CF1760920695959-tsm20251017082432

MXLIST.NET - b-open.nl

Search for IP or hostnames:

b-open.nl checked at 2025-10-20T00:38:15.942Z 530ms 111/111/111 100% R:12

b-open.nl

NSns04.2is.be
A2001:1460:2:2:1c00:4eff:fe00:2bf6 🇳🇱 CLDIN
PTRns04.2is.be
PTRns04b.2is.be
A62.221.197.54🇳🇱 CLDIN
PTRns04.2is.be
NSns03.2is.nl
A2001:1460:3:4:1c00:b4ff:fe00:270a 🇳🇱 CLDIN
PTRns03.2is.nl
A62.221.202.199🇳🇱 CLDIN
PTRns03.2is.nl
NSns05.2is.nl
A2a01:7e02::f03c:94ff:fe2f:fe94 🇪🇸 Linode AS63949
A172.233.110.124🇪🇸 Linode AS63949
PTR172-233-110-124.ip.linodeusercontent.com
MXbopen-nl0c.mail.protection.outlook.com
A2a01:111:f403:ca04::7 🇮🇪 Microsoft
PTRmail-db4pr02cu00307.inbound.protection.outlook.com
A2a01:111:f403:ca04::8 🇮🇪 Microsoft
PTRmail-db5pr02cu00100.inbound.protection.outlook.com
A2a01:111:f403:ca04::e 🇮🇪 Microsoft
PTRmail-db8pr02cu00106.inbound.protection.outlook.com
A2a01:111:f403:ca09::9 🇳🇱 Microsoft
PTRmail-as8pr04cu00801.inbound.protection.outlook.com
A52.101.68.10🇮🇪 Microsoft
PTRmail-dbbpr03cu00102.inbound.protection.outlook.com
A52.101.73.2🇳🇱 Microsoft
PTRmail-as9pr07cu00302.inbound.protection.outlook.com
A52.101.73.26🇳🇱 Microsoft
PTRmail-as9pr05cu01302.inbound.protection.outlook.com
A52.101.73.28🇳🇱 Microsoft
PTRmail-am7pr05cu00204.inbound.protection.outlook.com
A2001:1460:3:0:1c00:caff:fe00:ce6 🇳🇱 CLDIN
PTRv37042.2is.nl
A62.221.199.58🇳🇱 CLDIN
PTRv37042.2is.nl

nl

NSns1.dns.nl
NSns3.dns.nl
NSns4.dns.nl

Starts with same word

Starts similarily

AI analysis

Two IP numbers are pointed to by b-open.nl: 2001:1460:3:0:1c00:caff:fe00:ce6 and 62.221.199.58.

other host names include mail.frisfocus.nl, gardien.nl, kirstenwolfert.com, mail.monumentenwachtnoordholland.nl and frisfocus.nl; they share IP numbers with b-open.nl.

b-open.nl is delegated to three name servers ns04.2is.be, ns03.2is.nl and ns05.2is.nl.

b-open.nl at least partially shares name servers with other domains, for instance baartsemennema.nl, kidswonderland.nl, verdienenmetvideo.nl, eekelsbedrijfskleding.nl and shawmethodeutrecht.com.

These name servers are commonly used alongside ns04.2is.nl.

Host names with two IP numbers:

ns04.2is.be points to 2001:1460:2:2:1c00:4eff:fe00:2bf6 and 62.221.197.54; ns03.2is.nl points to 2001:1460:3:4:1c00:b4ff:fe00:270a and 62.221.202.199; ns05.2is.nl points to 2a01:7e02::f03c:94ff:fe2f:fe94 and 172.233.110.124.

b-open.nl is handled by a single mail server, bopen-nl0c.mail.protection.outlook.com.

Hostname bopen-nl0c.mail.protection.outlook.com resolves to eight IP numbers: 2a01:111:f403:ca04::7, 2a01:111:f403:ca04::8, 2a01:111:f403:ca04::e, 2a01:111:f403:ca09::9, 52.101.68.10, 52.101.73.2, 52.101.73.26 and 52.101.73.28.

Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
dbq

KLZEWxR CF johedugfp 2025-10-20