u44.dev - dns.ninja

`u44.dev`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::ac43:a20b^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:2949^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.41.73^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.162.11^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`eric.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b70^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`eric.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c170^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`eric.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2170^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`eric.ns.cloudflare.com`
		A	108.162.193.112^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`eric.ns.cloudflare.com`
		A	172.64.33.112^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`eric.ns.cloudflare.com`
		A	173.245.59.112^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`eric.ns.cloudflare.com`
NS	`meg.ns.cloudflare.com`
		A	2606:4700:50::adf5:3ac4^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`meg.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0c4^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`meg.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20c4^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`meg.ns.cloudflare.com`
		A	108.162.192.196^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`meg.ns.cloudflare.com`
		A	172.64.32.196^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`meg.ns.cloudflare.com`
		A	173.245.58.196^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`meg.ns.cloudflare.com`
MX	`mail.u44.dev` ⭐
TXT	`v=spf1 include:_spf.u44.dev ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.41.73, 172.67.162.11
		IPv6 hints	2606:4700:3033::ac43:a20b, 2606:4700:3037::6815:2949
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=214, name=cloudflare-ech.com
SOA	`eric.ns.cloudflare.com`dns@cloudflare.com serial=2410663275

`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)

Subdomains

mail.u44.dev

srv.u44.dev

Same first word

u44.lol

u44.pw

u44.uk

u44.eu

u44.cn

u44.dev

u44.biz

Similar names

44u.cn

4u4.com

4u4.org

4u4.me

44u.de

44u.eu

4u4.de

44u.ca

44u.club

44u.cc

4u4.eu

44u.ch

44u.it

44u.cz

44u.info

44u.net

DNS History

7 records (7 active, 0 former)

●NSeric.ns.cloudflare.com2026-07-02 → 2026-08-02 · 2 obs

● 2026-07-02 08:15:12
● 2026-08-02 01:47:58

●NSmeg.ns.cloudflare.com2026-07-02 → 2026-08-02 · 2 obs

● 2026-07-02 08:15:12
● 2026-08-02 01:47:58

●MXmail.u44.dev2026-07-02 → 2026-08-02 · 2 obs

● 2026-07-02 08:15:12
● 2026-08-02 01:47:58

●A104.21.41.732026-07-02 → 2026-08-02 · 2 obs

● 2026-07-02 08:15:12
● 2026-08-02 01:47:58

●A172.67.162.112026-07-02 → 2026-08-02 · 2 obs

● 2026-07-02 08:15:12
● 2026-08-02 01:47:58

●A2606:4700:3033::ac43:a20b2026-07-02 → 2026-08-02 · 2 obs

● 2026-07-02 08:15:12
● 2026-08-02 01:47:58

●A2606:4700:3037::6815:29492026-07-02 → 2026-08-02 · 2 obs

● 2026-07-02 08:15:12
● 2026-08-02 01:47:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...	-
u44.dev	eric.ns.cloudflare.com, meg.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.192.196

NS records: eric.ns.cloudflare.com, meg.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for u44.dev (unsigned zone)

⏱️ Timing

Total: 841ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.162.11, 104.21.41.73`
AAAA	2	`2606:4700:3033::ac43:a20b, 2606:4700:3037::6815:2949`
NS	2	`eric.ns.cloudflare.com, meg.ns.cloudflare.com`
MX	1	`mail.u44.dev (pri: 10)`
TXT	1	`v=spf1 include:_spf.u44.dev ~all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`eric.ns.cloudflare.com dns.cloudflare.co`

Analysis

Hierarchy

mail.u44.dev and srv.u44.dev are both subdomains of u44.dev.

IP Addresses

u44.dev resolves to four IP addresses: 104.21.41.73, 172.67.162.11, 2606:4700:3033::ac43:a20b and 2606:4700:3037::6815:2949.

www.mandingo.mobi, www.kgg3kdl4lll8.com, xjzh.com.cn and two other host names share IP numbers with u44.dev.

Name Servers

u44.dev uses two name servers for its delegation: eric.ns.cloudflare.com and meg.ns.cloudflare.com.

u44.dev uses the same name servers as several other domains — among them getmspy.net, mspy.com, mspy.net and two more.

u44.dev shares at least some of its name servers with other domains, including cleanfoodcrush.com, danglefeet.com, europashipping.gr and two others.

These name servers are frequently paired with the name servers sofia.ns.cloudflare.com and kay.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

Hostname eric.ns.cloudflare.com directs to 108.162.193.112, 172.64.33.112 and 173.245.59.112 along with 3 other IP addresses.

Hostname meg.ns.cloudflare.com directs to 108.162.192.196, 172.64.32.196 and 173.245.58.196 along with 3 other IP addresses.

Mail Servers

Mail for u44.dev is handled by a single mail server, mail.u44.dev.