quantumcomputingcourses.com - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`quantumcomputingcourses.com`

DNSSEC	⚠️ Not signed
A	199.36.158.100^{🇺🇸 Fastly199.36.158.0/24 Google}
NS	`curitiba.ns.porkbun.com` ⭐
		A	2400:cb00:2049:1::adf5:3a25^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	173.245.58.37^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`fortaleza.ns.porkbun.com`
		A	2400:cb00:2049:1::a29f:88c^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	162.159.8.140^{Cloudflare162.159.8.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`maceio.ns.porkbun.com`
		A	2400:cb00:2049:1::a29f:bb4^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	162.159.11.180^{Cloudflare162.159.11.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`salvador.ns.porkbun.com`
		A	2400:cb00:2049:1::a29f:a96^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	162.159.10.150^{Cloudflare162.159.10.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
TXT	`google-site-verification=AUHneuZfjppbdqvvRkpwjhiFC2kqmW6SfDDJWqAY_rs`
TXT	`hosting-site=quantumcomputingcourses`
SOA	`curitiba.ns.porkbun.com`dns@cloudflare.com serial=2401747870

`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=1792041064

Same first word

quantumcomputingcourses.com

Previous names

Next names

DNS History

11 records (5 active, 6 former)

●NScuritiba.ns.porkbun.com2026-10-07 → 2026-10-15 · 3 obs

○ 2018-09-30 03:39:44
● 2026-10-07 18:27:38
● 2026-10-15 05:39:12

●NSfortaleza.ns.porkbun.com2026-10-07 → 2026-10-15 · 3 obs

○ 2018-09-30 03:39:44
● 2026-10-07 18:27:38
● 2026-10-15 05:39:12

●NSmaceio.ns.porkbun.com2026-10-07 → 2026-10-15 · 3 obs

○ 2018-09-30 03:39:44
● 2026-10-07 18:27:38
● 2026-10-15 05:39:12

○NSns1.dnsowl.com2018-09-30 → 2018-09-30 · 3 obs

● 2018-09-30 03:39:44
○ 2026-10-07 18:27:38
○ 2026-10-15 05:39:12

○NSns2.dnsowl.com2018-09-30 → 2018-09-30 · 3 obs

● 2018-09-30 03:39:44
○ 2026-10-07 18:27:38
○ 2026-10-15 05:39:12

○NSns3.dnsowl.com2018-09-30 → 2018-09-30 · 3 obs

● 2018-09-30 03:39:44
○ 2026-10-07 18:27:38
○ 2026-10-15 05:39:12

●NSsalvador.ns.porkbun.com2026-10-07 → 2026-10-15 · 3 obs

○ 2018-09-30 03:39:44
● 2026-10-07 18:27:38
● 2026-10-15 05:39:12

○A107.161.23.2042018-09-30 → 2018-09-30 · 3 obs

● 2018-09-30 03:39:44
○ 2026-10-07 18:27:38
○ 2026-10-15 05:39:12

○A192.161.187.2002018-09-30 → 2018-09-30 · 3 obs

● 2018-09-30 03:39:44
○ 2026-10-07 18:27:38
○ 2026-10-15 05:39:12

●A199.36.158.1002026-10-07 → 2026-10-15 · 3 obs

○ 2018-09-30 03:39:44
● 2026-10-07 18:27:38
● 2026-10-15 05:39:12

○A209.141.38.712018-09-30 → 2018-09-30 · 3 obs

● 2018-09-30 03:39:44
○ 2026-10-07 18:27:38
○ 2026-10-15 05:39:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, b.gtld-servers.net, i.gtld-servers.net, h.gtld-servers.net...	-
quantumcomputingcourses.com	maceio.ns.porkbun.com, salvador.ns.porkbun.com, fortaleza.ns.porkbun.com, curitiba.ns.porkbun.com	8 records

✅ Authoritative Response

Server:162.159.11.180

NS records: maceio.ns.porkbun.com, salvador.ns.porkbun.com, fortaleza.ns.porkbun.com, curitiba.ns.porkbun.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for quantumcomputingcourses.com (unsigned zone)

⏱️ Timing

Total: 257ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`199.36.158.100`
NS	4	`curitiba.ns.porkbun.com, fortaleza.ns.porkbun.com...`
TXT	2	`google-site-verification=AUHneuZfjppbdqv, hosting-site=quantumcomputingcourses`
SOA	1	`curitiba.ns.porkbun.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 8

Out-of-bailiwick: 8 (maceio.ns.porkbun.com, maceio.ns.porkbun.com, salvador.ns.porkbun.com...)

Analysis

IP Addresses

quantumcomputingcourses.com points to a single IP number: 199.36.158.100.

Additional host names — smedmann.no, www.umosys.com, ummedo.in and two others — share IP numbers with quantumcomputingcourses.com.

Name Servers

quantumcomputingcourses.com has four authoritative name servers: curitiba.ns.porkbun.com, fortaleza.ns.porkbun.com, maceio.ns.porkbun.com and salvador.ns.porkbun.com.

quantumcomputingcourses.com has at least partial name server overlap with other domains, such as collecttcg.cards, nmzxb.bond, redsquarerd.com and two others.

curitiba.ns.porkbun.com, fortaleza.ns.porkbun.com, maceio.ns.porkbun.com and salvador.ns.porkbun.com all point to exactly two IP numbers each: curitiba.ns.porkbun.com → 173.245.58.37 and 2400:cb00:2049:1::adf5:3a25; fortaleza.ns.porkbun.com → 162.159.8.140 and 2400:cb00:2049:1::a29f:88c; maceio.ns.porkbun.com → 162.159.11.180 and 2400:cb00:2049:1::a29f:bb4; salvador.ns.porkbun.com → 162.159.10.150 and 2400:cb00:2049:1::a29f:a96.