courseunity.com - dns.ninja
courseunity.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 192.250.235.249🇬🇧 WHG-SGP192.250.235.0/24 | ||||||
| NS | cloud1.fivecron.com ⭐ | ||||||
| A | 13.248.158.180🇺🇸 Amazon13.248.144.0/20 | ||||||
| PTR | a79764cc55c0ac9c0.awsglobalaccelerator.com | ||||||
| NS | cloud2.fivecron.com | ||||||
| A | 75.2.118.134🇺🇸 Amazon75.2.112.0/20 | ||||||
| PTR | abc65dd9a44b5332f.awsglobalaccelerator.com | ||||||
| NS | cloud3.fivecron.com | ||||||
| A | 76.223.26.245🇺🇸 Amazon76.223.16.0/20 | ||||||
| PTR | a79764cc55c0ac9c0.awsglobalaccelerator.com | ||||||
| NS | cloud4.fivecron.com | ||||||
| A | 99.83.147.209🇺🇸 Amazon99.83.144.0/20 | ||||||
| PTR | abc65dd9a44b5332f.awsglobalaccelerator.com | ||||||
| MX | courseunity.com ⭐ | ||||||
| A | 192.250.235.249🇬🇧 WHG-SGP192.250.235.0/24 | ||||||
| TXT | v=spf1 +a +mx +ip4:192.250.235.172 include:spf.mysecurecloudhost.com +ip4:192... | ||||||
| TXT | google-site-verification=SeYcQ1T7r-gR96sdTfPZC8foTEqPXDkCmPk_ni0oDK8 | ||||||
| TXT | brevo-code:164523911803d90b7f158e2e6ff6b301 | ||||||
| SOA | cloud1.fivecron.comhostingspell@gmail.com 2026-06-24 #0 | ||||||
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=1785552757 | ||||||
MX for
courseunity.com |
Same first word
courseunity.com |
DNS History
16 records (6 active, 10 former)
●NScloud1.fivecron.com2026-05-02 → 2026-08-01 · 3 obs
● 2026-05-02 11:57:26
● 2026-08-01 02:55:38
●NScloud2.fivecron.com2026-05-02 → 2026-08-01 · 3 obs
● 2026-05-02 11:57:26
● 2026-08-01 02:55:38
●NScloud3.fivecron.com2026-05-02 → 2026-08-01 · 3 obs
● 2026-05-02 11:57:26
● 2026-08-01 02:55:38
●NScloud4.fivecron.com2026-05-02 → 2026-08-01 · 3 obs
● 2026-05-02 11:57:26
● 2026-08-01 02:55:38
○NSns07.domaincontrol.com2018-08-03 → 2018-08-03 · 3 obs
○ 2026-05-02 11:57:26
○ 2026-08-01 02:55:38
○NSns08.domaincontrol.com2018-08-03 → 2018-08-03 · 3 obs
○ 2026-05-02 11:57:26
○ 2026-08-01 02:55:38
●MXcourseunity.com2026-05-02 → 2026-08-01 · 2 obs
● 2026-08-01 02:55:38
○A184.168.221.552018-08-03 → 2018-08-03 · 3 obs
○ 2026-05-02 11:57:26
○ 2026-08-01 02:55:38
○A184.168.221.582018-08-03 → 2018-08-03 · 3 obs
○ 2026-05-02 11:57:26
○ 2026-08-01 02:55:38
●A192.250.235.2492026-05-02 → 2026-08-01 · 3 obs
● 2026-05-02 11:57:26
● 2026-08-01 02:55:38
○A50.63.202.362018-08-03 → 2018-08-03 · 3 obs
○ 2026-05-02 11:57:26
○ 2026-08-01 02:55:38
○A50.63.202.472018-08-03 → 2018-08-03 · 3 obs
○ 2026-05-02 11:57:26
○ 2026-08-01 02:55:38
○A50.63.202.522018-08-03 → 2018-08-03 · 3 obs
○ 2026-05-02 11:57:26
○ 2026-08-01 02:55:38
○A50.63.202.532018-08-03 → 2018-08-03 · 3 obs
○ 2026-05-02 11:57:26
○ 2026-08-01 02:55:38
○A50.63.202.542018-08-03 → 2018-08-03 · 3 obs
○ 2026-05-02 11:57:26
○ 2026-08-01 02:55:38
○A50.63.202.622018-08-03 → 2018-08-03 · 3 obs
○ 2026-05-02 11:57:26
○ 2026-08-01 02:55:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| courseunity.com | cloud1.fivecron.com, cloud2.fivecron.com, cloud3.fivecron.com, cloud4.fivecron.com | 4 records |
✅ Authoritative Response
Server:99.83.147.209
NS records: cloud1.fivecron.com, cloud2.fivecron.com, cloud3.fivecron.com, cloud4.fivecron.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for courseunity.com (unsigned zone)
⏱️ Timing
Total: 146ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 192.250.235.249 |
| NS | 4 | cloud3.fivecron.com, cloud1.fivecron.com... |
| MX | 1 | courseunity.com (pri: 0) |
| TXT | 3 | google-site-verification=SeYcQ1T7r-gR96s, brevo-code:164523911803d90b7f158e2e6ff6b... |
| SOA | 1 | cloud1.fivecron.com hostingspell.gmail.c |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (cloud1.fivecron.com, cloud2.fivecron.com, cloud3.fivecron.com...)
Analysis
Mail Server Role
courseunity.com acts as its own mail server.
IP Addresses
courseunity.com points to a single IP number: 192.250.235.249.
Additional host names — origamitechnology.com.np, caf.org.np, synergies-group.com and two others — share IP numbers with courseunity.com.
Name Servers
courseunity.com has four authoritative name servers: cloud1.fivecron.com, cloud2.fivecron.com, cloud3.fivecron.com and cloud4.fivecron.com.
courseunity.com partially shares its NS delegation with several other domains, including apple-developers-inc.com, sbsofttech.com, aashrayfoundation.org and two others.
In DNS configurations, these name servers often share authority with ns1.mysecurecloudhost.com, ns2.mysecurecloudhost.com, ns3.mysecurecloudhost.com and 6 other name servers.
cloud1.fivecron.com, cloud2.fivecron.com, cloud3.fivecron.com and cloud4.fivecron.com each resolve to one IP address: cloud1.fivecron.com resolves to 13.248.158.180, cloud2.fivecron.com resolves to 75.2.118.134, cloud3.fivecron.com resolves to 76.223.26.245 and cloud4.fivecron.com resolves to 99.83.147.209.
Mail Servers
courseunity.com has a single mail server: courseunity.com itself.
courseunity.com resolves to 192.250.235.249 and no other IP number.