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coursera.org checked at 2026-01-02T15:16:50.570Z 488ms 173/173/173 100% R:14 allDone:true timedOut:false cfaller:185c873c/18:2595dc5f:21193:undefined

coursera.org

NSns-258.awsdns-32.com
A2600:9000:5301:200::1🇺🇸 Amazon
PTRns-258.awsdns-32.com
A205.251.193.2🇺🇸 Amazon
PTRns-258.awsdns-32.com
MXaspmx2.googlemail.com
A2a00:1450:400b:c02::1a🇮🇪 Google
PTRdj-in-f26.1e100.net
A172.253.116.27🇺🇸 Google
PTRdj-in-f27.1e100.net
MXaspmx3.googlemail.com
A2a00:1450:4013:c1e::1a🇳🇱 Google
PTRyugrqzs-in-f26.1e100.net
A192.178.213.26🇺🇸 Google
PTRyugrqzs-in-f26.1e100.net
MXaspmx4.googlemail.com
A2a00:1450:400c:c00::1a🇧🇪 Google
PTRws-in-f26.1e100.net
PTRws-in-x1a.1e100.net
A173.194.76.26🇺🇸 Google
PTRws-in-f26.1e100.net
MXaspmx5.googlemail.com
A2a00:1450:4025:402::1a🇳🇱 Google
PTRrb-in-f26.1e100.net
A142.250.102.27🇺🇸 Google
PTRrb-in-f27.1e100.net
NSns-688.awsdns-22.net
A2600:9000:5302:b000::1🇺🇸 Amazon
PTRns-688.awsdns-22.net
A205.251.194.176🇺🇸 Amazon
PTRns-688.awsdns-22.net
NSns-1481.awsdns-57.org
A2600:9000:5305:c900::1🇺🇸 Amazon
PTRns-1481.awsdns-57.org
A205.251.197.201🇺🇸 Amazon
PTRns-1481.awsdns-57.org
MXaspmx.l.google.com
A2a00:1450:4009:c0f::1b🇬🇧 Google
PTRyulhrs-in-f27.1e100.net
A192.178.223.27🇺🇸 Google
PTRyulhrs-in-f27.1e100.net
NSns-1590.awsdns-06.co.uk
A2600:9000:5306:3600::1🇺🇸 Amazon
PTRns-1590.awsdns-06.co.uk
A205.251.198.54🇺🇸 Amazon
PTRns-1590.awsdns-06.co.uk
MXalt1.aspmx.l.google.com
A2a00:1450:4025:402::1b🇳🇱 Google
PTRrb-in-f27.1e100.net
A142.250.102.26🇺🇸 Google
PTRrb-in-f26.1e100.net
MXalt2.aspmx.l.google.com
A2a00:1450:4009:c0f::1b🇬🇧 Google
PTRyulhrs-in-f27.1e100.net
A192.178.223.26🇺🇸 Google
PTRyulhrs-in-f26.1e100.net
A13.226.238.8
PTRserver-13-226-238-8.iad61.r.cloudfront.net
A13.226.238.21
PTRserver-13-226-238-21.iad61.r.cloudfront.net
A13.226.238.65
PTRserver-13-226-238-65.iad61.r.cloudfront.net
A13.226.238.108
PTRserver-13-226-238-108.iad61.r.cloudfront.net

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This domain name "coursera.org" is the web address for Coursera, an American online learning platform that offers massive open online courses (MOOC), specializations, and degrees in a variety of subjects such as computer science, data science, business, and many others. It was founded by Stanford professors Andrew Ng and Daphne Koller in 2012.

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AI analysis

coursera.org is a parent of chattanooga.coursera.org, es.coursera.org, tools.coursera.org, intra.coursera.org, umn.coursera.org and a few other host names.

coursera.org resolves to four IP numbers: 13.226.238.8, 13.226.238.21, 13.226.238.65 and 13.226.238.108.

Other host names such as dwz4fxnz18u5o.cloudfront.net, arttre.com, d1afesqnicd1oq.cloudfront.net, originchiropractic.com and fracture.me share IPs with coursera.org.

coursera.org is delegated to four name servers: ns-258.awsdns-32.com, ns-688.awsdns-22.net, ns-1481.awsdns-57.org and ns-1590.awsdns-06.co.uk.

coursera.org at least partially shares name servers with other domains, for instance kcplante.com, d356lzzjveweq6.cloudfront.net, facepalmbook.com, fuckbookcamgirls.com and 4b1d.com.

these name servers are commonly used together with the name servers ns-1558.awsdns-02.co.uk, ns-42.awsdns-05.com, ns-348.awsdns-43.com, ns-1691.awsdns-19.co.uk and ns-1845.awsdns-38.co.uk.

Host names with two IP numbers: ns-258.awsdns-32.com points to 2600:9000:5301:200::1 and 205.251.193.2; ns-688.awsdns-22.net points to 2600:9000:5302:b000::1 and 205.251.194.176; ns-1481.awsdns-57.org points to 2600:9000:5305:c900::1 and 205.251.197.201; ns-1590.awsdns-06.co.uk points to 2600:9000:5306:3600::1 and 205.251.198.54.

Seven mail servers handle coursera.org: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com, aspmx5.googlemail.com, aspmx.l.google.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com.

coursera.org shares at least partially some mail servers with other domains, including juan23.edu.pe, ktmoperating.com, weproject.media, eraudeltachi.com and redsleightrees.com.

these mail servers are commonly used with 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::1a and 172.253.116.27

aspmx3.googlemail.com points to: 2a00:1450:4013:c1e::1a and 192.178.213.26

aspmx4.googlemail.com points to: 2a00:1450:400c:c00::1a and 173.194.76.26

aspmx5.googlemail.com points to: 2a00:1450:4025:402::1a and 142.250.102.27

aspmx.l.google.com points to: 2a00:1450:4009:c0f::1b and 192.178.223.27

alt1.aspmx.l.google.com points to: 2a00:1450:4025:402::1b and 142.250.102.26

alt2.aspmx.l.google.com points to: 2a00:1450:4009:c0f::1b and 192.178.223.26

Host names that point to 2a00:1450:4009:c0f::1b: aspmx.l.google.com and alt2.aspmx.l.google.com