polytechnic.us - dns.ninja

`polytechnic.us`

DNSSEC	⚠️ Not signed
A	52.20.84.62^{🇺🇸 Amazon52.20.0.0/14 EC2 IAD prefix}
		PTR	`ec2-52-20-84-62.compute-1.amazonaws.com`
NS	`ns1.atom.com` ⭐
		A	44.219.81.145^{🇺🇸 Amazon44.192.0.0/11 EC2 IAD prefix}
			PTR	`ec2-44-219-81-145.compute-1.amazonaws.com`
NS	`ns2.atom.com`
		A	50.19.240.86^{🇺🇸 Amazon50.19.128.0/17 EC2 IAD prefix}
			PTR	`ec2-50-19-240-86.compute-1.amazonaws.com`
SOA	`ns1.atom.com`hostmaster@polytechnic.us 2025-11-11 #2

`us`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.cctld.us` ⭐
	NS	`b.cctld.us`
	NS	`f.cctld.us`
	NS	`k.cctld.us`
	NS	`m.cctld.us`
	NS	`n.cctld.us`
	NS	`w.cctld.us`
	NS	`x.cctld.us`
	NS	`y.cctld.us`
	SOA	`a.cctld.us`admin@tldns.godaddy serial=1785821024

Same first word

Similar names

polytechinc.biz

polytechinc.com

polytechinc.dyndns.org

polytechinc.org

DNS History

10 records (3 active, 7 former)

●NSns1.atom.com2026-02-16 → 2026-08-04 · 3 obs

○ 2017-06-11 12:29:38
● 2026-02-16 13:13:22
● 2026-08-04 05:28:42

○NSns1.dyna-ns.net2026-02-16 → 2026-08-04 · 2 obs

○ 2026-02-16 13:13:22
○ 2026-08-04 05:28:42

○NSns1.parkingcrew.net2016-11-27 → 2017-06-11 · 4 obs

● 2016-11-27 18:00:44
● 2017-06-11 12:29:38
○ 2026-02-16 13:13:22
○ 2026-08-04 05:28:42

●NSns2.atom.com2026-02-16 → 2026-08-04 · 3 obs

○ 2017-06-11 12:29:38
● 2026-02-16 13:13:22
● 2026-08-04 05:28:42

○NSns2.dyna-ns.net2026-02-16 → 2026-08-04 · 2 obs

○ 2026-02-16 13:13:22
○ 2026-08-04 05:28:42

○NSns2.parkingcrew.net2016-11-27 → 2017-06-11 · 4 obs

● 2016-11-27 18:00:44
● 2017-06-11 12:29:38
○ 2026-02-16 13:13:22
○ 2026-08-04 05:28:42

○MXmail.h-email.net2016-11-27 → 2026-02-16 · 4 obs

● 2016-11-27 18:00:44
● 2026-02-16 13:13:22
○ 2026-02-27 06:40:04
○ 2026-08-04 05:28:42

○A185.53.179.72016-11-27 → 2017-06-11 · 4 obs

● 2016-11-27 18:00:44
● 2017-06-11 12:29:38
○ 2026-02-16 13:13:22
○ 2026-08-04 05:28:42

○A34.195.60.1392026-02-16 → 2026-08-04 · 2 obs

○ 2026-02-16 13:13:22
○ 2026-08-04 05:28:42

●A52.20.84.622026-02-16 → 2026-08-04 · 3 obs

○ 2017-06-11 12:29:38
● 2026-02-16 13:13:22
● 2026-08-04 05:28:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
us	w.cctld.us, y.cctld.us, b.cctld.us, m.cctld.us...	-
polytechnic.us	ns1.atom.com, ns2.atom.com	-

✅ Authoritative Response

Server:50.19.240.86

NS records: ns1.atom.com, ns2.atom.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for polytechnic.us (unsigned zone)

⏱️ Timing

Total: 261ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`52.20.84.62`
NS	2	`ns1.atom.com, ns2.atom.com`
SOA	1	`ns1.atom.com hostmaster.polytechnic.us`

Analysis

IP Addresses

polytechnic.us directs to one IP number, which is 52.20.84.62.

Among the host names that share IP numbers with polytechnic.us are lhiu.com, dealprivate.com, www.revivaltec.com and two others.

Name Servers

Two name servers handle the delegation for polytechnic.us: ns1.atom.com and ns2.atom.com.

polytechnic.us has the same name server delegation as a number of other domains, such as studypatrol.com, hopefind.com, zoglio.com and two more.

polytechnic.us shares at least some of its name servers with other domains, for example pass.ly, slainsurance.com, onlinepayroll.in and mediaflurry.com.

Each of ns1.atom.com and ns2.atom.com has one IP address: ns1.atom.com uses 44.219.81.145 and ns2.atom.com uses 50.19.240.86.