`codeplus.cz`

DNSSEC	🔒 Signed (DS record present)
A	2a00:4b40:aaaa:2011::7^{🇸🇰 WEBSUPPORT-SRO-SK-AS2a00:4b40::/32}
A	37.9.175.213^{🇸🇰 WEBSUPPORT-SRO-SK-AS37.9.175.0/24}
NS	`ns1.websupport.cz` ⭐
		A	2a10:bbc0::11^{🇨🇿 ACTIVE24-AS2a10:bbc0::/32}
			PTR	`ns1.websupport.eu`
		A	45.10.97.11^{🇨🇿 ACTIVE24-AS45.10.97.0/24}
			PTR	`ns1.websupport.eu`
NS	`ns2.websupport.cz`
		A	2a02:250:3::12^{🇸🇪 ACTIVE24-AS2a02:250:3::/48}
			PTR	`ns2.websupport.eu`
		A	185.71.159.12^{🇸🇪 ACTIVE24-AS185.71.159.0/24}
			PTR	`ns2.websupport.eu`
NS	`ns3.websupport.eu`
		A	2a10:bbc0::13^{🇨🇿 ACTIVE24-AS2a10:bbc0::/32}
			PTR	`ns3.websupport.eu`
		A	45.10.97.13^{🇨🇿 ACTIVE24-AS45.10.97.0/24}
			PTR	`ns3.websupport.eu`
MX	`mailin1.codeplus.cz` ⭐
		A	2a00:4b40:aaaa:2101:45:13:137:109^{🇸🇰 WEBSUPPORT-SRO-SK-AS2a00:4b40::/32}
			PTR	`mx20.websupport.sk`
		A	45.13.137.105^{🇸🇰 WEBSUPPORT-SRO-SK-AS45.13.137.0/24}
MX	`mailin2.codeplus.cz`⁽¹⁰⁰⁾
		A	2a00:4b40:aaaa:2101:45:13:137:114^{🇸🇰 WEBSUPPORT-SRO-SK-AS2a00:4b40::/32}
			PTR	`mx20.websupport.hu`
		A	45.13.137.7^{🇸🇰 WEBSUPPORT-SRO-SK-AS45.13.137.0/24}
			PTR	`mx10.websupport.at`
SOA	`ns1.websupport.cz`admin@websupport.cz serial=1765841166

`cz`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.ns.nic.cz` ⭐
	NS	`b.ns.nic.cz`
	NS	`c.ns.nic.cz`
	NS	`d.ns.nic.cz`
	SOA	`a.ns.nic.cz`hostmaster@nic.cz serial=1783846041

Subdomains

mailin1.codeplus.cz

mailin2.codeplus.cz

Same first word

codeplus.de

codeplus.co.th

codeplus.com

codeplus.app

codeplus.fr

codeplus.gr

codeplus.us

codeplus.in

codeplus.net

codeplus.shop

codeplus.nl

codeplus.cloud

codeplus.pl

codeplus.ru

codeplus.it

codeplus.com.br

codeplus.com.tr

codeplus.es

codeplus.biz

codeplus.ch

codeplus.co.jp

codeplus.store

codeplus.cz

codeplus.ie

Similar names

DNS History

15 records (7 active, 8 former)

○NSalfa.ns.active24.cz2015-05-10 → 2020-03-05 · 4 obs

● 2015-05-10 17:26:06
● 2020-03-05 19:45:34
○ 2026-02-26 06:33:56
○ 2026-07-12 09:19:36

○NSbeta.ns.active24.cz2015-05-10 → 2020-03-05 · 4 obs

● 2015-05-10 17:26:06
● 2020-03-05 19:45:34
○ 2026-02-26 06:33:56
○ 2026-07-12 09:19:36

○NSgama.ns.active24.sk2015-05-10 → 2020-03-05 · 4 obs

● 2015-05-10 17:26:06
● 2020-03-05 19:45:34
○ 2026-02-26 06:33:56
○ 2026-07-12 09:19:36

●NSns1.websupport.cz2026-02-26 → 2026-07-12 · 3 obs

○ 2020-03-05 19:45:34
● 2026-02-26 06:33:56
● 2026-07-12 09:19:36

●NSns2.websupport.cz2026-02-26 → 2026-07-12 · 3 obs

○ 2020-03-05 19:45:34
● 2026-02-26 06:33:56
● 2026-07-12 09:19:36

●NSns3.websupport.eu2026-02-26 → 2026-07-12 · 3 obs

○ 2020-03-05 19:45:34
● 2026-02-26 06:33:56
● 2026-07-12 09:19:36

○MXin.smtp.cz2015-05-10 → 2016-08-14 · 4 obs

● 2015-05-10 17:26:06
● 2016-08-14 02:45:50
○ 2017-03-31 04:08:24
○ 2026-07-12 09:19:36

