🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`cppreviewcourse.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::6815:2add^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:a71e^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.42.221^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.167.30^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`mitch.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3bd0^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mitch.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1d0^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`mitch.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21d0^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`mitch.ns.cloudflare.com`
		A	108.162.193.208^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mitch.ns.cloudflare.com`
		A	172.64.33.208^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mitch.ns.cloudflare.com`
		A	173.245.59.208^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mitch.ns.cloudflare.com`
NS	`naomi.ns.cloudflare.com`
		A	2606:4700:50::adf5:3ad0^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`naomi.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0d0^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`naomi.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20d0^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`naomi.ns.cloudflare.com`
		A	108.162.192.208^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`naomi.ns.cloudflare.com`
		A	172.64.32.208^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`naomi.ns.cloudflare.com`
		A	173.245.58.208^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`naomi.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.42.221, 172.67.167.30
		IPv6 hints	2606:4700:3032::6815:2add, 2606:4700:3037::ac43:a71e
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=56, name=cloudflare-ech.com
SOA	`mitch.ns.cloudflare.com`dns@cloudflare.com serial=2414754440

`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=1790649749

Same first word

cppreviewcourse.com

Previous names

Next names

DNS History

17 records (6 active, 11 former)

●NSmitch.ns.cloudflare.com2026-09-14 → 2026-09-29 · 3 obs

○ 2018-05-16 02:42:58
● 2026-09-14 00:06:02
● 2026-09-29 03:08:08

●NSnaomi.ns.cloudflare.com2026-09-14 → 2026-09-29 · 3 obs

○ 2018-05-16 02:42:58
● 2026-09-14 00:06:02
● 2026-09-29 03:08:08

○NSns69.domaincontrol.com2018-05-16 → 2018-05-16 · 3 obs

● 2018-05-16 02:42:58
○ 2026-09-14 00:06:02
○ 2026-09-29 03:08:08

○NSns70.domaincontrol.com2018-05-16 → 2018-05-16 · 3 obs

● 2018-05-16 02:42:58
○ 2026-09-14 00:06:02
○ 2026-09-29 03:08:08

●A104.21.42.2212026-09-14 → 2026-09-29 · 3 obs

○ 2018-05-16 02:42:58
● 2026-09-14 00:06:02
● 2026-09-29 03:08:08

●A172.67.167.302026-09-14 → 2026-09-29 · 3 obs

○ 2018-05-16 02:42:58
● 2026-09-14 00:06:02
● 2026-09-29 03:08:08

○A184.168.221.402018-05-16 → 2018-05-16 · 3 obs

● 2018-05-16 02:42:58
○ 2026-09-14 00:06:02
○ 2026-09-29 03:08:08

○A184.168.221.442018-05-16 → 2018-05-16 · 3 obs

● 2018-05-16 02:42:58
○ 2026-09-14 00:06:02
○ 2026-09-29 03:08:08

○A184.168.221.542018-05-16 → 2018-05-16 · 3 obs

● 2018-05-16 02:42:58
○ 2026-09-14 00:06:02
○ 2026-09-29 03:08:08

○A184.168.221.632018-05-16 → 2018-05-16 · 3 obs

● 2018-05-16 02:42:58
○ 2026-09-14 00:06:02
○ 2026-09-29 03:08:08

●A2606:4700:3032::6815:2add2026-09-14 → 2026-09-29 · 3 obs

○ 2018-05-16 02:42:58
● 2026-09-14 00:06:02
● 2026-09-29 03:08:08

●A2606:4700:3037::ac43:a71e2026-09-14 → 2026-09-29 · 3 obs

○ 2018-05-16 02:42:58
● 2026-09-14 00:06:02
● 2026-09-29 03:08:08

○A50.63.202.352018-05-16 → 2018-05-16 · 3 obs

● 2018-05-16 02:42:58
○ 2026-09-14 00:06:02
○ 2026-09-29 03:08:08

○A50.63.202.382018-05-16 → 2018-05-16 · 3 obs

● 2018-05-16 02:42:58
○ 2026-09-14 00:06:02
○ 2026-09-29 03:08:08

○A50.63.202.422018-05-16 → 2018-05-16 · 3 obs

● 2018-05-16 02:42:58
○ 2026-09-14 00:06:02
○ 2026-09-29 03:08:08

○A50.63.202.542018-05-16 → 2018-05-16 · 3 obs

● 2018-05-16 02:42:58
○ 2026-09-14 00:06:02
○ 2026-09-29 03:08:08

○A50.63.202.632018-05-16 → 2018-05-16 · 3 obs

● 2018-05-16 02:42:58
○ 2026-09-14 00:06:02
○ 2026-09-29 03:08:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, a.gtld-servers.net, m.gtld-servers.net, f.gtld-servers.net...	-
cppreviewcourse.com	mitch.ns.cloudflare.com, naomi.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.208

NS records: mitch.ns.cloudflare.com, naomi.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cppreviewcourse.com (unsigned zone)

⏱️ Timing

Total: 322ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.42.221, 172.67.167.30`
AAAA	2	`2606:4700:3032::6815:2add, 2606:4700:3037::ac43:a71e`
NS	2	`mitch.ns.cloudflare.com, naomi.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`mitch.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

cppreviewcourse.com resolves to four IP addresses: 104.21.42.221, 172.67.167.30, 2606:4700:3032::6815:2add and 2606:4700:3037::ac43:a71e.

Two other host names, along with mediconnecthealth.uk, nxcoxca.com and mail.curvehoney.com, also share IP numbers with cppreviewcourse.com.

Name Servers

cppreviewcourse.com has two authoritative name servers — mitch.ns.cloudflare.com and naomi.ns.cloudflare.com.

cppreviewcourse.com shares its NS records with other domains, for example asisintl.org, comtidelinelegal.com, dehoofdpijnspecialist.nl and two others.

cppreviewcourse.com shares at least some of its name servers with other domains, including kogsuite.pages.dev, galactic-app-production.pages.dev, magic-games.space and two others.

These name servers are frequently paired with the name servers maisie.ns.cloudflare.com and faye.ns.cloudflare.com.

DNS names with 6 IP addresses:

mitch.ns.cloudflare.com points to 108.162.193.208, 172.64.33.208, 173.245.59.208 and 3 other IP addresses.

naomi.ns.cloudflare.com points to 108.162.192.208, 172.64.32.208, 173.245.58.208 and 3 other IP addresses.

cppreviewcourse.com - robtex.com