`harpinstructors.com`

DNSSEC	⚠️ Not signed
A	3.33.130.190^{🇺🇸 Amazon3.33.128.0/20}
		PTR	`a2aa9ff50de748dbe.awsglobalaccelerator.com`
A	15.197.148.33^{🇺🇸 Amazon15.197.144.0/20}
NS	`ns17.domaincontrol.com` ⭐
		A	2603:5:21c0::9^{🇺🇸 GODADDY-DNS2603:5:21c0::/44}
			PTR	`ns17.domaincontrol.com`
		A	97.74.108.9^{🇺🇸 GODADDY-DNS97.74.108.0/23}
			PTR	`ns17.domaincontrol.com`
NS	`ns18.domaincontrol.com`
		A	2603:5:22c0::9^{🇺🇸 GODADDY-DNS2603:5:22c0::/44}
			PTR	`ns18.domaincontrol.com`
		A	173.201.76.9^{🇺🇸 GODADDY-DNS173.201.76.0/23}
			PTR	`ns18.domaincontrol.com`
SOA	`ns17.domaincontrol.com`dns@jomax.net 2023-09-19 #0

`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=1774449457

Same first word

harpinstructors.com

DNS History

5 records (4 active, 1 former)

●NSns17.domaincontrol.com2026-02-20 → 2026-03-25 · 2 obs

● 2026-02-20 04:23:32
● 2026-03-25 15:01:38

●NSns18.domaincontrol.com2026-02-20 → 2026-03-25 · 2 obs

● 2026-02-20 04:23:32
● 2026-03-25 15:01:38

●A15.197.148.332026-02-20 → 2026-03-25 · 3 obs

○ 2015-10-30 16:44:52
● 2026-02-20 04:23:32
● 2026-03-25 15:01:38

●A3.33.130.1902026-02-20 → 2026-03-25 · 3 obs

○ 2015-10-30 16:44:52
● 2026-02-20 04:23:32
● 2026-03-25 15:01:38

○A64.202.189.1702008-03-20 → 2008-03-20 · 3 obs

● 2008-03-20 05:19:50
○ 2015-10-30 16:44:52
○ 2026-03-25 15:01:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
harpinstructors.com	ns17.domaincontrol.com, ns18.domaincontrol.com	4 records

✅ Authoritative Response

Server:173.201.76.9

NS records: ns17.domaincontrol.com, ns18.domaincontrol.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for harpinstructors.com (unsigned zone)

⏱️ Timing

Total: 90ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`3.33.130.190, 15.197.148.33`
NS	2	`ns17.domaincontrol.com, ns18.domaincontrol.com`
SOA	1	`ns17.domaincontrol.com dns.jomax.net`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns17.domaincontrol.com, ns17.domaincontrol.com, ns18.domaincontrol.com...)

Analysis

IP Addresses

harpinstructors.com resolves to two IP numbers: 3.33.130.190 and 15.197.148.33.

other host names including ervt1.com, reinventthepmd.com, mixinvestment.com, paysagementprestige.com and dunagan4.com share IP numbers with harpinstructors.com.

Name Servers

harpinstructors.com is delegated to two name servers ns17.domaincontrol.com and ns18.domaincontrol.com.

harpinstructors.com shares the same name server setup as other domains, for instance eprescience.com, patlake.com, ruralexpressions.com, newspaper.com.qa and wokai.org.

Host names with two IP numbers:

The host name ns17.domaincontrol.com points to 2603:5:21c0::9 and 97.74.108.9; the host name ns18.domaincontrol.com points to 2603:5:22c0::9 and 173.201.76.9.

harpinstructors.com - robtex.com