CF1760782692145-tsm20251017082432

DNSWHOIS.INFO - mail.firstweb4.de

Search for IP or hostnames:

mail.firstweb4.de checked at 2025-10-18T10:18:12.078Z 420ms 96/96/96 100% R:15

mail.firstweb4.de

CNAMEfirstweb4.de
NSns1.first-webway.de
A2001:4178:3:a357:62:116:159:4 🇩🇪 InterNetX
PTRa.customer-auth.net
A62.116.159.4🇩🇪 InterNetX
PTRa.customer-auth.net
NSns2.first-webway.de
A2001:8d8:580:401:217:160:113:37 🇩🇪 IONOS SE
PTRb.customer-auth.net
A217.160.113.37🇩🇪 IONOS SE
PTRb.customer-auth.net
NSns3.first-webway.de
A2a01:130:2000:118:89:146:248:4 🇩🇪 INTERNET AG Global Network
PTRc.customer-auth.net
A89.146.248.4🇩🇪 INTERNET AG Global Network
PTRc.customer-auth.net
NSns4.first-webway.de
A2607:f1c0:1800:8091:74:208:254:4 🇺🇸 IONOS SE
PTRd.customer-auth.net
A74.208.254.4🇺🇸 IONOS SE
PTRd.customer-auth.net
MXmail.firstweb4.de
A2a00:f48:cafe:5209::1 🇩🇪 23M GmbH
PTRmail.firstweb4.de
A212.83.50.224🇩🇪 23M GmbH
PTRmail.firstweb4.de

firstweb4.de

NSns1.first-webway.de
NSns2.first-webway.de
NSns3.first-webway.de
NSns4.first-webway.de
MXmail.firstweb4.de
A2a00:f48:cafe:5209::1 🇩🇪 23M GmbH
A212.83.50.224🇩🇪 23M GmbH

PTR for

MX for

Starts with same word

Starts similarily

AI analysis

mail.firstweb4.de serves as the mail server for firstweb4.de.

Two IP numbers are pointed to by mail.firstweb4.de: 2a00:f48:cafe:5209::1 and 212.83.50.224.

other host names include aesthetics-online.com, mail.kelmtraining.de, vertrieb-service.de, tufek.de and industrie-vertretung-ohsmer.de; they share IP numbers with mail.firstweb4.de.

mail.firstweb4.de delegates to four name servers: ns1.first-webway.de, ns2.first-webway.de, ns3.first-webway.de and ns4.first-webway.de.

mail.firstweb4.de at least partially shares name servers with other domains, for instance gartenhaus-bausatz.com, dergoldschmied.com, klebeband-bedrucken.de, vertrieb-service.de and tufek.de.

Host names with two IP numbers: ns1.first-webway.de points to 2001:4178:3:a357:62:116:159:4 and 62.116.159.4; ns2.first-webway.de points to 2001:8d8:580:401:217:160:113:37 and 217.160.113.37; ns3.first-webway.de points to 2a01:130:2000:118:89:146:248:4 and 89.146.248.4; ns4.first-webway.de points to 2607:f1c0:1800:8091:74:208:254:4 and 74.208.254.4.

mail.firstweb4.de is handled by a single mail server.

The mail server setup for mail.firstweb4.de is the same as for other domains, such as firstweb4.de.

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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JdvaTEY CF johedugfp 2025-10-18