🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`stackquick.courses`

DNSSEC	⚠️ Not signed
NS	`karina.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3ab2^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`karina.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0b2^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`karina.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20b2^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`karina.ns.cloudflare.com`
		A	108.162.192.178^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`karina.ns.cloudflare.com`
		A	172.64.32.178^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`karina.ns.cloudflare.com`
		A	173.245.58.178^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`karina.ns.cloudflare.com`
NS	`salvador.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c64^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`salvador.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c364^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`salvador.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2364^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`salvador.ns.cloudflare.com`
		A	108.162.195.100^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`salvador.ns.cloudflare.com`
		A	162.159.44.100^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`salvador.ns.cloudflare.com`
		A	172.64.35.100^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`salvador.ns.cloudflare.com`
SOA	`karina.ns.cloudflare.com`dns@cloudflare.com serial=2416558185

`courses`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.nic.courses` ⭐
	NS	`b.nic.courses`
	NS	`c.nic.courses`
	NS	`x.nic.courses`
	NS	`y.nic.courses`
	NS	`z.nic.courses`
	SOA	`a.nic.courses`admin@tldns.godaddy serial=1793819179

⚠️ On DNS blocklist: spam-tlds

Same first word

stackquick.com

stackquick.courses

Similar names

Previous names

Next names

DNS History

2 records (2 active, 0 former)

●NSkarina.ns.cloudflare.com2026-10-04 → 2026-11-04 · 2 obs

● 2026-10-04 00:15:58
● 2026-11-04 20:22:52

●NSsalvador.ns.cloudflare.com2026-10-04 → 2026-11-04 · 2 obs

● 2026-10-04 00:15:58
● 2026-11-04 20:22:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
courses	a.nic.courses, b.nic.courses, c.nic.courses, x.nic.courses...	12 records
stackquick.courses	salvador.ns.cloudflare.com, karina.ns.cloudflare.com	-

✅ Authoritative Response

Server:162.159.44.100

NS records: salvador.ns.cloudflare.com, karina.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for stackquick.courses (unsigned zone)

⏱️ Timing

Total: 1328ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`karina.ns.cloudflare.com, salvador.ns.cloudflare.com`
SOA	1	`karina.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (a.nic.courses, a.nic.courses, b.nic.courses...)

Analysis

Name Servers

Two name servers handle the delegation for stackquick.courses: karina.ns.cloudflare.com and salvador.ns.cloudflare.com.

stackquick.courses uses the same name servers as several other domains — among them fatigablefalterer.motorcycles, platinumarcade.courses, ruefulnesseseateries.motorcycles and two more.

stackquick.courses partially shares its NS delegation with several other domains, including k07p6a.workers.dev, corepanelassist.info, www9688.com and two others.

These name servers are regularly seen alongside samara.ns.cloudflare.com and nicolas.ns.cloudflare.com as name servers.

Hostnames that resolve to 6 IP addresses:

karina.ns.cloudflare.com resolves to 108.162.192.178, 172.64.32.178 and 173.245.58.178 among others, with 3 other IP addresses in total.

salvador.ns.cloudflare.com resolves to 108.162.195.100, 162.159.44.100 and 172.64.35.100 among others, with 3 other IP addresses in total.

stackquick.courses - robtex.com