DNSWHOIS.INFO - sem4u.com

Search for IP or hostnames:

sem4u.com checked at 2025-10-31T12:31:28.957Z 433ms 121/121/121 100% R:20

`sem4u.com`

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	`sem4u-com.mail.protection.outlook.com`
		A	2a01:111:f403:ca04::b ^{🇮🇪 Microsoft}
			PTR	`mail-dbbpr03cu00103.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::d ^{🇮🇪 Microsoft}
			PTR	`mail-db6pr03cu00105.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::f ^{🇮🇪 Microsoft}
			PTR	`mail-db7pr03cu00507.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09:: ^{🇳🇱 Microsoft}
			PTR	`mail-am3pr04cu00500.inbound.protection.outlook.com`
		A	52.101.68.29^{🇮🇪 Microsoft}
			PTR	`mail-dbapr03cu00105.inbound.protection.outlook.com`
		A	52.101.68.36^{🇮🇪 Microsoft}
			PTR	`mail-db5pr02cu00104.inbound.protection.outlook.com`
		A	52.101.73.22^{🇳🇱 Microsoft}
			PTR	`mail-am7pr05cu00106.inbound.protection.outlook.com`
		A	52.101.73.30^{🇳🇱 Microsoft}
			PTR	`mail-am7pr05cu00306.inbound.protection.outlook.com`
A	2a01:4f8:d0a:6552::2 ^{🇩🇪 Hetzner}
		PTR	`dedi5369.your-server.de`
A	159.69.224.62^{🇩🇪 Hetzner}
		PTR	`dedi5369.your-server.de`

`com`

	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`

Up

mail.sem4u.com

Starts with same word

sem4u.de

sem4u.com

sem4u.at

sem4u.net

Starts similarily

ems4u.com

sem4u.de

sem4u.com

su4me.com

mse4u.com

sem4u.at

4muse.com

sem4u.net

ems4u.de

muse4.com

us4me.com

ems4u.us

sme4u.com

AI analysis

The parent of mail.sem4u.com is sem4u.com.

Two IP numbers are pointed to by sem4u.com: 2a01:4f8:d0a:6552::2 and 159.69.224.62.

other host names include www.heuser-koeln.de, mail.ela-n.de, schematherapie-rhein-ruhr.de, parkurlaub.de and koelschagentur.de; they share IP numbers with sem4u.com.

sem4u.com delegates to four name servers: ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com, ns3.bdm.microsoftonline.com and ns4.bdm.microsoftonline.com.

sem4u.com at least partially shares name servers with other domains, for instance lynas-corp.com, nutramax.com.br, stb-jaeger.at, tvsolutions.co.nz and aragopinilla.com.

Host names with two IP numbers: ns1.bdm.microsoftonline.com points to 2603:1061:0:700::d0 and 13.107.236.208; ns2.bdm.microsoftonline.com points to 2620:1ec:8ec:700::d0 and 150.171.21.208; ns3.bdm.microsoftonline.com points to 2a01:111:4000:700::d0 and 204.14.183.208; ns4.bdm.microsoftonline.com points to 2620:1ec:bda:700::d0 and 208.84.5.208.

sem4u.com is handled by a single mail server, sem4u-com.mail.protection.outlook.com.

Hostname sem4u-com.mail.protection.outlook.com resolves to eight IP numbers: 2a01:111:f403:ca04::b, 2a01:111:f403:ca04::d, 2a01:111:f403:ca04::f, 2a01:111:f403:ca09::, 52.101.68.29, 52.101.68.36, 52.101.73.22 and 52.101.73.30.

dbq