duclass.com - dns.ninja

`duclass.com`

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}
			PTR	`ec2-50-19-240-86.compute-1.amazonaws.com`
SOA	`ns1.atom.com`hostmaster@duclass.com 2024-10-27 #2

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1783010106

Same first word

duclass.com

Similar names

scsalud.es

cdlsusa.org

ucassdl.cn

sauldcs.com

DNS History

10 records (3 active, 7 former)

●NSns1.atom.com2026-02-18 → 2026-07-02 · 3 obs

○ 2020-03-08 18:01:06
● 2026-02-18 22:28:36
● 2026-07-02 16:59:14

○NSns1.centos-webpanel.com2020-03-08 → 2020-03-08 · 4 obs

○ 2016-04-03 01:23:22
● 2020-03-08 18:01:06
○ 2026-02-18 22:28:36
○ 2026-07-02 16:59:14

○NSns1.urdutek.com2015-08-20 → 2016-04-03 · 4 obs

● 2015-08-20 06:00:32
● 2016-04-03 01:23:22
○ 2020-03-08 18:01:06
○ 2026-07-02 16:59:14

●NSns2.atom.com2026-02-18 → 2026-07-02 · 3 obs

○ 2020-03-08 18:01:06
● 2026-02-18 22:28:36
● 2026-07-02 16:59:14

○NSns2.centos-webpanel.com2020-03-08 → 2020-03-08 · 4 obs

○ 2016-04-03 01:23:22
● 2020-03-08 18:01:06
○ 2026-02-18 22:28:36
○ 2026-07-02 16:59:14

○NSns2.urdutek.com2015-08-20 → 2016-04-03 · 4 obs

● 2015-08-20 06:00:32
● 2016-04-03 01:23:22
○ 2020-03-08 18:01:06
○ 2026-07-02 16:59:14

○MXmail.duclass.com2015-08-20 → 2020-03-08 · 4 obs

● 2015-08-20 06:00:32
● 2020-03-08 18:01:06
○ 2026-02-18 22:28:36
○ 2026-07-02 16:59:14

○A192.95.54.2412015-08-20 → 2016-04-03 · 4 obs

● 2015-08-20 06:00:32
● 2016-04-03 01:23:22
○ 2020-03-08 18:01:06
○ 2026-07-02 16:59:14

○A192.99.2.1162020-03-08 → 2020-03-08 · 4 obs

○ 2016-04-03 01:23:22
● 2020-03-08 18:01:06
○ 2026-02-18 22:28:36
○ 2026-07-02 16:59:14

●A52.20.84.622026-02-18 → 2026-07-02 · 3 obs

○ 2020-03-08 18:01:06
● 2026-02-18 22:28:36
● 2026-07-02 16:59:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
duclass.com	ns1.atom.com, ns2.atom.com	2 records

✅ Authoritative Response

Server:44.219.81.145

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for duclass.com (unsigned zone)

⏱️ Timing

Total: 3707ms | 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.duclass.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.atom.com, ns2.atom.com)

Analysis

IP Addresses

duclass.com has exactly one IP address — 52.20.84.62.

Name Servers

duclass.com has two authoritative name servers — ns1.atom.com and ns2.atom.com.

ns1.atom.com resolves to 44.219.81.145. ns2.atom.com resolves to 50.19.240.86. Both host names point to a single IP number.