ns.cznic.org


domain

Summary

e.ns.cznic.org, f.ns.cznic.org, d.ns.cznic.org, b.ns.cznic.org, c.ns.cznic.org and at least one other host are subdomains to this hostname. cznic.org is delegated to two nameservers, however one delegated nameserver is missing in the zone and two other nameservers are listed. Two nameservers have the same IP number. All of them are on the same IP network. Incoming mail for cznic.org is handled by two mailservers on different IP networks.


DNS Records

baserecordnameipreverserouteas
cznic.orgns-soa a.ns.cznic.org217.31.205.180
Czech Republic
a.ns.nic.cz217.31.192.0/20
CZNIC - NET
AS25192
CZNIC-AS CZ.NIC, z.s.p.o.
ns a.ns.nic.cz (only in delegation)217.31.205.180
Czech Republic
b.ns.nic.cz217.31.205.188
Czech Republic
c.ns.cznic.org (only in zone)195.66.241.202
United Kingdom
c.ns.nic.cz195.66.224.0/19
UK-LINX-1
AS5459
LINX-AS London Internet Exchange Ltd. London interconnection point London, UK.
a.ns.cznic.org (only in zone)217.31.205.180
Czech Republic
a.ns.nic.cz217.31.192.0/20
CZNIC - NET
AS25192
CZNIC-AS CZ.NIC, z.s.p.o.
mx 10mail.cznic.org217.31.204.67
Czech Republic
mh.nic.cz
mail.nic.cz
mail4.nic.cz
20mx.nic.cz217.31.58.56
Czech Republic
cznic.cust.ignum.cz217.31.48.0/20
Network of Ignum s.r.o. Czech Republic http://www.ignum.cz/
AS29134
IGNUM-AS Ignum s.r.o. Czech Republic http://www.ignum.cz/
org   cz   nic.cz   ns.nic.cz   ns.cznic.org   cust.ignum.cz   ignum.cz  

graph

dot

shared

nameservers missing in parent delegation

a.ns.cznic.org
c.ns.cznic.org

nameservers missing in zone

a.ns.nic.cz


subdomains
 nameservers missing in parent delegation
a.ns.cznic.orgXX 
c.ns.cznic.orgXX 

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