computersecuritytraining.com - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`computersecuritytraining.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:401d:c0e9:501a:ea95^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:e2e6:a4de:2592:78e5^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	54.82.98.200^{🇺🇸 Amazon54.80.0.0/14 EC2 IAD prefix}
			PTR	`ec2-54-82-98-200.compute-1.amazonaws.com`
		A	54.152.150.60^{🇺🇸 Amazon54.152.0.0/16 EC2 IAD prefix}
			PTR	`ec2-54-152-150-60.compute-1.amazonaws.com`
NS	`nsg1.namebrightdns.com`
		A	2600:1f18:683a:ae1b:7d04:9c80:2ff4:d6a4^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	3.90.168.182^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-90-168-182.compute-1.amazonaws.com`
		A	3.95.204.175^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-95-204-175.compute-1.amazonaws.com`
		A	54.81.126.246^{🇺🇸 Amazon54.80.0.0/14 EC2 IAD prefix}
			PTR	`ec2-54-81-126-246.compute-1.amazonaws.com`
NS	`nsg2.namebrightdns.com`
		A	2600:1f18:683a:ae1a:6653:4a6b:408b:afb9^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:830e:b767:e7d2:cb45^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:eeba:e242:7a6a:3a04^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:6907:8fd:d295:7337^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:8024:1d9f:6bc6:f72f^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	54.209.37.171^{🇺🇸 Amazon54.208.0.0/15 EC2 IAD prefix}
			PTR	`ec2-54-209-37-171.compute-1.amazonaws.com`
		A	54.221.165.210^{🇺🇸 Amazon54.221.0.0/16 EC2 IAD prefix}
			PTR	`ec2-54-221-165-210.compute-1.amazonaws.com`
		A	98.91.19.131^{🇺🇸 Amazon98.88.0.0/13 EC2 IAD prefix}
			PTR	`ec2-98-91-19-131.compute-1.amazonaws.com`
TXT	`afternic-verification-G9G3tM8T8EwEizzPzjGJWF`
TXT	`v=spf1 -all`
SOA	`ns1.namebrightdns.com`dns@namebright.com 2026-10-18 #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=1792347859

Same first word

computersecuritytraining.com

Previous names

Next names

DNS History

20 records (7 active, 13 former)

●NSns1.namebrightdns.com2015-07-11 → 2026-10-18 · 6 obs

○ 2008-03-19 14:21:58
● 2015-07-11 21:34:52
● 2015-11-19 19:55:02
○ 2016-02-25 21:16:36
● 2016-06-20 15:40:02
● 2026-10-18 18:29:54

○NSns2.namebrightdns.com2015-07-11 → 2018-12-09 · 8 obs

○ 2008-03-19 14:21:58
● 2015-07-11 21:34:52
● 2015-11-19 19:55:02
○ 2016-02-25 21:16:36
● 2016-06-20 15:40:02
● 2018-12-09 19:10:22
○ 2026-09-06 14:03:34
○ 2026-10-18 18:29:54

●NSnsg1.namebrightdns.com2016-02-25 → 2026-10-18 · 6 obs

○ 2015-11-19 19:55:02
● 2016-02-25 21:16:36
○ 2016-06-20 15:40:02
○ 2018-12-09 19:10:22
● 2026-09-06 14:03:34
● 2026-10-18 18:29:54

●NSnsg2.namebrightdns.com2015-11-19 → 2026-10-18 · 7 obs

○ 2015-07-11 21:34:52
● 2015-11-19 19:55:02
● 2016-02-25 21:16:36
○ 2016-06-20 15:40:02
○ 2018-12-09 19:10:22
● 2026-09-06 14:03:34
● 2026-10-18 18:29:54

○MXanmail.namebrightmail.com2015-07-11 → 2015-07-11 · 4 obs

○ 2008-03-19 14:21:58
● 2015-07-11 21:34:52
○ 2015-11-19 19:55:02
○ 2026-10-18 18:29:54

○A107.23.42.502016-02-25 → 2016-02-25 · 4 obs

○ 2015-11-19 19:55:02
● 2016-02-25 21:16:36
○ 2016-06-20 15:40:02
○ 2026-10-18 18:29:54

●A13.223.25.842026-09-06 → 2026-10-18 · 3 obs

○ 2018-12-09 19:10:22
● 2026-09-06 14:03:34
● 2026-10-18 18:29:54

●A2600:1f18:4ae:c605:dd5d:b838:5816:d7fb2026-09-06 → 2026-10-18 · 3 obs

○ 2018-12-09 19:10:22
● 2026-09-06 14:03:34
● 2026-10-18 18:29:54

●A2600:1f18:4ae:c606:78d4:4260:db4e:aeee2026-09-06 → 2026-10-18 · 3 obs

○ 2018-12-09 19:10:22
● 2026-09-06 14:03:34
● 2026-10-18 18:29:54

○A52.1.32.252017-02-14 → 2017-02-14 · 4 obs

○ 2016-06-20 15:40:02
● 2017-02-14 04:03:16
○ 2018-12-09 19:10:22
○ 2026-10-18 18:29:54

