challengeprogram.org - robtex.com

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challengeprogram.org checked at 2026-01-18T02:27:48.508Z 360ms 122/122/122 100% R:11 allDone:true timedOut:false cfaller:4b79614b/3:d7d701ff:6:20634:-:-:-

challengeprogram.org

org

Starts with same word

Starts similarily

AI analysis

challengeprogram.org resolves to four IP numbers: 198.49.23.144, 198.49.23.145, 198.185.159.144 and 198.185.159.145.

Other host names such as groupeg.net, theartofchristinamarin.com, myfutra.com, claireganem.com and dynamicrehabpt.com share IPs with challengeprogram.org.

challengeprogram.org is delegated to two name servers: dns101.register.com and dns102.register.com.

challengeprogram.org shares the same name server setup as sascogrp.com, myammc.org, snaplockequip.com, kitwala.com and alphastartc.com.

Host names with a single IP:

dns101.register.com points to 162.159.24.117.

dns102.register.com points to 162.159.25.158.

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

challengeprogram.org shares at least partially some mail servers with other domains, including santafeproperties.com, samkblake.com, dominiondatacenter.com, clearwindscapital.com and klaschoolsfranchise.com.

these mail servers are often used together with mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx4.googlemail.com and aspmx5.googlemail.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 2a00:1450:4009:c0f::1b and 192.178.223.26.

aspmx.l.google.com points to 2607:f8b0:4004:c23::1a and 142.251.16.26.

alt1.aspmx.l.google.com points to 2a00:1450:400b:c02::1b and 172.253.116.27.

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

Common destinations observed:

172.253.116.27 is reached by aspmx2.googlemail.com and alt1.aspmx.l.google.com.

2a00:1450:4009:c0f::1b is reached by aspmx3.googlemail.com and alt2.aspmx.l.google.com.

192.178.223.26 is reached by aspmx3.googlemail.com and alt2.aspmx.l.google.com.