🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`toolstack.courses`

DNSSEC	⚠️ Not signed
A	2.59.170.20^{🇳🇱 WORLDSTREAM-12.59.168.0/22}
		PTR	`2-59-170-20.hosted-by-worldstream.net`
A	104.219.250.37^{🇺🇸 NAMCHEAP-PH104.219.250.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
NS	`ns1.lander.d.parity.domains` ⭐ ⚠️ Not in parent delegation
		A	192.236.150.131^{🇺🇸 HOSTWINDS-1192.236.128.0/17 MNT-HL-29 route 192.236.128.000/17 AS54290}
NS	`dns101.registrar-servers.com` ⚠️ Not in zone NS records
		A	192.236.150.131^{🇺🇸 HOSTWINDS-1192.236.128.0/17 MNT-HL-29 route 192.236.128.000/17 AS54290}
NS	`dns102.registrar-servers.com` ⚠️ Not in zone NS records
		A	162.222.205.190^{🇺🇸 IONOS-AS162.222.200.0/21 1&1 Internet Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US}
NS	`ns2.lander.d.parity.domains` ⚠️ Not in parent delegation
		A	162.222.205.190^{🇺🇸 IONOS-AS162.222.200.0/21 1&1 Internet Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US}
SOA	`ns1.lander.d.parity.domains`hostmaster@lander.d.parity.domains serial=8

`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=1789375820

⚠️ On DNS blocklist: spam-tlds

Same first word

Similar names

Previous names

Next names

DNS History

6 records (6 active, 0 former)

●NSdns101.registrar-servers.com2026-09-04 → 2026-09-14 · 2 obs

● 2026-09-04 04:26:42
● 2026-09-14 09:20:12

●NSdns102.registrar-servers.com2026-09-04 → 2026-09-14 · 2 obs

● 2026-09-04 04:26:42
● 2026-09-14 09:20:12

●NSns1.lander.d.parity.domains2026-09-04 → 2026-09-14 · 2 obs

● 2026-09-04 04:26:42
● 2026-09-14 09:20:12

●NSns2.lander.d.parity.domains2026-09-04 → 2026-09-14 · 2 obs

● 2026-09-04 04:26:42
● 2026-09-14 09:20:12

●A104.219.250.372026-09-04 → 2026-09-14 · 2 obs

● 2026-09-04 04:26:42
● 2026-09-14 09:20:12

●A2.59.170.202026-09-04 → 2026-09-14 · 2 obs

● 2026-09-04 04:26:42
● 2026-09-14 09:20:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
courses	a.nic.courses, b.nic.courses, c.nic.courses, x.nic.courses...	12 records
toolstack.courses	dns102.registrar-servers.com, dns101.registrar-servers.com	-

✅ Authoritative Response

Server:162.222.205.190

NS records: dns102.registrar-servers.com, dns101.registrar-servers.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for toolstack.courses (unsigned zone)

⏱️ Timing

Total: 491ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`2.59.170.20, 104.219.250.37`
NS	2	`ns1.lander.d.parity.domains, ns2.lander.d.parity.domains`
SOA	1	`ns1.lander.d.parity.domains hostmaster.l`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

toolstack.courses resolves to the IP addresses 2.59.170.20 and 104.219.250.37

Two other host names, along with alphai.codes, profigenerator.shop and ultimateoffgridgenerator.us, also share IP numbers with toolstack.courses.

Name Servers

The NS records for toolstack.courses point to four name servers: dns101.registrar-servers.com, dns102.registrar-servers.com, ns1.lander.d.parity.domains and ns2.lander.d.parity.domains.

toolstack.courses shares at least some of its name servers with other domains, including wwww.celebrityweightloss.com, ocb-13.com, wildwildworld4.pics and two others.

The four host names dns101.registrar-servers.com, dns102.registrar-servers.com, ns1.lander.d.parity.domains and ns2.lander.d.parity.domains each resolve to a single IP address. dns101.registrar-servers.com and ns1.lander.d.parity.domains both point to 192.236.150.131, while dns102.registrar-servers.com and ns2.lander.d.parity.domains both point to 162.222.205.190.

dns101.registrar-servers.com along with ns1.lander.d.parity.domains each resolve to 192.236.150.131 IP addresses.

dns102.registrar-servers.com along with ns2.lander.d.parity.domains each resolve to 162.222.205.190 IP addresses.

toolstack.courses - robtex.com