duluth.dev - dns.ninja

`duluth.dev`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::ac43:9909^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::6815:2890^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.40.144^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.153.9^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`evangeline.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:2606^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`evangeline.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c206^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`evangeline.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2206^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`evangeline.ns.cloudflare.com`
		A	108.162.194.6^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	162.159.38.6^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	172.64.34.6^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`kellen.ns.cloudflare.com`
		A	2606:4700:58::a29f:2ca0^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kellen.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3a0^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`kellen.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23a0^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`kellen.ns.cloudflare.com`
		A	108.162.195.160^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kellen.ns.cloudflare.com`
		A	162.159.44.160^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kellen.ns.cloudflare.com`
		A	172.64.35.160^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kellen.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=92f98255de8c744788d27272b2daf91901cce5b0`
TXT	`v=spf1 include:_spf.protonmail.ch mx -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.40.144, 172.67.153.9
		IPv6 hints	2606:4700:3032::ac43:9909, 2606:4700:3035::6815:2890
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=4, name=cloudflare-ech.com
SOA	`evangeline.ns.cloudflare.com`dns@cloudflare.com serial=2409129317

`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

duluth.net

duluth.k12.mn.us

duluth.com

duluth.lol

duluth.mn.us

duluth.tv

duluth.us

duluth.ca

duluth.co

duluth.dev

Similar names

hutdul.com

DNS History

12 records (8 active, 4 former)

●NSevangeline.ns.cloudflare.com2026-02-15 → 2026-07-12 · 2 obs

● 2026-02-15 09:03:04
● 2026-07-12 04:36:54

●NSkellen.ns.cloudflare.com2026-02-15 → 2026-07-12 · 2 obs

● 2026-02-15 09:03:04
● 2026-07-12 04:36:54

●MXmail.protonmail.ch2026-02-15 → 2026-07-12 · 2 obs

● 2026-02-15 09:03:04
● 2026-07-12 04:36:54

●MXmailsec.protonmail.ch2026-02-15 → 2026-07-12 · 2 obs

● 2026-02-15 09:03:04
● 2026-07-12 04:36:54

●A104.21.40.1442026-02-15 → 2026-07-12 · 3 obs

○ 2026-02-15 09:03:04
● 2026-02-15 18:20:32
● 2026-07-12 04:36:54

○A172.64.80.12026-02-15 → 2026-02-15 · 3 obs

● 2026-02-15 09:03:04
○ 2026-02-15 18:20:32
○ 2026-07-12 04:36:54

●A172.67.153.92026-02-15 → 2026-07-12 · 3 obs

○ 2026-02-15 09:03:04
● 2026-02-15 18:20:32
● 2026-07-12 04:36:54

○A2606:4700:130:436c:6f75:6466:6c61:72652026-02-15 → 2026-02-20 · 6 obs

● 2026-02-15 09:03:04
○ 2026-02-15 18:20:32
○ 2026-02-18 10:25:48
● 2026-02-20 12:11:10
○ 2026-02-20 15:39:14
○ 2026-07-12 04:36:54

○A2606:4700:3030::6815:28902026-02-15 → 2026-02-20 · 7 obs

○ 2026-02-15 09:03:04
● 2026-02-15 18:20:32
● 2026-02-18 10:25:48
○ 2026-02-20 12:11:10
● 2026-02-20 15:39:14
○ 2026-07-08 07:59:26
○ 2026-07-12 04:36:54

●A2606:4700:3032::ac43:99092026-07-08 → 2026-07-12 · 3 obs

○ 2026-02-20 15:39:14
● 2026-07-08 07:59:26
● 2026-07-12 04:36:54

○A2606:4700:3034::ac43:99092026-02-15 → 2026-02-20 · 7 obs

○ 2026-02-15 09:03:04
● 2026-02-15 18:20:32
● 2026-02-18 10:25:48
○ 2026-02-20 12:11:10
● 2026-02-20 15:39:14
○ 2026-07-08 07:59:26
○ 2026-07-12 04:36:54

●A2606:4700:3035::6815:28902026-07-08 → 2026-07-12 · 3 obs

○ 2026-02-20 15:39:14
● 2026-07-08 07:59:26
● 2026-07-12 04:36:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld1.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com...	-
duluth.dev	kellen.ns.cloudflare.com, evangeline.ns.cloudflare.com	-

✅ Authoritative Response

Server:162.159.44.160

NS records: kellen.ns.cloudflare.com, evangeline.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1436ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.153.9, 104.21.40.144`
AAAA	2	`2606:4700:3032::ac43:9909, 2606:4700:3035::6815:2890`
NS	2	`evangeline.ns.cloudflare.com, kellen.ns.cloudflare.com`
MX	2	`mail.protonmail.ch (pri: 10), mailsec.protonmail.ch (pri: 20)`
TXT	2	`protonmail-verification=92f98255de8c7447, v=spf1 include:_spf.protonmail.ch mx -al`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`evangeline.ns.cloudflare.com dns.cloudfl`

Analysis

IP Addresses

duluth.dev resolves to four IP addresses: 104.21.40.144, 172.67.153.9, 2606:4700:3032::ac43:9909 and 2606:4700:3035::6815:2890.

kenkounist.com, tm.be, baijunda.com plus two other host names have IP numbers in common with duluth.dev.

Name Servers

duluth.dev is delegated to two name servers: evangeline.ns.cloudflare.com and kellen.ns.cloudflare.com.

The name server configuration of duluth.dev is shared with other domains, for instance pentobarbital.net, tradesmencoffeetaphouse.com, alphapro-inc.com and two others.

duluth.dev partially shares its NS delegation with several other domains, including orgsec.net, tcdzq.com, dgpetroleum.com and two others.

These name servers regularly co-occur with the name servers clay.ns.cloudflare.com, kenia.ns.cloudflare.com and vern.ns.cloudflare.com.

Hosts with 6 IP addresses each:

evangeline.ns.cloudflare.com resolves to 108.162.194.6, 162.159.38.6, 172.64.34.6 and 3 other IP addresses.

kellen.ns.cloudflare.com resolves to 108.162.195.160, 162.159.44.160, 172.64.35.160 and 3 other IP addresses.

Mail Servers

duluth.dev uses two mail servers, mail.protonmail.ch and mailsec.protonmail.ch.

The mail server setup of duluth.dev matches that of other domains such as punctumbooks.com, r00ted.com, smykkecopenhagen.com and two others.

At least some of the mail servers used by duluth.dev are shared with other domains: tomilehto.com, mx001.curu.ca, invalidstate.net and two others among them.

mail.protonmail.ch has three IP addresses (176.119.200.128, 185.70.42.128 and 185.205.70.128) and mailsec.protonmail.ch has three IP addresses (176.119.200.129, 185.70.42.129 and 185.205.70.129).