🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`instructclass.com`

DNSSEC	⚠️ Not signed
A	13.248.213.45^{🇺🇸 Amazon13.248.208.0/20}
		PTR	`a67c48129651a0940.awsglobalaccelerator.com`
A	76.223.67.189^{🇺🇸 Amazon76.223.64.0/20}
NS	`ns35.domaincontrol.com` ⭐
		A	2603:5:21b1::12^{🇺🇸 GODADDY-DNS2603:5:21b0::/44}
			PTR	`ns35.domaincontrol.com`
		A	97.74.107.18^{🇺🇸 GODADDY-DNS97.74.106.0/23}
			PTR	`ns35.domaincontrol.com`
NS	`ns36.domaincontrol.com`
		A	2603:5:22b1::12^{🇺🇸 GODADDY-DNS2603:5:22b0::/44}
			PTR	`ns36.domaincontrol.com`
		A	173.201.75.18^{🇺🇸 GODADDY-DNS173.201.74.0/23}
			PTR	`ns36.domaincontrol.com`
SOA	`ns35.domaincontrol.com`dns@jomax.net 2026-10-23 #0

`com`

	DNSSEC	⚠️ Not signed
	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=1793987061

Same first word

instructclass.com

Similar names

classinstruct.com

Previous names

Next names

DNS History

9 records (4 active, 5 former)

○NSns29.domaincontrol.com2019-04-10 → 2019-04-10 · 3 obs

● 2019-04-10 06:47:24
○ 2026-08-31 15:54:42
○ 2026-11-06 18:22:04

○NSns30.domaincontrol.com2019-04-10 → 2019-04-10 · 3 obs

● 2019-04-10 06:47:24
○ 2026-08-31 15:54:42
○ 2026-11-06 18:22:04

●NSns35.domaincontrol.com2026-08-31 → 2026-11-06 · 3 obs

○ 2019-04-10 06:47:24
● 2026-08-31 15:54:42
● 2026-11-06 18:22:04

●NSns36.domaincontrol.com2026-08-31 → 2026-11-06 · 3 obs

○ 2019-04-10 06:47:24
● 2026-08-31 15:54:42
● 2026-11-06 18:22:04

●A13.248.213.452026-10-24 → 2026-11-06 · 3 obs

○ 2026-08-31 15:54:42
● 2026-10-24 01:51:06
● 2026-11-06 18:22:04

○A15.197.148.332026-08-31 → 2026-08-31 · 4 obs

○ 2019-04-10 06:47:24
● 2026-08-31 15:54:42
○ 2026-10-24 01:51:06
○ 2026-11-06 18:22:04

○A184.168.221.512019-04-10 → 2019-04-10 · 3 obs

● 2019-04-10 06:47:24
○ 2026-08-31 15:54:42
○ 2026-11-06 18:22:04

○A3.33.130.1902026-08-31 → 2026-08-31 · 4 obs

○ 2019-04-10 06:47:24
● 2026-08-31 15:54:42
○ 2026-10-24 01:51:06
○ 2026-11-06 18:22:04

●A76.223.67.1892026-10-24 → 2026-11-06 · 3 obs

○ 2026-08-31 15:54:42
● 2026-10-24 01:51:06
● 2026-11-06 18:22:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	m.gtld-servers.net, i.gtld-servers.net, a.gtld-servers.net, l.gtld-servers.net...	-
instructclass.com	ns35.domaincontrol.com, ns36.domaincontrol.com	4 records

✅ Authoritative Response

Server:173.201.75.18

NS records: ns35.domaincontrol.com, ns36.domaincontrol.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

Root DNSKEY fetch failed: Error: connect EADDRNOTAVAIL 198.41.0.4:53 - Local (0.0.0.0:0)

⏱️ Timing

Total: 95ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`76.223.67.189, 13.248.213.45`
NS	2	`ns35.domaincontrol.com, ns36.domaincontrol.com`
SOA	1	`ns35.domaincontrol.com dns.jomax.net`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns35.domaincontrol.com, ns35.domaincontrol.com, ns36.domaincontrol.com...)

Analysis

IP Addresses

instructclass.com has two IP addresses: 13.248.213.45 and 76.223.67.189

Among the host names that share IP numbers with instructclass.com are 544ge.top, submissioncomplete.com, 1zyr71.vip and two others.

Name Servers

instructclass.com has two authoritative name servers — ns35.domaincontrol.com and ns36.domaincontrol.com.

instructclass.com has the same name server delegation as a number of other domains, such as transl8now.com, mountainwild.shop, danceformativejourneys.com and two more.

The name servers for instructclass.com overlap at least partially with those of other domains — for example savantassociates.co.uk.

Both ns35.domaincontrol.com and ns36.domaincontrol.com have two IP addresses each. ns35.domaincontrol.com resolves to 97.74.107.18 and 2603:5:21b1::12; ns36.domaincontrol.com resolves to 173.201.75.18 and 2603:5:22b1::12.

instructclass.com - robtex.com