`ns4.dev`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::ac43:bcaa^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::6815:5450^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.84.80^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.188.170^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`noah.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b85^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`noah.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c185^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`noah.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2185^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`noah.ns.cloudflare.com`
		A	108.162.193.133^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`noah.ns.cloudflare.com`
		A	172.64.33.133^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`noah.ns.cloudflare.com`
		A	173.245.59.133^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`noah.ns.cloudflare.com`
NS	`roxy.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a8e^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`roxy.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c08e^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`roxy.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:208e^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`roxy.ns.cloudflare.com`
		A	108.162.192.142^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	172.64.32.142^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	173.245.58.142^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
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}
		A	162.159.205.12^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	162.159.205.13^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
MX	`route2.mx.cloudflare.net` ⭐
		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}
		A	162.159.205.18^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	162.159.205.19^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
MX	`route3.mx.cloudflare.net`⁽⁸³⁾
		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}
		A	162.159.205.24^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	162.159.205.25^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
TXT	`v=spf1 include:_spf.mx.cloudflare.net ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.84.80, 172.67.188.170
		IPv6 hints	2606:4700:3030::ac43:bcaa, 2606:4700:3033::6815:5450
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=148, name=cloudflare-ech.com
SOA	`noah.ns.cloudflare.com`dns@cloudflare.com serial=2405586458

`dev`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns-tld1.charlestonroadregistry.com` ⭐
	NS	`ns-tld2.charlestonroadregistry.com`
	NS	`ns-tld3.charlestonroadregistry.com`
	NS	`ns-tld4.charlestonroadregistry.com`
	NS	`ns-tld5.charlestonroadregistry.com`
	SOA	`ns-tld1.charlestonroadregistry.com`cloud-dns-hostmaster@google.com serial=1

🔒 HSTS Preload (+subdomains)

Same first word

ns4.cloudflare.net

ns4.gov.bh

ns4.fastly-edge.com

ns4.net.au

ns4.com

ns4.go.gov.br

ns4.nic.in

ns4.123hjemmeside.dk

ns4.com.br

ns4.fr

ns4.gov.az

ns4.co

ns4.si

ns4.in-berlin.de

ns4.hu

ns4.fj

ns4.ma.gov.br

ns4.net.pl

ns4.mycloudnas.com

ns4.is-a.dev

ns4.upsunapp.com

ns4.police.uk

ns4.mircloud.host

ns4.nl

ns4.uk

ns4.gov.rs

ns4.ie

ns4.mynascloud.com

ns4.dyndns.org

ns4.vg

ns4.ru

ns4.pe.gov.br

ns4.dev

ns4.gov.mu

ns4.co.kr

ns4.duckdns.org

ns4.mil.cn

ns4.fastlylb.net

ns4.altervista.org

ns4.gov.mo

ns4.gov.ao

ns4.biz

ns4.pr.gov.br

ns4.cl

ns4.j.scaleforce.net

ns4.no

ns4.gov.mn

ns4.net

ns4.org

ns4.mediatech.by

ns4.alp1.ae.flow.ch

ns4.nc.tr

ns4.dnsking.ch

ns4.nhs.uk

ns4.de

ns4.ddns.net

ns4.siteleaf.net

ns4.uz

ns4.us

ns4.dk

ns4.yandexcloud.net

ns4.myqnapcloud.com

ns4.site

ns4.fi

ns4.ms.gov.br

ns4.kasserver.com

ns4.lib.md.us

ns4.nz

ns4.es.gov.br

ns4.it.com

ns4.jelastic.saveincloud.net

ns4.in

ns4.cloudjiffy.net

Similar names

sn4.de

4ns.in

s4n.edu.vn

n4s.com

n4s.fr

sn4.ru

s4n.ru

n4s.ca

sn4.cc

n4s.ru

4ns.cn

4ns.hu

sn4.ch

4ns.net

s4n.net

s4n.org

sn4.fi

4sn.de

s4n.nl

4ns.pl

4ns.org

s4n.de

sn4.com.br

sn4.com

n4s.net

n4s.de

s4n.cc

n4s.cn

4ns.ru

sn4.org

n4s.co.uk

4ns.eu

s4n.com.br

n4s.fi

4sn.com

4sn.nl

sn4.co.uk

n4s.us

n4s.pl

4ns.su

n4s.org

DNS History

14 records (9 active, 5 former)

