`highteachicago.com`

DNSSEC	⚠️ Not signed
A	13.248.243.5^{🇺🇸 Amazon13.248.240.0/20}
		PTR	`a16e665f42988324c.awsglobalaccelerator.com`
A	76.223.105.230^{🇺🇸 Amazon76.223.96.0/20}
NS	`ns09.domaincontrol.com` ⭐
		A	2603:5:2180::5^{🇺🇸 GODADDY-DNS2603:5:2180::/44}
			PTR	`ns09.domaincontrol.com`
		A	97.74.104.5^{🇺🇸 GODADDY-DNS97.74.104.0/23}
			PTR	`ns09.domaincontrol.com`
NS	`ns10.domaincontrol.com`
		A	2603:5:2280::5^{🇺🇸 GODADDY-DNS2603:5:2280::/44}
			PTR	`ns10.domaincontrol.com`
		A	173.201.72.5^{🇺🇸 GODADDY-DNS173.201.72.0/23}
			PTR	`ns10.domaincontrol.com`
SOA	`ns09.domaincontrol.com`dns@jomax.net 2026-02-04 #2

`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

highteachicago.com

DNS History

12 records (4 active, 8 former)

●NSns09.domaincontrol.com2026-03-22 → 2026-03-23 · 3 obs

○ 2018-09-09 15:29:36
● 2026-03-22 16:21:20
● 2026-03-23 07:55:22

●NSns10.domaincontrol.com2026-03-22 → 2026-03-23 · 3 obs

○ 2018-09-09 15:29:36
● 2026-03-22 16:21:20
● 2026-03-23 07:55:22

○NSns59.domaincontrol.com2018-09-09 → 2018-09-09 · 3 obs

● 2018-09-09 15:29:36
○ 2026-03-22 16:21:20
○ 2026-03-23 07:55:22

○NSns60.domaincontrol.com2018-09-09 → 2018-09-09 · 3 obs

● 2018-09-09 15:29:36
○ 2026-03-22 16:21:20
○ 2026-03-23 07:55:22

●A13.248.243.52026-03-22 → 2026-03-23 · 3 obs

○ 2018-09-09 15:29:36
● 2026-03-22 16:21:20
● 2026-03-23 07:55:22

○A184.168.221.492018-09-09 → 2018-09-09 · 3 obs

● 2018-09-09 15:29:36
○ 2026-03-22 16:21:20
○ 2026-03-23 07:55:22

○A184.168.221.542018-09-09 → 2018-09-09 · 3 obs

● 2018-09-09 15:29:36
○ 2026-03-22 16:21:20
○ 2026-03-23 07:55:22

○A184.168.221.562018-09-09 → 2018-09-09 · 3 obs

● 2018-09-09 15:29:36
○ 2026-03-22 16:21:20
○ 2026-03-23 07:55:22

○A184.168.221.602018-09-09 → 2018-09-09 · 3 obs

● 2018-09-09 15:29:36
○ 2026-03-22 16:21:20
○ 2026-03-23 07:55:22

○A50.63.202.332018-09-09 → 2018-09-09 · 3 obs

● 2018-09-09 15:29:36
○ 2026-03-22 16:21:20
○ 2026-03-23 07:55:22

○A50.63.202.502018-09-09 → 2018-09-09 · 3 obs

● 2018-09-09 15:29:36
○ 2026-03-22 16:21:20
○ 2026-03-23 07:55:22

●A76.223.105.2302026-03-22 → 2026-03-23 · 3 obs

○ 2018-09-09 15:29:36
● 2026-03-22 16:21:20
● 2026-03-23 07:55:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, h.gtld-servers.net, f.gtld-servers.net, c.gtld-servers.net...	-
highteachicago.com	ns09.domaincontrol.com, ns10.domaincontrol.com	4 records

✅ Authoritative Response

Server:173.201.72.5

NS records: ns09.domaincontrol.com, ns10.domaincontrol.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for highteachicago.com (unsigned zone)

⏱️ Timing

Total: 137ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`76.223.105.230, 13.248.243.5`
NS	2	`ns09.domaincontrol.com, ns10.domaincontrol.com`
SOA	1	`ns09.domaincontrol.com dns.jomax.net`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns09.domaincontrol.com, ns09.domaincontrol.com, ns10.domaincontrol.com...)

Analysis

IP Addresses

highteachicago.com resolves to two IP numbers: 13.248.243.5 and 76.223.105.230.

Other host names, for instance backagaindelivery.com, koreainusa.com, precisionelectronicsllc.com, burgoine.com.au and indemme.com share IP numbers with highteachicago.com.

Name Servers

Two name servers ns09.domaincontrol.com and ns10.domaincontrol.com handle delegation for highteachicago.com.

highteachicago.com uses the same name server setup as other domains, for example tblob.com, sjherbals.com, jegasa.com, griffin-realtors.com and wilasino.com.

Host names with two IP numbers:

ns09.domaincontrol.com points to: 2603:5:2180::5 and 97.74.104.5

ns10.domaincontrol.com points to: 2603:5:2280::5 and 173.201.72.5

highteachicago.com - robtex.com