4us.tech - dns.ninja

`4us.tech`

DNSSEC	⚠️ Not signed
NS	`jessica.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3aab^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jessica.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0ab^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`jessica.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20ab^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`jessica.ns.cloudflare.com`
		A	108.162.192.171^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jessica.ns.cloudflare.com`
		A	172.64.32.171^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jessica.ns.cloudflare.com`
		A	173.245.58.171^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jessica.ns.cloudflare.com`
NS	`salvador.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c64^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`salvador.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c364^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`salvador.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2364^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`salvador.ns.cloudflare.com`
		A	108.162.195.100^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`salvador.ns.cloudflare.com`
		A	162.159.44.100^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`salvador.ns.cloudflare.com`
		A	172.64.35.100^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`salvador.ns.cloudflare.com`
MX	`route1.mx.cloudflare.net` ⭐
		A	2606:4700:f5::b^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::c^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::d^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.11^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.12^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.13^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
MX	`route2.mx.cloudflare.net`⁽⁶¹⁾
		A	2606:4700:f5::e^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::f^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::10^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.17^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.18^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.19^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
MX	`route3.mx.cloudflare.net`⁽⁷¹⁾
		A	2606:4700:f5::11^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::12^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::13^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.23^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.24^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.25^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
TXT	`v=spf1 include:_spf.mx.cloudflare.net ~all`
SOA	`jessica.ns.cloudflare.com`dns@cloudflare.com serial=2408221849

`tech`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns01.trs-dns.com` ⭐
	NS	`ns.trs-dns.com`
	NS	`ns01.trs-dns.net`
	NS	`ns10.trs-dns.info`
	NS	`ns10.trs-dns.org`
	SOA	`ns.trs-dns.com`trs-ops@tucows.com serial=1784275737

Same first word

4us.com

4us.no

4us.at

4us.vg

4us.ca

4us.mobi

4us.ma

4us.de

4us.se

4us.eu

4us.ch

4us.su

4us.ro

4us.company

4us.ru

4us.lv

4us.ai

4us.cz

4us.co.in

4us.fr

4us.net

4us.pl

4us.beauty

4us.com.tr

4us.lt

4us.tech

4us.me

4us.nl

4us.us

4us.click

4us.be

4us.biz

4us.com.de

4us.quest

4us.club

4us.asia

4us.co.uk

4us.best

4us.jp

4us.online

4us.co

4us.synology.me

4us.autos

4us.dk

4us.info

4us.onl

4us.org

4us.in

4us.space

4us.co.il

Similar names

us4.net

s4u.hu

s4u.org

us4.global.ssl.fastly.net

su4.cn

4su.net

u4s.co.uk

s4u.fr

4su.cn

s4u.gr

s4u.se

s4u.online

us4.me

us4.name

su4.de

u4s.ws

s4u.com.co

u4s.org

s4u.cz

s4u.com.br

s4u.es

s4u.biz

s4u.net

s4u.cn

s4u.de

s4u.cc

us4.de

s4u.ua

s4u.pl

u4s.com

4su.nl

s4u.ru

us4.co

us4.nl

us4.info

s4u.com.ua

su4.org

s4u.cat

s4u.blogspot.com

s4u.eu

us4.ru

s4u.co.il

s4u.ma

s4u.info

su4.us

s4u.pro

s4u.nl

s4u.it

us4.com

4su.org

u4s.ir

u4s.ru

s4u.in

4su.ir

4su.de

s4u.lt

s4u.click

s4u.at

s4u.com.tr

u4s.eu

s4u.dk

DNS History

29 records (5 active, 24 former)

○NScont603385.earth.orderbox-dns.com2026-02-28 → 2026-02-28 · 4 obs

○ 2017-08-26 08:11:16
● 2026-02-28 20:26:02
○ 2026-04-19 19:17:32
○ 2026-07-17 08:24:40

○NScont603385.mars.orderbox-dns.com2026-02-28 → 2026-02-28 · 4 obs

○ 2017-08-26 08:11:16
● 2026-02-28 20:26:02
○ 2026-04-19 19:17:32
○ 2026-07-17 08:24:40

