3and3.dev - dns.ninja

`3and3.dev`

DNSSEC	🔒 Signed (DS record present)
A	2606:4700:3031::ac43:b308^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::6815:3841^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.56.65^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.179.8^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`kristin.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3ab5^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kristin.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0b5^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`kristin.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20b5^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`kristin.ns.cloudflare.com`
		A	108.162.192.181^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kristin.ns.cloudflare.com`
		A	172.64.32.181^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kristin.ns.cloudflare.com`
		A	173.245.58.181^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kristin.ns.cloudflare.com`
NS	`santino.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c01^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`santino.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c301^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`santino.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2301^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`santino.ns.cloudflare.com`
		A	108.162.195.1^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`santino.ns.cloudflare.com`
		A	162.159.44.1^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`santino.ns.cloudflare.com`
		A	172.64.35.1^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`santino.ns.cloudflare.com`
MX	`mail.protonmail.ch` ⭐
		A	176.119.200.128^{🇨🇭 Proton176.119.200.0/24}
			PTR	`mail.protonmail.ch`
		A	185.70.42.128^{🇨🇭 Proton185.70.42.0/24}
			PTR	`mail.protonmail.ch`
		A	185.205.70.128^{🇫🇷 Proton185.205.70.0/24}
			PTR	`mail.protonmail.ch`
MX	`mailsec.protonmail.ch`⁽²⁰⁾
		A	176.119.200.129^{🇨🇭 Proton176.119.200.0/24}
			PTR	`mailsec.protonmail.ch`
		A	185.70.42.129^{🇨🇭 Proton185.70.42.0/24}
			PTR	`mailsec.protonmail.ch`
		A	185.205.70.129^{🇫🇷 Proton185.205.70.0/24}
			PTR	`mailsec.protonmail.ch`
TXT	`protonmail-verification=ab41c1d2f61a6de575cc340358b19e4cda0a5016`
TXT	`v=spf1 include:_spf.protonmail.ch ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.56.65, 172.67.179.8
		IPv6 hints	2606:4700:3031::ac43:b308, 2606:4700:3035::6815:3841
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=213, name=cloudflare-ech.com
SOA	`kristin.ns.cloudflare.com`dns@cloudflare.com serial=2408577445

`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

www.3and3.dev

Same first word

3and3.us

3and3.dev

3and3.com

DNS History

17 records (8 active, 9 former)

●NSkristin.ns.cloudflare.com2026-03-28 → 2026-07-24 · 2 obs

● 2026-03-28 13:45:58
● 2026-07-24 18:50:10

○NSns-cloud-e1.googledomains.com2026-03-28 → 2026-07-24 · 2 obs

○ 2026-03-28 13:45:58
○ 2026-07-24 18:50:10

○NSns-cloud-e2.googledomains.com2026-03-28 → 2026-07-24 · 2 obs

○ 2026-03-28 13:45:58
○ 2026-07-24 18:50:10

○NSns-cloud-e3.googledomains.com2026-03-28 → 2026-07-24 · 2 obs

○ 2026-03-28 13:45:58
○ 2026-07-24 18:50:10

○NSns-cloud-e4.googledomains.com2026-03-28 → 2026-07-24 · 2 obs

○ 2026-03-28 13:45:58
○ 2026-07-24 18:50:10

●NSsantino.ns.cloudflare.com2026-03-28 → 2026-07-24 · 2 obs

● 2026-03-28 13:45:58
● 2026-07-24 18:50:10

●MXmail.protonmail.ch2026-03-28 → 2026-07-24 · 5 obs

● 2026-03-28 13:45:58
● 2026-06-11 20:04:40
○ 2026-06-12 05:22:14
● 2026-06-12 07:13:16
● 2026-07-24 18:50:10

●MXmailsec.protonmail.ch2026-03-28 → 2026-07-24 · 5 obs

● 2026-03-28 13:45:58
● 2026-06-11 20:04:40
○ 2026-06-12 05:22:14
● 2026-06-12 07:13:16
● 2026-07-24 18:50:10

○MXmxa.mailgun.org2026-03-28 → 2026-07-24 · 2 obs

○ 2026-03-28 13:45:58
○ 2026-07-24 18:50:10

○MXmxb.mailgun.org2026-03-28 → 2026-07-24 · 2 obs

○ 2026-03-28 13:45:58
○ 2026-07-24 18:50:10

●A104.21.56.652026-03-28 → 2026-07-24 · 5 obs

● 2026-03-28 13:45:58
● 2026-06-11 20:04:40
○ 2026-06-12 05:22:14
● 2026-06-12 07:13:16
● 2026-07-24 18:50:10

