`ctstest.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:8c4:68b9:44b4:20ca^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:d924:c2c2:8eb:e6d6^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:d98e:e41f:ff9d:96f^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	54.159.91.195^{🇺🇸 Amazon54.156.0.0/14 EC2 IAD prefix}
			PTR	`ec2-54-159-91-195.compute-1.amazonaws.com`
		A	54.205.240.161^{🇺🇸 Amazon54.204.0.0/15 EC2 IAD Prefix}
			PTR	`ec2-54-205-240-161.compute-1.amazonaws.com`
		A	54.221.9.138^{🇺🇸 Amazon54.221.0.0/16 EC2 IAD prefix}
			PTR	`ec2-54-221-9-138.compute-1.amazonaws.com`
NS	`nsg1.namebrightdns.com`
		A	2600:1f18:683a:ae1a:2162:1161:bf5:bac0^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:683e:b359:e13d:6b0a^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:4136:eadb:bc78:9b77^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:9806:d504:f0e4:26c^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:d511:f968:62a7:e148^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	3.85.217.230^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-85-217-230.compute-1.amazonaws.com`
		A	13.218.37.139^{🇺🇸 Amazon13.216.0.0/13 EC2 IAD prefix}
			PTR	`ec2-13-218-37-139.compute-1.amazonaws.com`
		A	44.220.149.224^{🇺🇸 Amazon44.192.0.0/11 EC2 IAD prefix}
			PTR	`ec2-44-220-149-224.compute-1.amazonaws.com`
		A	54.221.186.213^{🇺🇸 Amazon54.221.0.0/16 EC2 IAD prefix}
			PTR	`ec2-54-221-186-213.compute-1.amazonaws.com`
		A	54.226.64.89^{🇺🇸 Amazon54.226.0.0/15 EC2 IAD prefix}
			PTR	`ec2-54-226-64-89.compute-1.amazonaws.com`
NS	`nsg2.namebrightdns.com`
		A	2600:1f18:683a:ae1a:b9cf:f452:709a:baee^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:e5a9:8ee2:a408:496a^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:6e0:8d20:f757:f42e^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:1f3c:eb29:bb01:4f95^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	3.93.7.56^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-93-7-56.compute-1.amazonaws.com`
		A	52.90.182.127^{🇺🇸 Amazon52.90.0.0/15 EC2 IAD prefix}
			PTR	`ec2-52-90-182-127.compute-1.amazonaws.com`
		A	54.80.96.143^{🇺🇸 Amazon54.80.0.0/14 EC2 IAD prefix}
			PTR	`ec2-54-80-96-143.compute-1.amazonaws.com`
		A	54.196.231.29^{🇺🇸 Amazon54.196.0.0/15 EC2 IAD 54.196.0.0/15}
			PTR	`ec2-54-196-231-29.compute-1.amazonaws.com`
TXT	`v=spf1 -all`
TXT	`afternic-verification-G9G3tM8T8EwEizzPzjGJWF`
SOA	`ns1.namebrightdns.com`dns@namebright.com 2026-03-29 #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=1774805217

Previously MX for

ctstest.com

Same first word

ctstest.com

ctstest.org

ctstest.net

Similar names

scttest.com

testtsc.duckdns.org

tcstest.com

tcstest.ch

DNS History

11 records (7 active, 4 former)

●NSns1.namebrightdns.com2026-03-27 → 2026-03-29 · 3 obs

○ 2016-12-31 07:55:08
● 2026-03-27 03:42:08
● 2026-03-29 17:31:24

○NSns1.studiobluecreative.com2015-07-12 → 2016-12-31 · 4 obs

● 2015-07-12 22:55:22
● 2016-12-31 07:55:08
○ 2026-03-27 03:42:08
○ 2026-03-29 17:31:24

○NSns2.studiobluecreative.com2015-07-12 → 2016-12-31 · 4 obs

● 2015-07-12 22:55:22
● 2016-12-31 07:55:08
○ 2026-03-27 03:42:08
○ 2026-03-29 17:31:24

