WWW.RTSAK.COM - coursemaster.com
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coursemaster.com checked at 2025-10-07T12:20:27.393Z 226ms 96/96/96 100% R:20coursemaster.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:: 🇦🇺 Microsoft | ||||||
| PTR | mail-sy2pr01cu00300.inbound.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::1 🇦🇺 Microsoft | ||||||
| PTR | mail-meupr01cu00301.inbound.protection.outlook.com | ||||||
| A | 52.101.149.0🇦🇺 Microsoft | ||||||
| PTR | mail-sy2pr01cu00300.inbound.protection.outlook.com | ||||||
| A | 52.101.149.2🇦🇺 Microsoft | ||||||
| PTR | mail-sy5pr01cu00902.inbound.protection.outlook.com | ||||||
| A | 52.101.149.9🇦🇺 Microsoft | ||||||
| PTR | mail-sy2pr01cu00501.inbound.protection.outlook.com | ||||||
| A | 52.101.151.5🇦🇺 Microsoft | ||||||
| PTR | mail-meupr01cu00305.inbound.protection.outlook.com | ||||||
| MX | in.sjc.mx.trendmicro.com | ||||||
| A | 192.185.14.67🇺🇸 AS19871 | ||||||
| PTR | 192-185-14-67.unifiedlayer.com | ||||||
com
Up
www.coursemaster.com |
Starts with same word
coursemaster.net.au |
coursemaster.co |
coursemaster.herokuapp.com |
coursemaster.com.au |
coursemaster.co.uk |
coursemaster.com |
coursemaster.net |
Starts similarily
AI analysis
coursemaster.com is the parent of www.coursemaster.com.
coursemaster.com resolves to a single IP address: 192.185.14.67.
Other host names such as brpro.com.br, mail.dcsosar.com, aelled.com and koppl.com share IP numbers with coursemaster.com.
coursemaster.com's delegation uses two name servers, ns1.mermaidinthe.net and ns2.mermaidinthe.net.
coursemaster.com shares the same name server setup as other domains, for instance mermaidinthe.net.
Host names with a single IP:
ns1.mermaidinthe.net points to 192.185.14.240.
ns2.mermaidinthe.net points to 192.185.14.33.
coursemaster.com is handled by two mail servers: coursemaster-com.mail.protection.outlook.com and in.sjc.mx.trendmicro.com.
The mail servers for coursemaster.com are shared with other domains, for instance chicagochambermusic.org, fullind.com, clarkdjfs.org, ecotax.com and firstamericanstock.com.
these mail servers are commonly used with 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 and aspmx3.googlemail.com.
Host name with eight IP numbers:
The host name coursemaster-com.mail.protection.outlook.com points to 2a01:111:f403:cc31::, 2a01:111:f403:cc31::1, 2a01:111:f403:cc31::2, 2a01:111:f403:cc33::1, 52.101.149.0, 52.101.149.2, 52.101.149.9 and 52.101.151.5.