basecourse.com - dns.ninja

`basecourse.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}
			PTR	`ec2-52-203-211-134.compute-1.amazonaws.com`
		A	52.204.81.90^{🇺🇸 Amazon52.200.0.0/13 EC2 IAD prefix}
			PTR	`ec2-52-204-81-90.compute-1.amazonaws.com`
NS	`domain-for-sale.hugedomainsdns.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}
			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	`forsale.hugedomainsdns.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}
			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 2026-06-28 #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=1782641625

Same first word

basecourse.blogspot.com

basecourse.com

basecourse.com.au

Similar names

coursebase.net

coursebase.org

sourcebase.de

sourcebase.ai

besourcesa.at

coursebase.de

coursebase.co

basesource.com

sourcebase.info

sourcebase.com

coursebase.com

sourcebase.org

DNS History

22 records (7 active, 15 former)

●NSdomain-for-sale.hugedomainsdns.com2026-05-25 → 2026-06-28 · 3 obs

○ 2020-02-27 06:48:46
● 2026-05-25 01:59:38
● 2026-06-28 10:19:06

●NSforsale.hugedomainsdns.com2026-05-25 → 2026-06-28 · 3 obs

○ 2020-02-27 06:48:46
● 2026-05-25 01:59:38
● 2026-06-28 10:19:06

●NSns1.namebrightdns.com2015-06-18 → 2026-06-28 · 5 obs

● 2015-06-18 05:21:16
● 2017-03-16 23:07:10
○ 2020-02-27 06:48:46
● 2026-05-25 01:59:38
● 2026-06-28 10:19:06

○NSns2.namebrightdns.com2015-06-18 → 2017-03-16 · 4 obs

● 2015-06-18 05:21:16
● 2017-03-16 23:07:10
○ 2020-02-27 06:48:46
○ 2026-06-28 10:19:06

○NSnsg1.namebrightdns.com2020-02-27 → 2020-02-27 · 4 obs

○ 2017-03-16 23:07:10
● 2020-02-27 06:48:46
○ 2026-05-25 01:59:38
○ 2026-06-28 10:19:06

○NSnsg2.namebrightdns.com2020-02-27 → 2020-02-27 · 4 obs

○ 2017-03-16 23:07:10
● 2020-02-27 06:48:46
○ 2026-05-25 01:59:38
○ 2026-06-28 10:19:06

○MXanmail.namebrightmail.com2015-06-18 → 2015-06-18 · 3 obs

● 2015-06-18 05:21:16
○ 2015-11-05 18:06:12
○ 2026-06-28 10:19:06

○A107.23.198.2402016-07-03 → 2016-07-03 · 4 obs

○ 2016-02-10 13:49:42
● 2016-07-03 03:04:50
○ 2017-03-16 23:07:10
○ 2026-06-28 10:19:06

●A13.223.25.842026-05-25 → 2026-06-28 · 3 obs

○ 2020-02-27 06:48:46
● 2026-05-25 01:59:38
● 2026-06-28 10:19:06

●A2600:1f18:4ae:c605:dd5d:b838:5816:d7fb2026-05-25 → 2026-06-28 · 3 obs

○ 2020-02-27 06:48:46
● 2026-05-25 01:59:38
● 2026-06-28 10:19:06

●A2600:1f18:4ae:c606:78d4:4260:db4e:aeee2026-05-25 → 2026-06-28 · 3 obs

○ 2020-02-27 06:48:46
● 2026-05-25 01:59:38
● 2026-06-28 10:19:06

○A34.206.157.642017-03-16 → 2017-03-16 · 4 obs

○ 2016-07-03 03:04:50
● 2017-03-16 23:07:10
○ 2020-02-27 06:48:46
○ 2026-06-28 10:19:06

○A52.0.96.242016-02-10 → 2016-02-10 · 4 obs

○ 2015-11-05 18:06:12
● 2016-02-10 13:49:42
○ 2016-07-03 03:04:50
○ 2026-06-28 10:19:06

○A52.4.72.1372016-07-03 → 2016-07-03 · 4 obs

○ 2016-02-10 13:49:42
● 2016-07-03 03:04:50
○ 2017-03-16 23:07:10
○ 2026-06-28 10:19:06

