stackmastery.dev - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`stackmastery.dev`

DNSSEC	⚠️ Not signed
NS	`charles.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b53^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`charles.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c153^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`charles.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2153^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`charles.ns.cloudflare.com`
		A	108.162.193.83^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`charles.ns.cloudflare.com`
		A	172.64.33.83^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`charles.ns.cloudflare.com`
		A	173.245.59.83^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`charles.ns.cloudflare.com`
NS	`opal.ns.cloudflare.com`
		A	2606:4700:50::a29f:2664^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`opal.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c264^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`opal.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2264^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`opal.ns.cloudflare.com`
		A	108.162.194.100^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`opal.ns.cloudflare.com`
		A	162.159.38.100^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`opal.ns.cloudflare.com`
		A	172.64.34.100^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`opal.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`
SOA	`charles.ns.cloudflare.com`dns@cloudflare.com serial=2418446323

`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

stackmastery.dev

stackmastery.com

Similar names

stacymarkets.com

trackmyasset.co.uk

trackmyasset.in

mysatstacker.com

masterystack.com

myassettrack.xyz

myassettrack.com

Previous names

Next names

DNS History

7 records (7 active, 0 former)

●NScharles.ns.cloudflare.com2026-10-25 → 2026-11-05 · 2 obs

● 2026-10-25 20:50:12
● 2026-11-05 04:05:46

●NSopal.ns.cloudflare.com2026-10-25 → 2026-11-05 · 2 obs

● 2026-10-25 20:50:12
● 2026-11-05 04:05:46

●MXeforward1.registrar-servers.com2026-10-25 → 2026-11-05 · 2 obs

● 2026-10-25 20:50:12
● 2026-11-05 04:05:46

●MXeforward2.registrar-servers.com2026-10-25 → 2026-11-05 · 2 obs

● 2026-10-25 20:50:12
● 2026-11-05 04:05:46

●MXeforward3.registrar-servers.com2026-10-25 → 2026-11-05 · 2 obs

● 2026-10-25 20:50:12
● 2026-11-05 04:05:46

●MXeforward4.registrar-servers.com2026-10-25 → 2026-11-05 · 2 obs

● 2026-10-25 20:50:12
● 2026-11-05 04:05:46

●MXeforward5.registrar-servers.com2026-10-25 → 2026-11-05 · 2 obs

● 2026-10-25 20:50:12
● 2026-11-05 04:05:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...	-
stackmastery.dev	opal.ns.cloudflare.com, charles.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.59.83

NS records: opal.ns.cloudflare.com, charles.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

Root DNSKEY fetch failed: Error: connect EADDRNOTAVAIL 198.41.0.4:53 - Local (0.0.0.0:0)

⏱️ Timing

Total: 1927ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`charles.ns.cloudflare.com, opal.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`
SOA	1	`charles.ns.cloudflare.com dns.cloudflare`

Analysis

Name Servers

stackmastery.dev has two authoritative name servers — charles.ns.cloudflare.com and opal.ns.cloudflare.com.

stackmastery.dev uses the same name servers as several other domains — among them zoey-fong.workers.dev, hustleimphal.com, vasyan.top and two more.

There is at least partial name server overlap between stackmastery.dev and other domains — p7rgcx853k.cyou, wecabinet.workers.dev, trendalertmedia.com and two more among them.

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

Hostnames that resolve to 6 IP addresses:

charles.ns.cloudflare.com points to 108.162.193.83, 172.64.33.83, 173.245.59.83 and 3 other IP addresses.

opal.ns.cloudflare.com points to 108.162.194.100, 162.159.38.100, 172.64.34.100 and 3 other IP addresses.

Mail Servers

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

stackmastery.dev has at least partial mail server overlap with other domains such as dataprescience.com, mimz.org, lulu88.skin and two more.

The mail servers eforward4.registrar-servers.com, eforward5.registrar-servers.com, eforward6.registrar-servers.com and eforward7.registrar-servers.com are commonly seen alongside these mail servers.

Hosts with just 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.

The host names eforward1.registrar-servers.com, eforward3.registrar-servers.com and eforward5.registrar-servers.com each resolve 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.