CF1760014869737-tsm20251009080619

IPLIST.NET - coursekey.com

Search for IP or hostnames:

coursekey.com checked at 2025-10-09T13:01:09.709Z 823ms 124/124/124 100% R:14

coursekey.com

NSns-251.awsdns-31.com
A2600:9000:5300:fb00::1 🇺🇸 Amazon
PTRns-251.awsdns-31.com
A205.251.192.251🇺🇸 Amazon
PTRns-251.awsdns-31.com
NSns-599.awsdns-10.net
A2600:9000:5302:5700::1 🇺🇸 Amazon
PTRns-599.awsdns-10.net
A205.251.194.87🇺🇸 Amazon
PTRns-599.awsdns-10.net
NSns-1268.awsdns-30.org
A2600:9000:5304:f400::1 🇺🇸 Amazon
PTRns-1268.awsdns-30.org
A205.251.196.244🇺🇸 Amazon
PTRns-1268.awsdns-30.org
NSns-1563.awsdns-03.co.uk
A2600:9000:5306:1b00::1 🇺🇸 Amazon
PTRns-1563.awsdns-03.co.uk
A205.251.198.27🇺🇸 Amazon
PTRns-1563.awsdns-03.co.uk
MXcoursekey-com.mail.protection.outlook.com
A2a01:111:f403:c902::16 🇺🇸 Microsoft
PTRmail-byapr04cu00306.inbound.protection.outlook.com
A2a01:111:f403:c903:: 🇺🇸 Microsoft
PTRmail-co1pr03cu00100.inbound.protection.outlook.com
A2a01:111:f403:c946::4 🇺🇸 Microsoft
PTRmail-ch0pr04cu00504.inbound.protection.outlook.com
A2a01:111:f403:f901::2 🇺🇸 Microsoft
PTRmail-bl2pr02cu00402.inbound.protection.outlook.com
A52.101.9.11🇺🇸 Microsoft
PTRmail-bl2pr04cu00103.inbound.protection.outlook.com
A52.101.10.5🇺🇸 Microsoft
PTRmail-bn6pr04cu00105.inbound.protection.outlook.com
A52.101.11.7🇺🇸 Microsoft
PTRmail-sa9pr04cu00107.inbound.protection.outlook.com
A52.101.11.9🇺🇸 Microsoft
PTRmail-sn1pr02cu00101.inbound.protection.outlook.com
A199.16.172.90🇺🇸 Automattic
A199.16.173.122🇺🇸 Automattic

com

NSa.gtld-servers.net
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net

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Starts with same word

Starts similarily

AI analysis

coursekey.com is the parent of www.coursekey.com.

coursekey.com resolves to two IP numbers: 199.16.172.90 and 199.16.173.122.

Other host names, for instance nasda.org, customketubah.com, fussfreeflavours.com, thecoursekey.com and olypress.com share IP numbers with coursekey.com.

coursekey.com is delegated to four name servers: ns-251.awsdns-31.com, ns-599.awsdns-10.net, ns-1268.awsdns-30.org and ns-1563.awsdns-03.co.uk.

coursekey.com shares some name servers with other domains, for example dp.fammit.com, gitforums.org, roomrs.com, socialbusiness.awsapps.com and d2f59l2oa310di.cloudfront.net.

these name servers are often used with ns-851.awsdns-42.net, ns-463.awsdns-57.com, ns-1183.awsdns-19.org, ns-120.awsdns-15.com, ns-1528.awsdns-63.org, ns-1692.awsdns-19.co.uk, ns-1293.awsdns-33.org, ns-336.awsdns-42.com, ns-63.awsdns-07.com and ns-641.awsdns-16.net.

Host names with two IP numbers

Two IPs per host:

ns-251.awsdns-31.com points to 2600:9000:5300:fb00::1 and 205.251.192.251

ns-599.awsdns-10.net points to 2600:9000:5302:5700::1 and 205.251.194.87

ns-1268.awsdns-30.org points to 2600:9000:5304:f400::1 and 205.251.196.244

ns-1563.awsdns-03.co.uk points to 2600:9000:5306:1b00::1 and 205.251.198.27

coursekey.com is handled by a single mail server, coursekey-com.mail.protection.outlook.com.

Host coursekey-com.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:c902::16, 2a01:111:f403:c903::, 2a01:111:f403:c946::4, 2a01:111:f403:f901::2, 52.101.9.11, 52.101.10.5, 52.101.11.7 and 52.101.11.9.

Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
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lvVOrJG CF johedugfp 2025-10-09