●MXmailin1.codeplus.cz2026-02-26 → 2026-07-12 · 3 obs

○ 2020-03-05 19:45:34
● 2026-02-26 06:33:56
● 2026-07-12 09:19:36

●MXmailin2.codeplus.cz2026-02-26 → 2026-07-12 · 3 obs

○ 2020-03-05 19:45:34
● 2026-02-26 06:33:56
● 2026-07-12 09:19:36

○MXmx.smtp.cz2015-05-10 → 2016-08-14 · 4 obs

● 2015-05-10 17:26:06
● 2016-08-14 02:45:50
○ 2017-03-31 04:08:24
○ 2026-07-12 09:19:36

○MXmx1.active24.com2017-03-31 → 2020-03-05 · 5 obs

○ 2016-08-14 02:45:50
● 2017-03-31 04:08:24
● 2020-03-05 19:45:34
○ 2026-02-26 06:33:56
○ 2026-07-12 09:19:36

○MXmx2.active24.com2017-03-31 → 2020-03-05 · 5 obs

○ 2016-08-14 02:45:50
● 2017-03-31 04:08:24
● 2020-03-05 19:45:34
○ 2026-02-26 06:33:56
○ 2026-07-12 09:19:36

●A2a00:4b40:aaaa:2011::72026-02-26 → 2026-07-12 · 3 obs

○ 2020-03-05 19:45:34
● 2026-02-26 06:33:56
● 2026-07-12 09:19:36

○A31.15.10.22015-05-10 → 2020-03-05 · 4 obs

● 2015-05-10 17:26:06
● 2020-03-05 19:45:34
○ 2026-02-26 06:33:56
○ 2026-07-12 09:19:36

●A37.9.175.2132026-02-26 → 2026-07-12 · 3 obs

○ 2020-03-05 19:45:34
● 2026-02-26 06:33:56
● 2026-07-12 09:19:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cz	a.ns.nic.cz, c.ns.nic.cz, b.ns.nic.cz, d.ns.nic.cz	-
codeplus.cz	ns1.websupport.cz, ns2.websupport.cz, ns3.websupport.eu	-

✅ Authoritative Response

Server:185.71.159.12

NS records: ns1.websupport.cz, ns2.websupport.cz, ns3.websupport.eu

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1010ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`37.9.175.213`
AAAA	1	`2a00:4b40:aaaa:2011::7`
NS	3	`ns1.websupport.cz, ns2.websupport.cz...`
MX	2	`mailin1.codeplus.cz (pri: 10), mailin2.codeplus.cz (pri: 100)`
SOA	1	`ns1.websupport.cz admin.websupport.cz`

Analysis

Hierarchy

codeplus.cz serves as the parent of mailin1.codeplus.cz and mailin2.codeplus.cz.

IP Addresses

codeplus.cz points to the IP addresses 37.9.175.213 and 2a00:4b40:aaaa:2011::7

208.253.145.colora.cz, flagar.cz, betonove-ploty.com plus two other host names have IP numbers in common with codeplus.cz.

Name Servers

codeplus.cz is served by three name servers: ns1.websupport.cz, ns2.websupport.cz and ns3.websupport.eu.

There is at least partial name server overlap between codeplus.cz and other domains — viadelicia.cz, bestdealer.cz, woodie.cz and two more among them.

These name servers frequently co-occur with the name servers ns1.websupport.sk and ns2.websupport.sk.

The hostnames ns1.websupport.cz, ns2.websupport.cz and ns3.websupport.eu each direct to two IP addresses — ns1.websupport.cz to 45.10.97.11 and 2a10:bbc0::11, ns2.websupport.cz to 185.71.159.12 and 2a02:250:3::12, and ns3.websupport.eu to 45.10.97.13 and 2a10:bbc0::13.

Mail Servers

codeplus.cz uses two mail servers, mailin1.codeplus.cz and mailin2.codeplus.cz.

mailin1.codeplus.cz resolves to 45.13.137.105 and 2a00:4b40:aaaa:2101:45:13:137:109. Likewise, mailin2.codeplus.cz resolves to 45.13.137.7 and 2a00:4b40:aaaa:2101:45:13:137:114 — two IP addresses apiece.

codeplus.cz - robtex.com

codeplus.cz

cz

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`codeplus.cz`

`cz`