`courseforward.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:165d:d9b5:87c0:94e0^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:7107:667d:570b:171e^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:36f4:3cd1:55dc:15^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	3.208.27.76^{🇺🇸 Amazon3.208.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-208-27-76.compute-1.amazonaws.com`
		A	13.222.185.86^{🇺🇸 Amazon13.216.0.0/13 EC2 IAD prefix}
			PTR	`ec2-13-222-185-86.compute-1.amazonaws.com`
NS	`nsg1.namebrightdns.com`
		A	2600:1f18:683a:ae1a:29f5:9f2d:323d:944b^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:6050:8493:87b1:d4a9^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:2eeb:def5:98eb:a7b7^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:3180:570e:1a09:8e12^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:5775:a328:2f59:17b7^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	18.232.132.132^{🇺🇸 Amazon18.232.0.0/14 EC2 IAD prefix}
			PTR	`ec2-18-232-132-132.compute-1.amazonaws.com`
		A	34.207.55.42^{🇺🇸 Amazon34.192.0.0/12 EC2 IAD prefix}
			PTR	`ec2-34-207-55-42.compute-1.amazonaws.com`
		A	34.207.131.235^{🇺🇸 Amazon34.192.0.0/12 EC2 IAD prefix}
			PTR	`ec2-34-207-131-235.compute-1.amazonaws.com`
		A	54.87.7.90^{🇺🇸 Amazon54.87.0.0/16 EC2 IAD prefix}
			PTR	`ec2-54-87-7-90.compute-1.amazonaws.com`
NS	`nsg2.namebrightdns.com`
		A	2600:1f18:683a:ae1a:8ce4:b69a:5395:a667^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:f1dc:f785:ea95:934^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:c46e:c671:5339:dce0^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	18.212.87.210^{🇺🇸 Amazon18.208.0.0/13 EC2 IAD prefix}
			PTR	`ec2-18-212-87-210.compute-1.amazonaws.com`
		A	54.91.71.34^{🇺🇸 Amazon54.90.0.0/15 EC2 IAD prefix}
			PTR	`ec2-54-91-71-34.compute-1.amazonaws.com`
		A	98.84.156.86^{🇺🇸 Amazon98.80.0.0/13 EC2 IAD Prefix}
			PTR	`ec2-98-84-156-86.compute-1.amazonaws.com`
TXT	`v=spf1 -all`
TXT	`afternic-verification-G9G3tM8T8EwEizzPzjGJWF`
SOA	`ns1.namebrightdns.com`dns@namebright.com 2026-03-23 #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=1771291435

Same first word

courseforward.com

DNS History

24 records (7 active, 17 former)

○NSa.ns.zerigo.net2015-05-31 → 2016-04-11 · 4 obs

● 2015-05-31 13:36:38
● 2016-04-11 12:50:16
○ 2018-10-24 20:56:42
○ 2026-03-23 21:31:36

○NSb.ns.zerigo.net2015-05-31 → 2016-04-11 · 4 obs

● 2015-05-31 13:36:38
● 2016-04-11 12:50:16
○ 2018-10-24 20:56:42
○ 2026-03-23 21:31:36

○NSc.ns.zerigo.net2015-05-31 → 2016-04-11 · 4 obs

● 2015-05-31 13:36:38
● 2016-04-11 12:50:16
○ 2018-10-24 20:56:42
○ 2026-03-23 21:31:36

○NSd.ns.zerigo.net2015-05-31 → 2016-04-11 · 4 obs

● 2015-05-31 13:36:38
● 2016-04-11 12:50:16
○ 2018-10-24 20:56:42
○ 2026-03-23 21:31:36

○NSe.ns.zerigo.net2015-05-31 → 2016-04-11 · 4 obs

● 2015-05-31 13:36:38
● 2016-04-11 12:50:16
○ 2018-10-24 20:56:42
○ 2026-03-23 21:31:36

●NSns1.namebrightdns.com2018-10-24 → 2026-03-23 · 3 obs

○ 2016-04-11 12:50:16
● 2018-10-24 20:56:42
● 2026-03-23 21:31:36

○NSns2.namebrightdns.com2018-10-24 → 2018-10-24 · 4 obs

○ 2016-04-11 12:50:16
● 2018-10-24 20:56:42
○ 2026-02-15 04:49:06
○ 2026-03-23 21:31:36

○NSns67.domaincontrol.com2015-05-31 → 2016-04-11 · 4 obs

● 2015-05-31 13:36:38
● 2016-04-11 12:50:16
○ 2018-10-24 20:56:42
○ 2026-03-23 21:31:36

○NSns68.domaincontrol.com2015-05-31 → 2016-04-11 · 4 obs

● 2015-05-31 13:36:38
● 2016-04-11 12:50:16
○ 2018-10-24 20:56:42
○ 2026-03-23 21:31:36

