IPLIST.NET - qbmail.questback.com
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qbmail.questback.com checked at 2025-11-17T22:37:55.022Z 650ms 61/61/61 100% R:10 allDone:true timedOut:false qbmail.questback.com
| MX | questback-com.mail.protection.outlook.com | ||||||
| A | 2a01:111:f403:ca04::7 🇮🇪 Microsoft | ||||||
| PTR | mail-db4pr02cu00307.inbound.protection.outlook.com | ||||||
| A | 2a01:111:f403:ca04::a 🇮🇪 Microsoft | ||||||
| PTR | mail-du0pr03cu00102.inbound.protection.outlook.com | ||||||
| A | 2a01:111:f403:ca04::10 🇮🇪 Microsoft | ||||||
| PTR | mail-dbapr03cu00100.inbound.protection.outlook.com | ||||||
| A | 2a01:111:f403:ca09:: 🇳🇱 Microsoft | ||||||
| PTR | mail-am3pr04cu00500.inbound.protection.outlook.com | ||||||
| A | 52.101.68.21🇮🇪 Microsoft | ||||||
| PTR | mail-db4pr02cu00205.inbound.protection.outlook.com | ||||||
| A | 52.101.68.39🇮🇪 Microsoft | ||||||
| PTR | mail-db7pr03cu00607.inbound.protection.outlook.com | ||||||
| A | 52.101.73.1🇳🇱 Microsoft | ||||||
| PTR | mail-am3pr04cu00501.inbound.protection.outlook.com | ||||||
| A | 52.101.73.28🇳🇱 Microsoft | ||||||
| PTR | mail-am7pr05cu00204.inbound.protection.outlook.com | ||||||
questback.com
| NS | ns1.dnshost.net | ||||||
| NS | ns2.dnshost.net | ||||||
| MX | questback-com.mail.protection.outlook.com | ||||||
| A | 162.159.135.42 Cloudflare | ||||||
rank #15703 in the tld
MX for
questback.eu |
questback.us |
questback.org |
questback.co.uk |
questback.sg |
questback-kundencenter.de |
questback-survey.net |
questback.biz |
questback.at |
questback.pl |
questback.cz |
www.questback-kundencenter.de |
Starts similarily
AI analysis
qbmail.questback.com serves as the mail server for questback.eu, questback.us, questback.org, questback.co.uk, questback.sg and a few other domains.
A single mail server handles qbmail.questback.com, questback-com.mail.protection.outlook.com.
qbmail.questback.com shares the same mail server setup as other domains, for instance mail7.questback.com, questback.net, mail15.questback.com, quest3.questback.com and questback.no.
Host questback-com.mail.protection.outlook.com points to eight IPs: 2a01:111:f403:ca04::7, 2a01:111:f403:ca04::a, 2a01:111:f403:ca04::10, 2a01:111:f403:ca09::, 52.101.68.21, 52.101.68.39, 52.101.73.1 and 52.101.73.28.
dbq