tkaczik.cz - robtex.com

tkaczik.cz

DNSSEC⚠️ Not signed
A2a01:4f8:c013:cab7::1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
PTRsrv.tkaczik.cz
A91.99.119.229🇩🇪 Hetzner91.99.0.0/16 HETZNER-DC
NSandy.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3b65🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRandy.ns.cloudflare.com
A2803:f800:50::6ca2:c165🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRandy.ns.cloudflare.com
A2a06:98c1:50::ac40:2165🇺🇸 Cloudflare2a06:98c1:50::/45
PTRandy.ns.cloudflare.com
A108.162.193.101🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRandy.ns.cloudflare.com
A172.64.33.101🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRandy.ns.cloudflare.com
A173.245.59.101🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRandy.ns.cloudflare.com
NSlola.ns.cloudflare.com
A2606:4700:50::adf5:3a84🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlola.ns.cloudflare.com
A2803:f800:50::6ca2:c084🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRlola.ns.cloudflare.com
A2a06:98c1:50::ac40:2084🇺🇸 Cloudflare2a06:98c1:50::/45
PTRlola.ns.cloudflare.com
A108.162.192.132🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlola.ns.cloudflare.com
A172.64.32.132🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlola.ns.cloudflare.com
A173.245.58.132🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlola.ns.cloudflare.com
MXe9121668d503c8a9.mx1.emailprofi.seznam.cz ⭐
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
MXe9121668d503c8a9.mx2.emailprofi.seznam.cz(20)
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
TXT9449e6eba0b36f5428e9e3bdc477b8d943ffea4a80f037045a71377bbedeb26d
TXTv=spf1 a mx a:srv.tkaczik.cz a:anna.webnia.cloud include:sparkpostmail.com in...
SOAandy.ns.cloudflare.comdns@cloudflare.com serial=2396482475

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=1774423036

Same first word

tkaczik.cz

DNS History

15 records (6 active, 9 former)

20162017201820192020202120222023202420252026NSandy.ns.cloudflare.comlola.ns.cloudflare.comns.gransy.comns2.gransy.comns3.gransy.comns4.gransy.comns5.gransy.comMXe9121668d503c8a9.mx1.emailprofi.seznam.cze9121668d503c8a9.mx2.emailprofi.seznam.czmail.gransy.commail2.gransy.comA2a01:4f8:c013:cab7::191.99.119.229185.28.193.24889.187.132.248
●NSandy.ns.cloudflare.com2026-03-21 → 2026-03-25 · 3 obs
○ 2017-01-17 04:50:26
● 2026-03-21 07:23:44
● 2026-03-25 07:39:36
●NSlola.ns.cloudflare.com2026-03-21 → 2026-03-25 · 3 obs
○ 2017-01-17 04:50:26
● 2026-03-21 07:23:44
● 2026-03-25 07:39:36
○NSns.gransy.com2015-06-26 → 2017-01-17 · 4 obs
● 2015-06-26 05:16:26
● 2017-01-17 04:50:26
○ 2026-03-21 07:23:44
○ 2026-03-25 07:39:36
○NSns2.gransy.com2015-06-26 → 2017-01-17 · 4 obs
● 2015-06-26 05:16:26
● 2017-01-17 04:50:26
○ 2026-03-21 07:23:44
○ 2026-03-25 07:39:36
○NSns3.gransy.com2015-06-26 → 2017-01-17 · 4 obs
● 2015-06-26 05:16:26
● 2017-01-17 04:50:26
○ 2026-03-21 07:23:44
○ 2026-03-25 07:39:36
○NSns4.gransy.com2015-06-26 → 2017-01-17 · 4 obs
● 2015-06-26 05:16:26
● 2017-01-17 04:50:26
○ 2026-03-21 07:23:44
○ 2026-03-25 07:39:36
○NSns5.gransy.com2015-06-26 → 2017-01-17 · 4 obs
● 2015-06-26 05:16:26
● 2017-01-17 04:50:26
○ 2026-03-21 07:23:44
○ 2026-03-25 07:39:36
●MXe9121668d503c8a9.mx1.emailprofi.seznam.cz2026-03-21 → 2026-03-25 · 3 obs
○ 2017-01-17 04:50:26
● 2026-03-21 07:23:44
● 2026-03-25 07:39:36
●MXe9121668d503c8a9.mx2.emailprofi.seznam.cz2026-03-21 → 2026-03-25 · 3 obs
○ 2017-01-17 04:50:26
● 2026-03-21 07:23:44
● 2026-03-25 07:39:36
○MXmail.gransy.com2015-06-26 → 2017-01-17 · 4 obs
● 2015-06-26 05:16:26
● 2017-01-17 04:50:26
○ 2026-03-21 07:23:44
○ 2026-03-25 07:39:36
○MXmail2.gransy.com2015-06-26 → 2017-01-17 · 4 obs
● 2015-06-26 05:16:26
● 2017-01-17 04:50:26
○ 2026-03-21 07:23:44
○ 2026-03-25 07:39:36
○A185.28.193.2482017-01-17 → 2017-01-17 · 4 obs
○ 2016-05-03 02:13:36
● 2017-01-17 04:50:26
○ 2026-03-21 07:23:44
○ 2026-03-25 07:39:36
●A2a01:4f8:c013:cab7::12026-03-21 → 2026-03-25 · 3 obs
○ 2017-01-17 04:50:26
● 2026-03-21 07:23:44
● 2026-03-25 07:39:36
○A89.187.132.2482015-06-26 → 2016-05-03 · 4 obs
● 2015-06-26 05:16:26
● 2016-05-03 02:13:36
○ 2017-01-17 04:50:26
○ 2026-03-25 07:39:36
●A91.99.119.2292026-03-21 → 2026-03-25 · 3 obs
○ 2017-01-17 04:50:26
● 2026-03-21 07:23:44
● 2026-03-25 07:39:36

