🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`cppmastery.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::6815:5059^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::ac43:b0a1^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.80.89^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.176.161^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`eric.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b70^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`eric.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c170^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`eric.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2170^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`eric.ns.cloudflare.com`
		A	108.162.193.112^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`eric.ns.cloudflare.com`
		A	172.64.33.112^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`eric.ns.cloudflare.com`
		A	173.245.59.112^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`eric.ns.cloudflare.com`
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}
			PTR	`evangeline.ns.cloudflare.com`
		A	162.159.38.6^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`evangeline.ns.cloudflare.com`
		A	172.64.34.6^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`evangeline.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	104.21.80.89, 172.67.176.161
		IPv6 hints	2606:4700:3033::6815:5059, 2606:4700:3036::ac43:b0a1
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=53, name=cloudflare-ech.com
SOA	`eric.ns.cloudflare.com`dns@cloudflare.com serial=2418032735

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1794498411

Same first word

cppmastery.pages.dev

cppmastery.com

Similar names

Previous names

Next names

cppmate.com

cppmath.com

cppmaui.com

cppmaw.com

cppmax.com

cppmbeijing.com

cppmbj.com

cppmbk.com

cppmbm.com

cppmc.com

cppmcert.com

cppmchina.com

cppmcn.com

cppmconsult.com

cppmcy.com

cppmd.com

cppmde.com

cppmdoctor.com

cppme.com

cppmec.com

DNS History

15 records (11 active, 4 former)

●NSeric.ns.cloudflare.com2026-10-21 → 2026-11-12 · 3 obs

○ 2018-05-15 11:51:26
● 2026-10-21 05:13:36
● 2026-11-12 16:07:16

●NSevangeline.ns.cloudflare.com2026-10-21 → 2026-11-12 · 3 obs

○ 2018-05-15 11:51:26
● 2026-10-21 05:13:36
● 2026-11-12 16:07:16

○NSns6141.hostgator.com2018-05-15 → 2018-05-15 · 3 obs

● 2018-05-15 11:51:26
○ 2026-10-21 05:13:36
○ 2026-11-12 16:07:16

○NSns6142.hostgator.com2018-05-15 → 2018-05-15 · 3 obs

● 2018-05-15 11:51:26
○ 2026-10-21 05:13:36
○ 2026-11-12 16:07:16

●MXeforward1.registrar-servers.com2026-10-21 → 2026-11-12 · 3 obs

○ 2018-05-15 11:51:26
● 2026-10-21 05:13:36
● 2026-11-12 16:07:16

●MXeforward2.registrar-servers.com2026-10-21 → 2026-11-12 · 3 obs

○ 2018-05-15 11:51:26
● 2026-10-21 05:13:36
● 2026-11-12 16:07:16

●MXeforward3.registrar-servers.com2026-10-21 → 2026-11-12 · 3 obs

○ 2018-05-15 11:51:26
● 2026-10-21 05:13:36
● 2026-11-12 16:07:16

●MXeforward4.registrar-servers.com2026-10-21 → 2026-11-12 · 3 obs

○ 2018-05-15 11:51:26
● 2026-10-21 05:13:36
● 2026-11-12 16:07:16

●MXeforward5.registrar-servers.com2026-10-21 → 2026-11-12 · 3 obs

○ 2018-05-15 11:51:26
● 2026-10-21 05:13:36
● 2026-11-12 16:07:16

○MXmail.cppmastery.com2018-05-15 → 2018-05-15 · 3 obs

● 2018-05-15 11:51:26
○ 2026-10-21 05:13:36
○ 2026-11-12 16:07:16

●A104.21.80.892026-10-21 → 2026-11-12 · 3 obs

○ 2018-05-15 11:51:26
● 2026-10-21 05:13:36
● 2026-11-12 16:07:16

●A172.67.176.1612026-10-21 → 2026-11-12 · 3 obs

○ 2018-05-15 11:51:26
● 2026-10-21 05:13:36
● 2026-11-12 16:07:16

○A198.57.241.2432018-05-15 → 2018-05-15 · 3 obs

● 2018-05-15 11:51:26
○ 2026-10-21 05:13:36
○ 2026-11-12 16:07:16

●A2606:4700:3033::6815:50592026-10-21 → 2026-11-12 · 3 obs

○ 2018-05-15 11:51:26
● 2026-10-21 05:13:36
● 2026-11-12 16:07:16

●A2606:4700:3036::ac43:b0a12026-10-21 → 2026-11-12 · 3 obs

○ 2018-05-15 11:51:26
● 2026-10-21 05:13:36
● 2026-11-12 16:07:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	i.gtld-servers.net, k.gtld-servers.net, g.gtld-servers.net, e.gtld-servers.net...	-
cppmastery.com	eric.ns.cloudflare.com, evangeline.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.112

NS records: eric.ns.cloudflare.com, evangeline.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: 220ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.176.161, 104.21.80.89`
AAAA	2	`2606:4700:3033::6815:5059, 2606:4700:3036::ac43:b0a1`
NS	2	`eric.ns.cloudflare.com, evangeline.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	`eric.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (eric.ns.cloudflare.com, eric.ns.cloudflare.com, eric.ns.cloudflare.com...)

Analysis

IP Addresses

cppmastery.com has four IP addresses: 104.21.80.89, 172.67.176.161, 2606:4700:3033::6815:5059 and 2606:4700:3036::ac43:b0a1.

Two other host names, along with seismicsolutionsak.com, asyin7pq.com and flash168thai.com, also share IP numbers with cppmastery.com.

Name Servers

The NS records for cppmastery.com delegate to eric.ns.cloudflare.com and evangeline.ns.cloudflare.com.

cppmastery.com shares its NS records with other domains, for example go-amerinotexchange.pages.dev, linxinhun.workers.dev, doodle-arena.pages.dev and two others.

cppmastery.com shares at least some of its name servers with other domains, including irisphotoscapes.com, deepl19.workers.dev, omeiyy.wiki and two others.

These name servers are frequently paired with the name servers chuck.ns.cloudflare.com, cris.ns.cloudflare.com and sydney.ns.cloudflare.com.

DNS names with 6 IP addresses:

eric.ns.cloudflare.com maps to 108.162.193.112, 172.64.33.112, 173.245.59.112 and 3 additional IP addresses.

evangeline.ns.cloudflare.com maps to 108.162.194.6, 162.159.38.6, 172.64.34.6 and 3 additional IP addresses.

Mail Servers

Mail for cppmastery.com is handled by five mail servers, namely eforward1.registrar-servers.com, eforward2.registrar-servers.com, eforward3.registrar-servers.com and two others.

There is at least a partial MX overlap between cppmastery.com and other domains, including posingchu.com, newsusa.us, mywifemakesthebestgranola.com and two others.

These mail servers frequently appear alongside the mail servers eforward4.registrar-servers.com and eforward5.registrar-servers.com.

Host names that point to one IP address:

eforward1.registrar-servers.com resolves to the IP address 162.255.118.51.

eforward2.registrar-servers.com resolves to the IP address 162.255.118.52.

eforward3.registrar-servers.com resolves to the IP address 162.255.118.51.

eforward4.registrar-servers.com resolves to the IP address 162.255.118.52.

eforward5.registrar-servers.com resolves to the IP address 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.

eforward2.registrar-servers.com and eforward4.registrar-servers.com each have 162.255.118.52 IP addresses.