CF1759840007659-tsm20251005211530

NSLIST.NET - challenge.fi

Search for IP or hostnames:

challenge.fi checked at 2025-10-07T12:26:47.603Z 735ms 119/119/119 100% R:13

challenge.fi

MXsmtp.google.com
A2607:f8b0:4023:c03::1a 🇺🇸 Google
PTRdy-in-f26.1e100.net
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::1b 🇺🇸 Google
PTRdl-in-f27.1e100.net
A74.125.137.26🇺🇸 Google
PTRdy-in-f26.1e100.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
A142.251.2.27🇺🇸 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 points to a single IP number: 16.171.24.6.

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

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

challenge.fi at least partially shares name servers with other domains, for instance bhold.com, dong.li, anvil.ro, loftfactory.com and avs-eurl.com.

These name servers are often used together with the name servers ns-42-c.gandi.net, ns-137-c.gandi.net, ns-179-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, ns-176-a.gandi.net and ns-202-a.gandi.net.

Host names with two IP numbers:

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

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

Host ns-52-a.gandi.net points to 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 same mail server setup as other domains, for instance proativa.pt, sportskagimnazija.edu.mk, andrewle.com, carrotmob.org and fairfieldathleticclub.com.

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

these mail servers are often used alongside 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.

Host name smtp.google.com resolves to nine IP numbers: 2607:f8b0:4023:c03::1a, 2607:f8b0:4023:c0b::1a, 2607:f8b0:4023:c0b::1b, 2607:f8b0:4023:c0d::1b, 74.125.137.26, 74.125.137.27, 142.250.141.26, 142.250.141.27 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.
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QuSeNXf CF johedugfp 2025-10-07