coursehoster.com - dns.ninja
coursehoster.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=1785374207 | ||||||
Same first word
coursehoster.net |
coursehoster.com |
Similar names
DNS History
6 records (5 active, 1 former)
●NSns11.domaincontrol.com2015-06-24 → 2026-07-30 · 2 obs
● 2026-07-30 01:38:24
●NSns12.domaincontrol.com2015-06-24 → 2026-07-30 · 2 obs
● 2026-07-30 01:38:24
●MXmailstore1.secureserver.net2015-06-24 → 2026-07-30 · 2 obs
● 2026-07-30 01:38:24
●MXsmtp.secureserver.net2015-06-24 → 2026-07-30 · 2 obs
● 2026-07-30 01:38:24
●A52.72.156.1042016-05-06 → 2026-07-30 · 3 obs
● 2016-05-06 22:27:56
● 2026-07-30 01:38:24
○A66.159.72.2262015-06-24 → 2016-02-05 · 4 obs
● 2016-02-05 04:57:28
○ 2016-05-06 22:27:56
○ 2026-07-30 01:38:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | b.gtld-servers.net, d.gtld-servers.net, e.gtld-servers.net, j.gtld-servers.net... | - |
| coursehoster.com | ns11.domaincontrol.com, ns12.domaincontrol.com | 4 records |
✅ Authoritative Response
Server:97.74.105.6
NS records: ns11.domaincontrol.com, ns12.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for coursehoster.com (unsigned zone)
⏱️ Timing
Total: 439ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 52.72.156.104 |
| NS | 2 | ns11.domaincontrol.com, ns12.domaincontrol.com |
| MX | 2 | mailstore1.secureserver.net (pri: 10), smtp.secureserver.net (pri: 0) |
| SOA | 1 | ns11.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns11.domaincontrol.com, ns11.domaincontrol.com, ns12.domaincontrol.com...)
Analysis
IP Addresses
coursehoster.com resolves to one IP address: 52.72.156.104.
Name Servers
coursehoster.com is served by two delegated name servers, ns11.domaincontrol.com and ns12.domaincontrol.com.
coursehoster.com uses the same name servers as several other domains — among them radhainternational.com, gealan.ba, vitamulch.com and two more.
At least some of coursehoster.com's name servers are shared with other domains, for example aigleleysin.ch and quaiso.com.
Each of the two host names carries two IP addresses: ns11.domaincontrol.com points to 97.74.105.6 and 2603:5:2190::6, and ns12.domaincontrol.com points to 173.201.73.6 and 2603:5:2290::6.
Mail Servers
Mail for coursehoster.com is handled by two mail servers — mailstore1.secureserver.net and smtp.secureserver.net.
coursehoster.com uses an identical mail server configuration to several other domains — among them arostica.com, slitakraft.com, kayaarma.com and two more.
At least a portion of coursehoster.com's mail servers are shared with other domains, among them cochransubarubutler.com and mccrearystees.com.
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.