vietinbank.vn
ip numbers using ptr to this host
203.189.28.16
hostnames sharing ip with a-records
dns1.icb.com.vn
domains using this as nameserver
28.189.203.in-addr.arpa
ib-vn.com
icb.com.vn
vie-tin-bank.com
viet-in-bank.com
viet-tin-bank.com
vietinbank.com
vietinbank.com.vn
vietinbank.vn
viettin-bank.com
viettinbank.com
domains using this as nameserver under another name
vie-tin-bank.com
viet-in-bank.com
viet-tin-bank.com.vn
vietinbank.com
vietinbank.com.vn
viettin-bank.com
viettinbank.com
viettinbank.com.vn
viettinbank.vn
nameservers missing in parent delegation
dns2
dns4.vietinbank.vn
dns5.vietinbank.vn
used as nameserver but missing in zone
vie-tin-bank.com
viet-in-bank.com
vietinbank.com
vietinbank.com.vn
viettin-bank.com
viettinbank.com