●NSnoah.ns.cloudflare.com2026-02-15 → 2026-07-22 · 2 obs

● 2026-02-15 09:29:14
● 2026-07-22 09:07:44

●NSroxy.ns.cloudflare.com2026-02-15 → 2026-07-22 · 2 obs

● 2026-02-15 09:29:14
● 2026-07-22 09:07:44

●MXroute1.mx.cloudflare.net2026-02-15 → 2026-07-22 · 2 obs

● 2026-02-15 09:29:14
● 2026-07-22 09:07:44

●MXroute2.mx.cloudflare.net2026-02-15 → 2026-07-22 · 2 obs

● 2026-02-15 09:29:14
● 2026-07-22 09:07:44

●MXroute3.mx.cloudflare.net2026-02-15 → 2026-07-22 · 2 obs

● 2026-02-15 09:29:14
● 2026-07-22 09:07:44

●A104.21.84.802026-02-17 → 2026-07-22 · 41 obs

○ 2026-02-15 09:29:14
● 2026-02-17 16:58:16
● 2026-02-23 00:24:18
○ 2026-02-24 06:54:02
● 2026-02-25 09:11:18
● 2026-03-06 16:19:34
○ 2026-03-15 00:31:18
○ 2026-03-20 22:18:16
● 2026-03-28 03:55:26
● 2026-03-29 03:59:56
○ 2026-04-01 09:55:56
○ 2026-04-01 20:21:26
● 2026-04-05 10:53:14
○ 2026-04-06 14:20:44
○ 2026-04-09 07:20:20
● 2026-04-09 18:36:28
● 2026-04-09 22:18:38
○ 2026-04-11 18:12:54
● 2026-04-13 06:35:06
● 2026-04-13 08:42:48
○ 2026-04-13 13:33:10
● 2026-04-14 01:03:58
● 2026-04-17 16:40:24
○ 2026-04-19 22:14:42
● 2026-04-21 09:55:54
● 2026-04-30 06:33:06
○ 2026-05-03 13:57:22
○ 2026-05-13 02:38:34
● 2026-05-17 02:20:40
● 2026-05-17 16:40:20
○ 2026-05-20 20:02:32
● 2026-05-21 05:23:16
● 2026-05-23 01:17:12
○ 2026-05-23 02:13:16
● 2026-05-23 17:51:38
● 2026-05-28 07:55:34
○ 2026-05-28 10:20:36
● 2026-06-04 08:41:12
○ 2026-07-09 09:23:52
● 2026-07-18 17:04:26
● 2026-07-22 09:07:44

●A172.67.188.1702026-02-17 → 2026-07-22 · 41 obs

○A188.114.96.02026-02-15 → 2026-07-09 · 41 obs

● 2026-02-15 09:29:14
○ 2026-02-17 16:58:16
○ 2026-02-23 00:24:18
● 2026-02-24 06:54:02
○ 2026-02-25 09:11:18
○ 2026-03-06 16:19:34
● 2026-03-15 00:31:18
● 2026-03-20 22:18:16
○ 2026-03-28 03:55:26
○ 2026-03-29 03:59:56
● 2026-04-01 09:55:56
● 2026-04-01 20:21:26
○ 2026-04-05 10:53:14
● 2026-04-06 14:20:44
● 2026-04-09 07:20:20
○ 2026-04-09 18:36:28
○ 2026-04-09 22:18:38
● 2026-04-11 18:12:54
○ 2026-04-13 06:35:06
○ 2026-04-13 08:42:48
● 2026-04-13 13:33:10
○ 2026-04-14 01:03:58
○ 2026-04-17 16:40:24
● 2026-04-19 22:14:42
○ 2026-04-21 09:55:54
○ 2026-04-30 06:33:06
● 2026-05-03 13:57:22
● 2026-05-13 02:38:34
○ 2026-05-17 02:20:40
○ 2026-05-17 16:40:20
● 2026-05-20 20:02:32
○ 2026-05-21 05:23:16
○ 2026-05-23 01:17:12
● 2026-05-23 02:13:16
○ 2026-05-23 17:51:38
○ 2026-05-28 07:55:34
● 2026-05-28 10:20:36
○ 2026-06-04 08:41:12
● 2026-07-09 09:23:52
○ 2026-07-18 17:04:26
○ 2026-07-22 09:07:44

