🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`codercourse.com`

DNSSEC	⚠️ Not signed
A	2600:1f18:4ae:c605:dd5d:b838:5816:d7fb^{🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix}
A	2600:1f18:4ae:c606:78d4:4260:db4e:aeee^{🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix}
A	13.223.25.84^{🇺🇸 Amazon13.216.0.0/13 EC2 IAD prefix}
A	54.243.117.197^{🇺🇸 Amazon54.242.0.0/15 EC2 IAD prefix}
NS	`ns1.namebrightdns.com` ⭐
		A	2600:1f18:683a:ae1a:c41d:b4cf:322b:2aa6^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	3.89.42.183^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-89-42-183.compute-1.amazonaws.com`
		A	100.58.124.42^{🇺🇸 Amazon100.48.0.0/12 EC2 IAD prefix}
			PTR	`ec2-100-58-124-42.compute-1.amazonaws.com`
NS	`nsg1.namebrightdns.com`
		A	2600:1f18:683a:ae1a:45dd:dfbb:f121:f078^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:a6a4:4827:b9ed:3160^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:dbe4:7131:a2ea:398^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	3.80.58.200^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-80-58-200.compute-1.amazonaws.com`
		A	98.87.158.131^{🇺🇸 Amazon98.80.0.0/13 EC2 IAD Prefix}
			PTR	`ec2-98-87-158-131.compute-1.amazonaws.com`
		A	107.23.142.224^{🇺🇸 Amazon107.23.128.0/17 EC2 VPC-IA prefix}
			PTR	`ec2-107-23-142-224.compute-1.amazonaws.com`
NS	`nsg2.namebrightdns.com`
		A	2600:1f18:683a:ae1b:3d80:47f8:6d2b:afb9^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:7547:870d:9d54:e15^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:bd91:31a:8b2e:498b^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	3.95.207.14^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-95-207-14.compute-1.amazonaws.com`
		A	54.80.160.83^{🇺🇸 Amazon54.80.0.0/14 EC2 IAD prefix}
			PTR	`ec2-54-80-160-83.compute-1.amazonaws.com`
		A	54.224.233.180^{🇺🇸 Amazon54.224.0.0/15 EC2 IAD prefix}
			PTR	`ec2-54-224-233-180.compute-1.amazonaws.com`
TXT	`v=spf1 -all`
TXT	`afternic-verification-G9G3tM8T8EwEizzPzjGJWF`
SOA	`ns1.namebrightdns.com`dns@namebright.com 2026-08-29 #1

`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=1788014555

Same first word

codercourse.com

Similar names

Previous names

Next names

DNS History

21 records (7 active, 14 former)

○NSarch.ns.cloudflare.com2015-08-12 → 2016-07-18 · 4 obs

● 2015-08-12 00:15:20
● 2016-07-18 22:52:48
○ 2017-03-23 19:08:10
○ 2026-08-29 15:05:44

○NSbella.ns.cloudflare.com2015-08-12 → 2016-07-18 · 4 obs

● 2015-08-12 00:15:20
● 2016-07-18 22:52:48
○ 2017-03-23 19:08:10
○ 2026-08-29 15:05:44

○NSns03.domaincontrol.com2017-03-23 → 2017-03-23 · 4 obs

○ 2016-07-18 22:52:48
● 2017-03-23 19:08:10
○ 2026-08-22 11:24:30
○ 2026-08-29 15:05:44

○NSns04.domaincontrol.com2017-03-23 → 2017-03-23 · 4 obs

○ 2016-07-18 22:52:48
● 2017-03-23 19:08:10
○ 2026-08-22 11:24:30
○ 2026-08-29 15:05:44

●NSns1.namebrightdns.com2026-08-22 → 2026-08-29 · 3 obs

○ 2017-03-23 19:08:10
● 2026-08-22 11:24:30
● 2026-08-29 15:05:44

●NSnsg1.namebrightdns.com2026-08-22 → 2026-08-29 · 3 obs

○ 2017-03-23 19:08:10
● 2026-08-22 11:24:30
● 2026-08-29 15:05:44

●NSnsg2.namebrightdns.com2026-08-22 → 2026-08-29 · 3 obs

○ 2017-03-23 19:08:10
● 2026-08-22 11:24:30
● 2026-08-29 15:05:44

○MXalt1.aspmx.l.google.com2015-08-12 → 2016-07-18 · 4 obs

● 2015-08-12 00:15:20
● 2016-07-18 22:52:48
○ 2017-03-23 19:08:10
○ 2026-08-29 15:05:44

○MXalt2.aspmx.l.google.com2015-08-12 → 2016-07-18 · 4 obs

● 2015-08-12 00:15:20
● 2016-07-18 22:52:48
○ 2017-03-23 19:08:10
○ 2026-08-29 15:05:44

○MXaspmx.l.google.com2015-08-12 → 2016-07-18 · 4 obs

● 2015-08-12 00:15:20
● 2016-07-18 22:52:48
○ 2017-03-23 19:08:10
○ 2026-08-29 15:05:44