○NScont603385.mercury.orderbox-dns.com2026-02-28 → 2026-02-28 · 4 obs

○ 2017-08-26 08:11:16
● 2026-02-28 20:26:02
○ 2026-04-19 19:17:32
○ 2026-07-17 08:24:40

○NScont603385.venus.orderbox-dns.com2026-02-28 → 2026-02-28 · 4 obs

○ 2017-08-26 08:11:16
● 2026-02-28 20:26:02
○ 2026-04-19 19:17:32
○ 2026-07-17 08:24:40

○NSdns1.registrar-servers.com2016-12-12 → 2016-12-12 · 3 obs

● 2016-12-12 21:27:12
○ 2017-08-26 08:11:16
○ 2026-07-17 08:24:40

○NSdns2.registrar-servers.com2016-12-12 → 2016-12-12 · 3 obs

● 2016-12-12 21:27:12
○ 2017-08-26 08:11:16
○ 2026-07-17 08:24:40

○NSdns3.registrar-servers.com2016-12-12 → 2016-12-12 · 3 obs

● 2016-12-12 21:27:12
○ 2017-08-26 08:11:16
○ 2026-07-17 08:24:40

○NSdns4.registrar-servers.com2016-12-12 → 2016-12-12 · 3 obs

● 2016-12-12 21:27:12
○ 2017-08-26 08:11:16
○ 2026-07-17 08:24:40

○NSdns5.registrar-servers.com2016-12-12 → 2016-12-12 · 3 obs

● 2016-12-12 21:27:12
○ 2017-08-26 08:11:16
○ 2026-07-17 08:24:40

●NSjessica.ns.cloudflare.com2026-04-19 → 2026-07-17 · 3 obs

○ 2026-02-28 20:26:02
● 2026-04-19 19:17:32
● 2026-07-17 08:24:40

●NSsalvador.ns.cloudflare.com2026-04-19 → 2026-07-17 · 3 obs

○ 2026-02-28 20:26:02
● 2026-04-19 19:17:32
● 2026-07-17 08:24:40

○NSstatuspage1.nic.ru2017-08-26 → 2017-08-26 · 4 obs

○ 2016-12-12 21:27:12
● 2017-08-26 08:11:16
○ 2026-02-28 20:26:02
○ 2026-07-17 08:24:40

○NSstatuspage2.nic.ru2017-08-26 → 2017-08-26 · 4 obs

○ 2016-12-12 21:27:12
● 2017-08-26 08:11:16
○ 2026-02-28 20:26:02
○ 2026-07-17 08:24:40

○NStech-domains.earth.orderbox-dns.com2026-02-28 → 2026-02-28 · 4 obs

○ 2017-08-26 08:11:16
● 2026-02-28 20:26:02
○ 2026-04-19 19:17:32
○ 2026-07-17 08:24:40

○NStech-domains.mars.orderbox-dns.com2026-02-28 → 2026-02-28 · 4 obs

○ 2017-08-26 08:11:16
● 2026-02-28 20:26:02
○ 2026-04-19 19:17:32
○ 2026-07-17 08:24:40

○NStech-domains.mercury.orderbox-dns.com2026-02-28 → 2026-02-28 · 4 obs

○ 2017-08-26 08:11:16
● 2026-02-28 20:26:02
○ 2026-04-19 19:17:32
○ 2026-07-17 08:24:40

○NStech-domains.venus.orderbox-dns.com2026-02-28 → 2026-02-28 · 4 obs

○ 2017-08-26 08:11:16
● 2026-02-28 20:26:02
○ 2026-04-19 19:17:32
○ 2026-07-17 08:24:40

○MXeforward1.registrar-servers.com2016-12-12 → 2016-12-12 · 3 obs

● 2016-12-12 21:27:12
○ 2017-08-26 08:11:16
○ 2026-07-17 08:24:40

○MXeforward2.registrar-servers.com2016-12-12 → 2016-12-12 · 3 obs

● 2016-12-12 21:27:12
○ 2017-08-26 08:11:16
○ 2026-07-17 08:24:40

○MXeforward3.registrar-servers.com2016-12-12 → 2016-12-12 · 3 obs

● 2016-12-12 21:27:12
○ 2017-08-26 08:11:16
○ 2026-07-17 08:24:40

○MXeforward4.registrar-servers.com2016-12-12 → 2016-12-12 · 3 obs

● 2016-12-12 21:27:12
○ 2017-08-26 08:11:16
○ 2026-07-17 08:24:40

○MXeforward5.registrar-servers.com2016-12-12 → 2016-12-12 · 3 obs

● 2016-12-12 21:27:12
○ 2017-08-26 08:11:16
○ 2026-07-17 08:24:40

○MXnomail.nic.ru2017-08-26 → 2017-08-26 · 4 obs

○ 2016-12-12 21:27:12
● 2017-08-26 08:11:16
○ 2026-02-28 20:26:02
○ 2026-07-17 08:24:40