○A188.114.97.02026-02-15 → 2026-07-09 · 41 obs

●A2606:4700:3030::ac43:bcaa2026-06-27 → 2026-07-22 · 5 obs

○ 2026-06-04 08:41:12
● 2026-06-27 09:18:38
○ 2026-07-09 09:23:52
● 2026-07-18 17:04:26
● 2026-07-22 09:07:44

○A2606:4700:3032::ac43:bcaa2026-02-17 → 2026-06-04 · 40 obs

●A2606:4700:3033::6815:54502026-02-17 → 2026-07-22 · 41 obs

○A2a06:98c1:3120::2026-02-15 → 2026-07-09 · 41 obs

○A2a06:98c1:3121::2026-02-15 → 2026-07-09 · 41 obs

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...	-
ns4.dev	roxy.ns.cloudflare.com, noah.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.59.133

NS records: roxy.ns.cloudflare.com, noah.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ns4.dev (unsigned zone)

⏱️ Timing

Total: 662ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.84.80, 172.67.188.170`
AAAA	2	`2606:4700:3033::6815:5450, 2606:4700:3030::ac43:bcaa`
NS	2	`noah.ns.cloudflare.com, roxy.ns.cloudflare.com`
MX	3	`route1.mx.cloudflare.net (pri: 42), route2.mx.cloudflare.net (pri: 42)...`
TXT	1	`v=spf1 include:_spf.mx.cloudflare.net ~a`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`noah.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

ns4.dev points to the four IP addresses 104.21.84.80, 172.67.188.170, 2606:4700:3030::ac43:bcaa and 2606:4700:3033::6815:5450.

Two other host names, along with ikifon.com, ay.link and ogp-protect.pro, also share IP numbers with ns4.dev.

Name Servers

ns4.dev uses two name servers for its delegation: noah.ns.cloudflare.com and roxy.ns.cloudflare.com.

ns4.dev shares its NS records with other domains, for example rdn-team.com, animalplea.org, qubico.es and two others.

At least some of ns4.dev's name servers are shared with other domains, for example productpdfinstaller.com, workwriting.com, creerunsite.pro and two more.

DNS names with 6 IP addresses:

Hostname noah.ns.cloudflare.com directs to 108.162.193.133, 172.64.33.133 and 173.245.59.133 along with 3 other IP addresses.

Hostname roxy.ns.cloudflare.com directs to 108.162.192.142, 172.64.32.142 and 173.245.58.142 along with 3 other IP addresses.

Mail Servers

The MX records for ns4.dev list 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 ns4.dev and other domains, including jbtop.ru, regboard.com, deliveryngo.com and two others.

DNS names with 6 IP addresses:

Hostname route1.mx.cloudflare.net directs to 162.159.205.11, 162.159.205.12 and 162.159.205.13 along with 3 other IP addresses.

Hostname route2.mx.cloudflare.net directs to 162.159.205.17, 162.159.205.18 and 162.159.205.19 along with 3 other IP addresses.

Hostname route3.mx.cloudflare.net directs to 162.159.205.23, 162.159.205.24 and 162.159.205.25 along with 3 other IP addresses.

ns4.dev - robtex.com

ns4.dev

dev

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

Mail Servers

`ns4.dev`

`dev`