boardsource.cz - robtex.com

boardsource.cz

DNSSEC⚠️ Not signed

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=1776066435

Same first word

boardsource.org
boardsource.net
boardsource.com
boardsource.us
boardsource.ru

Similar names

boardcourse.org
courseboard.com
ordoacerbus.com
boardcourse.com
boardcourse.co.za
broadsource.com.au
courseboard.ru
broadcourse.com
broadsource.com

DNS History

13 records (0 active, 13 former)

20162017201820192020202120222023202420252026NSisp-backup.smarthosting.czisp-ns1.smarthosting.czisp-ns2.smarthosting.czns.voksys.czns1.smarthosting.czns1.voksys.comns2.smarthosting.czns3.smarthosting.czMXbackup.smarthosting.czisp-backup.smarthosting.czisp-mail1.smarthosting.czmx1.smarthosting.czA81.91.92.148
○NSisp-backup.smarthosting.cz2020-03-20 → 2020-03-20 · 4 obs
○ 2017-03-25 17:52:30
● 2020-03-20 16:25:44
○ 2026-03-26 07:26:46
○ 2026-04-13 08:22:18
○NSisp-ns1.smarthosting.cz2020-03-20 → 2020-03-20 · 4 obs
○ 2017-03-25 17:52:30
● 2020-03-20 16:25:44
○ 2026-03-26 07:26:46
○ 2026-04-13 08:22:18
○NSisp-ns2.smarthosting.cz2020-03-20 → 2020-03-20 · 4 obs
○ 2017-03-25 17:52:30
● 2020-03-20 16:25:44
○ 2026-03-26 07:26:46
○ 2026-04-13 08:22:18
○NSns.voksys.cz2015-07-01 → 2016-05-06 · 4 obs
● 2015-07-01 04:43:00
● 2016-05-06 10:41:14
○ 2017-03-25 17:52:30
○ 2026-04-13 08:22:18
○NSns1.smarthosting.cz2017-03-25 → 2017-03-25 · 4 obs
○ 2016-05-06 10:41:14
● 2017-03-25 17:52:30
○ 2020-03-20 16:25:44
○ 2026-04-13 08:22:18
○NSns1.voksys.com2015-07-01 → 2016-05-06 · 4 obs
● 2015-07-01 04:43:00
● 2016-05-06 10:41:14
○ 2017-03-25 17:52:30
○ 2026-04-13 08:22:18
○NSns2.smarthosting.cz2017-03-25 → 2017-03-25 · 4 obs
○ 2016-05-06 10:41:14
● 2017-03-25 17:52:30
○ 2020-03-20 16:25:44
○ 2026-04-13 08:22:18
○NSns3.smarthosting.cz2017-03-25 → 2017-03-25 · 4 obs
○ 2016-05-06 10:41:14
● 2017-03-25 17:52:30
○ 2020-03-20 16:25:44
○ 2026-04-13 08:22:18
○MXbackup.smarthosting.cz2015-07-01 → 2017-03-25 · 4 obs
● 2015-07-01 04:43:00
● 2017-03-25 17:52:30
○ 2020-03-20 16:25:44
○ 2026-04-13 08:22:18
○MXisp-backup.smarthosting.cz2020-03-20 → 2020-03-20 · 4 obs
○ 2017-03-25 17:52:30
● 2020-03-20 16:25:44
○ 2026-03-26 07:26:46
○ 2026-04-13 08:22:18
○MXisp-mail1.smarthosting.cz2020-03-20 → 2020-03-20 · 4 obs
○ 2017-03-25 17:52:30
● 2020-03-20 16:25:44
○ 2026-03-26 07:26:46
○ 2026-04-13 08:22:18
○MXmx1.smarthosting.cz2015-07-01 → 2017-03-25 · 4 obs
● 2015-07-01 04:43:00
● 2017-03-25 17:52:30
○ 2020-03-20 16:25:44
○ 2026-04-13 08:22:18
○A81.91.92.1482015-07-01 → 2017-03-25 · 4 obs
● 2015-07-01 04:43:00
● 2017-03-25 17:52:30
○ 2020-03-20 16:25:44
○ 2026-04-13 08:22:18

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cza.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz-

✅ Authoritative Response

Server:194.0.12.1

NS records: a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 729ms | Queries: -

📄 Records

TypeCountSample Data