CF1761732276205-tsm20251027103946

NSLIST.NET - qbmail.questback.com

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qbmail.questback.com checked at 2025-10-29T10:04:36.189Z 148ms 61/61/61 100% R:13

qbmail.questback.com

MXquestback-com.mail.protection.outlook.com
A2a01:111:f403:ca04::5 🇮🇪 Microsoft
PTRmail-db3pr0202cu00205.inbound.protection.outlook.com
A2a01:111:f403:ca04::d 🇮🇪 Microsoft
A2a01:111:f403:ca04::f 🇮🇪 Microsoft
PTRmail-db7pr03cu00507.inbound.protection.outlook.com
A2a01:111:f403:ca09::7 🇳🇱 Microsoft
PTRmail-am9pr04cu00107.inbound.protection.outlook.com
A52.101.68.3🇮🇪 Microsoft
PTRmail-db7pr03cu00403.inbound.protection.outlook.com
A52.101.68.18🇮🇪 Microsoft
PTRmail-db4pr02cu00302.inbound.protection.outlook.com
A52.101.68.36🇮🇪 Microsoft
PTRmail-db5pr02cu00104.inbound.protection.outlook.com
A52.101.73.30🇳🇱 Microsoft
PTRmail-am7pr05cu00306.inbound.protection.outlook.com

questback.com

NSns1.dnshost.net
NSns2.dnshost.net
MXquestback-com.mail.protection.outlook.com
A162.159.135.42 Cloudflare
rank #30871 globally
rank #15703 in the tld

MX for

Starts similarily

AI analysis

qbmail.questback.com serves as the mail server for questback.eu, questback.us, questback.org, questback.co.uk and questback.sg, plus several other domains.

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

The mail server setup for qbmail.questback.com matches that of other domains, for instance mail7.questback.com, questback.net, mail15.questback.com, quest3.questback.com and questback.no.

Host name questback-com.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:ca04::5, 2a01:111:f403:ca04::d, 2a01:111:f403:ca04::f, 2a01:111:f403:ca09::7, 52.101.68.3, 52.101.68.18, 52.101.68.36 and 52.101.73.30.

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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CfLrKEk CF johedugfp 2025-10-29