●NSnsg1.namebrightdns.com2026-03-27 → 2026-03-29 · 3 obs

○ 2016-12-31 07:55:08
● 2026-03-27 03:42:08
● 2026-03-29 17:31:24

●NSnsg2.namebrightdns.com2026-03-27 → 2026-03-29 · 3 obs

○ 2016-12-31 07:55:08
● 2026-03-27 03:42:08
● 2026-03-29 17:31:24

○MXctstest.com2015-07-12 → 2016-12-31 · 4 obs

● 2015-07-12 22:55:22
● 2016-12-31 07:55:08
○ 2026-03-27 03:42:08
○ 2026-03-29 17:31:24

●A13.223.25.842026-03-27 → 2026-03-29 · 3 obs

○ 2016-12-31 07:55:08
● 2026-03-27 03:42:08
● 2026-03-29 17:31:24

○A162.252.83.832015-07-12 → 2016-12-31 · 4 obs

● 2015-07-12 22:55:22
● 2016-12-31 07:55:08
○ 2026-03-27 03:42:08
○ 2026-03-29 17:31:24

●A2600:1f18:4ae:c605:dd5d:b838:5816:d7fb2026-03-27 → 2026-03-29 · 3 obs

○ 2016-12-31 07:55:08
● 2026-03-27 03:42:08
● 2026-03-29 17:31:24

●A2600:1f18:4ae:c606:78d4:4260:db4e:aeee2026-03-27 → 2026-03-29 · 3 obs

○ 2016-12-31 07:55:08
● 2026-03-27 03:42:08
● 2026-03-29 17:31:24

●A54.243.117.1972026-03-27 → 2026-03-29 · 3 obs

○ 2016-12-31 07:55:08
● 2026-03-27 03:42:08
● 2026-03-29 17:31:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
ctstest.com	nsg1.namebrightdns.com, nsg2.namebrightdns.com	18 records

✅ Authoritative Response

Server:54.226.64.89

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ctstest.com (unsigned zone)

⏱️ Timing

Total: 222ms | 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	`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: 18

Out-of-bailiwick: 18 (nsg1.namebrightdns.com, nsg1.namebrightdns.com, nsg1.namebrightdns.com...)

Analysis

IP Addresses

ctstest.com maps to four IP numbers: 2600:1f18:4ae:c605:dd5d:b838:5816:d7fb, 2600:1f18:4ae:c606:78d4:4260:db4e:aeee, 13.223.25.84 and 54.243.117.197.

Other host names, for instance 50-57-67-49.static.cloud-ips.com, djangocn.com, checkdex.com, willacademy.com and mail.metrocuba.com share IP numbers with ctstest.com.

Name Servers

ctstest.com is delegated to name servers ns1.namebrightdns.com, nsg1.namebrightdns.com and nsg2.namebrightdns.com.

ctstest.com at least partially shares name servers with other domains such as purepics.com, contshop.com, ipxyz.com, ctoption.com and travelohm.com.

These name servers are commonly used alongside ns2.namebrightdns.com, domain-for-sale.hugedomainsdns.com and forsale.hugedomainsdns.com.

Ten IPs for entry nsg1.namebrightdns.com: 2600:1f18:683a:ae1a:2162:1161:bf5:bac0, 2600:1f18:683a:ae1a:683e:b359:e13d:6b0a, 2600:1f18:683a:ae1b:4136:eadb:bc78:9b77, 2600:1f18:683a:ae1b:9806:d504:f0e4:26c, 2600:1f18:683a:ae1b:d511:f968:62a7:e148, 3.85.217.230, 13.218.37.139, 44.220.149.224, 54.221.186.213 and 54.226.64.89.

Eight IPs for entry nsg2.namebrightdns.com: 2600:1f18:683a:ae1a:b9cf:f452:709a:baee, 2600:1f18:683a:ae1a:e5a9:8ee2:a408:496a, 2600:1f18:683a:ae1b:6e0:8d20:f757:f42e, 2600:1f18:683a:ae1b:1f3c:eb29:bb01:4f95, 3.93.7.56, 52.90.182.127, 54.80.96.143 and 54.196.231.29.

Six IPs for entry ns1.namebrightdns.com: 2600:1f18:683a:ae1a:8c4:68b9:44b4:20ca, 2600:1f18:683a:ae1a:d924:c2c2:8eb:e6d6, 2600:1f18:683a:ae1b:d98e:e41f:ff9d:96f, 54.159.91.195, 54.205.240.161 and 54.221.9.138.

ctstest.com - robtex.com

ctstest.com

com

Previously MX for

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

`ctstest.com`

`com`