`lightscope.isi.edu`

DNSSEC	⚠️ Not signed
A	128.9.36.34^{🇺🇸 ISI128.9.36.0/24}
		PTR	`lightscope.isi.edu`

`isi.edu`

	DNSSEC	⚠️ Not signed
	A	141.193.213.20^{🇺🇸 CLOUDFLARESPECTRUM141.193.213.0/24 WPEngine, Inc. 504 Lavaca Street, 1000, Austin, TX 78701, US}
	A	141.193.213.21^{🇺🇸 CLOUDFLARESPECTRUM141.193.213.0/24 WPEngine, Inc. 504 Lavaca Street, 1000, Austin, TX 78701, US}
	NS	`mdrinfoblox-gm01.ads.isi.edu` ⭐
	NS	`ns2.isi.edu`
	NS	`ns3.isi.edu`
	NS	`ns4.isi.edu`
	MX	`mxa-006c3502.gslb.gpphosted.com` ⭐
	MX	`mxb-006c3502.gslb.gpphosted.com` ⭐
	TXT	`OSSRH-90447`
	TXT	`_3ji0kq2cjlddas4tqi3mbon3xjhhxps`
	TXT	`apple-domain-verification=5FZgJkmHEGYFXkSg`
	TXT	`docusign=55f9b41e-27b7-49e4-af9e-c11b83854c61`
	TXT	`tgHn89inYU4zTEMfv0T+jS8XykcPIsqF6+lvfjStaf639eXGhSSOSdNlSW/qss6Up3dPCv+X6+8gZ...`
	TXT	`infoblox-domain-mastery=9c12fcf7c63542b120c0636e2605be7f76b23c4fb830989083452...`
	TXT	`atlassian-domain-verification=aNYeVhAS9Ogdeh/aU4x04/fQ9ElE8q0NlhcTa2xB/Ze6113...`
	TXT	`v=spf1 a mx a:ant.isi.edu a:hmail.jitbit.com a:hmail2.jitbit.com ip4:209.85.1...`
	SOA	`mdrinfoblox-gm01.ads.isi.edu`hostmaster@dev.null serial=2022789445

WOT: SAFE (93/100)
rank #8162 globally
rank #264 in the tld
WOT: SAFE (93/100)
📈 Tranco rank: #17,374

PTR for

34.36.9.128.in-addr.arpa

Same first word

lightscope.in

lightscope.com.au

Similar names

scelightop.appspot.com

DNS History

1 record (1 active, 0 former)

●A128.9.36.342026-03-27 → 2026-03-27 · 2 obs

● 2026-03-27 07:44:30
● 2026-03-27 07:44:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
edu	j.edu-servers.net, l.edu-servers.net, g.edu-servers.net, d.edu-servers.net...	-
isi.edu	ns2.isi.edu, ns4.isi.edu, ns3.isi.edu	3 records

✅ Authoritative Response

Server:128.9.40.13

NS records: ns2.isi.edu, ns4.isi.edu, ns3.isi.edu

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 278ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`128.9.36.34`

📌 Glue Records Collected

Total: 3

In-bailiwick: 3 (ns2.isi.edu, ns4.isi.edu, ns3.isi.edu)

Analysis

IP Addresses

lightscope.isi.edu points to a single IP: 128.9.36.34.

Other host names, such as thelightscope.com, share IP numbers with lightscope.isi.edu.

lightscope.isi.edu - robtex.com