coursething.com - dns.ninja

`coursething.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:6900:d1bd:7672:d0ca^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:7bc2:638d:8ca6:fcc4^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:3d91:676:6a3b:630e^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:b00c:8d5c:a9a3:9538^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	13.218.191.141^{🇺🇸 Amazon13.216.0.0/13 EC2 IAD prefix}
			PTR	`ec2-13-218-191-141.compute-1.amazonaws.com`
		A	52.203.211.134^{🇺🇸 Amazon52.200.0.0/13 EC2 IAD prefix}
			PTR	`ec2-52-203-211-134.compute-1.amazonaws.com`
NS	`nsg1.namebrightdns.com`
		A	2600:1f18:683a:ae1a:4a5c:f736:fa58:d85^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:a80d:aa66:fb:1e18^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	3.88.240.25^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-88-240-25.compute-1.amazonaws.com`
		A	52.55.198.41^{🇺🇸 Amazon52.54.0.0/15 EC2 Region prefix}
			PTR	`ec2-52-55-198-41.compute-1.amazonaws.com`
		A	54.175.130.15^{🇺🇸 Amazon54.174.0.0/15 EC2 IAD prefix}
			PTR	`ec2-54-175-130-15.compute-1.amazonaws.com`
NS	`nsg2.namebrightdns.com`
		A	2600:1f18:683a:ae1a:7b03:f4b:4bfa:8287^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:cc5d:cd19:dd5:828e^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:3ee4:3218:624e:fbef^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:5b81:82bc:6de0:b02c^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	3.80.109.14^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-80-109-14.compute-1.amazonaws.com`
		A	18.232.139.44^{🇺🇸 Amazon18.232.0.0/14 EC2 IAD prefix}
			PTR	`ec2-18-232-139-44.compute-1.amazonaws.com`
		A	98.81.3.34^{🇺🇸 Amazon98.80.0.0/13 EC2 IAD Prefix}
			PTR	`ec2-98-81-3-34.compute-1.amazonaws.com`
TXT	`v=spf1 -all`
TXT	`afternic-verification-G9G3tM8T8EwEizzPzjGJWF`
SOA	`ns1.namebrightdns.com`dns@namebright.com 2026-06-18 #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=1781845810

Subdomains

www.coursething.com

Same first word

coursething.com

Similar names

trechousing.com

curehosting.com.au

nightsource.com

housingcert.com

nightcourse.com

ethsourcing.xyz

DNS History

15 records (7 active, 8 former)

○NSdns1.registrar-servers.com2016-07-15 → 2017-03-29 · 4 obs

● 2016-07-15 00:53:34
● 2017-03-29 07:44:28
○ 2026-04-26 00:32:48
○ 2026-06-19 05:37:56

○NSdns2.registrar-servers.com2016-07-15 → 2017-03-29 · 4 obs

● 2016-07-15 00:53:34
● 2017-03-29 07:44:28
○ 2026-04-26 00:32:48
○ 2026-06-19 05:37:56

●NSns1.namebrightdns.com2026-04-26 → 2026-06-19 · 3 obs

○ 2017-03-29 07:44:28
● 2026-04-26 00:32:48
● 2026-06-19 05:37:56

●NSnsg1.namebrightdns.com2026-04-26 → 2026-06-19 · 3 obs

○ 2017-03-29 07:44:28
● 2026-04-26 00:32:48
● 2026-06-19 05:37:56

●NSnsg2.namebrightdns.com2026-04-26 → 2026-06-19 · 3 obs

○ 2017-03-29 07:44:28
● 2026-04-26 00:32:48
● 2026-06-19 05:37:56

○MXeforward1.registrar-servers.com2016-07-15 → 2017-03-29 · 4 obs

● 2016-07-15 00:53:34
● 2017-03-29 07:44:28
○ 2026-04-26 00:32:48
○ 2026-06-19 05:37:56

○MXeforward2.registrar-servers.com2016-07-15 → 2017-03-29 · 4 obs

● 2016-07-15 00:53:34
● 2017-03-29 07:44:28
○ 2026-04-26 00:32:48
○ 2026-06-19 05:37:56

○MXeforward3.registrar-servers.com2016-07-15 → 2017-03-29 · 4 obs

● 2016-07-15 00:53:34
● 2017-03-29 07:44:28
○ 2026-04-26 00:32:48
○ 2026-06-19 05:37:56

○MXeforward4.registrar-servers.com2016-07-15 → 2017-03-29 · 4 obs

● 2016-07-15 00:53:34
● 2017-03-29 07:44:28
○ 2026-04-26 00:32:48
○ 2026-06-19 05:37:56

○MXeforward5.registrar-servers.com2016-07-15 → 2017-03-29 · 4 obs

● 2016-07-15 00:53:34
● 2017-03-29 07:44:28
○ 2026-04-26 00:32:48
○ 2026-06-19 05:37:56

●A13.223.25.842026-04-26 → 2026-06-19 · 3 obs

○ 2017-03-29 07:44:28
● 2026-04-26 00:32:48
● 2026-06-19 05:37:56

○A162.255.119.2492016-07-15 → 2017-03-29 · 4 obs

● 2016-07-15 00:53:34
● 2017-03-29 07:44:28
○ 2026-04-26 00:32:48
○ 2026-06-19 05:37:56

●A2600:1f18:4ae:c605:dd5d:b838:5816:d7fb2026-04-26 → 2026-06-19 · 3 obs

○ 2017-03-29 07:44:28
● 2026-04-26 00:32:48
● 2026-06-19 05:37:56

●A2600:1f18:4ae:c606:78d4:4260:db4e:aeee2026-04-26 → 2026-06-19 · 3 obs

○ 2017-03-29 07:44:28
● 2026-04-26 00:32:48
● 2026-06-19 05:37:56

●A54.243.117.1972026-04-26 → 2026-06-19 · 3 obs

○ 2017-03-29 07:44:28
● 2026-04-26 00:32:48
● 2026-06-19 05:37:56

🔍 DNS Trace

📋 Delegation Chain

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

✅ Authoritative Response

Server:3.88.240.25

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for coursething.com (unsigned zone)

⏱️ Timing

Total: 353ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`13.223.25.84, 54.243.117.197`
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	`v=spf1 -all, afternic-verification-G9G3tM8T8EwEizzPzj`
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

Hierarchy

coursething.com is a parent domain of www.coursething.com.

IP Addresses

coursething.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.

63wm.com, 174.36.91.30-static.reverse.dwwar.com, arabmob.com and two other host names share IP numbers with coursething.com.

Name Servers

DNS for coursething.com is handled by three authoritative name servers: ns1.namebrightdns.com, nsg1.namebrightdns.com and nsg2.namebrightdns.com.

coursething.com shares at least some of its name servers with other domains, including mail.anticanceralliance.com, gabia.co.kr.gmagz.com, minesp.com and two others.

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

Hostnames that resolve to 7 IP addresses:

nsg2.namebrightdns.com has IP addresses 3.80.109.14, 18.232.139.44 and 98.81.3.34, plus 4 other.

Hostnames that resolve to 6 IP addresses:

ns1.namebrightdns.com has IP addresses 13.218.191.141, 52.203.211.134 and 2600:1f18:683a:ae1a:6900:d1bd:7672:d0ca, plus 3 other.

Hostnames pointing to five IP numbers:

nsg1.namebrightdns.com resolves to four IP addresses: 3.88.240.25, 52.55.198.41, 54.175.130.15 and two others.