🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`rtctraining.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:ae1b:4e28:5224:1c17:c95d^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	54.81.72.86^{🇺🇸 Amazon54.80.0.0/14 EC2 IAD prefix}
			PTR	`ec2-54-81-72-86.compute-1.amazonaws.com`
		A	54.162.28.79^{🇺🇸 Amazon54.160.0.0/14 EC2 IAD prefix}
			PTR	`ec2-54-162-28-79.compute-1.amazonaws.com`
NS	`nsg1.namebrightdns.com`
		A	2600:1f18:683a:ae1a:b7f8:9db8:e2c0:ea4d^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:3678:5912:58b4:f1bb^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:972d:ba8c:15bd:1fc4^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	13.221.70.139^{🇺🇸 Amazon13.216.0.0/13 EC2 IAD prefix}
			PTR	`ec2-13-221-70-139.compute-1.amazonaws.com`
		A	52.90.122.106^{🇺🇸 Amazon52.90.0.0/15 EC2 IAD prefix}
			PTR	`ec2-52-90-122-106.compute-1.amazonaws.com`
		A	54.91.117.97^{🇺🇸 Amazon54.90.0.0/15 EC2 IAD prefix}
			PTR	`ec2-54-91-117-97.compute-1.amazonaws.com`
NS	`nsg2.namebrightdns.com`
		A	2600:1f18:683a:ae1a:4cc0:5acf:aad1:572a^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:bf98:4592:dea7:ef46^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:44ba:1b15:cef8:e750^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	3.81.217.152^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-81-217-152.compute-1.amazonaws.com`
		A	54.82.105.15^{🇺🇸 Amazon54.80.0.0/14 EC2 IAD prefix}
			PTR	`ec2-54-82-105-15.compute-1.amazonaws.com`
		A	54.209.221.205^{🇺🇸 Amazon54.208.0.0/15 EC2 IAD prefix}
			PTR	`ec2-54-209-221-205.compute-1.amazonaws.com`
TXT	`v=spf1 -all`
TXT	`afternic-verification-G9G3tM8T8EwEizzPzjGJWF`
SOA	`ns1.namebrightdns.com`dns@namebright.com 2026-10-08 #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=1791445009

Same first word

rtctraining.org

rtctraining.com

Similar names

trctraining.tw

rcttraining.co.uk

trainingctr.com

trainingctr.workers.dev

crttraining.com

ctrtraining.co.uk

tcrtraining.co.uk

Previous names

Next names

DNS History

12 records (7 active, 5 former)

○NSns1.livedns.co.uk2015-06-05 → 2016-12-30 · 4 obs

● 2015-06-05 13:52:40
● 2016-12-30 10:53:06
○ 2017-12-09 20:45:16
○ 2026-10-08 08:07:06

●NSns1.namebrightdns.com2026-09-26 → 2026-10-08 · 3 obs

○ 2017-12-09 20:45:16
● 2026-09-26 02:42:16
● 2026-10-08 08:07:06

○NSns2.livedns.co.uk2015-06-05 → 2016-12-30 · 4 obs

● 2015-06-05 13:52:40
● 2016-12-30 10:53:06
○ 2017-12-09 20:45:16
○ 2026-10-08 08:07:06

○NSns3.livedns.co.uk2015-06-05 → 2016-12-30 · 4 obs

● 2015-06-05 13:52:40
● 2016-12-30 10:53:06
○ 2017-12-09 20:45:16
○ 2026-10-08 08:07:06

●NSnsg1.namebrightdns.com2026-09-26 → 2026-10-08 · 3 obs

○ 2017-12-09 20:45:16
● 2026-09-26 02:42:16
● 2026-10-08 08:07:06

●NSnsg2.namebrightdns.com2026-09-26 → 2026-10-08 · 3 obs

○ 2017-12-09 20:45:16
● 2026-09-26 02:42:16
● 2026-10-08 08:07:06

○MXmailserver.rtctraining.com2015-06-05 → 2016-12-30 · 4 obs

● 2015-06-05 13:52:40
● 2016-12-30 10:53:06
○ 2017-12-09 20:45:16
○ 2026-10-08 08:07:06

●A13.223.25.842026-09-26 → 2026-10-08 · 3 obs

○ 2017-12-09 20:45:16
● 2026-09-26 02:42:16
● 2026-10-08 08:07:06

○A195.112.35.1702015-06-05 → 2016-12-30 · 4 obs

● 2015-06-05 13:52:40
● 2016-12-30 10:53:06
○ 2017-12-09 20:45:16
○ 2026-10-08 08:07:06

●A2600:1f18:4ae:c605:dd5d:b838:5816:d7fb2026-09-26 → 2026-10-08 · 3 obs

○ 2017-12-09 20:45:16
● 2026-09-26 02:42:16
● 2026-10-08 08:07:06

●A2600:1f18:4ae:c606:78d4:4260:db4e:aeee2026-09-26 → 2026-10-08 · 3 obs

○ 2017-12-09 20:45:16
● 2026-09-26 02:42:16
● 2026-10-08 08:07:06

●A54.243.117.1972026-09-26 → 2026-10-08 · 3 obs

○ 2017-12-09 20:45:16
● 2026-09-26 02:42:16
● 2026-10-08 08:07:06

🔍 DNS Trace

📋 Delegation Chain

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

✅ Authoritative Response

Server:3.81.217.152

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rtctraining.com (unsigned zone)

⏱️ Timing

Total: 235ms | Queries: -

📄 Records

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

rtctraining.com has 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 rtctraining.com are nationalpilot.com, universalclinics.com, investmask.com and two others.

Name Servers

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

rtctraining.com shares at least some of its name servers with other domains, including hiddenvalleysimplicity.com, mail.gildog.com, calmpal.com and two others.

These name servers are frequently paired with the name servers ns2.namebrightdns.com, domain-for-sale.hugedomainsdns.com and forsale.hugedomainsdns.com.

Host names resolving to 6 IP numbers:

nsg1.namebrightdns.com carries IP addresses 13.221.70.139, 52.90.122.106 and 54.91.117.97, with 3 other addresses beyond those.

nsg2.namebrightdns.com carries IP addresses 3.81.217.152, 54.82.105.15 and 54.209.221.205, with 3 other addresses beyond those.

Hosts with three IP address records:

ns1.namebrightdns.com resolves to three addresses: 54.81.72.86, 54.162.28.79 and 2600:1f18:683a:ae1b:4e28:5224:1c17:c95d.

rtctraining.com - robtex.com

rtctraining.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

`rtctraining.com`

`com`