CF1760705792100-tsm20251017082432

WWW.RTSAK.COM - open-up.ch

Search for IP or hostnames:

open-up.ch checked at 2025-10-17T12:56:32.088Z 218ms 116/116/116 100% R:16

open-up.ch

NSns1-33.azure-dns.com
A2603:1061:0:10::21 🇺🇸 Microsoft
PTRns1-33.azure-dns.com
A150.171.10.33🇺🇸 Microsoft
PTRns1-33.azure-dns.com
NSns4-33.azure-dns.info
A2620:1ec:bda:10::21 🇺🇸 Microsoft
PTRns4-33.azure-dns.info
A13.107.206.33🇺🇸 Microsoft
PTRns4-33.azure-dns.info
NSns2-33.azure-dns.net
A2620:1ec:8ec:10::21 🇺🇸 Microsoft
PTRns2-33.azure-dns.net
A150.171.16.33🇺🇸 Microsoft
PTRns2-33.azure-dns.net
NSns3-33.azure-dns.org
A2a01:111:4000:10::21 🇬🇧 Microsoft
PTRns3-33.azure-dns.org
A13.107.222.33🇺🇸 Microsoft
PTRns3-33.azure-dns.org
MXopenup-ch01b.mail.protection.outlook.com
A2a01:111:f403:ca04::2 🇮🇪 Microsoft
PTRmail-du2pr03cu00102.inbound.protection.outlook.com
A2a01:111:f403:ca04::9 🇮🇪 Microsoft
PTRmail-db7pr03cu00601.inbound.protection.outlook.com
A2a01:111:f403:ca09::9 🇳🇱 Microsoft
PTRmail-as8pr04cu00801.inbound.protection.outlook.com
A2a01:111:f403:ca09::b 🇳🇱 Microsoft
PTRmail-am7pr05cu00103.inbound.protection.outlook.com
A52.101.68.8🇮🇪 Microsoft
PTRmail-du0pr03cu00100.inbound.protection.outlook.com
A52.101.68.21🇮🇪 Microsoft
PTRmail-db4pr02cu00205.inbound.protection.outlook.com
A52.101.68.29🇮🇪 Microsoft
PTRmail-dbapr03cu00105.inbound.protection.outlook.com
A52.101.73.4🇳🇱 Microsoft
PTRmail-am0pr83cu00404.inbound.protection.outlook.com
A193.33.128.144🇨🇭 NovaTrend Services GmbH
PTRsrv63.tophost.ch

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NSa.nic.ch
NSb.nic.ch
NSd.nic.ch
NSe.nic.ch
NSf.nic.ch

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Starts with same word

Starts similarily

AI analysis

open-up.ch is a parent of extmailres.open-up.ch and mail.open-up.ch.

open-up.ch resolves to one IP number: 193.33.128.144.

other host names including agf-online.ch, sieger.com, cordulahuber.ch, null-energiehaus.ch and christianbaur.de share IP numbers with open-up.ch.

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.

open-up.ch at least partially shares name servers with other domains, for instance somosla.org, helpwithcourtfees.service.gov.uk, crown-motors.com, gumbrand.ca and talkingretirement.com.au.

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.

open-up.ch is handled by a single mail server, openup-ch01b.mail.protection.outlook.com.

Host openup-ch01b.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:ca04::2, 2a01:111:f403:ca04::9, 2a01:111:f403:ca09::9, 2a01:111:f403:ca09::b, 52.101.68.8, 52.101.68.21, 52.101.68.29 and 52.101.73.4.

Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
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lCEklTC CF johedugfp 2025-10-17