coursew.com - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`coursew.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:c41d:b4cf:322b:2aa6^{🇺🇸 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	100.58.124.42^{🇺🇸 Amazon100.48.0.0/12 EC2 IAD prefix}
			PTR	`ec2-100-58-124-42.compute-1.amazonaws.com`
NS	`nsg1.namebrightdns.com`
		A	2600:1f18:683a:ae1a:37b6:2119:9eeb:840d^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:95da:2d88:73b2:572d^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:b09d:83f0:e6b6:f42b^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:f585:1574:e760:ea38^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:53a5:7e50:1f55:7b6f^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:f05e:353f:7f15:996a^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	13.218.211.18^{🇺🇸 Amazon13.216.0.0/13 EC2 IAD prefix}
			PTR	`ec2-13-218-211-18.compute-1.amazonaws.com`
		A	54.85.202.11^{🇺🇸 Amazon54.84.0.0/15 EC2 IAD prefix}
			PTR	`ec2-54-85-202-11.compute-1.amazonaws.com`
		A	54.91.62.235^{🇺🇸 Amazon54.90.0.0/15 EC2 IAD prefix}
			PTR	`ec2-54-91-62-235.compute-1.amazonaws.com`
		A	54.152.124.255^{🇺🇸 Amazon54.152.0.0/16 EC2 IAD prefix}
			PTR	`ec2-54-152-124-255.compute-1.amazonaws.com`
		A	54.160.161.196^{🇺🇸 Amazon54.160.0.0/14 EC2 IAD prefix}
			PTR	`ec2-54-160-161-196.compute-1.amazonaws.com`
		A	54.172.221.31^{🇺🇸 Amazon54.172.0.0/15 EC2 IAD prefix}
			PTR	`ec2-54-172-221-31.compute-1.amazonaws.com`
		A	54.198.24.7^{🇺🇸 Amazon54.198.0.0/16 EC2 IAD prefix}
			PTR	`ec2-54-198-24-7.compute-1.amazonaws.com`
NS	`nsg2.namebrightdns.com`
		A	2600:1f18:683a:ae1a:6c39:66f9:2f8:f70f^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:9aa7:e637:af25:907b^{🇺🇸 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	2600:1f18:683a:ae1b:2ded:5e32:1618:7e24^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:4aaf:6a4d:9d6f:d35b^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:e18e:7239:d573:4e8f^{🇺🇸 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	3.85.169.121^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-85-169-121.compute-1.amazonaws.com`
		A	13.220.54.74^{🇺🇸 Amazon13.216.0.0/13 EC2 IAD prefix}
			PTR	`ec2-13-220-54-74.compute-1.amazonaws.com`
		A	13.220.113.110^{🇺🇸 Amazon13.216.0.0/13 EC2 IAD prefix}
			PTR	`ec2-13-220-113-110.compute-1.amazonaws.com`
		A	54.91.35.214^{🇺🇸 Amazon54.90.0.0/15 EC2 IAD prefix}
			PTR	`ec2-54-91-35-214.compute-1.amazonaws.com`
		A	54.146.48.70^{🇺🇸 Amazon54.144.0.0/14 EC2 IAD NAT prefix}
			PTR	`ec2-54-146-48-70.compute-1.amazonaws.com`
TXT	`v=spf1 -all`
TXT	`afternic-verification-G9G3tM8T8EwEizzPzjGJWF`
SOA	`ns1.namebrightdns.com`dns@namebright.com 2026-08-17 #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=1786957449

WOT: SAFE (1/100)

Same first word

coursew.com

Similar names

osucrew.com

usecrow.com

coeurws.com

wcourse.com

usecrow.org

wcrouse.com

surowce.com

surowce.online

osucrew.org

cowsure.com

sourcew.com

usecrow.ai

wcourse.cn

DNS History

17 records (7 active, 10 former)

○NSns09.domaincontrol.com2016-01-25 → 2016-04-17 · 4 obs

● 2016-01-25 21:27:46
● 2016-04-17 18:18:42
○ 2017-02-09 07:23:40
○ 2026-08-17 09:22:38

●NSns1.namebrightdns.com2026-03-08 → 2026-08-17 · 3 obs

○ 2018-09-22 18:18:22
● 2026-03-08 10:36:26
● 2026-08-17 09:22:38

○NSns10.domaincontrol.com2016-01-25 → 2016-04-17 · 4 obs

● 2016-01-25 21:27:46
● 2016-04-17 18:18:42
○ 2017-02-09 07:23:40
○ 2026-08-17 09:22:38

○NSns47.domaincontrol.com2017-02-09 → 2017-02-09 · 4 obs

○ 2016-04-17 18:18:42
● 2017-02-09 07:23:40
○ 2018-09-22 18:18:22
○ 2026-08-17 09:22:38