○A52.200.243.1232016-06-20 → 2016-06-20 · 4 obs

○ 2016-02-25 21:16:36
● 2016-06-20 15:40:02
○ 2017-02-14 04:03:16
○ 2026-10-18 18:29:54

○A52.73.136.1402016-02-25 → 2016-02-25 · 4 obs

○ 2015-11-19 19:55:02
● 2016-02-25 21:16:36
○ 2016-06-20 15:40:02
○ 2026-10-18 18:29:54

○A54.152.144.2432016-06-20 → 2016-06-20 · 4 obs

○ 2016-02-25 21:16:36
● 2016-06-20 15:40:02
○ 2017-02-14 04:03:16
○ 2026-10-18 18:29:54

○A54.174.31.2542015-07-11 → 2015-11-19 · 4 obs

● 2015-07-11 21:34:52
● 2015-11-19 19:55:02
○ 2016-02-25 21:16:36
○ 2026-10-18 18:29:54

○A54.208.74.2152015-07-11 → 2015-11-19 · 4 obs

● 2015-07-11 21:34:52
● 2015-11-19 19:55:02
○ 2016-02-25 21:16:36
○ 2026-10-18 18:29:54

●A54.243.117.1972026-09-06 → 2026-10-18 · 3 obs

○ 2018-12-09 19:10:22
● 2026-09-06 14:03:34
● 2026-10-18 18:29:54

○A54.88.133.922017-02-14 → 2017-02-14 · 4 obs

○ 2016-06-20 15:40:02
● 2017-02-14 04:03:16
○ 2018-12-09 19:10:22
○ 2026-10-18 18:29:54

○CNAMEhdredirect-lb-399551664.us-east-1.elb.amazonaws.com2015-07-11 → 2016-06-20 · 5 obs

○ 2008-03-19 14:21:58
● 2015-07-11 21:34:52
● 2016-06-20 15:40:02
○ 2017-02-14 04:03:16
○ 2026-10-18 18:29:54

○CNAMEhdredirect-lb3-890977680.us-east-1.elb.amazonaws.com2017-02-14 → 2017-02-14 · 4 obs

○ 2016-06-20 15:40:02
● 2017-02-14 04:03:16
○ 2018-12-09 19:10:22
○ 2026-10-18 18:29:54

○CNAMEhdredirect-lb5-1afb6e2973825a56.elb.us-east-1.amazonaws.com2018-12-09 → 2018-12-09 · 4 obs

○ 2017-02-14 04:03:16
● 2018-12-09 19:10:22
○ 2026-09-06 14:03:34
○ 2026-10-18 18:29:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
computersecuritytraining.com	nsg1.namebrightdns.com, nsg2.namebrightdns.com	12 records

✅ Authoritative Response

Server:54.209.37.171

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

Root DNSKEY fetch failed: Error: connect EADDRNOTAVAIL 198.41.0.4:53 - Local (0.0.0.0:0)

⏱️ Timing

Total: 1062ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`13.223.25.84, 54.243.117.197`
AAAA	2	`2600:1f18:4ae:c605:dd5d:b838:5816:d7fb, 2600:1f18:4ae:c606:78d4:4260:db4e:aeee`
NS	2	`nsg2.namebrightdns.com, nsg1.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

computersecuritytraining.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.

Additional host names — plansforkids.com, www.smartzoid.com, mail.beaconcomputer.com and two others — share IP numbers with computersecuritytraining.com.

Name Servers

computersecuritytraining.com carries NS records delegating to ns1.namebrightdns.com, nsg1.namebrightdns.com and nsg2.namebrightdns.com.

The name servers of computersecuritytraining.com overlap at least partially with those of other domains — among them brickholding.com, salaamu.com, cheapgsm.com and two more.

These name servers commonly appear in combination with the name servers ns2.namebrightdns.com.

Host names with 8 IP numbers:

nsg2.namebrightdns.com resolves to 54.209.37.171, 54.221.165.210 and 98.91.19.131 among others, with 5 other IP addresses in total.

Host names resolving to four IP addresses:

ns1.namebrightdns.com resolves to 54.82.98.200, 54.152.150.60, 2600:1f18:683a:ae1a:401d:c0e9:501a:ea95 and 2600:1f18:683a:ae1a:e2e6:a4de:2592:78e5.

nsg1.namebrightdns.com resolves to 3.90.168.182, 3.95.204.175, 54.81.126.246 and 2600:1f18:683a:ae1b:7d04:9c80:2ff4:d6a4.