o.cz

• Delegation
• Authoritative answer
• Related hostnames

Delegation

Authoritative answer

ANSWER for o.cz.
o.cz.	1800	SOA	s1.o.cz. hostmaster.o.cz. ( 2013040702 10800 3600 691200 129600 )
	1800	TXT	"v=spf1 ip4:194.165.47.0/24 mx ~all"
	1800	MX	50 vs.o.cz.
	1800	A	194.165.47.100
	1800	NS	s1.o.cz.
	1800	NS	s2.o.cz.
ADDITIONAL for o.cz.
vs.o.cz.	1800	A	194.165.47.68
s1.o.cz.	1800	A	194.165.47.20
s2.o.cz.	1800	A	195.250.144.105

Related hostnames

Os.o.cz point to the same IP. Janhus.net, orsag.cz and tom.cz share both name servers and mail servers with this domain. Jimaz.cz, orsag.net and 47.165.194.in-addr.arpa share name servers with this domain. Pc9.o.cz, pc39.o.cz, pc52.o.cz, pc36.o.cz, pc31.o.cz and at least 76 other hosts are hosts under this domain. O.kg, o.org, o.tl, o.ms, o.af and at least 105 other hosts are similar domain names.

Also check www.o.cz.

The name server s2.o.cz

There are six domains that use the name server s2.o.cz.

• All of those use the two name servers s1 and s2.o.cz together, hereafter referred to as "name server group 1".
• Four of them use only the mail server vs.o.cz.
• One of them use only the mail server s1.o.cz.

The name server s1.o.cz

There are seven domains that use the name server s1.o.cz.

• Six of those use name server group 1.
• Four of them use only the mail server vs.o.cz.
• One of them use the three mail servers smtpll.dialtelecom.cz, cml.jimaz.cz and smtpll2.vol.cz together, hereafter referred to as "mail server group 1".

The two name servers s1 and s2.o.cz together

There are six domains that use name server group 1.

• Four of those use only the mail server vs.o.cz. Worth noting is that all of the domains that only use the mail server vs.o.cz use name server group 1.
• One of them point only to the IP number 194.165.47.100.
• One of them use only the mail server s1.o.cz.

The mail server vs.o.cz only

All of the four domains that only use the mail server vs.o.cz use name server group 1. Worth noting is that four of the domains that use name server group 1 use only the mail server vs.o.cz.

The mail server vs.o.cz

There are four domains that use the mail server vs.o.cz.

• All of those use only the mail server vs.o.cz.
• All of them use name server group 1.

The IP number 195.250.144.105

All of the three host names that point to the IP number 195.250.144.105 point only to that ip number (example: s2.o.cz, nsa.jimaz.cz and cml.jimaz.cz ).

The IP number 194.165.47.100

All of the two host names that point to the IP number 194.165.47.100 point only to that ip number.

The IP number 194.165.47.68

All of the two host names that point to the IP number 194.165.47.68 point only to that ip number (example: vs.o.cz and bs.o.cz ).

The IP number 194.165.47.20

All of the two host names that point to the IP number 194.165.47.20 point only to that ip number (example: ns.o.cz and s1.o.cz ).

The three mail servers smtpll.dialtelecom.cz, cml.jimaz.cz and smtpll2.vol.cz together

There are one domains that use mail server group 1.

• All of those point only to the IP number 93.185.104.14.
• All of them use the two name servers nsa.jimaz.cz and s1.o.cz together, hereafter referred to as "name server group 2".

The mail server cml.jimaz.cz

There are one domains that use the mail server cml.jimaz.cz.

• All of those point only to the IP number 93.185.104.14.
• All of them use name server group 2.
• All of them use mail server group 1.