🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`course-code.com`

DNSSEC	⚠️ Not signed
NS	`gail.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a74^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gail.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c074^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`gail.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2074^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`gail.ns.cloudflare.com`
		A	108.162.192.116^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gail.ns.cloudflare.com`
		A	172.64.32.116^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gail.ns.cloudflare.com`
		A	173.245.58.116^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gail.ns.cloudflare.com`
NS	`rustam.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c94^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rustam.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c394^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`rustam.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2394^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`rustam.ns.cloudflare.com`
		A	108.162.195.148^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rustam.ns.cloudflare.com`
		A	162.159.44.148^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rustam.ns.cloudflare.com`
		A	172.64.35.148^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rustam.ns.cloudflare.com`
SOA	`gail.ns.cloudflare.com`dns@cloudflare.com serial=2412009779

`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=1789619783

Same first word

course-code.com

Similar names

Previous names

Next names

DNS History

2 records (2 active, 0 former)

●NSgail.ns.cloudflare.com2026-08-29 → 2026-09-17 · 2 obs

● 2026-08-29 14:54:20
● 2026-09-17 04:50:34

●NSrustam.ns.cloudflare.com2026-08-29 → 2026-09-17 · 2 obs

● 2026-08-29 14:54:20
● 2026-09-17 04:50:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
course-code.com	gail.ns.cloudflare.com, rustam.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.195.148

NS records: gail.ns.cloudflare.com, rustam.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for course-code.com (unsigned zone)

⏱️ Timing

Total: 164ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`gail.ns.cloudflare.com, rustam.ns.cloudflare.com`
SOA	1	`gail.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

Name Servers

DNS delegation for course-code.com points to two name servers: gail.ns.cloudflare.com and rustam.ns.cloudflare.com.

course-code.com uses the same name servers as several other domains — among them ti2hz5cq.pages.dev, unique-elizabeth-deal-exchange-outstanding.pages.dev, l9oe2e06dfv.pages.dev and two more.

There is at least partial name server overlap between course-code.com and other domains — body-iq-glp1.com, mindset-coach.com, 2yhchclr3o.workers.dev and two more among them.

These name servers regularly appear alongside danica.ns.cloudflare.com, nero.ns.cloudflare.com, theo.ns.cloudflare.com and 4 other name servers in NS record sets.

Hostnames that resolve to 6 IP addresses:

gail.ns.cloudflare.com has IP addresses 108.162.192.116, 172.64.32.116 and 173.245.58.116, plus 3 other.

rustam.ns.cloudflare.com has IP addresses 108.162.195.148, 162.159.44.148 and 172.64.35.148, plus 3 other.

course-code.com - dns.ninja

course-code.com

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