WWW.RTSAK.COM - cs50.org

Search for IP or hostnames:

cs50.org checked at 2025-09-10T10:42:17.760Z 345ms 153/153/153 100% R:14

`cs50.org`

NS	`ns-177.awsdns-22.com`
		A	2600:9000:5300:b100::1 ^{🇺🇸 Amazon}
			PTR	`ns-177.awsdns-22.com`
		A	205.251.192.177^{🇺🇸 Amazon}
			PTR	`ns-177.awsdns-22.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	173.194.76.27^{🇺🇸 Google}
			PTR	`ws-in-f27.1e100.net`
NS	`ns-700.awsdns-23.net`
		A	2600:9000:5302:bc00::1 ^{🇺🇸 Amazon}
			PTR	`ns-700.awsdns-23.net`
		A	205.251.194.188^{🇺🇸 Amazon}
			PTR	`ns-700.awsdns-23.net`
NS	`ns-1243.awsdns-27.org`
		A	2600:9000:5304:db00::1 ^{🇺🇸 Amazon}
			PTR	`ns-1243.awsdns-27.org`
		A	205.251.196.219^{🇺🇸 Amazon}
			PTR	`ns-1243.awsdns-27.org`
MX	`aspmx.l.google.com`
		A	2607:f8b0:4004:c1b::1a ^{🇺🇸 Google}
			PTR	`wv-in-f26.1e100.net`
		A	172.253.122.26^{🇺🇸 Google}
			PTR	`bh-in-f26.1e100.net`
NS	`ns-2043.awsdns-63.co.uk`
		A	2600:9000:5307:fb00::1 ^{🇺🇸 Amazon}
			PTR	`ns-2043.awsdns-63.co.uk`
		A	205.251.199.251^{🇺🇸 Amazon}
			PTR	`ns-2043.awsdns-63.co.uk`
MX	`alt1.aspmx.l.google.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	`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`
A	185.199.108.153^{🇺🇸 Fastly}
		PTR	`cdn-185-199-108-153.github.com`
A	185.199.109.153^{🇺🇸 Fastly}
		PTR	`cdn-185-199-109-153.github.com`
A	185.199.110.153^{🇺🇸 Fastly}
		PTR	`cdn-185-199-110-153.github.com`
A	185.199.111.153^{🇺🇸 Fastly}
		PTR	`cdn-185-199-111-153.github.com`

`org`

	NS	`a0.org.afilias-nst.info`
	NS	`a2.org.afilias-nst.info`
	NS	`c0.org.afilias-nst.info`
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`d0.org.afilias-nst.org`

PTR for
`234.204.113.208.in-addr.arpa`

Starts with same word
`cs50.eu`
`cs50.college`
`cs50.wiki`
`cs50.es`
`cs50.co.uk`
`cs50.com.ua`
`cs50.readthedocs.io`
`cs50.email`
`cs50.github.io`
`cs50.tk`
`cs50.com`
`cs50.at`
`cs50.university`
`cs50.net`
`cs50.io`
`cs50.events`
`cs50.org`
`cs50.productions`
`cs50.center`
`cs50.mobi`
`cs50.ly`
`cs50.services`
`cs50.me`
`cs50.biz`
`cs50.in`
`cs50.link`
`cs50.de`
`cs50.it`
`cs50.us`
`cs50.co`
`cs50.education`
`cs50.site`
`cs50.info`
`cs50.pro`
`cs50.tv`
`cs50.photos`
`cs50.xyz`

Starts similarily
`cs50.github.io`
`cs50.tk`
`cs50.com`
`sc05.com`
`cs50.at`
`cs50.university`
`s50c.com`
`cs50.net`
`cs50.io`
`cs50.events`
`cs50.org`
`cs50.productions`
`cs50.center`
`cs50.mobi`
`cs50.ly`
`cs50.services`
`cs50.me`
`cs50.biz`
`cs50.in`
`cs50.link`
`cs50.de`
`cs50.it`
`c50s.com`
`cs50.us`
`cs50.co`
`cs50.education`
`cs05.com`
`cs50.site`
`cs50.info`
`cs50.pro`
`cs50.tv`
`sc05.org`
`cs50.photos`
`cs50.xyz`
`cs50.eu`
`cs50.college`
`cs50.wiki`
`cs50.es`
`cs50.co.uk`
`cs50.com.ua`
`cs50.readthedocs.io`
`cs50.email`

AI analysis

cs50.org is associated with the following IP addresses: 185.199.108.153, 185.199.109.153, 185.199.110.153, and 185.199.111.153.

The IP numbers are shared between cs50.org and other host names such as tramontana.xyz, alvinhipolito.com, hoopyeah.com, mc-stan.org, and srubar.net.

Four name servers, ns-177.awsdns-22.com, ns-700.awsdns-23.net, ns-1243.awsdns-27.org, and ns-2043.awsdns-63.co.uk, are delegated to cs50.org.

The domain cs50.org partially shares name servers with other domains such as apprendiendo.net, safeinit.com, nico-banhmi.com, daviplata.com, and lnge.com.

The name servers ns-1318.awsdns-36.org, ns-1932.awsdns-49.co.uk, ns-990.awsdns-59.net, ns-1145.awsdns-15.org, ns-815.awsdns-37.net, ns-1117.awsdns-11.org, ns-1554.awsdns-02.co.uk, ns-65.awsdns-08.com, ns-1813.awsdns-34.co.uk, and ns-606.awsdns-11.net are commonly used in conjunction.

ns-177.awsdns-22.com, 2600:9000:5300:b100::1, and 205.251.192.177 are associated.

ns-700.awsdns-23.net, 2600:9000:5302:bc00::1, and 205.251.194.188 are associated.

ns-1243.awsdns-27.org, 2600:9000:5304:db00::1, and 205.251.196.219 are associated.

ns-2043.awsdns-63.co.uk, 2600:9000:5307:fb00::1, and 205.251.199.251 are associated.

Five mail servers, namely aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com, alt1.aspmx.l.google.com, and alt2.aspmx.l.google.com, handle cs50.org.

Other domains such as dayiri.com, lidersoft.com, ibsse.com, ddi-edge.com, and afsu.org share at least some mail servers with cs50.org.

The mail servers aspmx4.googlemail.com, aspmx5.googlemail.com, alt3.aspmx.l.google.com, and alt4.aspmx.l.google.com are frequently utilized in conjunction.

aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com, alt1.aspmx.l.google.com, and alt2.aspmx.l.google.com all point to two IP numbers each: 2a00:1450:400b:c02::1b and 172.253.116.26 for aspmx2.googlemail.com and alt1.aspmx.l.google.com, and 2a00:1450:400c:c00::1a and 173.194.76.27 for aspmx3.googlemail.com, aspmx.l.google.com, and alt2.aspmx.l.google.com.

dbq