`cortina-group.com`

DNSSEC	⚠️ Not signed
A	2a00:1c98:1000:1121:0:1:d46b:f6cc^{🇧🇪 COMBELL-AS2a00:1c98::/32 COMBELL Network}
A	77.241.85.29^{🇧🇪 COMBELL-AS77.241.80.0/20 COMBELL Network Brussels, Belgium}
NS	`ns3.combell.net` ⭐
		A	2a00:1c98::53:1^{🇧🇪 COMBELL-AS2a00:1c98::/32 COMBELL Network}
			PTR	`ns3.combell.net`
		A	83.217.73.172^{🇧🇪 COMBELL-AS83.217.64.0/19 Combell Network}
			PTR	`ns3.combell.net`
NS	`ns1.combell.eu` ⚠️ Not in parent delegation
		A	2a00:1c98:50::50^{🇧🇪 COMBELL-AS2a00:1c98:50::/44}
		A	89.44.166.48^{🇧🇪 COMBELL-AS89.44.166.0/23 Combell Network}
			PTR	`89.44.166.48.static.hosted.by.combell-ops.net`
NS	`ns4.combell.net`
		A	2001:1598:0:101::3^{🇧🇪 EASYHOST-COLO-AS2001:1598::/32 Easyhost Network}
			PTR	`ns4.combell.net`
		A	86.39.202.67^{🇧🇪 EASYHOST-COLO-AS86.39.128.0/17 Easyhost Network}
			PTR	`ns4.combell.net`
MX	`cortinagroup-com01i.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::6^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db4pr02cu00406.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am3pr04cu00500.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::4^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am0pr04cu00504.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::6^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am4pr0401cu00106.inbound.protection.outlook.com`
		A	52.101.68.10^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-dbbpr03cu00102.inbound.protection.outlook.com`
		A	52.101.73.2^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-as9pr07cu00302.inbound.protection.outlook.com`
		A	52.101.73.12^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am4pr0401cu00104.inbound.protection.outlook.com`
		A	52.101.73.26^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-as9pr05cu01302.inbound.protection.outlook.com`
TXT	`globalsign-domain-verification=d5d8e577738882abd02d557b8d06968e`
TXT	`spf2.0/pra include:spf.flexmail.eu ?all`
TXT	`Uv//oaAJaE7JGrC/F6BN9BBnQZI+MFWZ/jKNOckG 1I4lgkdQbQwV19AsHZJjFp+I0fsbnWhqV5a...`
TXT	`8HTRn+7UQCaxaVrp+pH/H+zefmMTb3XQQ/uIaoq98n8BDfoGbEl3d0Z9qXc2bUCT8SDxGrQjI7Zuj...`
TXT	`MS=ms50620063`
TXT	`_globalsign-domain-verification=qNJjBLeRA2v7g_M5TnyYod7VAJOmu3uDzmHvoJi5jS`
TXT	`hubspot-developer-verification=NzdhNjIxNWEtNDc5Ny00OTczLTlkNmEtNGVhYTQwNmU2OGE0`
TXT	`v=spf1 include:spf.protection.outlook.com include:spf.flexmail.eu mx ip4:194....`
TXT	`2By6VCbqwo5iQLgpkYDOXcYgQg3xS3CHufaWVfqJ/wP/IE8MzVD31j3MzTeJ3Z+/SIjKqancAgFNr...`
TXT	`_globalsign-domain-verification=lJiMTBl58P7tMCeQ-XNERAXoxceZp40SSIecGBQHfC`
SOA	`ns3.combell.net`hostmaster@cortina-group.com serial=1771944695

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1776163327

Same first word

cortina-group.com

DNS History

11 records (6 active, 5 former)