●MXroute1.mx.cloudflare.net2026-04-19 → 2026-07-17 · 3 obs

○ 2026-02-28 20:26:02
● 2026-04-19 19:17:32
● 2026-07-17 08:24:40

●MXroute2.mx.cloudflare.net2026-04-19 → 2026-07-17 · 3 obs

○ 2026-02-28 20:26:02
● 2026-04-19 19:17:32
● 2026-07-17 08:24:40

●MXroute3.mx.cloudflare.net2026-04-19 → 2026-07-17 · 3 obs

○ 2026-02-28 20:26:02
● 2026-04-19 19:17:32
● 2026-07-17 08:24:40

○A109.70.26.372017-08-26 → 2017-08-26 · 4 obs

○ 2016-12-12 21:27:12
● 2017-08-26 08:11:16
○ 2026-02-28 20:26:02
○ 2026-07-17 08:24:40

○A162.255.119.2502016-12-12 → 2016-12-12 · 3 obs

● 2016-12-12 21:27:12
○ 2017-08-26 08:11:16
○ 2026-07-17 08:24:40

○A194.85.61.762017-08-26 → 2017-08-26 · 4 obs

○ 2016-12-12 21:27:12
● 2017-08-26 08:11:16
○ 2026-02-28 20:26:02
○ 2026-07-17 08:24:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
tech	ns10.trs-dns.info, ns10.trs-dns.org, ns01.trs-dns.com, ns01.trs-dns.net	-
4us.tech	jessica.ns.cloudflare.com, salvador.ns.cloudflare.com	-

✅ Authoritative Response

Server:162.159.44.100

NS records: jessica.ns.cloudflare.com, salvador.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 4us.tech (unsigned zone)

⏱️ Timing

Total: 337ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`jessica.ns.cloudflare.com, salvador.ns.cloudflare.com`
MX	3	`route1.mx.cloudflare.net (pri: 3), route2.mx.cloudflare.net (pri: 61)...`
TXT	1	`v=spf1 include:_spf.mx.cloudflare.net ~a`
SOA	1	`jessica.ns.cloudflare.com dns.cloudflare`

Analysis

Name Servers

4us.tech is delegated to two name servers: jessica.ns.cloudflare.com and salvador.ns.cloudflare.com.

4us.tech shares its NS records with other domains, for example hub-wardenprotocol.xyz, zclaude.workers.dev, qhubo.com and two others.

4us.tech shares at least some of its name servers with other domains, including kindnationguide.nl, lawcom.govt.nz, cccfpd.org and two others.

These name servers are frequently paired with the name servers kallie.ns.cloudflare.com, dean.ns.cloudflare.com and cash.ns.cloudflare.com.

DNS names with 6 IP addresses:

jessica.ns.cloudflare.com resolves to 108.162.192.171, 172.64.32.171, 173.245.58.171 and 3 other IP addresses.

salvador.ns.cloudflare.com resolves to 108.162.195.100, 162.159.44.100, 172.64.35.100 and 3 other IP addresses.

Mail Servers

4us.tech is handled by three mail servers: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

There is at least a partial MX overlap between 4us.tech and other domains, including gavonnedixon.com, akamir.com, macrolens.net and two others.

DNS names with 6 IP addresses:

route1.mx.cloudflare.net resolves to 162.159.205.11, 162.159.205.12, 162.159.205.13 and 3 other IP addresses.

route2.mx.cloudflare.net resolves to 162.159.205.17, 162.159.205.18, 162.159.205.19 and 3 other IP addresses.

route3.mx.cloudflare.net resolves to 162.159.205.23, 162.159.205.24, 162.159.205.25 and 3 other IP addresses.