el.cz - robtex.com

el.cz

DNSSECโš ๏ธ Not signed
NSns1.tele3.cz โš ๏ธ Not in zone NS records
A2001:1528:123::d01๐Ÿ‡จ๐Ÿ‡ฟ AS156852001:1528::/32
PTRns1.tele3.cz
A81.0.217.111๐Ÿ‡จ๐Ÿ‡ฟ AS1568581.0.217.0/24
NSns2.tele3.cz โš ๏ธ Not in zone NS records
A2001:4de8:fa71:7e1e::d02๐Ÿ‡จ๐Ÿ‡ฟ AS292082001:4de8::/32 Dial Telecom, a.s.
PTRns2.tele3.cz
A95.80.251.222๐Ÿ‡จ๐Ÿ‡ฟ AS2920895.80.192.0/18
PTRns2.tele3.cz
NSns3.tele3.cz โš ๏ธ Not in zone NS records
A2a01:4f8:162:24c1::d03๐Ÿ‡ฉ๐Ÿ‡ช Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
PTRns3.tele3.eu
A5.9.97.250๐Ÿ‡ฉ๐Ÿ‡ช Hetzner5.9.0.0/16 HETZNER-RZ-FKS-BLK5
PTRns3.tele3.eu
NSns4.tele4.eu โš ๏ธ Not in zone NS records

cz

DNSSEC๐Ÿ”’ Signed (DS record present)
NSa.ns.nic.cz โญ
NSb.ns.nic.cz
NSc.ns.nic.cz
NSd.ns.nic.cz
SOAa.ns.nic.czhostmaster@nic.cz serial=1783693040

Same first word

Similar names

DNS History

9 records (4 active, 5 former)

2017201820192020202120222023202420252026NSns1.tele3.czns2.tele3.czns3.tele3.czns4.tele4.euns1.protectdelegation.euns2.protectdelegation.cans3.protectdelegation.comns4.tele4.usA185.53.177.31
โ—‹NSns1.protectdelegation.eu2017-04-01 โ†’ 2017-04-01 ยท 4 obs
โ—‹ 2016-12-27 03:43:48
โ— 2017-04-01 12:08:14
โ—‹ 2026-07-03 23:47:38
โ—‹ 2026-07-10 14:42:36
โ—NSns1.tele3.cz2026-07-03 โ†’ 2026-07-10 ยท 3 obs
โ—‹ 2017-04-01 12:08:14
โ— 2026-07-03 23:47:38
โ— 2026-07-10 14:42:36
โ—‹NSns2.protectdelegation.ca2017-04-01 โ†’ 2017-04-01 ยท 4 obs
โ—‹ 2016-12-27 03:43:48
โ— 2017-04-01 12:08:14
โ—‹ 2026-07-03 23:47:38
โ—‹ 2026-07-10 14:42:36
โ—NSns2.tele3.cz2026-07-03 โ†’ 2026-07-10 ยท 3 obs
โ—‹ 2017-04-01 12:08:14
โ— 2026-07-03 23:47:38
โ— 2026-07-10 14:42:36
โ—‹NSns3.protectdelegation.com2017-04-01 โ†’ 2017-04-01 ยท 4 obs
โ—‹ 2016-12-27 03:43:48
โ— 2017-04-01 12:08:14
โ—‹ 2026-07-03 23:47:38
โ—‹ 2026-07-10 14:42:36
โ—NSns3.tele3.cz2026-07-03 โ†’ 2026-07-10 ยท 3 obs
โ—‹ 2017-04-01 12:08:14
โ— 2026-07-03 23:47:38
โ— 2026-07-10 14:42:36
โ—NSns4.tele4.eu2026-07-03 โ†’ 2026-07-10 ยท 3 obs
โ—‹ 2017-04-01 12:08:14
โ— 2026-07-03 23:47:38
โ— 2026-07-10 14:42:36
โ—‹NSns4.tele4.us2016-12-10 โ†’ 2016-12-27 ยท 4 obs
โ— 2016-12-10 06:47:06
โ— 2016-12-27 03:43:48
โ—‹ 2017-04-01 12:08:14
โ—‹ 2026-07-10 14:42:36
โ—‹A185.53.177.312016-12-10 โ†’ 2017-04-01 ยท 4 obs
โ— 2016-12-10 06:47:06
โ— 2017-04-01 12:08:14
โ—‹ 2026-07-03 23:47:38
โ—‹ 2026-07-10 14:42:36

๐Ÿ” DNS Trace

Analysis

Name Servers

Four name servers handle the delegation for el.cz: ns1.tele3.cz, ns2.tele3.cz, ns3.tele3.cz and ns4.tele4.eu.

There is at least partial name server overlap between el.cz and other domains โ€” greencloud.cz, mbazar.cz, aaa-reality.cz and two more among them.

The name servers ns3.tele3.eu, ns4.tele3.sk and ns4.tele3.us are often found in combination with these name servers.

ns1.tele3.cz, ns2.tele3.cz and ns3.tele3.cz all resolve to exactly two IP numbers apiece: ns1.tele3.cz โ†’ 81.0.217.111 and 2001:1528:123::d01; ns2.tele3.cz โ†’ 95.80.251.222 and 2001:4de8:fa71:7e1e::d02; ns3.tele3.cz โ†’ 5.9.97.250 and 2a01:4f8:162:24c1::d03.