🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`learn-sql.dev`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:42f7^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::ac43:a688^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.66.247^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.166.136^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`dana.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a69^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dana.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c069^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`dana.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2069^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`dana.ns.cloudflare.com`
		A	108.162.192.105^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dana.ns.cloudflare.com`
		A	172.64.32.105^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dana.ns.cloudflare.com`
		A	173.245.58.105^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dana.ns.cloudflare.com`
NS	`pablo.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bdc^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`pablo.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1dc^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`pablo.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21dc^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`pablo.ns.cloudflare.com`
		A	108.162.193.220^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`pablo.ns.cloudflare.com`
		A	172.64.33.220^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`pablo.ns.cloudflare.com`
		A	173.245.59.220^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`pablo.ns.cloudflare.com`
MX	`eforward1.registrar-servers.com` ⭐
		A	162.255.118.51^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward1.registrar-servers.com`
			PTR	`eforward3.registrar-servers.com`
MX	`eforward2.registrar-servers.com` ⭐
		A	162.255.118.52^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward2.registrar-servers.com`
MX	`eforward3.registrar-servers.com` ⭐
		A	162.255.118.51^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward1.registrar-servers.com`
			PTR	`eforward3.registrar-servers.com`
MX	`eforward4.registrar-servers.com`⁽¹⁵⁾
		A	162.255.118.52^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward2.registrar-servers.com`
MX	`eforward5.registrar-servers.com`⁽²⁰⁾
		A	162.255.118.51^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward1.registrar-servers.com`
			PTR	`eforward3.registrar-servers.com`
TXT	`v=spf1 include:spf.efwd.registrar-servers.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.66.247, 172.67.166.136
		IPv6 hints	2606:4700:3030::6815:42f7, 2606:4700:3036::ac43:a688
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=42, name=cloudflare-ech.com
SOA	`dana.ns.cloudflare.com`dns@cloudflare.com serial=2414143459

`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

learn-sql.com

learn-sql.pages.dev

learn-sql.dev

Similar names

sql-learn.pages.dev

Previous names

Next names

DNS History

11 records (11 active, 0 former)

●NSdana.ns.cloudflare.com2026-09-07 → 2026-09-07 · 2 obs

● 2026-09-07 16:00:06
● 2026-09-07 22:46:18

●NSpablo.ns.cloudflare.com2026-09-07 → 2026-09-07 · 2 obs

● 2026-09-07 16:00:06
● 2026-09-07 22:46:18

●MXeforward1.registrar-servers.com2026-09-07 → 2026-09-07 · 2 obs

● 2026-09-07 16:00:06
● 2026-09-07 22:46:18

●MXeforward2.registrar-servers.com2026-09-07 → 2026-09-07 · 2 obs

● 2026-09-07 16:00:06
● 2026-09-07 22:46:18

●MXeforward3.registrar-servers.com2026-09-07 → 2026-09-07 · 2 obs

● 2026-09-07 16:00:06
● 2026-09-07 22:46:18

●MXeforward4.registrar-servers.com2026-09-07 → 2026-09-07 · 2 obs

● 2026-09-07 16:00:06
● 2026-09-07 22:46:18

●MXeforward5.registrar-servers.com2026-09-07 → 2026-09-07 · 2 obs

● 2026-09-07 16:00:06
● 2026-09-07 22:46:18

●A104.21.66.2472026-09-07 → 2026-09-07 · 2 obs

● 2026-09-07 16:00:06
● 2026-09-07 22:46:18

●A172.67.166.1362026-09-07 → 2026-09-07 · 2 obs

● 2026-09-07 16:00:06
● 2026-09-07 22:46:18

●A2606:4700:3030::6815:42f72026-09-07 → 2026-09-07 · 2 obs

● 2026-09-07 16:00:06
● 2026-09-07 22:46:18

●A2606:4700:3036::ac43:a6882026-09-07 → 2026-09-07 · 2 obs

● 2026-09-07 16:00:06
● 2026-09-07 22:46:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld5.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com...	-
learn-sql.dev	dana.ns.cloudflare.com, pablo.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.32.105

NS records: dana.ns.cloudflare.com, pablo.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for learn-sql.dev (unsigned zone)

⏱️ Timing

Total: 464ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.166.136, 104.21.66.247`
AAAA	2	`2606:4700:3030::6815:42f7, 2606:4700:3036::ac43:a688`
NS	2	`dana.ns.cloudflare.com, pablo.ns.cloudflare.com`
MX	5	`eforward1.registrar-servers.com (pri: 10, eforward2.registrar-servers.com (pri: 10...`
TXT	1	`v=spf1 include:spf.efwd.registrar-server`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`dana.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

learn-sql.dev points to the four IP addresses 104.21.66.247, 172.67.166.136, 2606:4700:3030::6815:42f7 and 2606:4700:3036::ac43:a688.

Two other host names, along with www.doradosdechihuahua.com.mx, spintogames-slot.fun and pk789-pgslot.com, also share IP numbers with learn-sql.dev.

Name Servers

learn-sql.dev has two authoritative name servers — dana.ns.cloudflare.com and pablo.ns.cloudflare.com.

learn-sql.dev shares its NS records with other domains, for example titletap.workers.dev, jdx-merchant-dashboard.top, trafficunity.com and two others.

The name servers of learn-sql.dev overlap at least partially with those of other domains — among them jzae529.vip, seni1080hokyy.site, dreamsandcosleepwear.com and two more.

The name servers iris.ns.cloudflare.com, donna.ns.cloudflare.com and dave.ns.cloudflare.com are commonly seen alongside these name servers.

DNS names with 6 IP addresses:

dana.ns.cloudflare.com points to 108.162.192.105, 172.64.32.105, 173.245.58.105 and 3 other IP addresses.

pablo.ns.cloudflare.com points to 108.162.193.220, 172.64.33.220, 173.245.59.220 and 3 other IP addresses.

Mail Servers

learn-sql.dev has five mail servers, which are eforward1.registrar-servers.com, eforward2.registrar-servers.com, eforward3.registrar-servers.com and two others.

There is at least a partial MX overlap between learn-sql.dev and other domains, including mowandgonow.com, runnasknee.com, masarservices.com and two others.

The mail servers eforward4.registrar-servers.com and eforward5.registrar-servers.com are commonly paired with these mail servers.

Host names that point to one IP address:

eforward1.registrar-servers.com resolves to 162.255.118.51.

eforward2.registrar-servers.com resolves to 162.255.118.52.

eforward3.registrar-servers.com resolves to 162.255.118.51.

eforward4.registrar-servers.com resolves to 162.255.118.52.

eforward5.registrar-servers.com resolves to 162.255.118.51.

Each of eforward1.registrar-servers.com, eforward3.registrar-servers.com and eforward5.registrar-servers.com resolves to 162.255.118.51.

The host names eforward2.registrar-servers.com and eforward4.registrar-servers.com both resolve to 162.255.118.52 IP addresses.