courseone.net - robtex.com
courseone.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 192.250.229.205🇬🇧 WHG-FRA192.250.229.0/24 | ||||||
| PTR | s4409.fra1.stableserver.net | ||||||
| NS | ns1.mysecurecloudhost.com ⭐ | ||||||
| A | 13.248.158.180🇺🇸 Amazon13.248.144.0/20 | ||||||
| PTR | a79764cc55c0ac9c0.awsglobalaccelerator.com | ||||||
| NS | ns2.mysecurecloudhost.com | ||||||
| A | 75.2.118.134🇺🇸 Amazon75.2.112.0/20 | ||||||
| PTR | abc65dd9a44b5332f.awsglobalaccelerator.com | ||||||
| NS | ns3.mysecurecloudhost.com | ||||||
| A | 76.223.26.245🇺🇸 Amazon76.223.16.0/20 | ||||||
| PTR | a79764cc55c0ac9c0.awsglobalaccelerator.com | ||||||
| NS | ns4.mysecurecloudhost.com | ||||||
| A | 99.83.147.209🇺🇸 Amazon99.83.144.0/20 | ||||||
| PTR | abc65dd9a44b5332f.awsglobalaccelerator.com | ||||||
| MX | courseone.net ⭐ | ||||||
| A | 192.250.229.205🇬🇧 WHG-FRA192.250.229.0/24 | ||||||
| PTR | s4409.fra1.stableserver.net | ||||||
| TXT | google-site-verification=KIgPvpGzEMSy4aNak4p-d2zp3BCO2l6SPFKpguWKGTs | ||||||
| TXT | v=spf1 ip4:192.250.229.205 include:spf.mysecurecloudhost.com +a +mx +ip4:192.... | ||||||
| SOA | ns1.mysecurecloudhost.comservers@mysecurecloudhost.com 2026-05-15 #1 | ||||||
net
| 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=1778854781 | ||||||
MX for
courseone.net |
Same first word
courseone.net |
courseone.com |
Similar names
DNS History
6 records (6 active, 0 former)
●NSns1.mysecurecloudhost.com2026-05-12 → 2026-05-15 · 2 obs
● 2026-05-15 14:48:40
●NSns2.mysecurecloudhost.com2026-05-12 → 2026-05-15 · 2 obs
● 2026-05-15 14:48:40
●NSns3.mysecurecloudhost.com2026-05-12 → 2026-05-15 · 2 obs
● 2026-05-15 14:48:40
●NSns4.mysecurecloudhost.com2026-05-12 → 2026-05-15 · 2 obs
● 2026-05-15 14:48:40
●MXcourseone.net2026-05-12 → 2026-05-15 · 2 obs
● 2026-05-15 14:48:40
●A192.250.229.2052026-05-12 → 2026-05-15 · 2 obs
● 2026-05-15 14:48:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | b.gtld-servers.net, h.gtld-servers.net, a.gtld-servers.net, f.gtld-servers.net... | - |
| courseone.net | ns1.mysecurecloudhost.com, ns2.mysecurecloudhost.com, ns3.mysecurecloudhost.com, ns4.mysecurecloudhost.com | - |
✅ Authoritative Response
Server:99.83.147.209
NS records: ns1.mysecurecloudhost.com, ns2.mysecurecloudhost.com, ns3.mysecurecloudhost.com, ns4.mysecurecloudhost.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for courseone.net (unsigned zone)
⏱️ Timing
Total: 345ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 192.250.229.205 |
| NS | 4 | ns1.mysecurecloudhost.com, ns3.mysecurecloudhost.com... |
| MX | 1 | courseone.net (pri: 0) |
| TXT | 2 | google-site-verification=KIgPvpGzEMSy4aN, v=spf1 ip4:192.250.229.205 include:spf.m |
| SOA | 1 | ns1.mysecurecloudhost.com servers.mysecu |
Analysis
Mail Server Role
courseone.net serves as a mail server for courseone.net.
IP Addresses
courseone.net points to a single IP: 192.250.229.205.
Other host names, for instance globserver.eu, gacnoba.org, ns2.effects2host.com, prode.de and chameleoncreation.com share IP numbers with courseone.net.
Name Servers
courseone.net's delegation is handled by four name servers: ns1.mysecurecloudhost.com, ns2.mysecurecloudhost.com, ns3.mysecurecloudhost.com and ns4.mysecurecloudhost.com.
courseone.net partially shares name servers with other domains; examples include ehdacharity.com, acrodile.co.ke, llmguides.ai, interiorvale.com and excsys.com.
These name servers are commonly used with ns1.stablepoint.com, ns2.stablepoint.com, ns3.stablepoint.com, ns1000.mochahost.com, ns2000.mochahost.com and ns4.stablepoint.com.
Host names with one IP:
ns1.mysecurecloudhost.com points to 13.248.158.180
ns2.mysecurecloudhost.com points to 75.2.118.134
ns3.mysecurecloudhost.com points to 76.223.26.245
ns4.mysecurecloudhost.com points to 99.83.147.209
Mail Servers
courseone.net is handled by a single mail server, courseone.net.
courseone.net points to a single IP: 192.250.229.205.