`top100instructor.com`

DNSSEC	⚠️ Not signed
A	3.33.152.147^{🇺🇸 Amazon3.33.144.0/20}
		PTR	`a4ec4c6ea1c92e2e6.awsglobalaccelerator.com`
A	15.197.142.173^{🇺🇸 Amazon15.197.128.0/20}
NS	`ns27.domaincontrol.com` ⭐
		A	2603:5:2171::e^{🇺🇸 GODADDY-DNS2603:5:2170::/44}
			PTR	`ns27.domaincontrol.com`
		A	97.74.103.14^{🇺🇸 GODADDY-DNS97.74.102.0/23}
			PTR	`ns27.domaincontrol.com`
NS	`ns28.domaincontrol.com`
		A	2603:5:2271::e^{🇺🇸 GODADDY-DNS2603:5:2270::/44}
			PTR	`ns28.domaincontrol.com`
		A	173.201.71.14^{🇺🇸 GODADDY-DNS173.201.70.0/23}
			PTR	`ns28.domaincontrol.com`
SOA	`ns27.domaincontrol.com`dns@jomax.net 2021-10-19 #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=1771291435

Same first word

top100instructor.com

DNS History

16 records (4 active, 12 former)

○NSns09.domaincontrol.com2016-01-23 → 2016-01-23 · 4 obs

○ 2015-10-17 06:36:34
● 2016-01-23 08:12:44
○ 2016-04-16 05:12:08
○ 2026-03-23 04:41:24

○NSns1.aplus.net2015-05-30 → 2015-10-17 · 4 obs

● 2015-05-30 22:42:42
● 2015-10-17 06:36:34
○ 2016-01-23 08:12:44
○ 2026-03-23 04:41:24

○NSns10.domaincontrol.com2016-01-23 → 2016-01-23 · 4 obs

○ 2015-10-17 06:36:34
● 2016-01-23 08:12:44
○ 2016-04-16 05:12:08
○ 2026-03-23 04:41:24

○NSns2.aplus.net2015-05-30 → 2015-10-17 · 4 obs

● 2015-05-30 22:42:42
● 2015-10-17 06:36:34
○ 2016-01-23 08:12:44
○ 2026-03-23 04:41:24

●NSns27.domaincontrol.com2026-03-22 → 2026-03-23 · 3 obs

○ 2016-04-16 05:12:08
● 2026-03-22 14:02:46
● 2026-03-23 04:41:24

●NSns28.domaincontrol.com2026-03-22 → 2026-03-23 · 3 obs

○ 2016-04-16 05:12:08
● 2026-03-22 14:02:46
● 2026-03-23 04:41:24

○NSns3.aplus.net2015-05-30 → 2015-10-17 · 4 obs

● 2015-05-30 22:42:42
● 2015-10-17 06:36:34
○ 2016-01-23 08:12:44
○ 2026-03-23 04:41:24

○MXmailstore1.secureserver.net2016-01-23 → 2016-01-23 · 4 obs

○ 2015-10-17 06:36:34
● 2016-01-23 08:12:44
○ 2016-04-16 05:12:08
○ 2026-03-23 04:41:24

○MXmx1c40.carrierzone.com2015-05-30 → 2015-10-17 · 4 obs

● 2015-05-30 22:42:42
● 2015-10-17 06:36:34
○ 2016-01-23 08:12:44
○ 2026-03-23 04:41:24

○MXmx2c40.carrierzone.com2015-05-30 → 2015-10-17 · 4 obs

● 2015-05-30 22:42:42
● 2015-10-17 06:36:34
○ 2016-01-23 08:12:44
○ 2026-03-23 04:41:24

○MXmx3c40.carrierzone.com2015-05-30 → 2015-10-17 · 4 obs

● 2015-05-30 22:42:42
● 2015-10-17 06:36:34
○ 2016-01-23 08:12:44
○ 2026-03-23 04:41:24

○MXsmtp.secureserver.net2016-01-23 → 2016-01-23 · 4 obs

○ 2015-10-17 06:36:34
● 2016-01-23 08:12:44
○ 2016-04-16 05:12:08
○ 2026-03-23 04:41:24

●A15.197.142.1732026-03-22 → 2026-03-23 · 3 obs

○ 2016-04-16 05:12:08
● 2026-03-22 14:02:46
● 2026-03-23 04:41:24

○A184.168.221.542016-01-23 → 2016-01-23 · 4 obs

○ 2015-10-17 06:36:34
● 2016-01-23 08:12:44
○ 2016-04-16 05:12:08
○ 2026-03-23 04:41:24

●A3.33.152.1472026-03-22 → 2026-03-23 · 3 obs

○ 2016-04-16 05:12:08
● 2026-03-22 14:02:46
● 2026-03-23 04:41:24

○A64.29.151.2182015-05-30 → 2015-10-17 · 4 obs

● 2015-05-30 22:42:42
● 2015-10-17 06:36:34
○ 2016-01-23 08:12:44
○ 2026-03-23 04:41:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
top100instructor.com	ns27.domaincontrol.com, ns28.domaincontrol.com	4 records

✅ Authoritative Response

Server:173.201.71.14

NS records: ns27.domaincontrol.com, ns28.domaincontrol.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for top100instructor.com (unsigned zone)

⏱️ Timing

Total: 150ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`15.197.142.173, 3.33.152.147`
NS	2	`ns27.domaincontrol.com, ns28.domaincontrol.com`
SOA	1	`ns27.domaincontrol.com dns.jomax.net`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns27.domaincontrol.com, ns27.domaincontrol.com, ns28.domaincontrol.com...)

Analysis

IP Addresses

top100instructor.com points to two IP numbers: 3.33.152.147 and 15.197.142.173.

Other host names, for instance freshocean.com, dallasgayrealtors.com, ehs1999.com, parksleepflylax.com and topcollegeessays.com share IP numbers with top100instructor.com.

Name Servers

top100instructor.com is delegated to two name servers: ns27.domaincontrol.com and ns28.domaincontrol.com.

top100instructor.com uses the same name server setup as other domains, for instance unimestresuperior.com, meblify.pl, pointts.com, trailerwerks.com and nekrog.com.

Host names with two IP numbers:

The host ns27.domaincontrol.com points to 2603:5:2171::e and 97.74.103.14.

The host ns28.domaincontrol.com points to 2603:5:2271::e and 173.201.71.14.

top100instructor.com - robtex.com