CF1762426887277-tsm20251105200708

WWW.RTSAK.COM - www.dnssec-validator.cz

Search for IP or hostnames:

www.dnssec-validator.cz checked at 2025-11-06T11:01:27.263Z 554ms 107/107/107 100% R:20

www.dnssec-validator.cz

CNAMEdnssec-validator.cz
MXmail.nic.cz
A2001:1488:800:400::400 🇨🇿 CZ.NIC, z.s.p.o.
PTRmail.nic.cz
A217.31.204.67🇨🇿 CZ.NIC, z.s.p.o.
PTRmail.nic.cz
MXmx.nic.cz
A2001:1ab0:7e1e:d150::8:157 🇨🇿 IGNUM-AS
PTRmx.nic.cz
A217.31.57.157🇨🇿 IGNUM-AS
PTRmx.nic.cz
NSsld1.ns.nic.cz
A2001:1488:800:126::98 🇨🇿 CZ.NIC, z.s.p.o.
PTRsld1.ns.nic.cz
A217.31.207.98🇨🇿 CZ.NIC, z.s.p.o.
PTRsld1.ns.nic.cz
NSsld2.ns.nic.cz
A2001:1488:800:126::99 🇨🇿 CZ.NIC, z.s.p.o.
PTRsld2.ns.nic.cz
A217.31.207.99🇨🇿 CZ.NIC, z.s.p.o.
PTRsld2.ns.nic.cz
NSsld3.ns.nic.cz
A2001:1ab0:7e1e:d150::8:1 🇨🇿 IGNUM-AS
PTRsld3.ns.nic.cz
A217.31.57.6🇨🇿 IGNUM-AS
PTRsld3.ns.nic.cz
A2001:1488:800:400::2:96 🇨🇿 CZ.NIC, z.s.p.o.
PTRgitlab-r-01.nic.cz
A217.31.204.96🇨🇿 CZ.NIC, z.s.p.o.
PTRgitlab-r-01.nic.cz

dnssec-validator.cz

MXmail.nic.cz
MXmx.nic.cz
NSsld1.ns.nic.cz
NSsld2.ns.nic.cz
NSsld3.ns.nic.cz
A2001:1488:800:400::2:96 🇨🇿 CZ.NIC, z.s.p.o.
A217.31.204.96🇨🇿 CZ.NIC, z.s.p.o.
rank #848484 globally
rank #3181 in the tld

Starts with same word

Starts similarily

AI analysis

www.dnssec-validator.cz points to two IP numbers: 2001:1488:800:400::2:96 and 217.31.204.96.

Other host names, for instance edushield.cz, gitlab-r-01.nic.cz, knot-resolver.cz, dnssec-validator.cz and datovka.cz share IP numbers with www.dnssec-validator.cz.

www.dnssec-validator.cz is delegated to three name servers: sld1.ns.nic.cz, sld2.ns.nic.cz and sld3.ns.nic.cz.

www.dnssec-validator.cz at least partially shares its name servers with other domains, for instance 204.31.217.in-addr.arpa, tlsa.cz, 207.31.217.in-addr.arpa, pomoc-online.cz and openid.cz.

Host names with two IP numbers:

sld1.ns.nic.cz points to: 2001:1488:800:126::98 and 217.31.207.98.

sld2.ns.nic.cz points to: 2001:1488:800:126::99 and 217.31.207.99.

sld3.ns.nic.cz points to: 2001:1ab0:7e1e:d150::8:1 and 217.31.57.6.

Two mail servers mail.nic.cz and mx.nic.cz handle www.dnssec-validator.cz.

www.dnssec-validator.cz uses the same mail server setup as other domains such as jednoheslo.cz, openid.cz, cznic.org, esens.cz and 202.31.217.in-addr.arpa.

www.dnssec-validator.cz shares some mail servers with other domains, including fred.nic.cz, test-ipv6.nic.cz, lists.nic.cz, cctld-managers.org and gw.nic.cz.

Host names with two IP numbers: mail.nic.cz points to 2001:1488:800:400::400 and 217.31.204.67; mx.nic.cz points to 2001:1ab0:7e1e:d150::8:157 and 217.31.57.157

Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
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