WWW.RTSAK.COM - cr4.uk

Search for IP or hostnames:

cr4.uk checked at 2025-11-17T01:50:48.003Z 434ms 196/196/196 100% R:9 allDone:true timedOut:false

`cr4.uk`

NS	`jeff.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b7c ^{🇺🇸 Cloudflare}
			PTR	`jeff.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c17c ^{🇨🇷 Cloudflare}
			PTR	`jeff.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:217c ^{🇺🇸 Cloudflare}
			PTR	`jeff.ns.cloudflare.com`
		A	108.162.193.124^{🇺🇸 Cloudflare}
			PTR	`jeff.ns.cloudflare.com`
		A	172.64.33.124^{🇺🇸 Cloudflare}
			PTR	`jeff.ns.cloudflare.com`
		A	173.245.59.124^{🇺🇸 Cloudflare}
			PTR	`jeff.ns.cloudflare.com`
NS	`zoe.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a95 ^{🇺🇸 Cloudflare}
			PTR	`zoe.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c095 ^{🇨🇷 Cloudflare}
			PTR	`zoe.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2095 ^{🇺🇸 Cloudflare}
			PTR	`zoe.ns.cloudflare.com`
		A	108.162.192.149^{🇺🇸 Cloudflare}
			PTR	`zoe.ns.cloudflare.com`
		A	172.64.32.149^{🇺🇸 Cloudflare}
			PTR	`zoe.ns.cloudflare.com`
		A	173.245.58.149^{🇺🇸 Cloudflare}
			PTR	`zoe.ns.cloudflare.com`
MX	`route1.mx.cloudflare.net`
		A	2606:4700:f5::b ^{🇺🇸 Cloudflare}
		A	2606:4700:f5::c ^{🇺🇸 Cloudflare}
		A	2606:4700:f5::d ^{🇺🇸 Cloudflare}
		A	162.159.205.11^Cloudflare
		A	162.159.205.12^Cloudflare
		A	162.159.205.13^Cloudflare
MX	`route2.mx.cloudflare.net`
		A	2606:4700:f5::e ^{🇺🇸 Cloudflare}
		A	2606:4700:f5::f ^{🇺🇸 Cloudflare}
		A	2606:4700:f5::10 ^{🇺🇸 Cloudflare}
		A	162.159.205.17^Cloudflare
		A	162.159.205.18^Cloudflare
		A	162.159.205.19^Cloudflare
MX	`route3.mx.cloudflare.net`
		A	2606:4700:f5::11 ^{🇺🇸 Cloudflare}
		A	2606:4700:f5::12 ^{🇺🇸 Cloudflare}
		A	2606:4700:f5::13 ^{🇺🇸 Cloudflare}
		A	162.159.205.23^Cloudflare
		A	162.159.205.24^Cloudflare
		A	162.159.205.25^Cloudflare
A	2606:4700:3036::6815:ea2 ^{🇺🇸 Cloudflare}
A	2606:4700:3036::ac43:a009 ^{🇺🇸 Cloudflare}
A	104.21.14.162^Cloudflare
A	172.67.160.9^{🇺🇸 Cloudflare}

`uk`

	NS	`dns1.nic.uk`
	NS	`dns2.nic.uk`
	NS	`dns3.nic.uk`
	NS	`dns4.nic.uk`
	NS	`nsa.nic.uk`
	NS	`nsb.nic.uk`
	NS	`nsc.nic.uk`
	NS	`nsd.nic.uk`

Up

server1.cr4.uk

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AI analysis

cr4.uk is the parent of server1.cr4.uk.

cr4.uk resolves to four IPs: 2606:4700:3036::6815:ea2, 2606:4700:3036::ac43:a009, 104.21.14.162 and 172.67.160.9.

Other host names, for instance whno.cn, cdyweb.com, bryanz.com, elikastore.com and a-x-p.de share IP numbers with cr4.uk.

cr4.uk has two name servers: jeff.ns.cloudflare.com and zoe.ns.cloudflare.com.

cr4.uk shares the same name server setup as other domains, for example ford-club.ru, digitalnomad.press, edtrustwest.org, virgofloscarmeli.com and artitute.com.

cr4.uk shares some name servers with other domains, for example comparism.com, mrazteca.com, pierceequipment.com, joomla-monster.com and aaudit.ro.

These name servers are commonly used with the name servers eva.ns.cloudflare.com.

Host names with six IP numbers: jeff.ns.cloudflare.com points to: 2606:4700:58::adf5:3b7c, 2803:f800:50::6ca2:c17c, 2a06:98c1:50::ac40:217c, 108.162.193.124, 172.64.33.124 and 173.245.59.124; zoe.ns.cloudflare.com points to: 2606:4700:50::adf5:3a95, 2803:f800:50::6ca2:c095, 2a06:98c1:50::ac40:2095, 108.162.192.149, 172.64.32.149 and 173.245.58.149.

cr4.uk is handled by three mail servers: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

cr4.uk shares some mail servers with other domains, at least partially; for instance pacingboard.com, kadici.com, tortugi.net, emobook.com and snailcollection.com.

Host names with six IP numbers:

route1.mx.cloudflare.net points to 2606:4700:f5::b, 2606:4700:f5::c, 2606:4700:f5::d, 162.159.205.11, 162.159.205.12 and 162.159.205.13

route2.mx.cloudflare.net points to 2606:4700:f5::e, 2606:4700:f5::f, 2606:4700:f5::10, 162.159.205.17, 162.159.205.18 and 162.159.205.19

route3.mx.cloudflare.net points to 2606:4700:f5::11, 2606:4700:f5::12, 2606:4700:f5::13, 162.159.205.23, 162.159.205.24 and 162.159.205.25

dbq