○NSns48.domaincontrol.com2017-02-09 → 2017-02-09 · 4 obs

○ 2016-04-17 18:18:42
● 2017-02-09 07:23:40
○ 2018-09-22 18:18:22
○ 2026-08-17 09:22:38

○NSns67.domaincontrol.com2018-09-22 → 2018-09-22 · 4 obs

○ 2017-02-09 07:23:40
● 2018-09-22 18:18:22
○ 2026-03-08 10:36:26
○ 2026-08-17 09:22:38

○NSns68.domaincontrol.com2018-09-22 → 2018-09-22 · 4 obs

○ 2017-02-09 07:23:40
● 2018-09-22 18:18:22
○ 2026-03-08 10:36:26
○ 2026-08-17 09:22:38

●NSnsg1.namebrightdns.com2026-03-08 → 2026-08-17 · 3 obs

○ 2018-09-22 18:18:22
● 2026-03-08 10:36:26
● 2026-08-17 09:22:38

●NSnsg2.namebrightdns.com2026-03-08 → 2026-08-17 · 3 obs

○ 2018-09-22 18:18:22
● 2026-03-08 10:36:26
● 2026-08-17 09:22:38

○MXmailstore1.secureserver.net2016-01-25 → 2018-09-22 · 4 obs

● 2016-01-25 21:27:46
● 2018-09-22 18:18:22
○ 2026-03-08 10:36:26
○ 2026-08-17 09:22:38

○MXsmtp.secureserver.net2016-01-25 → 2018-09-22 · 4 obs

● 2016-01-25 21:27:46
● 2018-09-22 18:18:22
○ 2026-03-08 10:36:26
○ 2026-08-17 09:22:38

●A13.223.25.842026-03-08 → 2026-08-17 · 3 obs

○ 2018-09-22 18:18:22
● 2026-03-08 10:36:26
● 2026-08-17 09:22:38

○A184.168.131.2412018-09-22 → 2018-09-22 · 4 obs

○ 2017-02-09 07:23:40
● 2018-09-22 18:18:22
○ 2026-03-08 10:36:26
○ 2026-08-17 09:22:38

●A2600:1f18:4ae:c605:dd5d:b838:5816:d7fb2026-03-08 → 2026-08-17 · 3 obs

○ 2018-09-22 18:18:22
● 2026-03-08 10:36:26
● 2026-08-17 09:22:38

●A2600:1f18:4ae:c606:78d4:4260:db4e:aeee2026-03-08 → 2026-08-17 · 3 obs

○ 2018-09-22 18:18:22
● 2026-03-08 10:36:26
● 2026-08-17 09:22:38

○A50.63.202.582016-01-25 → 2017-02-09 · 4 obs

● 2016-01-25 21:27:46
● 2017-02-09 07:23:40
○ 2018-09-22 18:18:22
○ 2026-08-17 09:22:38

●A54.243.117.1972026-03-08 → 2026-08-17 · 3 obs

○ 2018-09-22 18:18:22
● 2026-03-08 10:36:26
● 2026-08-17 09:22:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	b.gtld-servers.net, a.gtld-servers.net, j.gtld-servers.net, f.gtld-servers.net...	-
coursew.com	nsg1.namebrightdns.com, nsg2.namebrightdns.com	25 records

✅ Authoritative Response

Server:54.152.124.255

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for coursew.com (unsigned zone)

⏱️ Timing

Total: 603ms | 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	`v=spf1 -all, afternic-verification-G9G3tM8T8EwEizzPzj`
SOA	1	`ns1.namebrightdns.com dns.namebright.com`

📌 Glue Records Collected

Total: 25

Out-of-bailiwick: 25 (nsg1.namebrightdns.com, nsg1.namebrightdns.com, nsg1.namebrightdns.com...)

Analysis

IP Addresses

coursew.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.

Two other host names, along with redfiremarketing.com, kimese.com and gmgusa.com, also share IP numbers with coursew.com.

Name Servers

coursew.com is served by three name servers: ns1.namebrightdns.com, nsg1.namebrightdns.com and nsg2.namebrightdns.com.

coursew.com partially shares its NS delegation with several other domains, including moxali.com, 108-166-79-144.static.cloud-ips.com, atouba.com and two others.

The name servers ns2.namebrightdns.com, domain-for-sale.hugedomainsdns.com, forsale.hugedomainsdns.com and two others are commonly seen in use alongside these name servers.

DNS names with 13 IP addresses:

nsg1.namebrightdns.com maps to 13.218.211.18, 54.85.202.11, 54.91.62.235 and 10 additional IP addresses.

DNS names with 12 IP addresses:

nsg2.namebrightdns.com maps to 3.80.58.200, 3.85.169.121, 13.220.54.74 and 9 additional IP addresses.

Hostnames that map to three IP numbers:

ns1.namebrightdns.com maps to three IP addresses: 3.89.42.183, 100.58.124.42 and 2600:1f18:683a:ae1a:c41d:b4cf:322b:2aa6.