`outsourcecourse.com`

DNSSEC	⚠️ Not signed
A	54.215.31.113^{🇺🇸 Amazon54.215.0.0/17 EC2 SFO prefix}
		PTR	`ec2-54-215-31-113.us-west-1.compute.amazonaws.com`
NS	`ns1.dyna-ns.net` ⭐
		A	2400:cb00:2049:1::a29f:1a5c^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	2400:cb00:2049:1::a29f:1b9e^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	162.159.26.92^{Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns1.dyna-ns.net`
		A	162.159.27.158^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns1.dyna-ns.net`
NS	`ns2.dyna-ns.net`
		A	2400:cb00:2049:1::a29f:1805^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	2400:cb00:2049:1::a29f:1905^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	162.159.24.5^{Cloudflare162.159.24.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns2.dyna-ns.net`
		A	162.159.25.5^{Cloudflare162.159.25.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns2.dyna-ns.net`
SOA	`ns1.dyna-ns.net`hostmaster@outsourcecourse.com 2026-05-07 #3

`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=1778522431

Subdomains

mail.outsourcecourse.com

Same first word

outsourcecourse.com

DNS History

16 records (3 active, 13 former)

○NSns09.domaincontrol.com2015-06-13 → 2015-06-13 · 3 obs

● 2015-06-13 07:52:56
○ 2015-11-02 10:13:18
○ 2026-05-11 18:14:56

○NSns1.bluehost.com2020-02-02 → 2020-02-02 · 4 obs

○ 2017-03-21 19:57:22
● 2020-02-02 22:09:48
○ 2026-04-09 22:41:52
○ 2026-05-11 18:14:56

●NSns1.dyna-ns.net2026-04-09 → 2026-05-11 · 3 obs

○ 2020-02-02 22:09:48
● 2026-04-09 22:41:52
● 2026-05-11 18:14:56

○NSns10.domaincontrol.com2015-06-13 → 2015-06-13 · 3 obs

● 2015-06-13 07:52:56
○ 2015-11-02 10:13:18
○ 2026-05-11 18:14:56

○NSns2.bluehost.com2020-02-02 → 2020-02-02 · 4 obs

○ 2017-03-21 19:57:22
● 2020-02-02 22:09:48
○ 2026-04-09 22:41:52
○ 2026-05-11 18:14:56

●NSns2.dyna-ns.net2026-04-09 → 2026-05-11 · 3 obs

○ 2020-02-02 22:09:48
● 2026-04-09 22:41:52
● 2026-05-11 18:14:56

○NSns41.domaincontrol.com2016-02-08 → 2016-06-25 · 5 obs

○ 2015-11-02 10:13:18
● 2016-02-08 01:53:26
● 2016-06-25 03:54:42
○ 2017-03-21 19:57:22
○ 2026-05-11 18:14:56

○NSns42.domaincontrol.com2016-02-08 → 2016-06-25 · 5 obs

○ 2015-11-02 10:13:18
● 2016-02-08 01:53:26
● 2016-06-25 03:54:42
○ 2017-03-21 19:57:22
○ 2026-05-11 18:14:56

○MXmail.outsourcecourse.com2020-02-02 → 2020-02-02 · 4 obs

○ 2017-03-21 19:57:22
● 2020-02-02 22:09:48
○ 2026-04-09 22:41:52
○ 2026-05-11 18:14:56

○MXmailstore1.secureserver.net2015-06-13 → 2016-06-25 · 6 obs

● 2015-06-13 07:52:56
○ 2015-11-02 10:13:18
● 2016-02-08 01:53:26
● 2016-06-25 03:54:42
○ 2017-03-21 19:57:22
○ 2026-05-11 18:14:56

○MXsmtp.secureserver.net2015-06-13 → 2016-06-25 · 6 obs

● 2015-06-13 07:52:56
○ 2015-11-02 10:13:18
● 2016-02-08 01:53:26
● 2016-06-25 03:54:42
○ 2017-03-21 19:57:22
○ 2026-05-11 18:14:56

○A162.241.244.402020-02-02 → 2020-02-02 · 4 obs

○ 2017-03-21 19:57:22
● 2020-02-02 22:09:48
○ 2026-04-09 22:41:52
○ 2026-05-11 18:14:56

○A184.168.221.542015-06-13 → 2015-06-13 · 3 obs

● 2015-06-13 07:52:56
○ 2015-11-02 10:13:18
○ 2026-05-11 18:14:56

○A185.53.179.1282026-04-09 → 2026-04-12 · 5 obs

○ 2020-02-02 22:09:48
● 2026-04-09 22:41:52
● 2026-04-12 10:39:52
○ 2026-05-10 12:12:56
○ 2026-05-11 18:14:56

○A50.63.202.602016-02-08 → 2016-06-25 · 5 obs

○ 2015-11-02 10:13:18
● 2016-02-08 01:53:26
● 2016-06-25 03:54:42
○ 2017-03-21 19:57:22
○ 2026-05-11 18:14:56

●A54.215.31.1132026-05-10 → 2026-05-11 · 3 obs

○ 2026-04-12 10:39:52
● 2026-05-10 12:12:56
● 2026-05-11 18:14:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, c.gtld-servers.net, l.gtld-servers.net, a.gtld-servers.net...	-
outsourcecourse.com	ns2.dyna-ns.net, ns1.dyna-ns.net	-

✅ Authoritative Response

Server:162.159.24.5

NS records: ns2.dyna-ns.net, ns1.dyna-ns.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for outsourcecourse.com (unsigned zone)

⏱️ Timing

Total: 292ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`54.215.31.113`
NS	2	`ns1.dyna-ns.net, ns2.dyna-ns.net`
SOA	1	`ns1.dyna-ns.net hostmaster.outsourcecour`

Analysis

Hierarchy

outsourcecourse.com is parent of mail.outsourcecourse.com.

IP Addresses

outsourcecourse.com points to a single IP: 54.215.31.113.

Other host names, for instance usadobe.com, garlick.com, filmux.vip, tuxnet.biz and padellogo.com share IP numbers with outsourcecourse.com.

Name Servers

outsourcecourse.com's delegation is to two name servers ns1.dyna-ns.net and ns2.dyna-ns.net.

outsourcecourse.com shares the same name server configuration as other domains, such as tweet-newera.com, istanbulbizimef.xyz, cityofventura.com, heterobase.click and elnormo.net.

Host names with four IP numbers:

ns1.dyna-ns.net points to 2400:cb00:2049:1::a29f:1a5c, 2400:cb00:2049:1::a29f:1b9e, 162.159.26.92 and 162.159.27.158.

ns2.dyna-ns.net points to 2400:cb00:2049:1::a29f:1805, 2400:cb00:2049:1::a29f:1905, 162.159.24.5 and 162.159.25.5.

outsourcecourse.com - robtex.com