`dshield.poly.edu`

DNSSEC	⚠️ Not signed
A	128.238.66.48^{🇺🇸 AS54965128.238.0.0/16 Polytechnic Institute of NYU}
NS	`dns-vm-02.poly.edu` ⭐
		A	128.238.1.87^{🇺🇸 AS54965128.238.0.0/16 Polytechnic Institute of NYU}
			PTR	`dns-vm-02.poly.edu`
SOA	`dns-vm-02.poly.edu`hostmaster@poly.edu serial=3

`poly.edu`

	DNSSEC	⚠️ Not signed
	A	35.172.89.115^{🇺🇸 Amazon35.168.0.0/13 EC2 IAD prefix}
	A	128.238.1.62^{🇺🇸 AS54965128.238.0.0/16 Polytechnic Institute of NYU}
	A	128.238.1.63^{🇺🇸 AS54965128.238.0.0/16 Polytechnic Institute of NYU}
	A	128.238.1.68^{🇺🇸 AS54965128.238.0.0/16 Polytechnic Institute of NYU}
	A	128.238.1.69^{🇺🇸 AS54965128.238.0.0/16 Polytechnic Institute of NYU}
	A	128.238.111.62^{🇺🇸 AS54965128.238.0.0/16 Polytechnic Institute of NYU}
	NS	`dns-vm-01.poly.edu` ⭐ ⚠️ Not in parent delegation
	NS	`gatekeeper.poly.edu`
	NS	`ns1.poly.edu`
	NS	`ns2.poly.edu`
	NS	`photon.poly.edu`
	NS	`poly-ad-vm-01.poly.edu` ⚠️ Not in parent delegation
	NS	`poly-ad-vm-02.poly.edu` ⚠️ Not in parent delegation
	NS	`poly-addr-vm-01.poly.edu` ⚠️ Not in parent delegation
	NS	`wins-vm-01.poly.edu` ⚠️ Not in parent delegation
	MX	`d285629a.ess.barracudanetworks.com` ⭐
	MX	`d285629b.ess.barracudanetworks.com`⁽¹⁵⁾
	MX	`poly-edu.mail.protection.outlook.com`⁽²⁰⁾
	TXT	`v=spf1 include:spf.protection.outlook.com include:spf.ess.barracudanetworks.c...`
	TXT	`apple-domain-verification=PKlpMMYuXje4V8l2`
	SOA	`dns-vm-01.poly.edu`poly@edu serial=18957867

WOT: SAFE (93/100)
rank #34138 globally
rank #711 in the tld
WOT: SAFE (93/100)
📈 Tranco rank: #40,922

Same first word

dshield.com

dshield.org

dshield.xyz

dshield.cn

Similar names

dlshide.com

delshid.com

lidheds.se

hiddles.net

lidheds.com

slidehd.com

shieldd.com

DNS History

2 records (2 active, 0 former)

●NSdns-vm-02.poly.edu2015-05-31 → 2026-03-23 · 2 obs

● 2015-05-31 05:55:22
● 2026-03-23 20:34:22

●A128.238.66.482015-05-31 → 2026-03-23 · 2 obs

● 2015-05-31 05:55:22
● 2026-03-23 20:34:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
edu	k.edu-servers.net, l.edu-servers.net, d.edu-servers.net, h.edu-servers.net...	26 records
poly.edu	photon.poly.edu, gatekeeper.poly.edu, ns1.poly.edu, ns2.poly.edu	4 records
dshield.poly.edu	dns-vm-02.poly.edu	-

✅ Authoritative Response

Server:128.238.1.87

NS records: dns-vm-02.poly.edu

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for poly.edu (unsigned zone)

⏱️ Timing

Total: 247ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`128.238.66.48`
NS	1	`dns-vm-02.poly.edu`
SOA	1	`dns-vm-02.poly.edu hostmaster.poly.edu`

📌 Glue Records Collected

Total: 30

In-bailiwick: 4 (photon.poly.edu, gatekeeper.poly.edu, ns1.poly.edu...)

Out-of-bailiwick: 26 (m.edu-servers.net, l.edu-servers.net, k.edu-servers.net...)

Analysis

IP Addresses

dshield.poly.edu points to a single IP number: 128.238.66.48.

Name Servers

The zone for dshield.poly.edu is delegated to a single name server, dns-vm-02.poly.edu.

dshield.poly.edu shares the same name server setup as other domains, for example researcher.poly.edu, amsterdam.poly.edu, innovation.poly.edu, echo.poly.edu and databases.poly.edu.

Host name dns-vm-02.poly.edu points to IP address 128.238.1.87.

dshield.poly.edu - robtex.com

dshield.poly.edu

poly.edu