WWW.RTSAK.COM - codeforces.ru

Search for IP or hostnames:

codeforces.ru checked at 2025-09-07T10:27:29.202Z 170ms 102/102/102 100% R:14

`codeforces.ru`

NS	`fred.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b71 ^{🇺🇸 Cloudflare}
			PTR	`fred.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c171 ^{🇨🇷 Cloudflare}
			PTR	`fred.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2171 ^{🇺🇸 Cloudflare}
			PTR	`fred.ns.cloudflare.com`
		A	108.162.193.113^{🇺🇸 Cloudflare}
			PTR	`fred.ns.cloudflare.com`
		A	172.64.33.113^{🇺🇸 Cloudflare}
			PTR	`fred.ns.cloudflare.com`
		A	173.245.59.113^{🇺🇸 Cloudflare}
			PTR	`fred.ns.cloudflare.com`
NS	`jean.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a79 ^{🇺🇸 Cloudflare}
			PTR	`jean.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c079 ^{🇨🇷 Cloudflare}
			PTR	`jean.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2079 ^{🇺🇸 Cloudflare}
			PTR	`jean.ns.cloudflare.com`
		A	108.162.192.121^{🇺🇸 Cloudflare}
			PTR	`jean.ns.cloudflare.com`
		A	172.64.32.121^{🇺🇸 Cloudflare}
			PTR	`jean.ns.cloudflare.com`
		A	173.245.58.121^{🇺🇸 Cloudflare}
			PTR	`jean.ns.cloudflare.com`
A	2606:4700:3030::6815:2c7e ^{🇺🇸 Cloudflare}
A	2606:4700:3030::ac43:c7f9 ^{🇺🇸 Cloudflare}
A	104.21.44.126^Cloudflare
A	172.67.199.249^{🇺🇸 Cloudflare}

`ru`

	NS	`a.dns.ripn.net`
	NS	`b.dns.ripn.net`
	NS	`d.dns.ripn.net`
	NS	`e.dns.ripn.net`
	NS	`f.dns.ripn.net`

Starts with same word
`codeforces.com`
`codeforces.net`
`codeforces.org`
`codeforces.ru`
`codeforces.eu`

Starts similarily
`codeforces.org`
`codeforecs.s3-us-west-2.amazonaws.com`
`codeforces.ru`
`codeforces.eu`
`codeforces.com`
`codeforces.net`
`frescocode.com`

AI analysis

codeforces.ru is associated with the following four IP addresses: 2606:4700:3030::6815:2c7e, 2606:4700:3030::ac43:c7f9, 104.21.44.126, and 172.67.199.249.

IP numbers are shared between codeforces.ru and other host names such as houstongims.net, fivebooks.com, olidfashion.com, pcleak.com, and www.laindonhistory.org.uk.

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

The name server setup of codeforces.ru is shared with other domains such as ipmobile.me, kalbariana.web.id, vonmink.com, akjbookkeeping.com.au, and 10ptt.com.

The name servers of codeforces.ru are at least partially shared with other domains such as pesquisador.info, rcsps.com, amancayweb.com, clipnclimbstockton.co.uk, and sunteam.com.au.

fred.ns.cloudflare.com and jean.ns.cloudflare.com each point to six IP numbers: 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 for fred.ns.cloudflare.com, and 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 for jean.ns.cloudflare.com.

dbq