`domaincourses.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 EC2 IAD prefix}
			PTR	`ec2-50-19-240-86.compute-1.amazonaws.com`
SOA	`ns1.atom.com`hostmaster@domaincourses.com 2024-04-20 #3

`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=1771291435

DNS History

20 records (3 active, 17 former)

●NSns1.atom.com2026-03-01 → 2026-03-01 · 2 obs

○ 2020-02-20 01:28:32
● 2026-03-01 22:57:14

○NSns1.dan.com2020-02-20 → 2020-02-20 · 3 obs

○ 2017-03-27 05:26:40
● 2020-02-20 01:28:32
○ 2026-03-01 22:57:14

○NSns1.eftydns.com2016-07-24 → 2017-03-27 · 5 obs

○ 2016-03-27 05:25:26
● 2016-07-24 06:32:04
● 2017-03-27 05:26:40
○ 2020-02-20 01:28:32
○ 2026-03-01 22:57:14

○NSns1.fabulous.com2015-08-19 → 2016-03-27 · 4 obs

● 2015-08-19 20:50:00
● 2016-03-27 05:25:26
○ 2016-07-24 06:32:04
○ 2026-03-01 22:57:14

●NSns2.atom.com2026-03-01 → 2026-03-01 · 2 obs

○ 2020-02-20 01:28:32
● 2026-03-01 22:57:14

○NSns2.dan.com2020-02-20 → 2020-02-20 · 3 obs

○ 2017-03-27 05:26:40
● 2020-02-20 01:28:32
○ 2026-03-01 22:57:14

○NSns2.eftydns.com2016-07-24 → 2017-03-27 · 5 obs

○ 2016-03-27 05:25:26
● 2016-07-24 06:32:04
● 2017-03-27 05:26:40
○ 2020-02-20 01:28:32
○ 2026-03-01 22:57:14

○NSns2.fabulous.com2015-08-19 → 2016-03-27 · 4 obs

● 2015-08-19 20:50:00
● 2016-03-27 05:25:26
○ 2016-07-24 06:32:04
○ 2026-03-01 22:57:14

○MXmail.b-io.co2015-08-19 → 2016-03-27 · 4 obs

● 2015-08-19 20:50:00
● 2016-03-27 05:25:26
○ 2016-07-24 06:32:04
○ 2026-03-01 22:57:14

○MXmail.efty.com2016-07-24 → 2017-03-27 · 4 obs

○ 2016-03-27 05:25:26
● 2016-07-24 06:32:04
● 2017-03-27 05:26:40
○ 2026-03-01 22:57:14

○A119.81.170.182016-07-24 → 2017-03-27 · 5 obs

○ 2016-03-27 05:25:26
● 2016-07-24 06:32:04
● 2017-03-27 05:26:40
○ 2020-02-20 01:28:32
○ 2026-03-01 22:57:14

○A208.48.81.1332015-08-19 → 2015-12-07 · 4 obs

● 2015-08-19 20:50:00
● 2015-12-07 17:45:32
○ 2016-03-27 05:25:26
○ 2026-03-01 22:57:14

○A208.48.81.1342015-08-19 → 2015-12-07 · 4 obs

● 2015-08-19 20:50:00
● 2015-12-07 17:45:32
○ 2016-03-27 05:25:26
○ 2026-03-01 22:57:14

○A208.48.81.1792015-08-19 → 2015-08-19 · 3 obs

● 2015-08-19 20:50:00
○ 2015-12-07 17:45:32
○ 2026-03-01 22:57:14

○A2a05:d014:9da:8c10:306e:3e07:a16f:a5522020-02-20 → 2020-02-20 · 3 obs

○ 2017-03-27 05:26:40
● 2020-02-20 01:28:32
○ 2026-03-01 22:57:14

●A52.20.84.622026-03-01 → 2026-03-01 · 2 obs

○ 2020-02-20 01:28:32
● 2026-03-01 22:57:14

○A52.58.78.162020-02-20 → 2020-02-20 · 3 obs

○ 2017-03-27 05:26:40
● 2020-02-20 01:28:32
○ 2026-03-01 22:57:14

○A64.15.205.1002015-08-19 → 2015-12-07 · 4 obs

● 2015-08-19 20:50:00
● 2015-12-07 17:45:32
○ 2016-03-27 05:25:26
○ 2026-03-01 22:57:14

○A64.15.205.1012015-08-19 → 2015-12-07 · 4 obs

● 2015-08-19 20:50:00
● 2015-12-07 17:45:32
○ 2016-03-27 05:25:26
○ 2026-03-01 22:57:14

○A98.124.245.242016-03-27 → 2016-03-27 · 4 obs

○ 2015-12-07 17:45:32
● 2016-03-27 05:25:26
○ 2016-07-24 06:32:04
○ 2026-03-01 22:57:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
domaincourses.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 domaincourses.com (unsigned zone)

⏱️ Timing

Total: 3044ms | 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.domaincourses.co`

📌 Glue Records Collected

Total: 2

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

Analysis

IP Addresses

domaincourses.com resolves to a single IP address: 52.20.84.62.

Other host names including lunup.com, aifred.com, hawkoptical.com, torsini.com and purenis.com share IP numbers with domaincourses.com.

Name Servers

domaincourses.com's delegation uses two name servers, ns1.atom.com and ns2.atom.com.

domaincourses.com shares the same name server setup as other domains, for example accmarket.com, workreps.com, saluteoggi.com, framir.com and stylvo.com.

domaincourses.com partially shares its name servers with other domains, for example infoninja.com and chonta.com.

Host names with a single IP:

ns1.atom.com points to 44.219.81.145.

ns2.atom.com points to 50.19.240.86.

domaincourses.com - robtex.com