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CF1737952772893-tsm20250123130612

DNSTREE.COM - thegreatcourses.com

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thegreatcourses.com checked at 2025-01-27T04:39:32.895Z 320ms 145/145/145 100% R:11

thegreatcourses.com

NSudns1.ultradns.net
A2001:502:f3ff::d 🇺🇸 Neustar
PTRudns1.ultradns.net
A204.69.234.1🇺🇸 Neustar
PTRudns1.ultradns.net
NSudns2.ultradns.net
A2610:a1:1014::d 🇺🇸 Neustar
PTRudns2.ultradns.net
A204.74.101.1🇺🇸 Neustar
PTRudns2.ultradns.net
MXcluster2.us.messagelabs.com
A67.219.246.208🇺🇸 Amazon
PTRmail907.messagelabs.com
A67.219.246.210🇺🇸 Amazon
PTRmail909.messagelabs.com
A67.219.246.215🇺🇸 Amazon
PTRmail901.messagelabs.com
A67.219.247.106🇺🇸 Amazon
PTRmail923.messagelabs.com
A67.219.247.202🇺🇸 Amazon
PTRmail930.messagelabs.com
A67.219.247.204🇺🇸 Amazon
PTRmail931.messagelabs.com
A67.219.250.212🇺🇸 Amazon
PTRmail943.messagelabs.com
A67.219.250.218🇺🇸 Amazon
PTRmail951.messagelabs.com
MXcluster2a.us.messagelabs.com
A54.243.60.31🇺🇸 Amazon
PTRec2-54-243-60-31.compute-1.amazonaws.com
MXthegreatcourses-com.mail.protection.outlook.com
A2a01:111:f403:c802:: 🇺🇸 Microsoft
PTRmail-cy4pr03cu00100.inbound.protection.outlook.com
A2a01:111:f403:c902::4 🇺🇸 Microsoft
PTRmail-sj0pr03cu01504.inbound.protection.outlook.com
A2a01:111:f403:f90b:: 🇺🇸 Microsoft
PTRmail-bn6pr04cu00100.inbound.protection.outlook.com
A2a01:111:f403:f90d:: 🇺🇸 Microsoft
PTRmail-sn1pr0501cu00200.inbound.protection.outlook.com
A52.101.9.14🇺🇸 Microsoft
PTRmail-bl0pr03cu00206.inbound.protection.outlook.com
A52.101.11.10🇺🇸 Microsoft
PTRmail-sa9pr03cu00202.inbound.protection.outlook.com
A52.101.41.4🇺🇸 Microsoft
PTRmail-sj2pr05cu00204.inbound.protection.outlook.com
A52.101.194.4🇺🇸 Microsoft
PTRmail-ch4pr04cu00104.inbound.protection.outlook.com
A204.74.99.100🇺🇸 Neustar
PTRcrs.ultradns.net

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
rank #24088 globally
rank #12373 in the tld
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(lm)thegreatcourses.com
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(le)thegreatcourses.com

AI analysis

thegreatcourses.com is configured to point to the IP address 204.74.99.100.

The IP numbers for thegreatcourses.com are also shared by other host names such as prescribeitrx.com, redbullspam.com, expedaia.com, ttabor.myself.com, and healthmh.com.

Two name servers, udns1.ultradns.net and udns2.ultradns.net, are delegated for thegreatcourses.com.

The name server setup of thegreatcourses.com is identical to that of several other domains, such as 67.154.156.in-addr.arpa, russ-ren.com, mynortonaccount.com, bridgepointeducation.com, and jimfalkchryslerjeepdodgeram.com.

The domain thegreatcourses.com shares name servers, at least in part, with other domains such as msicharge.com, imation.eu, neustaradadvisor.info, www.us, and walkamerica.org.

The name servers pdns5.ultradns.info, pdns4.ultradns.org, pdns6.ultradns.co.uk, pdns1.ultradns.net, pdns2.ultradns.net, pdns3.ultradns.org, dns1.p01.nsone.net, dns2.p01.nsone.net, dns3.p01.nsone.net, and dns4.p01.nsone.net are frequently utilized in conjunction.

udns1.ultradns.net and udns2.ultradns.net each point to two IP numbers: 2001:502:f3ff::d, 204.69.234.1 and 2610:a1:1014::d, 204.74.101.1 respectively.

Three mail servers, cluster2.us.messagelabs.com, cluster2a.us.messagelabs.com, and thegreatcourses-com.mail.protection.outlook.com, manage thegreatcourses.com.

Some mail servers of thegreatcourses.com are partially shared with other domains such as catfootwear.ru, sekisuiurethane.co.jp, orchardsoft.com, innovatewithdairy.net, and ezinetmail.com.

The mail servers cust39341-1.in.mailcontrol.com, cust39341-2.in.mailcontrol.com, mxa-00204f01.gslb.pphosted.com, and mxb-00204f01.gslb.pphosted.com are frequently utilized in conjunction.

cluster2.us.messagelabs.com points to a list of eight IP numbers: 67.219.246.208, 67.219.246.210, 67.219.246.215, 67.219.247.106, 67.219.247.202, 67.219.247.204, 67.219.250.212, and 67.219.250.218. cluster2a.us.messagelabs.com points to a single IP number: 54.243.60.31. thegreatcourses-com.mail.protection.outlook.com points to a series of eight IP numbers: 2a01:111:f403:c802::, 2a01:111:f403:c902::4, 2a01:111:f403:f90b::, 2a01:111:f403:f90d::, 52.101.9.14, 52.101.11.10, 52.101.41.4, and 52.101.194.4.

dbq

gaqrdlc CF johedugfp 2025-01-27