●NSnsg1.namebrightdns.com2026-02-15 → 2026-03-23 · 3 obs

○ 2018-10-24 20:56:42
● 2026-02-15 04:49:06
● 2026-03-23 21:31:36

●NSnsg2.namebrightdns.com2026-02-15 → 2026-03-23 · 3 obs

○ 2018-10-24 20:56:42
● 2026-02-15 04:49:06
● 2026-03-23 21:31:36

○MXalt1.aspmx.l.google.com2015-05-31 → 2016-04-11 · 4 obs

● 2015-05-31 13:36:38
● 2016-04-11 12:50:16
○ 2018-10-24 20:56:42
○ 2026-03-23 21:31:36

○MXalt2.aspmx.l.google.com2015-05-31 → 2016-04-11 · 4 obs

● 2015-05-31 13:36:38
● 2016-04-11 12:50:16
○ 2018-10-24 20:56:42
○ 2026-03-23 21:31:36

○MXaspmx.l.google.com2015-05-31 → 2016-04-11 · 4 obs

● 2015-05-31 13:36:38
● 2016-04-11 12:50:16
○ 2018-10-24 20:56:42
○ 2026-03-23 21:31:36

○MXaspmx2.googlemail.com2015-05-31 → 2016-04-11 · 4 obs

● 2015-05-31 13:36:38
● 2016-04-11 12:50:16
○ 2018-10-24 20:56:42
○ 2026-03-23 21:31:36

○MXaspmx3.googlemail.com2015-05-31 → 2016-04-11 · 4 obs

● 2015-05-31 13:36:38
● 2016-04-11 12:50:16
○ 2018-10-24 20:56:42
○ 2026-03-23 21:31:36

●A13.223.25.842026-02-15 → 2026-03-23 · 3 obs

○ 2018-10-24 20:56:42
● 2026-02-15 04:49:06
● 2026-03-23 21:31:36

○A184.168.221.132015-10-18 → 2015-10-18 · 4 obs

○ 2015-05-31 13:36:38
● 2015-10-18 00:57:16
○ 2016-01-16 10:08:30
○ 2026-03-23 21:31:36

○A184.168.221.142015-05-31 → 2015-05-31 · 3 obs

● 2015-05-31 13:36:38
○ 2015-10-18 00:57:16
○ 2026-03-23 21:31:36

●A2600:1f18:4ae:c605:dd5d:b838:5816:d7fb2026-02-15 → 2026-03-23 · 3 obs

○ 2018-10-24 20:56:42
● 2026-02-15 04:49:06
● 2026-03-23 21:31:36

●A2600:1f18:4ae:c606:78d4:4260:db4e:aeee2026-02-15 → 2026-03-23 · 3 obs

○ 2018-10-24 20:56:42
● 2026-02-15 04:49:06
● 2026-03-23 21:31:36

○A54.243.114.1962016-01-16 → 2016-04-11 · 5 obs

○ 2015-10-18 00:57:16
● 2016-01-16 10:08:30
● 2016-04-11 12:50:16
○ 2018-10-24 20:56:42
○ 2026-03-23 21:31:36

●A54.243.117.1972026-02-15 → 2026-03-23 · 3 obs

○ 2018-10-24 20:56:42
● 2026-02-15 04:49:06
● 2026-03-23 21:31:36

○CNAMEhdredirect-lb3-890977680.us-east-1.elb.amazonaws.com2018-10-24 → 2026-02-15 · 3 obs

● 2018-10-24 20:56:42
● 2026-02-15 04:49:06
○ 2026-03-23 21:31:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
courseforward.com	nsg1.namebrightdns.com, nsg2.namebrightdns.com	18 records

✅ Authoritative Response

Server:13.221.125.168

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for courseforward.com (unsigned zone)

⏱️ Timing

Total: 109ms | 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	`v=spf1 -all, afternic-verification-G9G3tM8T8EwEizzPzj`
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

courseforward.com resolves to four IPs: 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 such as velutluna.com, prostitutkiekaterinburga.com, adsping.com, wsmsc.com and reverse.gdsz.digitizeworld.com share IP numbers with courseforward.com.

Name Servers

courseforward.com is delegated to three name servers: ns1.namebrightdns.com, nsg1.namebrightdns.com and nsg2.namebrightdns.com.

At least part of the name servers for courseforward.com are shared with other domains, for instance ogurin.com, www.ascotwealth.com, joyshell.com, voicefamily.com and medigated.com.

These name servers are often used together with ns2.namebrightdns.com, domain-for-sale.hugedomainsdns.com and forsale.hugedomainsdns.com.

courseforward.com - robtex.com