`centraljablonec.cz`

DNSSEC	🔒 Signed (DS record present)
A	2001:1ab0:7e1e:151:62:109:154:63^{🇨🇿 IGNUM-AS2001:1ab0::/32 Network of Ignum s.r.o. Czech Republic http://www.ignum.cz/}
		PTR	`dw154.webglobe.com`
A	62.109.154.63^{🇨🇿 IGNUM-AS62.109.128.0/19 Network of Ignum s.r.o. Czech Republic http://www.ignum.cz/}
NS	`ns1.ignum.com` ⭐
		A	2a00:1e40:a:53::5^{🇸🇰 IGNUM-AS2a00:1e40:a::/48}
			PTR	`ns1-bra.core.webglobe.com`
		A	185.65.223.35^{🇸🇰 IGNUM-AS185.65.223.0/24}
			PTR	`ns1-bra.core.webglobe.com`
NS	`ns2.ignum.cz`
		A	2001:1ab0:7e1e:2::5^{🇨🇿 IGNUM-AS2001:1ab0::/32 Network of Ignum s.r.o. Czech Republic http://www.ignum.cz/}
			PTR	`ns2-prg.core.webglobe.com`
		A	217.31.48.201^{🇨🇿 IGNUM-AS217.31.48.0/20 Network of Ignum s.r.o. Czech Republic http://www.ignum.cz/}
			PTR	`ns2-prg.core.webglobe.com`
MX	`centraljablonec-cz.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::2^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-du2pr03cu00102.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::5^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db3pr0202cu00205.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::7^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db4pr02cu00307.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::8^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db5pr02cu00100.inbound.protection.outlook.com`
		A	52.101.68.8^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-du0pr03cu00100.inbound.protection.outlook.com`
		A	52.101.68.27^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db7pr03cu00503.inbound.protection.outlook.com`
		A	52.101.68.36^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db5pr02cu00104.inbound.protection.outlook.com`
		A	52.101.73.22^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am7pr05cu00106.inbound.protection.outlook.com`
TXT	`MS=ms73314639`
TXT	`google-site-verification=VJogLYmAFbQR8n5s76u-xizCnMKFoeQufSOfhLEf80o`
TXT	`v=spf1 include:mailgun.org include:_spf.webglobe.com include:servers.mcsv.net...`
SOA	`ns1.ignum.com`hostmaster@ignum.cz 2026-04-20 #1

`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=1777040235

Same first word

centraljablonec.cz

DNS History

8 records (5 active, 3 former)

●NSns1.ignum.com2018-01-30 → 2026-04-24 · 2 obs

● 2018-01-30 20:23:34
● 2026-04-24 15:04:16

●NSns2.ignum.cz2018-01-30 → 2026-04-24 · 2 obs

● 2018-01-30 20:23:34
● 2026-04-24 15:04:16

●MXcentraljablonec-cz.mail.protection.outlook.com2026-02-26 → 2026-04-24 · 3 obs

○ 2018-01-30 20:23:34
● 2026-02-26 16:38:28
● 2026-04-24 15:04:16

○MXemail.ignum.cz2018-01-30 → 2018-01-30 · 3 obs

● 2018-01-30 20:23:34
○ 2026-02-26 16:38:28
○ 2026-04-24 15:04:16

○MXemail2.ignum.cz2018-01-30 → 2018-01-30 · 3 obs

● 2018-01-30 20:23:34
○ 2026-02-26 16:38:28
○ 2026-04-24 15:04:16

●A2001:1ab0:7e1e:151:62:109:154:632026-02-26 → 2026-04-24 · 3 obs

○ 2018-01-30 20:23:34
● 2026-02-26 16:38:28
● 2026-04-24 15:04:16

●A62.109.154.632026-02-26 → 2026-04-24 · 3 obs

○ 2018-01-30 20:23:34
● 2026-02-26 16:38:28
● 2026-04-24 15:04:16

○A85.255.1.1542018-01-30 → 2018-01-30 · 3 obs

● 2018-01-30 20:23:34
○ 2026-02-26 16:38:28
○ 2026-04-24 15:04:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cz	b.ns.nic.cz, d.ns.nic.cz, a.ns.nic.cz, c.ns.nic.cz	-
centraljablonec.cz	ns1.ignum.com, ns2.ignum.cz	2 records

✅ Authoritative Response

Server:185.65.223.35

NS records: ns1.ignum.com, ns2.ignum.cz

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 906ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`62.109.154.63`
AAAA	1	`2001:1ab0:7e1e:151:62:109:154:63`
NS	2	`ns1.ignum.com, ns2.ignum.cz`
MX	1	`centraljablonec-cz.mail.protection.outlo`
TXT	3	`google-site-verification=VJogLYmAFbQR8n5, MS=ms73314639...`
SOA	1	`ns1.ignum.com hostmaster.ignum.cz`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns2.ignum.cz, ns2.ignum.cz)

Analysis

IP Addresses

centraljablonec.cz points to two IP numbers: 2001:1ab0:7e1e:151:62:109:154:63 and 62.109.154.63.

Other host names such as sketchbook.cz, dw154.webglobe.com, signs.cz, royaldevelopment.cz and ambiso.cz share IPs with centraljablonec.cz.

Name Servers

Two name servers ns1.ignum.com and ns2.ignum.cz handle the delegation for centraljablonec.cz.

centraljablonec.cz shares the same name server setup as other domains, for example scriptorium.cz, acero.cz, 24foto.cz, educity.sk and krbova.cz.

centraljablonec.cz at least partially shares name servers with other domains, for example shtiny.com, actumdigital.com, saul.cz, zvoska.cz and jiribelohlavek.com.

These name servers are commonly used with ns1.ignum.eu and ns2.ignum.eu and ns3.ignum.eu.

Host names with two IP numbers:

ns1.ignum.com points to 2a00:1e40:a:53::5 and 185.65.223.35.

ns2.ignum.cz points to 2001:1ab0:7e1e:2::5 and 217.31.48.201.

Mail Servers

The centraljablonec-cz.mail.protection.outlook.com mail server handles centraljablonec.cz.

centraljablonec-cz.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:ca04::2, 2a01:111:f403:ca04::5, 2a01:111:f403:ca04::7, 2a01:111:f403:ca04::8, 52.101.68.8, 52.101.68.27, 52.101.68.36 and 52.101.73.22.

centraljablonec.cz - robtex.com