WWW.RTSAK.COM - courseboard.com
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courseboard.com checked at 2025-10-12T18:42:23.885Z 413ms 104/104/104 100% R:11courseboard.com
| NS | ns73.domaincontrol.com | ||||||
| A | 2603:5:21a4::2f 🇺🇸 GODADDY-DNS | ||||||
| PTR | ns73.domaincontrol.com | ||||||
| A | 97.74.106.47🇺🇸 GODADDY-DNS | ||||||
| PTR | ns73.domaincontrol.com | ||||||
| NS | ns74.domaincontrol.com | ||||||
| A | 2603:5:22a4::2f 🇺🇸 GODADDY-DNS | ||||||
| PTR | ns74.domaincontrol.com | ||||||
| A | 173.201.74.47🇺🇸 GODADDY-DNS | ||||||
| PTR | ns74.domaincontrol.com | ||||||
| MX | aspmx2.googlemail.com | ||||||
| A | 2a00:1450:400b:c02::1b 🇮🇪 Google | ||||||
| PTR | dj-in-f27.1e100.net | ||||||
| A | 172.253.116.26🇺🇸 Google | ||||||
| PTR | dj-in-f26.1e100.net | ||||||
| MX | aspmx3.googlemail.com | ||||||
| A | 2a00:1450:400c:c00::1a 🇧🇪 Google | ||||||
| PTR | ws-in-f26.1e100.net | ||||||
| PTR | ws-in-x1a.1e100.net | ||||||
| A | 173.194.76.26🇺🇸 Google | ||||||
| PTR | ws-in-f26.1e100.net | ||||||
| MX | aspmx.l.google.com | ||||||
| A | 2607:f8b0:4004:c23::1b 🇺🇸 Google | ||||||
| PTR | yuiadrs-in-f27.1e100.net | ||||||
| A | 192.178.218.26🇺🇸 Google | ||||||
| PTR | yuiadtq-in-f26.1e100.net | ||||||
| MX | alt1.aspmx.l.google.com | ||||||
| A | 2a00:1450:400b:c02::1a 🇮🇪 Google | ||||||
| PTR | dj-in-f26.1e100.net | ||||||
| A | 172.253.116.26🇺🇸 Google | ||||||
| PTR | dj-in-f26.1e100.net | ||||||
| MX | alt2.aspmx.l.google.com | ||||||
| A | 2a00:1450:400c:c00::1a 🇧🇪 Google | ||||||
| PTR | ws-in-f26.1e100.net | ||||||
| PTR | ws-in-x1a.1e100.net | ||||||
| A | 173.194.76.27🇺🇸 Google | ||||||
| PTR | ws-in-f27.1e100.net | ||||||
com
Starts with same word
courseboard.ru |
courseboard.com |
Starts similarily
AI analysis
courseboard.com is delegated to two name servers: ns73.domaincontrol.com and ns74.domaincontrol.com.
courseboard.com shares the same name server setup as mkeibf.com, bodyshoot.de, btcplus.org, bashusa.com and inflatablekayak.ca.
Host names with two IP numbers: ns73.domaincontrol.com points to: 2603:5:21a4::2f and 97.74.106.47; ns74.domaincontrol.com points to: 2603:5:22a4::2f and 173.201.74.47.
Five mail servers handle courseboard.com: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com.
courseboard.com shares at least partially some mail servers with other domains, including maxm.fr, avit-systems.dk, paul4.com, oaklandtribune.com and ccbeu.com.br.
these mail servers are often used together with mail servers aspmx4.googlemail.com, aspmx5.googlemail.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.
Host names with two IP numbers
aspmx2.googlemail.com points to 2a00:1450:400b:c02::1b and 172.253.116.26.
aspmx3.googlemail.com points to 2a00:1450:400c:c00::1a and 173.194.76.26.
aspmx.l.google.com points to 2607:f8b0:4004:c23::1b and 192.178.218.26.
alt1.aspmx.l.google.com points to 2a00:1450:400b:c02::1a and 172.253.116.26.
alt2.aspmx.l.google.com points to 2a00:1450:400c:c00::1a and 173.194.76.27.
Names that point to 172.253.116.26 are aspmx2.googlemail.com and alt1.aspmx.l.google.com.
Names that point to 2a00:1450:400c:c00::1a are aspmx3.googlemail.com and alt2.aspmx.l.google.com.