coursemen.com - dns.ninja

`coursemen.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:d57d:390a:64b4:d4f1^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	52.203.211.134^{🇺🇸 Amazon52.200.0.0/13 EC2 IAD prefix}
		A	52.204.81.90^{🇺🇸 Amazon52.200.0.0/13 EC2 IAD prefix}
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:5b81:82bc:6de0:b02c^{🇺🇸 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}
		A	52.55.198.41^{🇺🇸 Amazon52.54.0.0/15 EC2 Region prefix}
		A	54.175.130.15^{🇺🇸 Amazon54.174.0.0/15 EC2 IAD prefix}
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	3.80.109.14^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
		A	18.232.139.44^{🇺🇸 Amazon18.232.0.0/14 EC2 IAD prefix}
		A	98.81.3.34^{🇺🇸 Amazon98.80.0.0/13 EC2 IAD Prefix}
TXT	`v=spf1 -all`
TXT	`afternic-verification-G9G3tM8T8EwEizzPzjGJWF`
SOA	`ns1.namebrightdns.com`dns@namebright.com 2026-06-27 #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=1782572815

WOT: SAFE (40/100)

Same first word

coursemen.com

Similar names

DNS History

24 records (7 active, 17 former)

●NSns1.namebrightdns.com2015-05-24 → 2026-06-27 · 6 obs

● 2015-05-24 08:09:22
● 2026-05-26 16:14:28
○ 2026-05-27 05:07:44
○ 2026-05-27 07:33:16
● 2026-05-28 12:10:02
● 2026-06-27 15:20:40

○NSns2.namebrightdns.com2015-10-13 → 2018-12-13 · 5 obs

○ 2015-05-24 08:09:22
● 2015-10-13 04:15:34
● 2018-12-13 20:11:44
○ 2026-03-26 09:10:24
○ 2026-06-27 15:20:40

●NSnsg1.namebrightdns.com2015-05-24 → 2026-06-27 · 5 obs

● 2015-05-24 08:09:22
○ 2015-10-13 04:15:34
○ 2018-12-13 20:11:44
● 2026-03-26 09:10:24
● 2026-06-27 15:20:40

●NSnsg2.namebrightdns.com2015-05-24 → 2026-06-27 · 5 obs

● 2015-05-24 08:09:22
○ 2015-10-13 04:15:34
○ 2018-12-13 20:11:44
● 2026-03-26 09:10:24
● 2026-06-27 15:20:40

○MXanmail.namebrightmail.com2015-05-24 → 2015-05-24 · 3 obs

● 2015-05-24 08:09:22
○ 2015-10-13 04:15:34
○ 2026-06-27 15:20:40

○A107.23.160.2182015-12-17 → 2015-12-17 · 4 obs

○ 2015-10-13 04:15:34
● 2015-12-17 01:16:42
○ 2016-03-19 12:47:28
○ 2026-06-27 15:20:40

●A13.223.25.842026-03-26 → 2026-06-27 · 7 obs

○ 2018-12-13 20:11:44
● 2026-03-26 09:10:24
● 2026-05-26 16:14:28
○ 2026-05-27 05:07:44
○ 2026-05-27 07:33:16
● 2026-05-28 12:10:02
● 2026-06-27 15:20:40

●A2600:1f18:4ae:c605:dd5d:b838:5816:d7fb2026-03-26 → 2026-06-27 · 7 obs

○ 2018-12-13 20:11:44
● 2026-03-26 09:10:24
● 2026-05-26 16:14:28
○ 2026-05-27 05:07:44
○ 2026-05-27 07:33:16
● 2026-05-28 12:10:02
● 2026-06-27 15:20:40

●A2600:1f18:4ae:c606:78d4:4260:db4e:aeee2026-03-26 → 2026-06-27 · 7 obs

○ 2018-12-13 20:11:44
● 2026-03-26 09:10:24
● 2026-05-26 16:14:28
○ 2026-05-27 05:07:44
○ 2026-05-27 07:33:16
● 2026-05-28 12:10:02
● 2026-06-27 15:20:40

○A34.199.151.1632017-02-17 → 2017-02-17 · 4 obs

○ 2016-07-22 00:44:42
● 2017-02-17 00:19:42
○ 2018-12-13 20:11:44
○ 2026-06-27 15:20:40

○A52.20.154.32017-02-17 → 2017-02-17 · 4 obs

○ 2016-07-22 00:44:42
● 2017-02-17 00:19:42
○ 2018-12-13 20:11:44
○ 2026-06-27 15:20:40

