`lulinghighschool.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=1775305935

Same first word

lulinghighschool.org

DNS History

7 records (3 active, 4 former)

●NSns.highschoolnetwork.net2026-02-19 → 2026-04-04 · 2 obs

● 2026-02-19 19:19:30
● 2026-04-04 13:00:26

●NSnsx.highschoolnetwork.net2026-02-19 → 2026-04-04 · 2 obs

● 2026-02-19 19:19:30
● 2026-04-04 13:00:26

○A52.20.227.502017-05-14 → 2017-05-14 · 4 obs

○ 2016-07-26 04:54:04
● 2017-05-14 04:49:58
○ 2026-02-19 19:19:30
○ 2026-04-04 13:00:26

○A52.6.183.412017-05-14 → 2017-05-14 · 4 obs

○ 2016-07-26 04:54:04
● 2017-05-14 04:49:58
○ 2026-02-19 19:19:30
○ 2026-04-04 13:00:26

●A54.197.224.1002026-02-19 → 2026-04-04 · 3 obs

○ 2017-05-14 04:49:58
● 2026-02-19 19:19:30
● 2026-04-04 13:00:26

○A54.197.224.1512015-08-02 → 2016-07-26 · 4 obs

● 2015-08-02 14:42:02
● 2016-07-26 04:54:04
○ 2017-05-14 04:49:58
○ 2026-04-04 13:00:26

○CNAMEmain-vpc-1669386371.us-east-1.elb.amazonaws.com2017-05-14 → 2017-05-14 · 3 obs

● 2017-05-14 04:49:58
○ 2026-02-19 19:19:30
○ 2026-04-04 13:00:26

🔍 DNS Trace

📋 Delegation Chain

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

⏱️ Timing

Total: 239ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`54.197.224.100`

Analysis

IP Addresses

lulinghighschool.org points to a single IP address: 54.197.224.100.

Other host names such as russellvillehighschool.org, mountainheritagehighschool.org, eastisliphighschool.net, beaverdamhighschool.org and freemanhighschool.org share IPs with lulinghighschool.org.

Name Servers

Two name servers ns.highschoolnetwork.net and nsx.highschoolnetwork.net handle the delegation for lulinghighschool.org.

lulinghighschool.org shares the same name server setup as other domains, for example gorehighschool.com, tokayhighschool.org, grapevinehighschool.net, gouverneurhighschool.com and topekawesthighschool.org.

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.

lulinghighschool.org - robtex.com