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
czc.ns.nic.cz, d.ns.nic.cz, a.ns.nic.cz, b.ns.nic.cz-
tkaczik.czandy.ns.cloudflare.com, lola.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.193.101

NS records: andy.ns.cloudflare.com, lola.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tkaczik.cz (unsigned zone)

⏱️ Timing

Total: 590ms | Queries: -

📄 Records

TypeCountSample Data
A191.99.119.229
AAAA12a01:4f8:c013:cab7::1
NS2andy.ns.cloudflare.com, lola.ns.cloudflare.com
MX2e9121668d503c8a9.mx1.emailprofi.seznam.c, e9121668d503c8a9.mx2.emailprofi.seznam.c
TXT29449e6eba0b36f5428e9e3bdc477b8d943ffea4a, v=spf1 a mx a:srv.tkaczik.cz a:anna.webn
SOA1andy.ns.cloudflare.com dns.cloudflare.co

Analysis

IP Addresses

tkaczik.cz has two IP numbers: 2a01:4f8:c013:cab7::1 and 91.99.119.229.

Other host names, for example java-network.co.uk, share IP numbers with tkaczik.cz.

Name Servers

tkaczik.cz's delegation uses two name servers: andy.ns.cloudflare.com and lola.ns.cloudflare.com.

tkaczik.cz uses the same name server setup as other domains, such as oguzaydin.com, 27849.com, westernpeople.com, ilkerakkaya.net and pay.hockey.

tkaczik.cz at least partially shares name servers with other domains, including aajenglish.tv, kermalak.com, ayo.gr, newmexicocriminallaw.com and brightnestforge.com.

These name servers are often used with zariyah.ns.cloudflare.com and fattouche.ns.cloudflare.com.

Host names with six IP numbers:

andy.ns.cloudflare.com points to 2606:4700:58::adf5:3b65, 2803:f800:50::6ca2:c165, 2a06:98c1:50::ac40:2165, 108.162.193.101, 172.64.33.101 and 173.245.59.101.

lola.ns.cloudflare.com points to 2606:4700:50::adf5:3a84, 2803:f800:50::6ca2:c084, 2a06:98c1:50::ac40:2084, 108.162.192.132, 172.64.32.132 and 173.245.58.132.

Mail Servers

tkaczik.cz is served by two mail servers e9121668d503c8a9.mx1.emailprofi.seznam.cz and e9121668d503c8a9.mx2.emailprofi.seznam.cz.

Host names with two IPs:

e9121668d503c8a9.mx1.emailprofi.seznam.cz points to 2a02:598:2::1056 and 77.75.77.56

e9121668d503c8a9.mx2.emailprofi.seznam.cz points to 2a02:598:2::1146 and 77.75.77.146