`upperdarbyhighschool.org`

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`

`org`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.org.afilias-nst.info` ⭐ ⚠️ Not in parent delegation
	NS	`a2.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`c0.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`d0.org.afilias-nst.org`
	SOA	`a0.org.afilias-nst.info`hostmaster@donuts.email serial=1775236609

Same first word

upperdarbyhighschool.org

DNS History

7 records (3 active, 4 former)

●NSns.highschoolnetwork.net2026-04-03 → 2026-04-03 · 1 obs

● 2026-04-03 17:32:08

●NSnsx.highschoolnetwork.net2026-04-03 → 2026-04-03 · 1 obs

● 2026-04-03 17:32:08

○A52.20.227.502017-04-06 → 2017-04-06 · 3 obs

○ 2016-08-12 13:08:52
● 2017-04-06 07:34:26
○ 2026-04-03 17:32:08

○A52.6.183.412017-04-06 → 2017-04-06 · 3 obs

○ 2016-08-12 13:08:52
● 2017-04-06 07:34:26
○ 2026-04-03 17:32:08

●A54.197.224.1002026-04-03 → 2026-04-03 · 2 obs

○ 2017-04-06 07:34:26
● 2026-04-03 17:32:08

○A54.197.224.1512015-07-06 → 2016-08-12 · 4 obs

● 2015-07-06 02:21:14
● 2016-08-12 13:08:52
○ 2017-04-06 07:34:26
○ 2026-04-03 17:32:08

○CNAMEmain-vpc-1669386371.us-east-1.elb.amazonaws.com2017-04-06 → 2017-04-06 · 2 obs

● 2017-04-06 07:34:26
○ 2026-04-03 17:32:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
upperdarbyhighschool.org	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 upperdarbyhighschool.org (unsigned zone)

⏱️ Timing

Total: 877ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`54.197.224.100`

Analysis

IP Addresses

upperdarbyhighschool.org points to IP number 54.197.224.100.

For instance, other host names mccaskeyhighschool.org, everettalvarezhighschool.org, oaktonhighschool.org, thorntonhighschool.net and www.allendalefairfaxhighschool.com share IP numbers with upperdarbyhighschool.org.

Name Servers

upperdarbyhighschool.org is delegated to two name servers: ns.highschoolnetwork.net and nsx.highschoolnetwork.net.

upperdarbyhighschool.org uses the same name server setup as other domains such as lowerrichlandhighschool.net, pineridgehighschool.org, dibollhighschool.com, palatinehighschool.org and childersburghighschool.org.

upperdarbyhighschool.org shares name servers with other domains at least partially, for example willowrunhighschool.org, roxburyhighschool.org, omahacentralhighschool.org, woburnhighschool.com and harborcreekhighschool.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

upperdarbyhighschool.org - robtex.com