unknownuser.dev - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`unknownuser.dev`

DNSSEC	⚠️ Not signed
A	2606:4700:3034::ac43:c046^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::6815:2bfd^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.43.253^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.192.70^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`syeef.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2cee^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`syeef.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3ee^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`syeef.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23ee^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`syeef.ns.cloudflare.com`
		A	108.162.195.238^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`syeef.ns.cloudflare.com`
		A	162.159.44.238^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`syeef.ns.cloudflare.com`
		A	172.64.35.238^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`syeef.ns.cloudflare.com`
NS	`ursula.ns.cloudflare.com`
		A	2606:4700:50::a29f:26bf^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ursula.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2bf^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ursula.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22bf^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ursula.ns.cloudflare.com`
		A	108.162.194.191^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ursula.ns.cloudflare.com`
		A	162.159.38.191^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ursula.ns.cloudflare.com`
		A	172.64.34.191^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ursula.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	`route3.mx.cloudflare.net`⁽⁵⁶⁾
		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`
MX	`route2.mx.cloudflare.net`⁽⁸⁷⁾
		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`
TXT	`google-site-verification=mvTAdOOVrpd4NtyEsyhsFdX2s7_ArEJZT1cJ05iYo4E`
TXT	`v=spf1 include:_spf.mx.cloudflare.net ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.43.253, 172.67.192.70
		IPv6 hints	2606:4700:3034::ac43:c046, 2606:4700:3035::6815:2bfd
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=167, name=cloudflare-ech.com
SOA	`syeef.ns.cloudflare.com`dns@cloudflare.com serial=2415933037

`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

unknownuser.co.uk

unknownuser.ph

unknownuser.net

unknownuser.email

unknownuser.dev

unknownuser.vercel.app

unknownuser.ru

unknownuser.dk

unknownuser.de

unknownuser.cv

Similar names

userunknown.site

userunknown.dev

userunknown.online

userunknown.cc

userunknown.com

userunknown.ca

Previous names

Next names

unknownxd.dev

unknwn.dev

unknwon.dev

unko.dev

unkoder.dev

unkoin.dev

unkoynx7.dev

unkpn.dev

unkrig.dev

unks.dev

unkso.dev

unkw.dev

unkwn1.dev

unl.dev

unlab.dev

unlabeled.dev

unlabs.dev

unland.dev

unlaunched.dev

unlayer.dev

DNS History

9 records (9 active, 0 former)

●NSsyeef.ns.cloudflare.com2026-09-25 → 2026-09-29 · 2 obs

● 2026-09-25 23:15:12
● 2026-09-29 23:55:16

●NSursula.ns.cloudflare.com2026-09-25 → 2026-09-29 · 2 obs

● 2026-09-25 23:15:12
● 2026-09-29 23:55:16

●MXroute1.mx.cloudflare.net2026-09-25 → 2026-09-29 · 2 obs

● 2026-09-25 23:15:12
● 2026-09-29 23:55:16

●MXroute2.mx.cloudflare.net2026-09-25 → 2026-09-29 · 2 obs

● 2026-09-25 23:15:12
● 2026-09-29 23:55:16

●MXroute3.mx.cloudflare.net2026-09-25 → 2026-09-29 · 2 obs

● 2026-09-25 23:15:12
● 2026-09-29 23:55:16

●A104.21.43.2532026-09-25 → 2026-09-29 · 2 obs

● 2026-09-25 23:15:12
● 2026-09-29 23:55:16

●A172.67.192.702026-09-25 → 2026-09-29 · 2 obs

● 2026-09-25 23:15:12
● 2026-09-29 23:55:16

●A2606:4700:3034::ac43:c0462026-09-25 → 2026-09-29 · 2 obs

● 2026-09-25 23:15:12
● 2026-09-29 23:55:16

●A2606:4700:3035::6815:2bfd2026-09-25 → 2026-09-29 · 2 obs

● 2026-09-25 23:15:12
● 2026-09-29 23:55:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...	10 records
unknownuser.dev	syeef.ns.cloudflare.com, ursula.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.34.191

NS records: syeef.ns.cloudflare.com, ursula.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for unknownuser.dev (unsigned zone)

⏱️ Timing

Total: 811ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.43.253, 172.67.192.70`
AAAA	2	`2606:4700:3035::6815:2bfd, 2606:4700:3034::ac43:c046`
NS	2	`syeef.ns.cloudflare.com, ursula.ns.cloudflare.com`
MX	3	`route1.mx.cloudflare.net (pri: 50), route3.mx.cloudflare.net (pri: 56)...`
TXT	2	`google-site-verification=mvTAdOOVrpd4Nty, v=spf1 include:_spf.mx.cloudflare.net ~a`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`syeef.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 10

Out-of-bailiwick: 10 (ns-tld1.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com...)

Analysis

IP Addresses

unknownuser.dev points to the four IP addresses 104.21.43.253, 172.67.192.70, 2606:4700:3034::ac43:c046 and 2606:4700:3035::6815:2bfd.

Among the host names that share IP numbers with unknownuser.dev are www.capeunion.org, 67fios.com.br, iamgcz.com and two others.

Name Servers

Two name servers handle the delegation for unknownuser.dev: syeef.ns.cloudflare.com and ursula.ns.cloudflare.com.

unknownuser.dev has the same name server delegation as a number of other domains, such as vvcrk.pages.dev, lh-hc17.co.kr, ejgfv.pages.dev and two more.

There is at least partial name server overlap between unknownuser.dev and other domains — directmngr.workers.dev, chdz13.com, xyjinsuo.cn and two more among them.

The name servers robin.ns.cloudflare.com, ada.ns.cloudflare.com and max.ns.cloudflare.com are often found in combination with these name servers.

Host names resolving to 6 IP numbers:

syeef.ns.cloudflare.com resolves to 108.162.195.238, 162.159.44.238 and 172.64.35.238 among others, with 3 other IP addresses in total.

ursula.ns.cloudflare.com resolves to 108.162.194.191, 162.159.38.191 and 172.64.34.191 among others, with 3 other IP addresses in total.

Mail Servers

Incoming mail for unknownuser.dev is delivered via three mail servers: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

unknownuser.dev shares at least some of its mail servers with other domains — for example themfest.com, hvac-maintenance-pompano-beach-fl.com, happyheme.nz and two more.

Host names resolving to 6 IP numbers:

route1.mx.cloudflare.net resolves to 162.159.205.11, 162.159.205.12 and 162.159.205.13 among others, with 3 other IP addresses in total.

route2.mx.cloudflare.net resolves to 162.159.205.17, 162.159.205.18 and 162.159.205.19 among others, with 3 other IP addresses in total.

route3.mx.cloudflare.net resolves to 162.159.205.23, 162.159.205.24 and 162.159.205.25 among others, with 3 other IP addresses in total.