ROBTEX.COM - challenge.org

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challenge.org checked at 2025-12-07T21:39:57.547Z 1861ms 121/121/121 100% R:14 allDone:true timedOut:false

challenge.org

NStwo.freethought-dns.com
A2a00:b980:4:3::98๐Ÿ‡ฌ๐Ÿ‡ง Freethought Internet Limited
PTRman1-dns01.uk.fi.net.uk
A176.74.19.98๐Ÿ‡ฌ๐Ÿ‡ง Freethought Internet Limited
PTRman1-dns01.uk.fi.net.uk
NSthree.freethought-dns.net
A2a03:ee40:961::73๐Ÿ‡ฌ๐Ÿ‡ง VeloxServ Communications
PTRwol1-dns01.uk.fi.net.uk
A91.240.224.73๐Ÿ‡ฌ๐Ÿ‡ง VeloxServ Communications
NSone.freethought-dns.uk
A2a00:b980:4:2::106๐Ÿ‡ฌ๐Ÿ‡ง Freethought Internet Limited
PTRlon2-dns01.uk.fi.net.uk
A176.74.16.106๐Ÿ‡ฌ๐Ÿ‡ง Freethought Internet Limited
PTRlon2-dns01.uk.fi.net.uk
MXchallenge-org.mail.protection.outlook.com
A2a01:111:f403:ca04::a๐Ÿ‡ฎ๐Ÿ‡ช Microsoft
PTRmail-du0pr03cu00102.inbound.protection.outlook.com
A2a01:111:f403:ca04::10๐Ÿ‡ฎ๐Ÿ‡ช Microsoft
PTRmail-dbapr03cu00100.inbound.protection.outlook.com
A2a01:111:f403:ca09::4๐Ÿ‡ณ๐Ÿ‡ฑ Microsoft
PTRmail-am0pr04cu00504.inbound.protection.outlook.com
A2a01:111:f403:ca09::6๐Ÿ‡ณ๐Ÿ‡ฑ Microsoft
PTRmail-am4pr0401cu00106.inbound.protection.outlook.com
A52.101.68.29๐Ÿ‡ฎ๐Ÿ‡ช Microsoft
PTRmail-dbapr03cu00105.inbound.protection.outlook.com
A52.101.68.32๐Ÿ‡ฎ๐Ÿ‡ช Microsoft
PTRmail-db3pr0202cu00200.inbound.protection.outlook.com
A52.101.68.36๐Ÿ‡ฎ๐Ÿ‡ช Microsoft
PTRmail-db5pr02cu00104.inbound.protection.outlook.com
A52.101.73.16๐Ÿ‡ณ๐Ÿ‡ฑ Microsoft
PTRmail-as2pr05cu00100.inbound.protection.outlook.com
NSldex1-plesk4.uk.fi.net.uk
A2a00:b980:3:9::195๐Ÿ‡ฌ๐Ÿ‡ง Freethought Internet Limited
PTRldex1-plesk4.uk.fi.net.uk
A194.110.243.195๐Ÿ‡ฌ๐Ÿ‡ง Freethought Internet Limited
PTRldex1-plesk4.uk.fi.net.uk
A2a00:b980:3:11::7๐Ÿ‡ฌ๐Ÿ‡ง Freethought Internet Limited
A194.110.243.195๐Ÿ‡ฌ๐Ÿ‡ง Freethought Internet Limited
PTRldex1-plesk4.uk.fi.net.uk

org

rank #530973 globally
rank #45832 in the tld

Starts with same word

Starts similarily

AI analysis

challenge.org points to two IP numbers: 2a00:b980:3:11::7 and 194.110.243.195.

Other host names, for instance allaboutbookbinding.com, facsimile-editions.com, swains.co.uk, ldex1-plesk4.uk.fi.net.uk and ruralcreative.co.uk share IP numbers with challenge.org.

challenge.org is delegated to four name servers: two.freethought-dns.com, three.freethought-dns.net, one.freethought-dns.uk and ldex1-plesk4.uk.fi.net.uk.

challenge.org at least partially shares its name servers with other domains, for instance broomsmeadsurfacing.com, aarton.co.uk, agrimachinery.trade, vaspanels.com and insideout-rehab.org.

These name servers are commonly used with zero.freethought-dns.co.uk, ldex1-cpanel7.uk.fi.net.uk, ldex1-plesk8.uk.fi.net.uk, ldex1-cpanel5.uk.fi.net.uk, ldex1-plesk5.uk.fi.net.uk, ldex1-plesk9.uk.fi.net.uk and ldex1-plesk6.uk.fi.net.uk.

Host names with two IPs: two.freethought-dns.com points to 2a00:b980:4:3::98 and 176.74.19.98; three.freethought-dns.net points to 2a03:ee40:961::73 and 91.240.224.73; one.freethought-dns.uk points to 2a00:b980:4:2::106 and 176.74.16.106; ldex1-plesk4.uk.fi.net.uk points to 2a00:b980:3:9::195 and 194.110.243.195.

challenge.org is served by a single mail server, challenge-org.mail.protection.outlook.com.

The host name challenge-org.mail.protection.outlook.com resolves to eight IP numbers: 2a01:111:f403:ca04::a, 2a01:111:f403:ca04::10, 2a01:111:f403:ca09::4, 2a01:111:f403:ca09::6, 52.101.68.29, 52.101.68.32, 52.101.68.36 and 52.101.73.16.