`madridhighschool.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=1775150542

Same first word

madridhighschool.com

DNS History

5 records (3 active, 2 former)

●NSns.highschoolnetwork.net2026-02-23 → 2026-04-02 · 2 obs

● 2026-02-23 21:16:24
● 2026-04-02 17:33:02

●NSnsx.highschoolnetwork.net2026-02-23 → 2026-04-02 · 2 obs

● 2026-02-23 21:16:24
● 2026-04-02 17:33:02

●A54.197.224.1002026-02-23 → 2026-04-02 · 3 obs

○ 2019-03-02 10:06:08
● 2026-02-23 21:16:24
● 2026-04-02 17:33:02

○A54.197.224.1512015-06-18 → 2017-02-05 · 4 obs

● 2015-06-18 21:53:46
● 2017-02-05 22:02:58
○ 2019-03-02 10:06:08
○ 2026-04-02 17:33:02

○CNAMEmain-vpc-1669386371.us-east-1.elb.amazonaws.com2019-03-02 → 2019-03-02 · 3 obs

● 2019-03-02 10:06:08
○ 2026-02-23 21:16:24
○ 2026-04-02 17:33:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	f.gtld-servers.net, g.gtld-servers.net, h.gtld-servers.net, i.gtld-servers.net...	-
madridhighschool.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 madridhighschool.com (unsigned zone)

⏱️ Timing

Total: 587ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`54.197.224.100`

Analysis

IP Addresses

madridhighschool.com resolves to one IP number: 54.197.224.100.

other host names including newbritainhighschool.net, alemanyhighschool.org, hatborohorshamhighschool.net, copanhighschool.com and bozemanhighschool.net share IP numbers with madridhighschool.com.

Name Servers

madridhighschool.com is delegated to two name servers ns.highschoolnetwork.net and nsx.highschoolnetwork.net.

madridhighschool.com shares the same name server setup as other domains, for instance gulfbreezehighschool.org, irmohighschool.net, benavideshighschool.com, cypressbayhighschool.org and northwestclassenhighschool.com.

Host names with a single IP:

ns.highschoolnetwork.net points to 54.197.224.100.

nsx.highschoolnetwork.net points to 54.197.224.100.

Host names pointing to 54.197.224.100: ns.highschoolnetwork.net and nsx.highschoolnetwork.net.

madridhighschool.com - robtex.com