coursetutorial.org - robtex.com
coursetutorial.org
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.infohostmaster@donuts.email serial=1788304446 | ||||||
Same first word
coursetutorial.org |
Similar names
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DNS History
7 records (6 active, 1 former)
●NSns61.domaincontrol.com2015-08-09 → 2026-09-01 · 2 obs
● 2026-09-01 23:54:58
●NSns62.domaincontrol.com2015-08-09 → 2026-09-01 · 2 obs
● 2026-09-01 23:54:58
●MXmailstore1.secureserver.net2015-08-09 → 2026-09-01 · 2 obs
● 2026-09-01 23:54:58
●MXsmtp.secureserver.net2015-08-09 → 2026-09-01 · 2 obs
● 2026-09-01 23:54:58
●A15.197.148.332026-08-24 → 2026-09-01 · 3 obs
● 2026-08-24 16:55:44
● 2026-09-01 23:54:58
○A184.168.221.322015-08-09 → 2018-10-31 · 4 obs
● 2018-10-31 19:55:04
○ 2026-08-24 16:55:44
○ 2026-09-01 23:54:58
●A3.33.130.1902026-08-24 → 2026-09-01 · 3 obs
● 2026-08-24 16:55:44
● 2026-09-01 23:54:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org | - |
| coursetutorial.org | ns62.domaincontrol.com, ns61.domaincontrol.com | - |
✅ Authoritative Response
Server:173.201.69.32
NS records: ns62.domaincontrol.com, ns61.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for coursetutorial.org (unsigned zone)
⏱️ Timing
Total: 693ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 3.33.130.190, 15.197.148.33 |
| NS | 2 | ns61.domaincontrol.com, ns62.domaincontrol.com |
| MX | 2 | mailstore1.secureserver.net (pri: 10), smtp.secureserver.net (pri: 0) |
| SOA | 1 | ns61.domaincontrol.com dns.jomax.net |
Analysis
IP Addresses
coursetutorial.org has two IP addresses: 3.33.130.190 and 15.197.148.33
Among the host names that share IP numbers with coursetutorial.org are getbuccaneer.com, greensteelwa.com.au, partywheels.com.au and two others.
Name Servers
coursetutorial.org is delegated to two name servers: ns61.domaincontrol.com and ns62.domaincontrol.com.
coursetutorial.org has the same name server delegation as a number of other domains, such as sangkirtan.live, callonedirect.net, vinchiaward.com and two more.
coursetutorial.org shares at least some of its name servers with other domains, such as tarbis.es.
ns61.domaincontrol.com and ns62.domaincontrol.com each resolve to two IP addresses: ns61.domaincontrol.com points to 97.74.101.32 and 2603:5:2153::20, while ns62.domaincontrol.com points to 173.201.69.32 and 2603:5:2253::20.
Mail Servers
The MX records for coursetutorial.org point to two mail servers: mailstore1.secureserver.net and smtp.secureserver.net.
coursetutorial.org has the same mail server arrangement as a number of other domains, for example logicide.org, medsurrant.com, bestathleticpaint.com and two more.
At least a portion of coursetutorial.org's mail servers are shared with other domains, among them seanbaileyenterprises.com and abcmgt.net.
The hosts mailstore1.secureserver.net and smtp.secureserver.net both resolve to three IP numbers: mailstore1.secureserver.net to 216.69.141.78, 216.69.141.114 and 216.69.141.162, and smtp.secureserver.net to 216.69.141.71, 216.69.141.84 and 216.69.141.113.