CF1758676343039-tsm20250923215847

WWW.ROBTEX.COM - codeforces.ru

Search for IP or hostnames:

codeforces.ru checked at 2025-09-24T01:12:22.981Z 889ms 185/185/185 100% R:13

codeforces.ru

NSfred.ns.cloudflare.com
A2606:4700:58::adf5:3b71🇺🇸 Cloudflare
PTRfred.ns.cloudflare.com
A2803:f800:50::6ca2:c171🇨🇷 Cloudflare
PTRfred.ns.cloudflare.com
A2a06:98c1:50::ac40:2171🇺🇸 Cloudflare
PTRfred.ns.cloudflare.com
A108.162.193.113🇺🇸 Cloudflare
PTRfred.ns.cloudflare.com
A172.64.33.113🇺🇸 Cloudflare
PTRfred.ns.cloudflare.com
A173.245.59.113🇺🇸 Cloudflare
PTRfred.ns.cloudflare.com
NSjean.ns.cloudflare.com
A2606:4700:50::adf5:3a79🇺🇸 Cloudflare
PTRjean.ns.cloudflare.com
A2803:f800:50::6ca2:c079🇨🇷 Cloudflare
PTRjean.ns.cloudflare.com
A2a06:98c1:50::ac40:2079🇺🇸 Cloudflare
PTRjean.ns.cloudflare.com
A108.162.192.121🇺🇸 Cloudflare
PTRjean.ns.cloudflare.com
A172.64.32.121🇺🇸 Cloudflare
PTRjean.ns.cloudflare.com
A173.245.58.121🇺🇸 Cloudflare
PTRjean.ns.cloudflare.com
A2606:4700:3030::6815:2c7e🇺🇸 Cloudflare
A2606:4700:3030::ac43:c7f9🇺🇸 Cloudflare
A104.21.44.126Cloudflare
A172.67.199.249🇺🇸 Cloudflare

ru

NSa.dns.ripn.net
NSb.dns.ripn.net
NSd.dns.ripn.net
NSe.dns.ripn.net
NSf.dns.ripn.net

Starts with same word

Starts similarily

AI analysis

codeforces.ru maps to four IP numbers: 2606:4700:3030::6815:2c7e, 2606:4700:3030::ac43:c7f9, 104.21.44.126 and 172.67.199.249.

other host names include houstongims.net, voronz.in.ua, fivebooks.com, olidfashion.com and pcleak.com; they share IP numbers with codeforces.ru.

Two name servers fred.ns.cloudflare.com and jean.ns.cloudflare.com handle the delegation for codeforces.ru.

codeforces.ru shares the same name server setup as other domains, for instance ipmobile.me, kalbariana.web.id, vonmink.com, akjbookkeeping.com.au and 10ptt.com.

codeforces.ru at least partially shares name servers with other domains, for instance pesquisador.info, rcsps.com, amancayweb.com, clipnclimbstockton.co.uk and sunteam.com.au.

These name servers are commonly used with lady.ns.cloudflare.com, erin.ns.cloudflare.com, bob.ns.cloudflare.com, zelda.ns.cloudflare.com, june.ns.cloudflare.com and sam.ns.cloudflare.com.

Six IP addresses per host:

fred.ns.cloudflare.com points to 2606:4700:58::adf5:3b71, 2803:f800:50::6ca2:c171, 2a06:98c1:50::ac40:2171, 108.162.193.113, 172.64.33.113 and 173.245.59.113; jean.ns.cloudflare.com points to 2606:4700:50::adf5:3a79, 2803:f800:50::6ca2:c079, 2a06:98c1:50::ac40:2079, 108.162.192.121, 172.64.32.121 and 173.245.58.121

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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oLViaUU CF johedugfp 2025-09-24