DNSWHOIS.INFO - challengeit.koeln

Search for IP or hostnames:

challengeit.koeln checked at 2025-09-07T02:39:48.191Z 324ms 102/102/102 100% R:18

`challengeit.koeln`

NS	`ns1.bdm.microsoftonline.com`
		A	2603:1061:0:700::d0 ^{🇺🇸 Microsoft}
			PTR	`ns1-208.azure-dns.com`
		A	13.107.236.208^{🇺🇸 Microsoft}
			PTR	`ns1-208.azure-dns.com`
NS	`ns2.bdm.microsoftonline.com`
		A	2620:1ec:8ec:700::d0 ^{🇺🇸 Microsoft}
			PTR	`ns2-208.azure-dns.net`
		A	150.171.21.208^{🇺🇸 Microsoft}
			PTR	`ns2-208.azure-dns.net`
NS	`ns3.bdm.microsoftonline.com`
		A	2a01:111:4000:700::d0 ^{🇬🇧 Microsoft}
			PTR	`ns3-208.azure-dns.org`
		A	204.14.183.208^{🇺🇸 Microsoft}
			PTR	`ns3-208.azure-dns.org`
NS	`ns4.bdm.microsoftonline.com`
		A	2620:1ec:bda:700::d0 ^{🇺🇸 Microsoft}
			PTR	`ns4-208.azure-dns.info`
		A	208.84.5.208^{🇺🇸 Microsoft}
			PTR	`ns4-208.azure-dns.info`
MX	`challengeit-koeln.mail.protection.outlook.com`
		A	2a01:111:f403:ca04::9 ^{🇮🇪 Microsoft}
			PTR	`mail-db7pr03cu00601.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::b ^{🇮🇪 Microsoft}
			PTR	`mail-dbbpr03cu00103.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::5 ^{🇳🇱 Microsoft}
			PTR	`mail-am1pr04cu00105.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::7 ^{🇳🇱 Microsoft}
			PTR	`mail-am9pr04cu00107.inbound.protection.outlook.com`
		A	52.101.68.18^{🇮🇪 Microsoft}
			PTR	`mail-db4pr02cu00302.inbound.protection.outlook.com`
		A	52.101.68.36^{🇮🇪 Microsoft}
			PTR	`mail-db5pr02cu00104.inbound.protection.outlook.com`
		A	52.101.73.4^{🇳🇱 Microsoft}
			PTR	`mail-am0pr83cu00404.inbound.protection.outlook.com`
		A	52.101.73.12^{🇳🇱 Microsoft}
			PTR	`mail-am4pr0401cu00104.inbound.protection.outlook.com`

The name servers of challengeit.koeln are at least partially shared with other domains such as pandr.uk, gekom.ch, jothi.com.sg, whitehome.org, and der-glas-koenig.de.

ns1.bdm.microsoftonline.com, 2603:1061:0:700::d0, and 13.107.236.208 are associated in DNS.

ns2.bdm.microsoftonline.com, 2620:1ec:8ec:700::d0, and 150.171.21.208 are also connected in DNS.

ns3.bdm.microsoftonline.com, 2a01:111:4000:700::d0, and 204.14.183.208 point to each other in DNS.

ns4.bdm.microsoftonline.com, 2620:1ec:bda:700::d0, and 208.84.5.208 are linked through DNS as well.

challengeit-koeln.mail.protection.outlook.com points to the following eight IP numbers: 2a01:111:f403:ca04::9, 2a01:111:f403:ca04::b, 2a01:111:f403:ca09::5, 2a01:111:f403:ca09::7, 52.101.68.18, 52.101.68.36, 52.101.73.4, and 52.101.73.12.

dbq