MXLIST.NET - challenge.blue
Search for IP or hostnames:
challenge.blue checked at 2025-10-18T03:53:43.179Z 164ms 123/123/123 100% R:10challenge.blue
blue
| NS | a0.nic.blue | ||||||
| NS | a2.nic.blue | ||||||
| NS | b0.nic.blue | ||||||
| NS | b2.nic.blue | ||||||
| NS | c0.nic.blue | ||||||
Starts with same word
Starts similarily
AI analysis
challenge.blue's delegation is to two name servers mark.ns.cloudflare.com and zoe.ns.cloudflare.com.
challenge.blue shares the same name server configuration as other domains, such as tumbayiler.com, trkwave.com, vistadbsoftware.net, 826dz.com and jasmijncarrein.be.
challenge.blue at least partially shares its name servers with other domains, for instance hammersen.me, glassprotect.nl, weinstore24.de, iapptechnologies.com and ckshome.com.
These name servers are commonly used alongside leah.ns.cloudflare.com and abby.ns.cloudflare.com.
Host names with six IP numbers:
mark.ns.cloudflare.com points to: 2606:4700:58::adf5:3b82, 2803:f800:50::6ca2:c182, 2a06:98c1:50::ac40:2182, 108.162.193.130, 172.64.33.130 and 173.245.59.130.
zoe.ns.cloudflare.com points to: 2606:4700:50::adf5:3a95, 2803:f800:50::6ca2:c095, 2a06:98c1:50::ac40:2095, 108.162.192.149, 172.64.32.149 and 173.245.58.149.
Two mail servers mail.protonmail.ch and mailsec.protonmail.ch handle challenge.blue.
challenge.blue uses the same mail server setup as other domains such as tiamaht.com, adamsovi.com, carl.us, co19.net and bravi.fr.
challenge.blue shares some mail servers with other domains, including directasc.com, milcert.ch, cases.gg, diglin.com and worldsbestsavings.com.
These mail servers are commonly used alongside the mail servers mxa.mailgun.org and mxb.mailgun.org.
Host names with three IP numbers
The host name mail.protonmail.ch points to 176.119.200.128, 185.70.42.128 and 185.205.70.128; the host name mailsec.protonmail.ch points to 176.119.200.129, 185.70.42.129 and 185.205.70.129