🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`reference.dev`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::ac43:8275^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::6815:349^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.3.73^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.130.117^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`duke.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b6e^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`duke.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c16e^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`duke.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:216e^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`duke.ns.cloudflare.com`
		A	108.162.193.110^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`duke.ns.cloudflare.com`
		A	172.64.33.110^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`duke.ns.cloudflare.com`
		A	173.245.59.110^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`duke.ns.cloudflare.com`
NS	`maria.ns.cloudflare.com`
		A	2606:4700:50::adf5:3ac0^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`maria.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0c0^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`maria.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20c0^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`maria.ns.cloudflare.com`
		A	108.162.192.192^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`maria.ns.cloudflare.com`
		A	172.64.32.192^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`maria.ns.cloudflare.com`
		A	173.245.58.192^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`maria.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.3.73, 172.67.130.117
		IPv6 hints	2606:4700:3033::ac43:8275, 2606:4700:3034::6815:349
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=121, name=cloudflare-ech.com
SOA	`duke.ns.cloudflare.com`dns@cloudflare.com serial=2415105893

`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

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Similar names

Previous names

refbook.dev

refc.dev

refcard.dev

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refcome.dev

refcount.dev

refct.dev

refdata.dev

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Next names

DNS History

10 records (6 active, 4 former)

●NSduke.ns.cloudflare.com2026-09-24 → 2026-09-29 · 2 obs

● 2026-09-24 22:18:08
● 2026-09-29 22:00:20

●NSmaria.ns.cloudflare.com2026-09-24 → 2026-09-29 · 2 obs

● 2026-09-24 22:18:08
● 2026-09-29 22:00:20

●A104.21.3.732026-09-25 → 2026-09-29 · 3 obs

○ 2026-09-24 22:18:08
● 2026-09-25 03:43:56
● 2026-09-29 22:00:20

●A172.67.130.1172026-09-25 → 2026-09-29 · 3 obs

○ 2026-09-24 22:18:08
● 2026-09-25 03:43:56
● 2026-09-29 22:00:20

○A188.114.96.02026-09-24 → 2026-09-24 · 3 obs

● 2026-09-24 22:18:08
○ 2026-09-25 03:43:56
○ 2026-09-29 22:00:20

○A188.114.97.02026-09-24 → 2026-09-24 · 3 obs

● 2026-09-24 22:18:08
○ 2026-09-25 03:43:56
○ 2026-09-29 22:00:20

●A2606:4700:3033::ac43:82752026-09-25 → 2026-09-29 · 3 obs

○ 2026-09-24 22:18:08
● 2026-09-25 03:43:56
● 2026-09-29 22:00:20

●A2606:4700:3034::6815:3492026-09-25 → 2026-09-29 · 3 obs

○ 2026-09-24 22:18:08
● 2026-09-25 03:43:56
● 2026-09-29 22:00:20

○A2a06:98c1:3120::2026-09-24 → 2026-09-24 · 3 obs

● 2026-09-24 22:18:08
○ 2026-09-25 03:43:56
○ 2026-09-29 22:00:20

○A2a06:98c1:3121::2026-09-24 → 2026-09-24 · 3 obs

● 2026-09-24 22:18:08
○ 2026-09-25 03:43:56
○ 2026-09-29 22:00:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld1.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com...	-
reference.dev	maria.ns.cloudflare.com, duke.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.33.110

NS records: maria.ns.cloudflare.com, duke.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for reference.dev (unsigned zone)

⏱️ Timing

Total: 616ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.130.117, 104.21.3.73`
AAAA	2	`2606:4700:3034::6815:349, 2606:4700:3033::ac43:8275`
NS	2	`duke.ns.cloudflare.com, maria.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`duke.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

reference.dev points to the four IP addresses 104.21.3.73, 172.67.130.117, 2606:4700:3033::ac43:8275 and 2606:4700:3034::6815:349.

www.vaneccelpoel.be, vumelissakunkel.com, darospremoldeados.com.ar and two other host names share IP numbers with reference.dev.

Name Servers

The NS records for reference.dev delegate to duke.ns.cloudflare.com and maria.ns.cloudflare.com.

reference.dev uses the same name servers as several other domains — among them kyle-does-dns-good.workers.dev, controversi.al, skyemozofficial.workers.dev and two more.

There is at least partial name server overlap between reference.dev and other domains — rewindbox.net, mizugpt.workers.dev, 1wins-italian.com and two more among them.

These name servers tend to appear in combination with the name servers bart.ns.cloudflare.com, zara.ns.cloudflare.com, camilo.ns.cloudflare.com and bailey.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

duke.ns.cloudflare.com maps to 108.162.193.110, 172.64.33.110, 173.245.59.110 and 3 additional IP addresses.

maria.ns.cloudflare.com maps to 108.162.192.192, 172.64.32.192, 173.245.58.192 and 3 additional IP addresses.

reference.dev - robtex.com

reference.dev

dev

Same first word

Similar names

Previous names

Next names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

`reference.dev`

`dev`