DNSWHOIS.INFO - courseboard.com
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courseboard.com checked at 2025-11-04T15:04:20.075Z 181ms 104/104/104 100% R:15courseboard.com
| NS | ns73.domaincontrol.com | ||||||
| A | 2603:5:21a4::2f 🇺🇸 GODADDY-DNS-GLOBAL | ||||||
| PTR | ns73.domaincontrol.com | ||||||
| A | 97.74.106.47🇺🇸 GODADDY-DNS-GLOBAL | ||||||
| PTR | ns73.domaincontrol.com | ||||||
| NS | ns74.domaincontrol.com | ||||||
| A | 2603:5:22a4::2f 🇺🇸 GODADDY-DNS-GLOBAL | ||||||
| PTR | ns74.domaincontrol.com | ||||||
| A | 173.201.74.47🇺🇸 GODADDY-DNS-GLOBAL | ||||||
| PTR | ns74.domaincontrol.com | ||||||
| MX | aspmx2.googlemail.com | ||||||
| A | 2a00:1450:400b:c02::1b 🇮🇪 Google | ||||||
| PTR | dj-in-f27.1e100.net | ||||||
| A | 172.253.116.27🇺🇸 Google | ||||||
| PTR | dj-in-f27.1e100.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:c19::1a 🇺🇸 Google | ||||||
| PTR | bk-in-f26.1e100.net | ||||||
| A | 142.250.31.26🇺🇸 Google | ||||||
| PTR | bj-in-f26.1e100.net | ||||||
| MX | alt1.aspmx.l.google.com | ||||||
| A | 2a00:1450:400b:c02::1b 🇮🇪 Google | ||||||
| PTR | dj-in-f27.1e100.net | ||||||
| A | 172.253.116.27🇺🇸 Google | ||||||
| PTR | dj-in-f27.1e100.net | ||||||
| MX | alt2.aspmx.l.google.com | ||||||
| A | 2a00:1450:400c:c00::1b 🇧🇪 Google | ||||||
| PTR | ws-in-f27.1e100.net | ||||||
| PTR | ws-in-x1b.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 other domains, for instance mkeibf.com, bodyshoot.de, btcplus.org, bashusa.com and inflatablekayak.ca.
Host names with two IP numbers:
The host name ns73.domaincontrol.com points to 2603:5:21a4::2f and 97.74.106.47; the host name ns74.domaincontrol.com points to 2603:5:22a4::2f and 173.201.74.47.
courseboard.com is handled by five mail servers: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com.
courseboard.com shares some mail servers with other domains, at least partially, for instance maxm.fr, avit-systems.dk, paul4.com, oaklandtribune.com and ccbeu.com.br.
these mail servers are often used with aspmx4.googlemail.com, aspmx5.googlemail.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.
Host names with two IP numbers:
The host aspmx2.googlemail.com points to: 2a00:1450:400b:c02::1b and 172.253.116.27.
The host aspmx3.googlemail.com points to: 2a00:1450:400c:c00::1a and 173.194.76.26.
The host aspmx.l.google.com points to: 2607:f8b0:4004:c19::1a and 142.250.31.26.
The host alt1.aspmx.l.google.com points to: 2a00:1450:400b:c02::1b and 172.253.116.27.
The host alt2.aspmx.l.google.com points to: 2a00:1450:400c:c00::1b and 173.194.76.27.
Host names that point to 2a00:1450:400b:c02::1b: aspmx2.googlemail.com and alt1.aspmx.l.google.com.
Host names that point to 172.253.116.27: aspmx2.googlemail.com and alt1.aspmx.l.google.com.
aspmx2.googlemail.com and alt1.aspmx.l.google.com both point to 2a00:1450:400b:c02::1b and 172.253.116.27.