●NSns1.combell.eu2026-03-27 → 2026-04-14 · 3 obs

○ 2015-07-10 04:05:34
● 2026-03-27 00:50:24
● 2026-04-14 10:47:14

○NSns1.cortina-group.com2008-12-16 → 2008-12-16 · 3 obs

● 2008-12-16 13:17:26
○ 2015-07-10 04:05:34
○ 2026-04-14 10:47:14

○NSns2.cortina-group.com2008-12-16 → 2008-12-16 · 3 obs

● 2008-12-16 13:17:26
○ 2015-07-10 04:05:34
○ 2026-04-14 10:47:14

●NSns3.combell.net2015-07-10 → 2026-04-14 · 3 obs

○ 2008-12-16 13:17:26
● 2015-07-10 04:05:34
● 2026-04-14 10:47:14

●NSns4.combell.net2015-07-10 → 2026-04-14 · 3 obs

○ 2008-12-16 13:17:26
● 2015-07-10 04:05:34
● 2026-04-14 10:47:14

●MXcortinagroup-com01i.mail.protection.outlook.com2015-07-10 → 2026-04-14 · 3 obs

○ 2008-12-16 13:17:26
● 2015-07-10 04:05:34
● 2026-04-14 10:47:14

○MXmailhost2.cortina.be2008-12-16 → 2008-12-16 · 3 obs

● 2008-12-16 13:17:26
○ 2015-07-10 04:05:34
○ 2026-04-14 10:47:14

○A178.208.63.1052015-07-10 → 2017-03-19 · 5 obs

○ 2008-12-16 13:17:26
● 2015-07-10 04:05:34
● 2017-03-19 06:26:08
○ 2020-01-31 21:21:14
○ 2026-04-14 10:47:14

●A2a00:1c98:1000:1121:0:1:d46b:f6cc2026-03-27 → 2026-04-14 · 3 obs

○ 2020-01-31 21:21:14
● 2026-03-27 00:50:24
● 2026-04-14 10:47:14

○A77.241.83.542008-12-16 → 2008-12-16 · 3 obs

● 2008-12-16 13:17:26
○ 2015-07-10 04:05:34
○ 2026-04-14 10:47:14

●A77.241.85.292020-01-31 → 2026-04-14 · 3 obs

○ 2017-03-19 06:26:08
● 2020-01-31 21:21:14
● 2026-04-14 10:47:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	i.gtld-servers.net, d.gtld-servers.net, h.gtld-servers.net, c.gtld-servers.net...	-
cortina-group.com	ns3.combell.net, ns4.combell.net	-

✅ Authoritative Response

Server:83.217.73.172

NS records: ns3.combell.net, ns4.combell.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cortina-group.com (unsigned zone)

⏱️ Timing

Total: 483ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`77.241.85.29`
AAAA	1	`2a00:1c98:1000:1121:0:1:d46b:f6cc`
NS	3	`ns1.combell.eu, ns3.combell.net...`
MX	1	`cortinagroup-com01i.mail.protection.outl`
TXT	10	`globalsign-domain-verification=d5d8e5777, spf2.0/pra include:spf.flexmail.eu ?all...`
SOA	1	`ns3.combell.net hostmaster.cortina-group`

Analysis

IP Addresses

cortina-group.com points to two IP numbers: 2a00:1c98:1000:1121:0:1:d46b:f6cc and 77.241.85.29.

Other host names, for instance or-as.be, ludovica.be, design8.be, protrack.be and hongthongthairestaurant.com share IP numbers with cortina-group.com.

Name Servers

The domain cortina-group.com is delegated to three name servers: ns1.combell.eu, ns3.combell.net and ns4.combell.net.

cortina-group.com shares name servers with other domains at least partially, for instance radiologiemorimont.be, sipef.net, etosfranchisevereniging.nl, dakwerken-biermans.be and studentscorner.be.

these name servers are often used with ns3.european-server.com, ns4.european-server.com and ns1.european-server.eu.

Host names with two IP numbers:

ns1.combell.eu points to 2a00:1c98:50::50 and 89.44.166.48

ns3.combell.net points to 2a00:1c98::53:1 and 83.217.73.172

ns4.combell.net points to 2001:1598:0:101::3 and 86.39.202.67

Mail Servers

The mail server for cortina-group.com is cortinagroup-com01i.mail.protection.outlook.com.

Host cortinagroup-com01i.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:ca04::6, 2a01:111:f403:ca09::, 2a01:111:f403:ca09::4, 2a01:111:f403:ca09::6, 52.101.68.10, 52.101.73.2, 52.101.73.12 and 52.101.73.26.

cortina-group.com - robtex.com