🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`nullmx.codingcourses.com`

DNSSEC

⚠️ Not signed

`codingcourses.com`

	DNSSEC	⚠️ Not signed
	A	52.20.84.62^{🇺🇸 Amazon52.20.0.0/14 EC2 IAD prefix}
	NS	`ns1.atom.com` ⭐
	NS	`ns2.atom.com`
	TXT	`f0095018235b8109a2bf9f65674a1784b6971ed6`
	SOA	`ns1.atom.com`hostmaster@codingcourses.com 2024-03-05 #1

Same first word

nullmx.org

nullmx.com

nullmx.net

Similar names

xlmunl.com

Previous names

Next names

DNS History

6 records (0 active, 6 former)

○NSbuy.internettraffic.com2016-03-12 → 2016-07-10 · 4 obs

● 2016-03-12 00:11:04
● 2016-07-10 20:58:22
○ 2026-02-19 07:20:50
○ 2026-08-23 09:24:26

○NSsell.internettraffic.com2016-03-12 → 2016-07-10 · 4 obs

● 2016-03-12 00:11:04
● 2016-07-10 20:58:22
○ 2026-02-19 07:20:50
○ 2026-08-23 09:24:26

○A207.148.248.1432015-11-22 → 2015-11-22 · 4 obs

○ 2015-07-23 20:15:52
● 2015-11-22 09:22:04
○ 2016-03-12 00:11:04
○ 2026-08-23 09:24:26

○A50.63.202.1042015-07-23 → 2015-07-23 · 3 obs

● 2015-07-23 20:15:52
○ 2015-11-22 09:22:04
○ 2026-08-23 09:24:26

○A69.172.201.1532016-07-10 → 2016-07-10 · 4 obs

○ 2016-03-12 00:11:04
● 2016-07-10 20:58:22
○ 2026-02-19 07:20:50
○ 2026-08-23 09:24:26

○A69.172.201.2082016-03-12 → 2016-03-12 · 4 obs

○ 2015-11-22 09:22:04
● 2016-03-12 00:11:04
○ 2016-07-10 20:58:22
○ 2026-08-23 09:24:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, g.gtld-servers.net, k.gtld-servers.net, m.gtld-servers.net...	-
codingcourses.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 codingcourses.com (unsigned zone)

⏱️ Timing

Total: 124ms | Queries: -

📄 Records

Type	Count	Sample Data

📌 Glue Records Collected

Total: 2

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

nullmx.codingcourses.com - robtex.com