`4u.gs`

DNSSEC	⚠️ Not signed
NS	`ns1.he.net` ⭐
		A	2001:470:100::2^{🇺🇸 HURRICANE2001:470::/32 Hurricane Electric 55 South Market St San Jose, CA}
			PTR	`ns1.he.net`
		A	216.218.130.2^{🇺🇸 HURRICANE216.218.128.0/17 Hurricane Electric 55 South Market St San Jose, CA}
			PTR	`ns1.he.net`
NS	`ns2.he.net`
		A	2001:470:200::2^{🇺🇸 HURRICANE2001:470::/32 Hurricane Electric 55 South Market St San Jose, CA}
			PTR	`ns2.he.net`
		A	216.218.131.2^{🇺🇸 HURRICANE216.218.128.0/17 Hurricane Electric 55 South Market St San Jose, CA}
			PTR	`ns2.he.net`
NS	`ns3.he.net`
		A	2001:470:300::2^{🇺🇸 HURRICANE2001:470::/32 Hurricane Electric 55 South Market St San Jose, CA}
			PTR	`ns3.he.net`
		A	216.218.132.2^{🇺🇸 HURRICANE216.218.128.0/17 Hurricane Electric 55 South Market St San Jose, CA}
			PTR	`ns3.he.net`
NS	`ns4.he.net`
		A	2001:470:400::2^{🇺🇸 HURRICANE2001:470::/32 Hurricane Electric 55 South Market St San Jose, CA}
			PTR	`ns4.he.net`
		A	216.66.1.2^{🇺🇸 HURRICANE216.66.0.0/19 Hurricane Electric 55 South Market St San Jose, CA}
			PTR	`ns4.he.net`
NS	`ns5.he.net`
		A	2001:470:500::2^{🇺🇸 HURRICANE2001:470::/32 Hurricane Electric 55 South Market St San Jose, CA}
			PTR	`ns5.he.net`
		A	216.66.80.18^{🇺🇸 HURRICANE216.66.80.0/20 Hurricane Electric 55 South Market St San Jose, CA}
			PTR	`ns5.he.net`
SOA	`ns1.he.net`hostmaster@he.net 2025-12-21 #6

`gs`

	DNSSEC	🔒 Signed (DS record present)
	NS	`soa.coccaregistry.org` ⭐
	NS	`ns.anycast.nic.gs`
	NS	`ns1.anycastdns.cz`
	NS	`ns2.anycastdns.cz`
	TXT	`Generation Time: 1774526791`
	TXT	`Generation Time ISO 8601: 2026-03-26 12:06:31`
	SOA	`soa.coccaregistry.org`hostmaster@coccaregistry.org 2026-03-26 #6

Same first word

4u.com.br

4u.vc

4u.sy

4u.plus

4u.org

4u.house

4u.to

4u.vg

4u.zone

4u.fi

4u.ee

4u.uz

4u.business

4u.pl

4u.cm

4u.net.tw

4u.de

4u.neustar

4u.la

4u.hu

4u.mt

4u.cz

4u.gs

4u.network

4u.be

4u.sg

4u.pt

4u.ru

4u.lt

4u.gr

4u.eu

4u.edu.pl

4u.cc

4u.com.vn

4u.com

4u.no

4u.ms

4u.pw

4u.co.kr

4u.tv

4u.cx

4u.parts

4u.sr

4u.su

4u.ie

4u.cn

4u.am

4u.fyi

4u.cl

4u.hk

4u.tel

4u.net

4u.game

4u.biz

4u.sk

4u.nl

4u.co

4u.uk

Similar names

u4.gmbh

u4.org.ph

u4.fr

u4.cn

u4.no

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

DNS History

17 records (5 active, 12 former)

●NSns1.he.net2026-03-16 → 2026-03-26 · 3 obs

○ 2018-08-29 18:59:28
● 2026-03-16 09:57:32
● 2026-03-26 13:12:48

○NSns1.myhostadmin.net2016-12-28 → 2018-08-29 · 5 obs

○ 2016-08-28 02:00:46
● 2016-12-28 12:51:58
● 2018-08-29 18:59:28
○ 2026-03-16 09:57:32
○ 2026-03-26 13:12:48

○NSns1.sedoparking.com2015-06-13 → 2016-03-25 · 4 obs

● 2015-06-13 03:07:42
● 2016-03-25 19:20:04
○ 2016-08-28 02:00:46
○ 2026-03-26 13:12:48

●NSns2.he.net2026-03-16 → 2026-03-26 · 3 obs

○ 2018-08-29 18:59:28
● 2026-03-16 09:57:32
● 2026-03-26 13:12:48

○NSns2.myhostadmin.net2016-12-28 → 2018-08-29 · 5 obs

○ 2016-08-28 02:00:46
● 2016-12-28 12:51:58
● 2018-08-29 18:59:28
○ 2026-03-16 09:57:32
○ 2026-03-26 13:12:48

