CF1758812222631-tsm20250925114901

WWW.ROBTEX.COM - challenge.fi

Search for IP or hostnames:

challenge.fi checked at 2025-09-25T14:57:02.606Z 335ms 199/199/199 100% R:17

challenge.fi

MXsmtp.google.com
A2607:f8b0:4023:c0b::1a🇺🇸 Google
PTRdd-in-f26.1e100.net
A2607:f8b0:4023:c0b::1b🇺🇸 Google
PTRdd-in-f27.1e100.net
A2607:f8b0:4023:c0d::1a🇺🇸 Google
PTRdl-in-f26.1e100.net
A2607:f8b0:4023:c0d::1b🇺🇸 Google
PTRdl-in-f27.1e100.net
A74.125.137.27🇺🇸 Google
PTRdy-in-f27.1e100.net
A142.250.141.26🇺🇸 Google
PTRdd-in-f26.1e100.net
A142.250.141.27🇺🇸 Google
PTRdd-in-f27.1e100.net
A142.251.2.26🇺🇸 Google
PTRdl-in-f26.1e100.net
A142.251.2.27🇺🇸 Google
PTRdl-in-f27.1e100.net
NSns-245-b.gandi.net
A2001:4b98:aaab::f6🇫🇷 Gandi LiveDNS
PTRns-245-b.gandi.net
A213.167.230.246🇫🇷 Gandi LiveDNS
PTRns-245-b.gandi.net
NSns-253-c.gandi.net
A2604:3400:aaac::fe🇺🇸 Gandi LiveDNS
PTRns-253-c.gandi.net
A217.70.187.254🇫🇷 Gandi LiveDNS
PTRns-253-c.gandi.net
NSns-52-a.gandi.net
A2001:4b98:aaaa::35🇫🇷 Gandi LiveDNS
PTRns-52-a.gandi.net
A173.246.100.53🇺🇸 Gandi LiveDNS
PTRns-52-a.gandi.net
A16.171.24.6🇸🇪 Amazon
PTRec2-16-171-24-6.eu-north-1.compute.amazonaws.com

fi

NSa.fi
NSb.fi
NSc.fi
NSd.fi
NSe.fi
NSf.fi
NSg.fi
NSi.fi
NSj.fi
NSk.fi

Starts with same word

Starts similarily

AI analysis

challenge.fi resolves to a single IP: 16.171.24.6.

Other host names share IP numbers with challenge.fi; for instance ec2-16-171-24-6.eu-north-1.compute.amazonaws.com.

challenge.fi delegates to three name servers: ns-245-b.gandi.net, ns-253-c.gandi.net and ns-52-a.gandi.net.

challenge.fi shares some name servers with other domains, for example bhold.com, dong.li, anvil.ro, loftfactory.com and avs-eurl.com.

these name servers are often used with ns-42-c.gandi.net, ns-137-c.gandi.net, ns-179-a.gandi.net, ns-10-a.gandi.net, ns-219-c.gandi.net, ns-0-c.gandi.net, ns-20-a.gandi.net, ns-136-c.gandi.net, ns-71-c.gandi.net and ns-176-a.gandi.net.

Host names with two IP numbers:

ns-245-b.gandi.net: 2001:4b98:aaab::f6 and 213.167.230.246

ns-253-c.gandi.net: 2604:3400:aaac::fe and 217.70.187.254

ns-52-a.gandi.net: 2001:4b98:aaaa::35 and 173.246.100.53

challenge.fi is handled by a single mail server, smtp.google.com.

challenge.fi shares the mail server setup with other domains, for example proativa.pt, sportskagimnazija.edu.mk, carrotmob.org, fairfieldathleticclub.com and habin.net.

challenge.fi shares some mail servers with other domains, at least partially; for instance benchmark.edu.pk, jmsgwd.com, hantek.com.tw, borkruwittaya.ac.th and www.ceydeli.com.

these mail servers are often used with aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.

smtp.google.com maps to nine IP numbers: 2607:f8b0:4023:c0b::1a, 2607:f8b0:4023:c0b::1b, 2607:f8b0:4023:c0d::1a, 2607:f8b0:4023:c0d::1b, 74.125.137.27, 142.250.141.26, 142.250.141.27, 142.251.2.26 and 142.251.2.27.

Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
dbq

UURHxmo CF johedugfp 2025-09-25