go
ns.netinfo.bg has one IP number , which also has a corresponding reverse pointer. get.bg, bid.bg, dox.bg, tik.bg, hap.bg and at least 27 other hosts use this as a nameserver. root.ns.netinfo.bg are subdomains to this hostname. netinfo.bg is a domain controlled by two nameservers at netinfo.bg themselves. They are on different IP networks. Incoming mail for netinfo.bg is handled by one mailserver also at netinfo.bg. netinfo.bg has one IP number. ns.netinfo.bg is hosted on a server in Bulgaria.

ns.netinfo.bg
a records
 
+ 194.153.145.66 194.153.145.0/24 AS13147 -
+ --- -

netinfo.bg
a records
 
+ 212.73.129.165 212.73.128.0/23 AS34224  
+ ---  
ns-soa records
ns.netinfo.bg
+ 194.153.145.66 194.153.145.0/24 AS13147 -
+ --- -
ns records
ns.netinfo.bg
+ 194.153.145.66 194.153.145.0/24 AS13147 -
+ --- -
web4.netinfo.bg
+ 212.73.129.170 212.73.128.0/23 AS34224 -
mx records
smtp.netinfo.bg
+ 194.153.145.233 194.153.145.0/24 AS13147 -
+ --- -
ip numbers of host
194.153.145.66
ptrs of ip numbers
ns.netinfo.bg
ip numbers using ptr to this host
194.153.145.66
domains using this as nameserver
145.153.194.in-addr.arpa
4at.info
abv.bg
bid.bg
dox.bg
gbg.bg
get.bg
gyuvetch.bg
hap.bg
lift.bg
mshop.bg
netinfo.bg
netinfocompany.bg
originalgsm.com
paragon.bg
paragongr.com
pariteni.bg
popcornhour.bg
sinoptik.bg
sndchemicals.bg
sportni.bg
starshel.bg
storece.com
swoopo.bg
thetimetravel.com
tik.bg
tuk.bg
vesti.bg
vgames.bg
vivit.bg
vmusic.bg
zoom.bg
subdomains
root.ns.netinfo.bg
used as nameserver but missing in zone
hap.bg
lift.bg
mshop.bg
swoopo.bg