○A52.71.117.992016-02-10 → 2016-02-10 · 4 obs

○ 2015-11-05 18:06:12
● 2016-02-10 13:49:42
○ 2016-07-03 03:04:50
○ 2026-06-28 10:19:06

○A54.174.31.2542015-06-18 → 2015-11-05 · 4 obs

● 2015-06-18 05:21:16
● 2015-11-05 18:06:12
○ 2016-02-10 13:49:42
○ 2026-06-28 10:19:06

○A54.208.74.2152015-06-18 → 2015-11-05 · 4 obs

● 2015-06-18 05:21:16
● 2015-11-05 18:06:12
○ 2016-02-10 13:49:42
○ 2026-06-28 10:19:06

○A54.236.195.152017-03-16 → 2017-03-16 · 4 obs

○ 2016-07-03 03:04:50
● 2017-03-16 23:07:10
○ 2020-02-27 06:48:46
○ 2026-06-28 10:19:06

●A54.243.117.1972026-05-25 → 2026-06-28 · 3 obs

○ 2020-02-27 06:48:46
● 2026-05-25 01:59:38
● 2026-06-28 10:19:06

○CNAMEhdredirect-lb-399551664.us-east-1.elb.amazonaws.com2015-06-18 → 2016-07-03 · 4 obs

● 2015-06-18 05:21:16
● 2016-07-03 03:04:50
○ 2017-03-16 23:07:10
○ 2026-06-28 10:19:06

○CNAMEhdredirect-lb3-890977680.us-east-1.elb.amazonaws.com2017-03-16 → 2017-03-16 · 4 obs

○ 2016-07-03 03:04:50
● 2017-03-16 23:07:10
○ 2020-02-27 06:48:46
○ 2026-06-28 10:19:06

○CNAMEhdredirect-lb5-1afb6e2973825a56.elb.us-east-1.amazonaws.com2020-02-27 → 2020-02-27 · 4 obs

○ 2017-03-16 23:07:10
● 2020-02-27 06:48:46
○ 2026-05-25 01:59:38
○ 2026-06-28 10:19:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	c.gtld-servers.net, i.gtld-servers.net, g.gtld-servers.net, d.gtld-servers.net...	-
basecourse.com	domain-for-sale.hugedomainsdns.com, forsale.hugedomainsdns.com	12 records

✅ Authoritative Response

Server:18.232.139.44

NS records: domain-for-sale.hugedomainsdns.com, forsale.hugedomainsdns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for basecourse.com (unsigned zone)

⏱️ Timing

Total: 190ms | 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	`domain-for-sale.hugedomainsdns.com, forsale.hugedomainsdns.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 (domain-for-sale.hugedomainsdns.com, domain-for-sale.hugedomainsdns.com, domain-for-sale.hugedomainsdns.com...)

Analysis

IP Addresses

basecourse.com points to the 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.

109.107.131.161.ua.bluezonejordan.com, mx.nistoragency.com, mail.thecyberblog.com and two other host names share IP numbers with basecourse.com.

Name Servers

The authoritative name servers for basecourse.com are domain-for-sale.hugedomainsdns.com, forsale.hugedomainsdns.com and ns1.namebrightdns.com — three in total.

At least some of basecourse.com's name servers are shared with other domains, for example pacwholesale.com, webilica.com, samedot.com and two more.

It is common for these name servers to be used in conjunction with the name servers nsg1.namebrightdns.com, nsg2.namebrightdns.com and ns2.namebrightdns.com.

Hostnames that resolve to 6 IP addresses:

Hostname domain-for-sale.hugedomainsdns.com directs to 3.88.240.25, 52.55.198.41 and 54.175.130.15 along with 3 other IP addresses.

Hostname forsale.hugedomainsdns.com directs to 3.80.109.14, 18.232.139.44 and 98.81.3.34 along with 3 other IP addresses.

Hostnames pointing to five IP numbers:

ns1.namebrightdns.com resolves to four IP addresses: 52.203.211.134, 52.204.81.90, 2600:1f18:683a:ae1a:6900:d1bd:7672:d0ca and two others.