●A172.67.179.82026-03-28 → 2026-07-24 · 5 obs

● 2026-03-28 13:45:58
● 2026-06-11 20:04:40
○ 2026-06-12 05:22:14
● 2026-06-12 07:13:16
● 2026-07-24 18:50:10

○A216.24.57.12026-03-28 → 2026-07-24 · 2 obs

○ 2026-03-28 13:45:58
○ 2026-07-24 18:50:10

○A2606:4700:3030::6815:38412026-03-28 → 2026-06-12 · 6 obs

● 2026-03-28 13:45:58
● 2026-06-11 20:04:40
○ 2026-06-12 05:22:14
● 2026-06-12 07:13:16
○ 2026-06-21 06:05:12
○ 2026-07-24 18:50:10

●A2606:4700:3031::ac43:b3082026-06-21 → 2026-07-24 · 3 obs

○ 2026-06-12 07:13:16
● 2026-06-21 06:05:12
● 2026-07-24 18:50:10

●A2606:4700:3035::6815:38412026-06-21 → 2026-07-24 · 3 obs

○ 2026-06-12 07:13:16
● 2026-06-21 06:05:12
● 2026-07-24 18:50:10

○A2606:4700:3035::ac43:b3082026-03-28 → 2026-06-12 · 6 obs

● 2026-03-28 13:45:58
● 2026-06-11 20:04:40
○ 2026-06-12 05:22:14
● 2026-06-12 07:13:16
○ 2026-06-21 06:05:12
○ 2026-07-24 18:50:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...	-
3and3.dev	kristin.ns.cloudflare.com, santino.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.195.1

NS records: kristin.ns.cloudflare.com, santino.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1328ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.56.65, 172.67.179.8`
AAAA	2	`2606:4700:3035::6815:3841, 2606:4700:3031::ac43:b308`
NS	2	`kristin.ns.cloudflare.com, santino.ns.cloudflare.com`
MX	2	`mail.protonmail.ch (pri: 10), mailsec.protonmail.ch (pri: 20)`
TXT	2	`protonmail-verification=ab41c1d2f61a6de5, v=spf1 include:_spf.protonmail.ch ~all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`kristin.ns.cloudflare.com dns.cloudflare`

Analysis

Hierarchy

www.3and3.dev is delegated beneath 3and3.dev.

IP Addresses

3and3.dev directs to four IP numbers, which are 104.21.56.65, 172.67.179.8, 2606:4700:3031::ac43:b308 and 2606:4700:3035::6815:3841.

Additional host names — gmswp.com, www.hteniplvbxeqt.space, admin.222000.xyz and two others — share IP numbers with 3and3.dev.

Name Servers

3and3.dev has two authoritative name servers — kristin.ns.cloudflare.com and santino.ns.cloudflare.com.

3and3.dev shares its name server setup with other domains, including lutsmaster.com, football12.net, drlinchingku.com and two others.

There is at least partial name server overlap between 3and3.dev and other domains — sunnydown.surrey.sch.uk, x(0x706f726e)flix.com, 2tel.net and two more among them.

These name servers are routinely deployed together with the name servers stanley.ns.cloudflare.com.

Host names with 6 IP numbers:

kristin.ns.cloudflare.com points to 108.162.192.181, 172.64.32.181, 173.245.58.181 and 3 other IP addresses.

santino.ns.cloudflare.com points to 108.162.195.1, 162.159.44.1, 172.64.35.1 and 3 other IP addresses.

Mail Servers

3and3.dev has two mail servers: mail.protonmail.ch and mailsec.protonmail.ch.

3and3.dev shares the same mail server setup as other domains, including uplinkzero.com, alumbrados.nl, theperfectfoam.com and two others.

3and3.dev shares mail servers — at least in part — with other domains, including 894762023a9d.894762023a9d.894762023a9d.894762023a9d.894762023a9d.894762023a9d.894762023a9d.894762023a9d.894762023a9d.894762023a9d.894762023a9d.894762023a9d.894762023a9d.894762023a9d.habexsystems.com, tallis.com, coelis.fr and two others.

mail.protonmail.ch points to 176.119.200.128, 185.70.42.128 and 185.205.70.128. mailsec.protonmail.ch points to 176.119.200.129, 185.70.42.129 and 185.205.70.129. Both hosts resolve to three IP numbers.