🛡️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:7bfe:7609:c768:92a4^{🇺🇸 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	54.173.159.28^{🇺🇸 Amazon54.172.0.0/15 EC2 IAD prefix}
			PTR	`ec2-54-173-159-28.compute-1.amazonaws.com`
NS	`nsg1.namebrightdns.com`
		A	2600:1f18:683a:ae1a:4050:f99a:8158:5afa^{🇺🇸 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	18.208.230.227^{🇺🇸 Amazon18.208.0.0/13 EC2 IAD prefix}
			PTR	`ec2-18-208-230-227.compute-1.amazonaws.com`
		A	184.72.158.182^{🇺🇸 Amazon184.72.128.0/17 IAD prefix}
			PTR	`ec2-184-72-158-182.compute-1.amazonaws.com`
NS	`nsg2.namebrightdns.com`
		A	2600:1f18:683a:ae1a:5495:a744:dd1a:2602^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:9e7f:fa70:dfca:429f^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:a966:6945:d6fc:1055^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:c600:d490:d893:93c6^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	32.199.157.129
			PTR	`ec2-32-199-157-129.compute-1.amazonaws.com`
		A	52.200.200.180^{🇺🇸 Amazon52.200.0.0/13 EC2 IAD prefix}
			PTR	`ec2-52-200-200-180.compute-1.amazonaws.com`
		A	98.81.218.26^{🇺🇸 Amazon98.80.0.0/13 EC2 IAD Prefix}
			PTR	`ec2-98-81-218-26.compute-1.amazonaws.com`
TXT	`afternic-verification-G9G3tM8T8EwEizzPzjGJWF`
TXT	`v=spf1 -all`
SOA	`ns1.namebrightdns.com`dns@namebright.com 2026-09-16 #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=1789569848

Same first word

computersecuritytraining.com

Previous names

Next names

DNS History

20 records (7 active, 13 former)

●NSns1.namebrightdns.com2015-07-11 → 2026-09-16 · 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
● 2026-09-16 15:02:30

○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
○ 2026-09-16 15:02:30

●NSnsg1.namebrightdns.com2016-02-25 → 2026-09-16 · 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
● 2026-09-16 15:02:30

●NSnsg2.namebrightdns.com2015-11-19 → 2026-09-16 · 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
● 2026-09-16 15:02:30

○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
○ 2026-09-16 15:02:30

○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
○ 2026-09-16 15:02:30

●A13.223.25.842026-09-06 → 2026-09-16 · 3 obs

○ 2018-12-09 19:10:22
● 2026-09-06 14:03:34
● 2026-09-16 15:02:30

●A2600:1f18:4ae:c605:dd5d:b838:5816:d7fb2026-09-06 → 2026-09-16 · 3 obs

○ 2018-12-09 19:10:22
● 2026-09-06 14:03:34
● 2026-09-16 15:02:30

●A2600:1f18:4ae:c606:78d4:4260:db4e:aeee2026-09-06 → 2026-09-16 · 3 obs

○ 2018-12-09 19:10:22
● 2026-09-06 14:03:34
● 2026-09-16 15:02:30

○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
○ 2026-09-16 15:02:30

○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
○ 2026-09-16 15:02:30

○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
○ 2026-09-16 15:02:30

○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
○ 2026-09-16 15:02:30

○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
○ 2026-09-16 15:02:30

○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
○ 2026-09-16 15:02:30

●A54.243.117.1972026-09-06 → 2026-09-16 · 3 obs

○ 2018-12-09 19:10:22
● 2026-09-06 14:03:34
● 2026-09-16 15:02:30

○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
○ 2026-09-16 15:02:30

○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
○ 2026-09-16 15:02:30

○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
○ 2026-09-16 15:02:30

○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
○ 2026-09-16 15:02:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, l.gtld-servers.net, m.gtld-servers.net, a.gtld-servers.net...	-
computersecuritytraining.com	nsg1.namebrightdns.com, nsg2.namebrightdns.com	12 records

✅ Authoritative Response

Server:32.199.157.129

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for computersecuritytraining.com (unsigned zone)

⏱️ Timing

Total: 241ms | 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	`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

computersecuritytraining.com directs to four IP numbers, which are 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 computersecuritytraining.com are plansforkids.com, mail.beaconcomputer.com, bodyrival.com and two others.

Name Servers

Three name servers are authoritative for computersecuritytraining.com: ns1.namebrightdns.com, nsg1.namebrightdns.com and nsg2.namebrightdns.com.

At least some of computersecuritytraining.com's name servers are shared with other domains, for example brickholding.com, salaamu.com, cheapgsm.com and two more.

These name servers tend to be used in conjunction with the name servers ns2.namebrightdns.com.

Host names resolving to 7 IP numbers:

nsg2.namebrightdns.com carries IP addresses 32.199.157.129, 52.200.200.180 and 98.81.218.26, with 4 other addresses beyond those.

Hostnames that point to five IP numbers:

nsg1.namebrightdns.com directs to 3.80.58.200, 18.208.230.227, 184.72.158.182 and two other IP addresses.

Hosts with three IP address records:

ns1.namebrightdns.com resolves to three addresses: 3.89.42.183, 54.173.159.28 and 2600:1f18:683a:ae1a:7bfe:7609:c768:92a4.

computersecuritytraining.com - robtex.com