○NSns2.sedoparking.com2015-06-13 → 2016-03-25 · 4 obs

● 2015-06-13 03:07:42
● 2016-03-25 19:20:04
○ 2016-08-28 02:00:46
○ 2026-03-26 13:12:48

●NSns3.he.net2026-03-16 → 2026-03-26 · 3 obs

○ 2018-08-29 18:59:28
● 2026-03-16 09:57:32
● 2026-03-26 13:12:48

○NSns3.myhostadmin.net2016-12-28 → 2018-08-29 · 5 obs

○ 2016-08-28 02:00:46
● 2016-12-28 12:51:58
● 2018-08-29 18:59:28
○ 2026-03-16 09:57:32
○ 2026-03-26 13:12:48

●NSns4.he.net2026-03-16 → 2026-03-26 · 3 obs

○ 2018-08-29 18:59:28
● 2026-03-16 09:57:32
● 2026-03-26 13:12:48

○NSns4.myhostadmin.net2016-12-28 → 2018-08-29 · 5 obs

○ 2016-08-28 02:00:46
● 2016-12-28 12:51:58
● 2018-08-29 18:59:28
○ 2026-03-16 09:57:32
○ 2026-03-26 13:12:48

●NSns5.he.net2026-03-16 → 2026-03-26 · 3 obs

○ 2018-08-29 18:59:28
● 2026-03-16 09:57:32
● 2026-03-26 13:12:48

○NSns5.myhostadmin.net2016-12-28 → 2018-08-29 · 5 obs

○ 2016-08-28 02:00:46
● 2016-12-28 12:51:58
● 2018-08-29 18:59:28
○ 2026-03-16 09:57:32
○ 2026-03-26 13:12:48

○NSns6.myhostadmin.net2016-12-28 → 2018-08-29 · 5 obs

○ 2016-08-28 02:00:46
● 2016-12-28 12:51:58
● 2018-08-29 18:59:28
○ 2026-03-16 09:57:32
○ 2026-03-26 13:12:48

○MXmail.nickstel.com2015-06-13 → 2016-03-25 · 4 obs

● 2015-06-13 03:07:42
● 2016-03-25 19:20:04
○ 2016-08-28 02:00:46
○ 2026-03-26 13:12:48

○A121.42.118.232018-02-04 → 2018-08-29 · 5 obs

○ 2017-11-10 01:18:54
● 2018-02-04 15:42:52
● 2018-08-29 18:59:28
○ 2026-03-16 09:57:32
○ 2026-03-26 13:12:48

○A23.234.27.2092017-09-19 → 2017-09-19 · 5 obs

○ 2016-08-28 02:00:46
● 2017-09-19 07:40:56
● 2017-09-19 08:01:00
○ 2017-11-10 01:18:54
○ 2026-03-26 13:12:48

○A72.52.4.902015-06-13 → 2016-03-25 · 4 obs

● 2015-06-13 03:07:42
● 2016-03-25 19:20:04
○ 2016-08-28 02:00:46
○ 2026-03-26 13:12:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
gs	ns.anycast.nic.gs, ns1.anycastdns.cz, ns2.anycastdns.cz	5 records
4u.gs	ns4.he.net, ns1.he.net, ns2.he.net, ns3.he.net...	-

✅ Authoritative Response

Server:216.66.1.2

NS records: ns4.he.net, ns1.he.net, ns2.he.net, ns3.he.net, ns5.he.net

🔒 DNSSEC Status

❌ Bogus (DNSSEC validation failed)

No DNSKEY for 4u.gs

⏱️ Timing

Total: 632ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	5	`ns4.he.net, ns3.he.net...`
SOA	1	`ns1.he.net hostmaster.he.net`

📌 Glue Records Collected

Total: 5

In-bailiwick: 2 (ns.anycast.nic.gs, ns.anycast.nic.gs)

Out-of-bailiwick: 3 (ns1.anycastdns.cz, ns2.anycastdns.cz, ns1.anycastdns.cz)

Analysis

Name Servers

4u.gs is delegated to five name servers: ns1.he.net, ns2.he.net, ns3.he.net, ns4.he.net and ns5.he.net.

4u.gs at least partially shares name servers with other domains, for example alh.hr, mar-mir.hr, (0x787878)-4-free.net, holmeselectric.ca and iclock.com.

Host names with two IP numbers

Each host name points to two IP numbers:

ns1.he.net points to 2001:470:100::2 and 216.218.130.2

ns2.he.net points to 2001:470:200::2 and 216.218.131.2

ns3.he.net points to 2001:470:300::2 and 216.218.132.2

ns4.he.net points to 2001:470:400::2 and 216.66.1.2

ns5.he.net points to 2001:470:500::2 and 216.66.80.18

4u.gs - robtex.com

4u.gs

gs

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Name Servers

`4u.gs`

`gs`