WWW.RTSAK.COM - www.coursemaster.com
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www.coursemaster.com checked at 2025-10-09T17:25:10.888Z 253ms 100/100/100 100% R:16www.coursemaster.com
| CNAME | coursemaster.com | ||||||
| NS | ns1.mermaidinthe.net | ||||||
| A | 192.185.14.240🇺🇸 AS19871 | ||||||
| PTR | ns47.websitewelcome.com | ||||||
| NS | ns2.mermaidinthe.net | ||||||
| A | 192.185.14.33🇺🇸 AS19871 | ||||||
| PTR | ns48.websitewelcome.com | ||||||
| MX | coursemaster-com.mail.protection.outlook.com | ||||||
| A | 2a01:111:f403:cc31::1 🇦🇺 Microsoft | ||||||
| PTR | mail-sy8pr01cu00101.inbound.protection.outlook.com | ||||||
| A | 2a01:111:f403:cc31::2 🇦🇺 Microsoft | ||||||
| PTR | mail-sy5pr01cu00902.inbound.protection.outlook.com | ||||||
| A | 2a01:111:f403:cc33:: 🇦🇺 Microsoft | ||||||
| PTR | mail-meupr01cu00200.inbound.protection.outlook.com | ||||||
| A | 2a01:111:f403:cc33::1 🇦🇺 Microsoft | ||||||
| PTR | mail-meupr01cu00301.inbound.protection.outlook.com | ||||||
| A | 52.101.149.0🇦🇺 Microsoft | ||||||
| PTR | mail-sy2pr01cu00300.inbound.protection.outlook.com | ||||||
| A | 52.101.149.1🇦🇺 Microsoft | ||||||
| PTR | mail-sy8pr01cu00101.inbound.protection.outlook.com | ||||||
| A | 52.101.149.2🇦🇺 Microsoft | ||||||
| PTR | mail-sy5pr01cu00902.inbound.protection.outlook.com | ||||||
| A | 52.101.149.9🇦🇺 Microsoft | ||||||
| PTR | mail-sy2pr01cu00501.inbound.protection.outlook.com | ||||||
| MX | in.sjc.mx.trendmicro.com | ||||||
| A | 192.185.14.67🇺🇸 AS19871 | ||||||
| PTR | 192-185-14-67.unifiedlayer.com | ||||||
coursemaster.com
| NS | ns1.mermaidinthe.net | ||||||
| NS | ns2.mermaidinthe.net | ||||||
| MX | coursemaster-com.mail.protection.outlook.com | ||||||
| MX | in.sjc.mx.trendmicro.com | ||||||
| A | 192.185.14.67🇺🇸 AS19871 | ||||||
Starts with same word
Starts similarily
AI analysis
www.coursemaster.com points to a single IP address: 192.185.14.67.
Other host names such as brpro.com.br, mail.dcsosar.com, aelled.com, koppl.com and coursemaster.com share IPs with www.coursemaster.com.
Two name servers ns1.mermaidinthe.net and ns2.mermaidinthe.net handle the delegation for www.coursemaster.com.
www.coursemaster.com uses the same name server setup as other domains, for example coursemaster.com and mermaidinthe.net.
Host names with one IP number:
ns1.mermaidinthe.net points to 192.185.14.240; ns2.mermaidinthe.net points to 192.185.14.33.
Two mail servers handle www.coursemaster.com: coursemaster-com.mail.protection.outlook.com and in.sjc.mx.trendmicro.com.
The mail server setup for www.coursemaster.com is the same as that of other domains, for instance coursemaster.com.
www.coursemaster.com shares at least partially some mail servers with other domains, for instance esuite.biz, juddfarris.com.hk, mascotte.com, mathoura.com and jgarc.com.
These mail servers are often used together with the mail servers in-mig04.hes.trendmicro.com, in.mx.trendmicro-fail-over.akadns.net, in.hes.trendmicro.com, aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, in-mig03.hes.trendmicro.com, aspmx2.googlemail.com, aspmx3.googlemail.com and smtp.ejdonelley.co.nz.
Host name coursemaster-com.mail.protection.outlook.com has eight IP numbers: 2a01:111:f403:cc31::1, 2a01:111:f403:cc31::2, 2a01:111:f403:cc33::, 2a01:111:f403:cc33::1, 52.101.149.0, 52.101.149.1, 52.101.149.2 and 52.101.149.9.