`mountbluehighschool.com`

DNSSEC	⚠️ Not signed
A	54.197.224.100^{🇺🇸 Amazon54.196.0.0/15 EC2 IAD 54.196.0.0/15}
		PTR	`ec2-54-197-224-100.compute-1.amazonaws.com`
NS	`ns.highschoolnetwork.net` ⚠️ Not in zone NS records
		A	54.197.224.100^{🇺🇸 Amazon54.196.0.0/15 EC2 IAD 54.196.0.0/15}
			PTR	`ec2-54-197-224-100.compute-1.amazonaws.com`
NS	`nsx.highschoolnetwork.net` ⚠️ Not in zone NS records
		A	54.197.224.100^{🇺🇸 Amazon54.196.0.0/15 EC2 IAD 54.196.0.0/15}
			PTR	`ec2-54-197-224-100.compute-1.amazonaws.com`

`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=1776030947

Same first word

mountbluehighschool.com

DNS History

5 records (3 active, 2 former)

●NSns.highschoolnetwork.net2026-03-17 → 2026-04-12 · 2 obs

● 2026-03-17 18:07:00
● 2026-04-12 21:57:34

●NSnsx.highschoolnetwork.net2026-03-17 → 2026-04-12 · 2 obs

● 2026-03-17 18:07:00
● 2026-04-12 21:57:34

●A54.197.224.1002026-03-17 → 2026-04-12 · 3 obs

○ 2020-02-08 09:46:10
● 2026-03-17 18:07:00
● 2026-04-12 21:57:34

○A54.197.224.1512015-06-18 → 2017-03-19 · 4 obs

● 2015-06-18 02:05:18
● 2017-03-19 07:09:44
○ 2020-02-08 09:46:10
○ 2026-04-12 21:57:34

○CNAMEmain-vpc-1294905581.us-east-1.elb.amazonaws.com2020-02-08 → 2020-02-08 · 3 obs

● 2020-02-08 09:46:10
○ 2026-03-17 18:07:00
○ 2026-04-12 21:57:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
mountbluehighschool.com	ns.highschoolnetwork.net, nsx.highschoolnetwork.net	-

✅ Authoritative Response

Server:54.197.224.100

NS records: ns.highschoolnetwork.net, nsx.highschoolnetwork.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mountbluehighschool.com (unsigned zone)

⏱️ Timing

Total: 414ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`54.197.224.100`

Analysis

IP Addresses

mountbluehighschool.com points to a single IP: 54.197.224.100.

Other host names, for instance dillonhighschool.org, bellefontehighschool.org, lewwallacehighschool.org, hermonhighschool.org and bretharteunionhighschool.com share IP numbers with mountbluehighschool.com.

Name Servers

Two name servers ns.highschoolnetwork.net and nsx.highschoolnetwork.net handle delegation for mountbluehighschool.com.

mountbluehighschool.com uses the same name server setup as other domains, for example palisadesparkhighschool.org, willowridgehighschool.org, hollandpatenthighschool.com, chicopeehighschool.org and francishowellhighschool.org.

Host names with one IP number

Host name ns.highschoolnetwork.net points to 54.197.224.100

Host name nsx.highschoolnetwork.net points to 54.197.224.100

Host names that point to 54.197.224.100: ns.highschoolnetwork.net and nsx.highschoolnetwork.net

mountbluehighschool.com - robtex.com