cyn.cz - robtex.com

cyn.cz

DNSSEC⚠️ Not signed
A89.221.213.26🇨🇿 WEDOS89.221.208.0/20 Internet, a.s.
PTRhc1-wd16.wedos.net
NSezra.ns.cloudflare.com ⭐
A2606:4700:58::a29f:2c0f🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRezra.ns.cloudflare.com
A2803:f800:50::6ca2:c30f🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRezra.ns.cloudflare.com
A2a06:98c1:50::ac40:230f🇺🇸 Cloudflare2a06:98c1:50::/45
PTRezra.ns.cloudflare.com
A108.162.195.15🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRezra.ns.cloudflare.com
A162.159.44.15Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRezra.ns.cloudflare.com
A172.64.35.15🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRezra.ns.cloudflare.com
NSsue.ns.cloudflare.com
A2606:4700:50::adf5:3a91🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsue.ns.cloudflare.com
A2803:f800:50::6ca2:c091🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRsue.ns.cloudflare.com
A2a06:98c1:50::ac40:2091🇺🇸 Cloudflare2a06:98c1:50::/45
PTRsue.ns.cloudflare.com
A108.162.192.145🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsue.ns.cloudflare.com
A172.64.32.145🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsue.ns.cloudflare.com
A173.245.58.145🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsue.ns.cloudflare.com
MX2435f275d1fe93e3.mx2.emailprofi.seznam.cz ⭐
A2a02:598:2::1146🇨🇿 SEZNAM-CZ2a02:598:2::/48
PTRwildcard.mx2.emailprofi.seznam.cz
A77.75.77.146🇨🇿 SEZNAM-CZ77.75.76.0/23 SEZNAM - III
PTRwildcard.mx2.emailprofi.seznam.cz
MX2435f275d1fe93e3.mx1.emailprofi.seznam.cz(20)
A2a02:598:2::1056🇨🇿 SEZNAM-CZ2a02:598:2::/48
PTRwildcard.mx1.emailprofi.seznam.cz
A77.75.77.56🇨🇿 SEZNAM-CZ77.75.76.0/23 SEZNAM - III
PTRwildcard.mx1.emailprofi.seznam.cz
TXTgoogle-site-verification=sKboGFNTVOwNvpoM5SfOsT7VQX1eZ7VYTHcPsQ6i8_M
TXTv=spf1 include:spf.seznam.cz ~all
SOAezra.ns.cloudflare.comdns@cloudflare.com serial=2409618951

cz

DNSSEC🔒 Signed (DS record present)
NSa.ns.nic.cz ⭐
NSb.ns.nic.cz
NSc.ns.nic.cz
NSd.ns.nic.cz
SOAa.ns.nic.czhostmaster@nic.cz serial=1784504839

Same first word

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nyc.s3-website-us-west-2.amazonaws.com
nyc.com.hk
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cny.wine
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ync.ro
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nyc.institute
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cny.de
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cny.finance
nyc.link
nyc.is
cny.gold
nyc.jewelry
nyc.ro
nyc.cruises
ync.co.kr
cny.ie
nyc.gr

DNS History

5 records (5 active, 0 former)

NSezra.ns.cloudflare.comsue.ns.cloudflare.comMX2435f275d1fe93e3.mx1.emailprofi.seznam.cz2435f275d1fe93e3.mx2.emailprofi.seznam.czA89.221.213.26
●NSezra.ns.cloudflare.com2026-07-13 → 2026-07-20 · 2 obs
● 2026-07-13 11:27:06
● 2026-07-20 00:42:42
●NSsue.ns.cloudflare.com2026-07-13 → 2026-07-20 · 2 obs
● 2026-07-13 11:27:06
● 2026-07-20 00:42:42
●MX2435f275d1fe93e3.mx1.emailprofi.seznam.cz2026-07-13 → 2026-07-20 · 2 obs
● 2026-07-13 11:27:06
● 2026-07-20 00:42:42
●MX2435f275d1fe93e3.mx2.emailprofi.seznam.cz2026-07-13 → 2026-07-20 · 2 obs
● 2026-07-13 11:27:06
● 2026-07-20 00:42:42
●A89.221.213.262026-07-13 → 2026-07-20 · 2 obs
● 2026-07-13 11:27:06
● 2026-07-20 00:42:42

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cza.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz-
cyn.czsue.ns.cloudflare.com, ezra.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.32.145

NS records: sue.ns.cloudflare.com, ezra.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cyn.cz (unsigned zone)

⏱️ Timing

Total: 1707ms | Queries: -

📄 Records

TypeCountSample Data
A189.221.213.26
NS2ezra.ns.cloudflare.com, sue.ns.cloudflare.com
MX22435f275d1fe93e3.mx2.emailprofi.seznam.c, 2435f275d1fe93e3.mx1.emailprofi.seznam.c
TXT2google-site-verification=sKboGFNTVOwNvpo, v=spf1 include:spf.seznam.cz ~all
SOA1ezra.ns.cloudflare.com dns.cloudflare.co

Analysis

IP Addresses

cyn.cz points to a single IP number: 89.221.213.26.

Additional host names — nikart.cz, mail.fotofofr.cz, mail.foxterierpes.cz and two others — share IP numbers with cyn.cz.

Name Servers

cyn.cz is delegated to two name servers: ezra.ns.cloudflare.com and sue.ns.cloudflare.com.

cyn.cz shares its name server setup with other domains, including xn--80afoajeqg5e.xn--p1ai, samba.org.ru, selccu.org and two others.

There is at least partial name server overlap between cyn.cz and other domains — ecarevan.com, gg51-lsxd1777.vip, perabetthaziranguncelgiris.vip and two more among them.

These name servers tend to appear in combination with the name servers nile.ns.cloudflare.com, suzanne.ns.cloudflare.com, thea.ns.cloudflare.com and daniella.ns.cloudflare.com.

Host names with 6 IP numbers:

ezra.ns.cloudflare.com resolves to 108.162.195.15, 162.159.44.15, 172.64.35.15 and 3 other IP addresses.

sue.ns.cloudflare.com resolves to 108.162.192.145, 172.64.32.145, 173.245.58.145 and 3 other IP addresses.

Mail Servers

cyn.cz has two mail servers: 2435f275d1fe93e3.mx1.emailprofi.seznam.cz and 2435f275d1fe93e3.mx2.emailprofi.seznam.cz.

2435f275d1fe93e3.mx1.emailprofi.seznam.cz and 2435f275d1fe93e3.mx2.emailprofi.seznam.cz each resolve to two IP addresses: 2435f275d1fe93e3.mx1.emailprofi.seznam.cz points to 77.75.77.56 and 2a02:598:2::1056, while 2435f275d1fe93e3.mx2.emailprofi.seznam.cz points to 77.75.77.146 and 2a02:598:2::1146.