`skilloncourse.org`

DNSSEC	⚠️ Not signed
A	52.64.23.25^{🇦🇺 Amazon52.64.0.0/17 EC2 SYD Prefix}
		PTR	`ec2-52-64-23-25.ap-southeast-2.compute.amazonaws.com`
NS	`ns-1202.awsdns-22.org` ⭐
		A	2600:9000:5304:b200::1^{🇺🇸 Amazon2600:9000:5304::/48 - CloudFront}
			PTR	`ns-1202.awsdns-22.org`
		A	205.251.196.178^{🇺🇸 Amazon205.251.196.0/24 prefix}
			PTR	`ns-1202.awsdns-22.org`
NS	`ns-1914.awsdns-47.co.uk`
		A	2600:9000:5307:7a00::1^{🇺🇸 Amazon2600:9000:5307::/48 - CloudFront}
			PTR	`ns-1914.awsdns-47.co.uk`
		A	205.251.199.122^{🇺🇸 Amazon205.251.199.0/24 prefix}
			PTR	`ns-1914.awsdns-47.co.uk`
NS	`ns-60.awsdns-07.com`
		A	2600:9000:5300:3c00::1^{🇺🇸 Amazon2600:9000:5300::/48 - CloudFront}
			PTR	`ns-60.awsdns-07.com`
		A	205.251.192.60^{🇺🇸 Amazon205.251.192.0/24 prefix}
			PTR	`ns-60.awsdns-07.com`
NS	`ns-697.awsdns-23.net`
		A	2600:9000:5302:b900::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-697.awsdns-23.net`
		A	205.251.194.185^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-697.awsdns-23.net`
MX	`mx.ish.com.au` ⭐
TXT	`v=spf1 include:_spf.oncourse.cc -all`
SOA	`ns-1202.awsdns-22.org`awsdns-hostmaster@amazon.com serial=1

`org`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.org.afilias-nst.info` ⭐ ⚠️ Not in parent delegation
	NS	`a2.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`c0.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`d0.org.afilias-nst.org`
	SOA	`a0.org.afilias-nst.info`hostmaster@donuts.email serial=1774675718

Same first word

skilloncourse.org

skilloncourse.com

DNS History

11 records (6 active, 5 former)

●NSns-1202.awsdns-22.org2026-03-08 → 2026-03-28 · 3 obs

○ 2017-04-10 15:08:08
● 2026-03-08 02:46:12
● 2026-03-28 05:40:58

●NSns-1914.awsdns-47.co.uk2026-03-08 → 2026-03-28 · 3 obs

○ 2017-04-10 15:08:08
● 2026-03-08 02:46:12
● 2026-03-28 05:40:58

●NSns-60.awsdns-07.com2026-03-08 → 2026-03-28 · 3 obs

○ 2017-04-10 15:08:08
● 2026-03-08 02:46:12
● 2026-03-28 05:40:58

●NSns-697.awsdns-23.net2026-03-08 → 2026-03-28 · 3 obs

○ 2017-04-10 15:08:08
● 2026-03-08 02:46:12
● 2026-03-28 05:40:58

○NSns.ish.com.au2015-06-02 → 2017-04-10 · 4 obs

● 2015-06-02 04:09:22
● 2017-04-10 15:08:08
○ 2026-03-08 02:46:12
○ 2026-03-28 05:40:58

○NSns1.ish.com.au2015-06-02 → 2017-04-10 · 4 obs

● 2015-06-02 04:09:22
● 2017-04-10 15:08:08
○ 2026-03-08 02:46:12
○ 2026-03-28 05:40:58

○NSns2.ish.com.au2015-06-02 → 2017-04-10 · 4 obs

● 2015-06-02 04:09:22
● 2017-04-10 15:08:08
○ 2026-03-08 02:46:12
○ 2026-03-28 05:40:58

○NSns3.ish.com.au2015-06-02 → 2017-04-10 · 4 obs

● 2015-06-02 04:09:22
● 2017-04-10 15:08:08
○ 2026-03-08 02:46:12
○ 2026-03-28 05:40:58

●MXmx.ish.com.au2015-06-02 → 2026-03-28 · 2 obs

● 2015-06-02 04:09:22
● 2026-03-28 05:40:58

○A202.177.213.712015-06-02 → 2017-04-10 · 4 obs

● 2015-06-02 04:09:22
● 2017-04-10 15:08:08
○ 2026-03-08 02:46:12
○ 2026-03-28 05:40:58

●A52.64.23.252026-03-08 → 2026-03-28 · 3 obs

○ 2017-04-10 15:08:08
● 2026-03-08 02:46:12
● 2026-03-28 05:40:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
skilloncourse.org	ns-1914.awsdns-47.co.uk, ns-1202.awsdns-22.org, ns-60.awsdns-07.com, ns-697.awsdns-23.net	1 record

✅ Authoritative Response

Server:205.251.199.122

NS records: ns-1914.awsdns-47.co.uk, ns-1202.awsdns-22.org, ns-60.awsdns-07.com, ns-697.awsdns-23.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for skilloncourse.org (unsigned zone)

⏱️ Timing

Total: 325ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`52.64.23.25`
NS	4	`ns-1202.awsdns-22.org, ns-1914.awsdns-47.co.uk...`
MX	1	`mx.ish.com.au (pri: 5)`
TXT	1	`v=spf1 include:_spf.oncourse.cc -all`
SOA	1	`ns-1202.awsdns-22.org awsdns-hostmaster.`

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (ns-1202.awsdns-22.org)

Analysis

IP Addresses

skilloncourse.org points to IP number: 52.64.23.25.

Other host names such as www.weasydney.com.au, skilloncourse.com, openmq.com.au, www.hkcc.nsw.edu.au and www.sgscc.edu.au share IPs with skilloncourse.org.

Name Servers

skilloncourse.org is delegated to four name servers: ns-60.awsdns-07.com, ns-697.awsdns-23.net, ns-1202.awsdns-22.org and ns-1914.awsdns-47.co.uk.

skilloncourse.org at least partially shares name servers with other domains, for instance simplistiq.com, capstan3.com, dfu4gqbm9xirj.cloudfront.net, data-services.revivemgmt.net and bff.api.brightspace.com.

These name servers are commonly used together with ns-867.awsdns-44.net, ns-1189.awsdns-20.org and ns-1561.awsdns-03.co.uk.

Host names with two IP numbers: ns-60.awsdns-07.com points to 2600:9000:5300:3c00::1 and 205.251.192.60; ns-697.awsdns-23.net points to 2600:9000:5302:b900::1 and 205.251.194.185; ns-1202.awsdns-22.org points to 2600:9000:5304:b200::1 and 205.251.196.178; ns-1914.awsdns-47.co.uk points to 2600:9000:5307:7a00::1 and 205.251.199.122.

Mail Servers

skilloncourse.org is handled by a single mail server, mx.ish.com.au.

The mail server setup for skilloncourse.org matches that of other domains, for instance talentpencil.com, skillsoncourse.com.au, skilloncourse.com, oncourse.net.au and oncourse.cc.

skilloncourse.org - robtex.com