○A52.201.19.1702016-07-22 → 2016-07-22 · 4 obs

○ 2016-03-19 12:47:28
● 2016-07-22 00:44:42
○ 2017-02-17 00:19:42
○ 2026-06-27 15:20:40

○A52.202.238.1262016-07-22 → 2016-07-22 · 4 obs

○ 2016-03-19 12:47:28
● 2016-07-22 00:44:42
○ 2017-02-17 00:19:42
○ 2026-06-27 15:20:40

○A52.21.180.2332016-03-19 → 2016-03-19 · 4 obs

○ 2015-12-17 01:16:42
● 2016-03-19 12:47:28
○ 2016-07-22 00:44:42
○ 2026-06-27 15:20:40

○A52.3.120.902016-03-19 → 2016-03-19 · 4 obs

○ 2015-12-17 01:16:42
● 2016-03-19 12:47:28
○ 2016-07-22 00:44:42
○ 2026-06-27 15:20:40

○A54.174.31.2542015-10-13 → 2015-10-13 · 4 obs

○ 2015-05-24 08:09:22
● 2015-10-13 04:15:34
○ 2015-12-17 01:16:42
○ 2026-06-27 15:20:40

○A54.208.74.2152015-10-13 → 2015-10-13 · 4 obs

○ 2015-05-24 08:09:22
● 2015-10-13 04:15:34
○ 2015-12-17 01:16:42
○ 2026-06-27 15:20:40

○A54.209.90.812015-12-17 → 2015-12-17 · 4 obs

○ 2015-10-13 04:15:34
● 2015-12-17 01:16:42
○ 2016-03-19 12:47:28
○ 2026-06-27 15:20:40

○A54.236.84.1112015-05-24 → 2015-05-24 · 3 obs

● 2015-05-24 08:09:22
○ 2018-12-13 20:11:44
○ 2026-06-27 15:20:40

●A54.243.117.1972026-03-26 → 2026-06-27 · 7 obs

○ 2018-12-13 20:11:44
● 2026-03-26 09:10:24
● 2026-05-26 16:14:28
○ 2026-05-27 05:07:44
○ 2026-05-27 07:33:16
● 2026-05-28 12:10:02
● 2026-06-27 15:20:40

○A54.85.146.1862015-05-24 → 2015-05-24 · 3 obs

● 2015-05-24 08:09:22
○ 2018-12-13 20:11:44
○ 2026-06-27 15:20:40

○CNAMEhdredirect-lb-399551664.us-east-1.elb.amazonaws.com2015-05-24 → 2016-07-22 · 4 obs

● 2015-05-24 08:09:22
● 2016-07-22 00:44:42
○ 2017-02-17 00:19:42
○ 2026-06-27 15:20:40

○CNAMEhdredirect-lb3-890977680.us-east-1.elb.amazonaws.com2017-02-17 → 2017-02-17 · 4 obs

○ 2016-07-22 00:44:42
● 2017-02-17 00:19:42
○ 2018-12-13 20:11:44
○ 2026-06-27 15:20:40

○CNAMEhdredirect-lb5-1afb6e2973825a56.elb.us-east-1.amazonaws.com2018-12-13 → 2018-12-13 · 4 obs

○ 2017-02-17 00:19:42
● 2018-12-13 20:11:44
○ 2026-03-26 09:10:24
○ 2026-06-27 15:20:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
coursemen.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 coursemen.com (unsigned zone)

⏱️ Timing

Total: 247ms | 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

coursemen.com resolves to 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.

thecashmereclub.com, evdeen.com, makimd.com plus two other host names have IP numbers in common with coursemen.com.

Name Servers

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

coursemen.com shares at least some of its name servers with other domains, including everoil.com, nardu.com, vpn.asempra.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.

Hosts with 6 IP addresses each:

nsg1.namebrightdns.com carries IP addresses 3.88.240.25, 52.55.198.41 and 54.175.130.15, with 3 other addresses beyond those.

nsg2.namebrightdns.com carries IP addresses 3.80.109.14, 18.232.139.44 and 98.81.3.34, with 3 other addresses beyond those.

Hosts with five IP addresses:

ns1.namebrightdns.com has IP addresses 52.203.211.134, 52.204.81.90 and 2600:1f18:683a:ae1a:6900:d1bd:7672:d0ca along with two other addresses.