🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`opensourcelearning.org`

DNSSEC	⚠️ Not signed
A	34.213.127.66^{🇺🇸 Amazon34.208.0.0/12 EC2 PDX prefix}
NS	`ns21.domaincontrol.com` ⭐
		A	2603:5:2141::b^{🇺🇸 GODADDY-DNS2603:5:2140::/44}
			PTR	`ns21.domaincontrol.com`
		A	97.74.100.11^{🇺🇸 GODADDY-DNS97.74.100.0/23}
			PTR	`ns21.domaincontrol.com`
NS	`ns22.domaincontrol.com`
		A	2603:5:2241::b^{🇺🇸 GODADDY-DNS2603:5:2240::/44}
			PTR	`ns22.domaincontrol.com`
		A	173.201.68.11^{🇺🇸 GODADDY-DNS173.201.68.0/23}
			PTR	`ns22.domaincontrol.com`
MX	`opensourcelearning-org.mail.protection.outlook.com` ⭐
TXT	`NETORGFT8754244.onmicrosoft.com`
TXT	`v=spf1 include:secureserver.net -all`
SOA	`ns21.domaincontrol.com`dns@jomax.net 2021-08-18 #4

`org`

	DNSSEC	⚠️ Not signed
	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=1790017798

Same first word

opensourcelearning.ca

opensourcelearning.net

opensourcelearning.org

opensourcelearning.com

opensourcelearning.de

opensourcelearning.co.uk

Similar names

learningopensource.com

Previous names

Next names

DNS History

15 records (4 active, 11 former)

○NSns1.webfaction.com2015-06-09 → 2017-12-10 · 4 obs

● 2015-06-09 02:20:28
● 2017-12-10 19:52:28
○ 2026-08-26 01:11:52
○ 2026-09-21 19:26:30

○NSns2.webfaction.com2015-06-09 → 2017-12-10 · 4 obs

● 2015-06-09 02:20:28
● 2017-12-10 19:52:28
○ 2026-08-26 01:11:52
○ 2026-09-21 19:26:30

●NSns21.domaincontrol.com2026-08-26 → 2026-09-21 · 3 obs

○ 2017-12-10 19:52:28
● 2026-08-26 01:11:52
● 2026-09-21 19:26:30

●NSns22.domaincontrol.com2026-08-26 → 2026-09-21 · 3 obs

○ 2017-12-10 19:52:28
● 2026-08-26 01:11:52
● 2026-09-21 19:26:30

○NSns3.webfaction.com2015-06-09 → 2017-12-10 · 4 obs

● 2015-06-09 02:20:28
● 2017-12-10 19:52:28
○ 2026-08-26 01:11:52
○ 2026-09-21 19:26:30

○NSns4.webfaction.com2015-06-09 → 2017-12-10 · 4 obs

● 2015-06-09 02:20:28
● 2017-12-10 19:52:28
○ 2026-08-26 01:11:52
○ 2026-09-21 19:26:30

○MXmx7.webfaction.com2015-06-09 → 2017-12-10 · 4 obs

● 2015-06-09 02:20:28
● 2017-12-10 19:52:28
○ 2026-08-26 01:11:52
○ 2026-09-21 19:26:30

○MXmx8.webfaction.com2015-06-09 → 2017-12-10 · 4 obs

● 2015-06-09 02:20:28
● 2017-12-10 19:52:28
○ 2026-08-26 01:11:52
○ 2026-09-21 19:26:30

○MXmx9.webfaction.com2015-06-09 → 2017-12-10 · 4 obs

● 2015-06-09 02:20:28
● 2017-12-10 19:52:28
○ 2026-08-26 01:11:52
○ 2026-09-21 19:26:30

●MXopensourcelearning-org.mail.protection.outlook.com2026-08-26 → 2026-09-21 · 3 obs

○ 2017-12-10 19:52:28
● 2026-08-26 01:11:52
● 2026-09-21 19:26:30

○A108.59.9.1342015-06-09 → 2016-09-15 · 4 obs

● 2015-06-09 02:20:28
● 2016-09-15 22:30:16
○ 2017-12-10 19:52:28
○ 2026-09-21 19:26:30

○A207.38.94.372017-12-10 → 2017-12-10 · 4 obs

○ 2016-09-15 22:30:16
● 2017-12-10 19:52:28
○ 2026-08-26 01:11:52
○ 2026-09-21 19:26:30

○A2604:9a00:2010:a018:1::7f2015-06-09 → 2016-09-15 · 4 obs

● 2015-06-09 02:20:28
● 2016-09-15 22:30:16
○ 2017-12-10 19:52:28
○ 2026-09-21 19:26:30

○A2605:de00:1:1:4a:53:0:e22017-12-10 → 2017-12-10 · 4 obs

○ 2016-09-15 22:30:16
● 2017-12-10 19:52:28
○ 2026-08-26 01:11:52
○ 2026-09-21 19:26:30

●A34.213.127.662026-08-26 → 2026-09-21 · 3 obs

○ 2017-12-10 19:52:28
● 2026-08-26 01:11:52
● 2026-09-21 19:26:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
opensourcelearning.org	ns21.domaincontrol.com, ns22.domaincontrol.com	-

✅ Authoritative Response

Server:173.201.68.11

NS records: ns21.domaincontrol.com, ns22.domaincontrol.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

Root DNSKEY fetch failed: Error: connect EADDRNOTAVAIL 198.41.0.4:53 - Local (0.0.0.0:0)

⏱️ Timing

Total: 281ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`34.213.127.66`
NS	2	`ns21.domaincontrol.com, ns22.domaincontrol.com`
MX	1	`opensourcelearning-org.mail.protection.o`
TXT	2	`NETORGFT8754244.onmicrosoft.com, v=spf1 include:secureserver.net -all`
SOA	1	`ns21.domaincontrol.com dns.jomax.net`

Analysis

IP Addresses

opensourcelearning.org resolves to just one IP address, 34.213.127.66.

Among the host names that share IP numbers with opensourcelearning.org is 3exps.org, as one example.

Name Servers

The NS records for opensourcelearning.org delegate to ns21.domaincontrol.com and ns22.domaincontrol.com.

opensourcelearning.org shares its NS records with other domains, for example dssfgdg1.site, startabd.com, philipscpap.co.uk and two others.

ns21.domaincontrol.com resolves to 97.74.100.11 and 2603:5:2141::b. Likewise, ns22.domaincontrol.com resolves to 173.201.68.11 and 2603:5:2241::b — two IP addresses apiece.

Mail Servers

The sole mail server for opensourcelearning.org is opensourcelearning-org.mail.protection.outlook.com.

opensourcelearning.org - robtex.com