WWW.RTSAK.COM - check21mail.com

Search for IP or hostnames:

check21mail.com checked at 2025-10-18T11:15:37.249Z 164ms 102/102/102 100% R:11

`check21mail.com`

NS	`ns1-06.azure-dns.com`
		A	2603:1061:0:700::6 ^{🇺🇸 Microsoft}
			PTR	`ns1-06.azure-dns.com`
		A	13.107.236.6^{🇺🇸 Microsoft}
			PTR	`ns1-06.azure-dns.com`
NS	`ns4-06.azure-dns.info`
		A	2620:1ec:bda:700::6 ^{🇺🇸 Microsoft}
			PTR	`ns4-06.azure-dns.info`
		A	208.84.5.6^{🇺🇸 Microsoft}
			PTR	`ns4-06.azure-dns.info`
NS	`ns2-06.azure-dns.net`
		A	2620:1ec:8ec:700::6 ^{🇺🇸 Microsoft}
			PTR	`ns2-06.azure-dns.net`
		A	150.171.21.6^{🇺🇸 Microsoft}
			PTR	`ns2-06.azure-dns.net`
NS	`ns3-06.azure-dns.org`
		A	2a01:111:4000:700::6 ^{🇬🇧 Microsoft}
			PTR	`ns3-06.azure-dns.org`
		A	204.14.183.6^{🇺🇸 Microsoft}
			PTR	`ns3-06.azure-dns.org`
MX	`check21mail-com.mail.protection.outlook.com`
		A	2a01:111:f403:c92c:: ^{🇺🇸 Microsoft}
			PTR	`mail-dm5pr02cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:f802:: ^{🇺🇸 Microsoft}
			PTR	`mail-byapr05cu00400.inbound.protection.outlook.com`
		A	2a01:111:f403:f807::1 ^{🇺🇸 Microsoft}
			PTR	`mail-co1pr21cu00101.inbound.protection.outlook.com`
		A	2a01:111:f403:f90b:: ^{🇺🇸 Microsoft}
			PTR	`mail-bn6pr04cu00100.inbound.protection.outlook.com`
		A	52.101.8.34^{🇺🇸 Microsoft}
			PTR	`mail-dm2pr04cu00102.inbound.protection.outlook.com`
		A	52.101.10.18^{🇺🇸 Microsoft}
			PTR	`mail-bn8pr05cu00302.inbound.protection.outlook.com`
		A	52.101.42.18^{🇺🇸 Microsoft}
			PTR	`mail-co1pr03cu00302.inbound.protection.outlook.com`
		A	52.101.194.15^{🇺🇸 Microsoft}
			PTR	`mail-ch4pr21cu00107.inbound.protection.outlook.com`

check21mail.com

check21mail.com

check21mail.com at least partially shares name servers with other domains, for instance 128.78.20.in-addr.arpa, fcds.com.au, greatbuildersolutions.com, inmetacrayon.no and southlakerotary.org.

Host names with two IP numbers: ns1-06.azure-dns.com points to 2603:1061:0:700::6 and 13.107.236.6; ns4-06.azure-dns.info points to 2620:1ec:bda:700::6 and 208.84.5.6; ns2-06.azure-dns.net points to 2620:1ec:8ec:700::6 and 150.171.21.6; ns3-06.azure-dns.org points to 2a01:111:4000:700::6 and 204.14.183.6.

check21mail.com is handled by a single mail server, check21mail-com.mail.protection.outlook.com.

Host name check21mail-com.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:c92c::, 2a01:111:f403:f802::, 2a01:111:f403:f807::1, 2a01:111:f403:f90b::, 52.101.8.34, 52.101.10.18, 52.101.42.18 and 52.101.194.15.

dbq