helpcourse.com - dns.ninja
helpcourse.com
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.netnstld@verisign-grs.com serial=1783749717 | ||||||
Same first word
helpcourse.com |
Similar names
DNS History
7 records (4 active, 3 former)
●NSns35.domaincontrol.com2015-07-12 → 2026-07-11 · 2 obs
● 2026-07-11 06:19:56
●NSns36.domaincontrol.com2015-07-12 → 2026-07-11 · 2 obs
● 2026-07-11 06:19:56
●MXhelpcourse-com.mail.protection.outlook.com2018-11-27 → 2026-07-11 · 3 obs
● 2018-11-27 17:14:26
● 2026-07-11 06:19:56
○MXmailstore1.secureserver.net2015-07-12 → 2017-02-10 · 4 obs
● 2017-02-10 00:39:00
○ 2018-11-27 17:14:26
○ 2026-07-11 06:19:56
○MXsmtp.secureserver.net2015-07-12 → 2017-02-10 · 4 obs
● 2017-02-10 00:39:00
○ 2018-11-27 17:14:26
○ 2026-07-11 06:19:56
●A166.62.77.1962018-11-27 → 2026-07-11 · 3 obs
● 2018-11-27 17:14:26
● 2026-07-11 06:19:56
○A184.168.221.562015-07-12 → 2017-02-10 · 4 obs
● 2017-02-10 00:39:00
○ 2018-11-27 17:14:26
○ 2026-07-11 06:19:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, g.gtld-servers.net, e.gtld-servers.net, k.gtld-servers.net... | - |
| helpcourse.com | ns35.domaincontrol.com, ns36.domaincontrol.com | 4 records |
✅ Authoritative Response
Server:97.74.107.18
NS records: ns35.domaincontrol.com, ns36.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for helpcourse.com (unsigned zone)
⏱️ Timing
Total: 352ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 166.62.77.196 |
| NS | 2 | ns35.domaincontrol.com, ns36.domaincontrol.com |
| MX | 1 | helpcourse-com.mail.protection.outlook.c |
| TXT | 1 | v=spf1 include:spf.protection.outlook.co |
| SOA | 1 | ns35.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns35.domaincontrol.com, ns35.domaincontrol.com, ns36.domaincontrol.com...)
Analysis
IP Addresses
helpcourse.com has exactly one IP address — 166.62.77.196.
azsmiths.com, mail.extremecomm3.com, riverviewvineyard.com plus two other host names have IP numbers in common with helpcourse.com.
Name Servers
helpcourse.com is served by two delegated name servers, ns35.domaincontrol.com and ns36.domaincontrol.com.
The name server configuration of helpcourse.com is shared with other domains, for instance lvpass.org, nakitle.net, friendslittlehelp.org and two others.
Each of the two host names carries two IP addresses: ns35.domaincontrol.com points to 97.74.107.18 and 2603:5:21b1::12, and ns36.domaincontrol.com points to 173.201.75.18 and 2603:5:22b1::12.
Mail Servers
helpcourse.com uses one mail server — helpcourse-com.mail.protection.outlook.com.
helpcourse-com.mail.protection.outlook.com has 8 IP addresses: 52.101.8.46, 52.101.10.5, 52.101.41.4 plus 5 more.