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u4 checked at 2026-01-16T20:05:49.332Z 871ms 10/10/10 100% R:6 allDone:true timedOut:false cfaller:1fe027d6/27:4b81199b:6:21449:-:-:-

`u4`

`(root)`

	NS	`a.root-servers.net`
	NS	`b.root-servers.net`
	NS	`c.root-servers.net`
	NS	`d.root-servers.net`
	NS	`e.root-servers.net`
	NS	`f.root-servers.net`
	NS	`g.root-servers.net`
	NS	`h.root-servers.net`
	NS	`i.root-servers.net`
	NS	`j.root-servers.net`
	NS	`k.root-servers.net`
	NS	`l.root-servers.net`
	NS	`m.root-servers.net`

Starts with same word

u4.org

u4.co.uk

u4.tv

u4.pl

u4.com

u4.net.cn

u4.lt

u4.at

u4.hu

u4.net

u4.ru

u4.biz

u4.eu

u4.be

u4.su

u4.ink

u4.co.nz

u4.nl

u4.de

u4.gmbh

u4.org.ph

u4.fr

u4.cn

u4.no

Starts similarily

4u.eu

4u.com.vn

4u.com

4u.no

4u.pw

4u.co.kr

4u.tv

4u.cx

u4.eu

u4.be

4u.md

u4.su

u4.ink

u4.co.nz

u4.nl

u4.de

4u.sr

4u.su

4u.ie

u4.gmbh

4u.cn

4u.am

4u.hk

4u.tel

4u.net

4u.biz

4u.sk

4u.nl

4u.co

u4.org.ph

u4.fr

u4.cn

u4.no

4u.com.br

4u.vc

4u.sy

4u.plus

4u.org

4u.house

4u.to

4u.vg

4u.zone

u4.org

u4.co.uk

u4.tv

4u.fi

4u.ee

4u.uz

4u.business

u4.pl

4u.pl

4u.cm

4u.net.tw

4u.de

4u.neustar

4u.la

4u.hu

4u.mt

u4.com

4u.cz

4u.network

u4.net.cn

u4.lt

u4.at

u4.hu

4u.sg

4u.pt

4u.ru

u4.net

4u.lt

4u.gr

u4.ru

u4.biz