🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`cadcourse.com`

DNSSEC	⚠️ Not signed
NS	`lynn.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3bc9^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lynn.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1c9^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`lynn.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21c9^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`lynn.ns.cloudflare.com`
		A	108.162.193.201^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lynn.ns.cloudflare.com`
		A	172.64.33.201^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lynn.ns.cloudflare.com`
		A	173.245.59.201^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lynn.ns.cloudflare.com`
NS	`zoe.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a95^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zoe.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c095^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`zoe.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2095^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`zoe.ns.cloudflare.com`
		A	108.162.192.149^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zoe.ns.cloudflare.com`
		A	172.64.32.149^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zoe.ns.cloudflare.com`
		A	173.245.58.149^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zoe.ns.cloudflare.com`
MX	`smtp.secureserver.net` ⭐
		A	216.69.141.71^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp01-v01.prod.phx3.secureserver.net`
		A	216.69.141.84^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp02-v01.prod.phx3.secureserver.net`
		A	216.69.141.113^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp03-v01.prod.phx3.secureserver.net`
MX	`mailstore1.secureserver.net`⁽¹⁰⁾
		A	216.69.141.78^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp01-v02.prod.phx3.secureserver.net`
		A	216.69.141.114^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp03-v02.prod.phx3.secureserver.net`
		A	216.69.141.162^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp02-v02.prod.phx3.secureserver.net`
SOA	`lynn.ns.cloudflare.com`dns@cloudflare.com serial=2409757357

`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=1787207064

WOT: SAFE (61/100)

Same first word

cadcourse.com

Similar names

Previous names

Next names

DNS History

8 records (4 active, 4 former)

●NSlynn.ns.cloudflare.com2026-04-07 → 2026-08-20 · 3 obs

○ 2017-03-31 10:28:54
● 2026-04-07 02:47:58
● 2026-08-20 06:52:10

○NSns31.domaincontrol.com2015-05-27 → 2017-03-31 · 4 obs

● 2015-05-27 16:41:08
● 2017-03-31 10:28:54
○ 2026-04-07 02:47:58
○ 2026-08-20 06:52:10

○NSns32.domaincontrol.com2015-05-27 → 2017-03-31 · 4 obs

● 2015-05-27 16:41:08
● 2017-03-31 10:28:54
○ 2026-04-07 02:47:58
○ 2026-08-20 06:52:10

●NSzoe.ns.cloudflare.com2026-04-07 → 2026-08-20 · 3 obs

○ 2017-03-31 10:28:54
● 2026-04-07 02:47:58
● 2026-08-20 06:52:10

●MXmailstore1.secureserver.net2015-05-27 → 2026-08-20 · 2 obs

● 2015-05-27 16:41:08
● 2026-08-20 06:52:10

●MXsmtp.secureserver.net2015-05-27 → 2026-08-20 · 2 obs

● 2015-05-27 16:41:08
● 2026-08-20 06:52:10

○A184.168.221.162015-05-27 → 2015-10-24 · 4 obs

● 2015-05-27 16:41:08
● 2015-10-24 00:14:02
○ 2015-12-25 03:07:50
○ 2026-08-20 06:52:10

○A50.63.202.192015-12-25 → 2017-03-31 · 5 obs

○ 2015-10-24 00:14:02
● 2015-12-25 03:07:50
● 2017-03-31 10:28:54
○ 2026-04-07 02:47:58
○ 2026-08-20 06:52:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	g.gtld-servers.net, e.gtld-servers.net, j.gtld-servers.net, k.gtld-servers.net...	-
cadcourse.com	zoe.ns.cloudflare.com, lynn.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.149

NS records: zoe.ns.cloudflare.com, lynn.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cadcourse.com (unsigned zone)

⏱️ Timing

Total: 271ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`lynn.ns.cloudflare.com, zoe.ns.cloudflare.com`
MX	2	`smtp.secureserver.net (pri: 0), mailstore1.secureserver.net (pri: 10)`
SOA	1	`lynn.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

Name Servers

DNS delegation for cadcourse.com points to two name servers: lynn.ns.cloudflare.com and zoe.ns.cloudflare.com.

cadcourse.com shares its name server setup with other domains, including crazymachinesgame.com, printmaster.com, cadsymbol.net and two others.

At least some of cadcourse.com's name servers are shared with other domains, for example solarslotsdaily.com, clubnika-casino-vnj.buzz, 6t26.com and two more.

These name servers tend to be used in conjunction with the name servers aiden.ns.cloudflare.com.

Host names with 6 IP numbers:

lynn.ns.cloudflare.com has IP addresses 108.162.193.201, 172.64.33.201 and 173.245.59.201, plus 3 other.

zoe.ns.cloudflare.com has IP addresses 108.162.192.149, 172.64.32.149 and 173.245.58.149, plus 3 other.

Mail Servers

cadcourse.com has two mail servers: mailstore1.secureserver.net and smtp.secureserver.net.

cadcourse.com shares the same mail server setup as other domains, including irs.services, symbologic.net, bluyel.com and two others.

At least a portion of cadcourse.com's mail servers are shared with other domains, among them msacomputer.com and app-geo-research.com.

The hosts mailstore1.secureserver.net and smtp.secureserver.net both resolve to three IP numbers: mailstore1.secureserver.net to 216.69.141.78, 216.69.141.114 and 216.69.141.162, and smtp.secureserver.net to 216.69.141.71, 216.69.141.84 and 216.69.141.113.

cadcourse.com - robtex.com

cadcourse.com

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