○MXaspmx2.googlemail.com2015-08-12 → 2016-07-18 · 4 obs

● 2015-08-12 00:15:20
● 2016-07-18 22:52:48
○ 2017-03-23 19:08:10
○ 2026-08-29 15:05:44

○MXaspmx3.googlemail.com2015-08-12 → 2016-07-18 · 4 obs

● 2015-08-12 00:15:20
● 2016-07-18 22:52:48
○ 2017-03-23 19:08:10
○ 2026-08-29 15:05:44

○MXmailstore1.secureserver.net2017-03-23 → 2017-03-23 · 4 obs

○ 2016-07-18 22:52:48
● 2017-03-23 19:08:10
○ 2026-08-22 11:24:30
○ 2026-08-29 15:05:44

○MXsmtp.secureserver.net2017-03-23 → 2017-03-23 · 4 obs

○ 2016-07-18 22:52:48
● 2017-03-23 19:08:10
○ 2026-08-22 11:24:30
○ 2026-08-29 15:05:44

○A104.31.92.2152015-08-12 → 2016-07-18 · 4 obs

● 2015-08-12 00:15:20
● 2016-07-18 22:52:48
○ 2017-03-23 19:08:10
○ 2026-08-29 15:05:44

○A104.31.93.2152015-08-12 → 2016-07-18 · 4 obs

● 2015-08-12 00:15:20
● 2016-07-18 22:52:48
○ 2017-03-23 19:08:10
○ 2026-08-29 15:05:44

●A13.223.25.842026-08-22 → 2026-08-29 · 3 obs

○ 2017-03-23 19:08:10
● 2026-08-22 11:24:30
● 2026-08-29 15:05:44

○A184.168.221.752017-03-23 → 2017-03-23 · 4 obs

○ 2016-07-18 22:52:48
● 2017-03-23 19:08:10
○ 2026-08-22 11:24:30
○ 2026-08-29 15:05:44

●A2600:1f18:4ae:c605:dd5d:b838:5816:d7fb2026-08-22 → 2026-08-29 · 3 obs

○ 2017-03-23 19:08:10
● 2026-08-22 11:24:30
● 2026-08-29 15:05:44

●A2600:1f18:4ae:c606:78d4:4260:db4e:aeee2026-08-22 → 2026-08-29 · 3 obs

○ 2017-03-23 19:08:10
● 2026-08-22 11:24:30
● 2026-08-29 15:05:44

●A54.243.117.1972026-08-22 → 2026-08-29 · 3 obs

○ 2017-03-23 19:08:10
● 2026-08-22 11:24:30
● 2026-08-29 15:05:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
codercourse.com	nsg1.namebrightdns.com, nsg2.namebrightdns.com	12 records

✅ Authoritative Response

Server:3.95.207.14

NS records: nsg1.namebrightdns.com, nsg2.namebrightdns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for codercourse.com (unsigned zone)

⏱️ Timing

Total: 151ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`54.243.117.197, 13.223.25.84`
AAAA	2	`2600:1f18:4ae:c605:dd5d:b838:5816:d7fb, 2600:1f18:4ae:c606:78d4:4260:db4e:aeee`
NS	2	`nsg1.namebrightdns.com, nsg2.namebrightdns.com`
TXT	2	`afternic-verification-G9G3tM8T8EwEizzPzj, v=spf1 -all`
SOA	1	`ns1.namebrightdns.com dns.namebright.com`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (nsg1.namebrightdns.com, nsg1.namebrightdns.com, nsg1.namebrightdns.com...)

Analysis

IP Addresses

codercourse.com points to the four IP addresses 13.223.25.84, 54.243.117.197, 2600:1f18:4ae:c605:dd5d:b838:5816:d7fb and 2600:1f18:4ae:c606:78d4:4260:db4e:aeee.

Among the host names that share IP numbers with codercourse.com are detiktekno.com, hananan.com, 916apps.com and two others.

Name Servers

codercourse.com is served by three name servers: ns1.namebrightdns.com, nsg1.namebrightdns.com and nsg2.namebrightdns.com.

The name servers of codercourse.com overlap at least partially with those of other domains — among them www.nexgentrading.com, locec.com, mail.petcatdog.com and two more.

The name servers domain-for-sale.hugedomainsdns.com, forsale.hugedomainsdns.com and ns2.namebrightdns.com are commonly seen alongside these name servers.

Host names resolving to 6 IP numbers:

nsg1.namebrightdns.com maps to 3.80.58.200, 98.87.158.131, 107.23.142.224 and 3 additional IP addresses.

nsg2.namebrightdns.com maps to 3.95.207.14, 54.80.160.83, 54.224.233.180 and 3 additional IP addresses.

Hosts with three IP address records:

ns1.namebrightdns.com maps to three IP addresses: 3.89.42.183, 100.58.124.42 and 2600:1f18:683a:ae1a:c41d:b4cf:322b:2aa6.

codercourse.com - robtex.com

codercourse.com

com

Same first word

Similar names

Previous names

Next names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

`codercourse.com`

`com`