memref.dev - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`memref.dev`

DNSSEC	🔒 Signed (DS record present)
A	2606:4700:3030::ac43:b811^{Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:3bd2^{Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.59.210^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.184.17^{Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`anastasia.ns.cloudflare.com` ⭐
NS	`jason.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bb3^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jason.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1b3^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`jason.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21b3^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`jason.ns.cloudflare.com`
		A	108.162.193.179^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jason.ns.cloudflare.com`
		A	172.64.33.179^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jason.ns.cloudflare.com`
		A	173.245.59.179^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jason.ns.cloudflare.com`
TXT	`google-site-verification=2NfvVbZ7tfF4bF7LLdLsMJhkm8ickV9qZeDmU-0iMTY`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.59.210, 172.67.184.17
		IPv6 hints	2606:4700:3030::ac43:b811, 2606:4700:3037::6815:3bd2
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=12, name=cloudflare-ech.com
SOA	`anastasia.ns.cloudflare.com`dns@cloudflare.com serial=2415310194

`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

memref.dev

memref.com

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DNS History

10 records (6 active, 4 former)

●NSanastasia.ns.cloudflare.com2026-09-05 → 2026-09-22 · 2 obs

● 2026-09-05 22:31:28
● 2026-09-22 01:50:34

●NSjason.ns.cloudflare.com2026-09-05 → 2026-09-22 · 2 obs

● 2026-09-05 22:31:28
● 2026-09-22 01:50:34

●A104.21.59.2102026-09-09 → 2026-09-22 · 3 obs

○ 2026-09-05 22:31:28
● 2026-09-09 22:09:02
● 2026-09-22 01:50:34

●A172.67.184.172026-09-09 → 2026-09-22 · 3 obs

○ 2026-09-05 22:31:28
● 2026-09-09 22:09:02
● 2026-09-22 01:50:34

○A188.114.96.02026-09-05 → 2026-09-05 · 3 obs

● 2026-09-05 22:31:28
○ 2026-09-09 22:09:02
○ 2026-09-22 01:50:34

○A188.114.97.02026-09-05 → 2026-09-05 · 3 obs

● 2026-09-05 22:31:28
○ 2026-09-09 22:09:02
○ 2026-09-22 01:50:34

●A2606:4700:3030::ac43:b8112026-09-09 → 2026-09-22 · 3 obs

○ 2026-09-05 22:31:28
● 2026-09-09 22:09:02
● 2026-09-22 01:50:34

●A2606:4700:3037::6815:3bd22026-09-09 → 2026-09-22 · 3 obs

○ 2026-09-05 22:31:28
● 2026-09-09 22:09:02
● 2026-09-22 01:50:34

○A2a06:98c1:3120::2026-09-05 → 2026-09-05 · 3 obs

● 2026-09-05 22:31:28
○ 2026-09-09 22:09:02
○ 2026-09-22 01:50:34

○A2a06:98c1:3121::2026-09-05 → 2026-09-05 · 3 obs

● 2026-09-05 22:31:28
○ 2026-09-09 22:09:02
○ 2026-09-22 01:50:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld2.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...	-
memref.dev	anastasia.ns.cloudflare.com, jason.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.34.227

NS records: anastasia.ns.cloudflare.com, jason.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1603ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.184.17, 104.21.59.210`
AAAA	2	`2606:4700:3037::6815:3bd2, 2606:4700:3030::ac43:b811`
NS	2	`anastasia.ns.cloudflare.com, jason.ns.cloudflare.com`
TXT	1	`google-site-verification=2NfvVbZ7tfF4bF7`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`anastasia.ns.cloudflare.com dns.cloudfla`

Analysis

IP Addresses

memref.dev directs to four IP numbers, which are 104.21.59.210, 172.67.184.17, 2606:4700:3030::ac43:b811 and 2606:4700:3037::6815:3bd2.

Name Servers

memref.dev is served by two delegated name servers, anastasia.ns.cloudflare.com and jason.ns.cloudflare.com.

Hosts with 6 IP addresses each:

jason.ns.cloudflare.com carries IP addresses 108.162.193.179, 172.64.33.179 and 173.245.59.179, with 3 other addresses beyond those.