WWW.ROBTEX.COM - mail.open-up.ch

Search for IP or hostnames:

mail.open-up.ch checked at 2025-10-18T17:56:05.106Z 204ms 209/209/209 100% R:18

`mail.open-up.ch`

CNAME	`open-up.ch`
NS	`ns1-33.azure-dns.com`
		A	2603:1061:0:10::21^{🇺🇸 Microsoft}
			PTR	`ns1-33.azure-dns.com`
		A	150.171.10.33^{🇺🇸 Microsoft}
			PTR	`ns1-33.azure-dns.com`
NS	`ns4-33.azure-dns.info`
		A	2620:1ec:bda:10::21^{🇺🇸 Microsoft}
			PTR	`ns4-33.azure-dns.info`
		A	13.107.206.33^{🇺🇸 Microsoft}
			PTR	`ns4-33.azure-dns.info`
NS	`ns2-33.azure-dns.net`
		A	2620:1ec:8ec:10::21^{🇺🇸 Microsoft}
			PTR	`ns2-33.azure-dns.net`
		A	150.171.16.33^{🇺🇸 Microsoft}
			PTR	`ns2-33.azure-dns.net`
NS	`ns3-33.azure-dns.org`
		A	2a01:111:4000:10::21^{🇬🇧 Microsoft}
			PTR	`ns3-33.azure-dns.org`
		A	13.107.222.33^{🇺🇸 Microsoft}
			PTR	`ns3-33.azure-dns.org`
MX	`openup-ch01b.mail.protection.outlook.com`
		A	2a01:111:f403:ca04::2^{🇮🇪 Microsoft}
			PTR	`mail-du2pr03cu00102.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::6^{🇮🇪 Microsoft}
			PTR	`mail-db4pr02cu00406.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::7^{🇳🇱 Microsoft}
			PTR	`mail-am9pr04cu00107.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::8^{🇳🇱 Microsoft}
			PTR	`mail-as2pr05cu00100.inbound.protection.outlook.com`
		A	52.101.68.0^{🇮🇪 Microsoft}
			PTR	`mail-db3pr0202cu00100.inbound.protection.outlook.com`
		A	52.101.68.12^{🇮🇪 Microsoft}
			PTR	`mail-db9pr02cu00204.inbound.protection.outlook.com`
		A	52.101.73.26^{🇳🇱 Microsoft}
			PTR	`mail-as9pr05cu01302.inbound.protection.outlook.com`
		A	52.101.73.28^{🇳🇱 Microsoft}
			PTR	`mail-am7pr05cu00204.inbound.protection.outlook.com`
A	193.33.128.144^{🇨🇭 NovaTrend Services GmbH}
		PTR	`srv63.tophost.ch`

`open-up.ch`

	NS	`ns1-33.azure-dns.com`
	NS	`ns4-33.azure-dns.info`
	NS	`ns2-33.azure-dns.net`
	NS	`ns3-33.azure-dns.org`
	MX	`openup-ch01b.mail.protection.outlook.com`
	A	193.33.128.144^{🇨🇭 NovaTrend Services GmbH}

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AI analysis

mail.open-up.ch points to a single IP address: 193.33.128.144.

Other host names such as stalden.com, philazone.com, ns1.pchilfe-murten.ch, kanti-forum.ch and mail.fritschi-umzuege.ch share IP numbers with mail.open-up.ch.

mail.open-up.ch is delegated to four name servers: ns1-33.azure-dns.com, ns4-33.azure-dns.info, ns2-33.azure-dns.net and ns3-33.azure-dns.org.

At least part of the name servers for mail.open-up.ch are shared with other domains, for instance worldwidewounds.com, 62.205.37.in-addr.arpa, onsior.com, deleprojekt.ch and pk-engineering.co.uk.

These name servers are commonly used alongside ns1.smtl.co.uk and ns.bf.smtl.co.uk.

Host names with two IP numbers:

ns1-33.azure-dns.com points to: 2603:1061:0:10::21 and 150.171.10.33

ns4-33.azure-dns.info points to: 2620:1ec:bda:10::21 and 13.107.206.33

ns2-33.azure-dns.net points to: 2620:1ec:8ec:10::21 and 150.171.16.33

ns3-33.azure-dns.org points to: 2a01:111:4000:10::21 and 13.107.222.33

The mail server for mail.open-up.ch is openup-ch01b.mail.protection.outlook.com.

mail.open-up.ch shares the same mail server setup as other domains, for instance open-up.ch.

openup-ch01b.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:ca04::2, 2a01:111:f403:ca04::6, 2a01:111:f403:ca09::7, 2a01:111:f403:ca09::8, 52.101.68.0, 52.101.68.12, 52.101.73.26 and 52.101.73.28.

dbq