courseactions.com - dns.ninja
courseactions.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 66.165.237.186🇺🇸 HIVELOCITY-166.165.236.0/22 LAX2 - Additional IP Space | ||||||
| PTR | server.3dq.com | ||||||
| NS | ns.courseactions.com ⭐ ⚠️ Not in parent delegation | ||||||
| A | 66.165.237.186🇺🇸 HIVELOCITY-166.165.236.0/22 LAX2 - Additional IP Space | ||||||
| PTR | server.3dq.com | ||||||
| NS | ns1.courseactions.com ⚠️ Not in parent delegation | ||||||
| A | 66.165.237.186🇺🇸 HIVELOCITY-166.165.236.0/22 LAX2 - Additional IP Space | ||||||
| PTR | server.3dq.com | ||||||
| NS | ns2.courseactions.com ⚠️ Not in parent delegation | ||||||
| A | 66.165.237.186🇺🇸 HIVELOCITY-166.165.236.0/22 LAX2 - Additional IP Space | ||||||
| PTR | server.3dq.com | ||||||
| NS | ns3.3dq.net ⚠️ Not in zone NS records | ||||||
| A | 66.165.237.186🇺🇸 HIVELOCITY-166.165.236.0/22 LAX2 - Additional IP Space | ||||||
| PTR | server.3dq.com | ||||||
| A | 66.165.237.189🇺🇸 HIVELOCITY-166.165.236.0/22 LAX2 - Additional IP Space | ||||||
| PTR | senateserviceportal.ucsf.edu | ||||||
| NS | ns4.3dq.net ⚠️ Not in zone NS records | ||||||
| A | 66.165.237.186🇺🇸 HIVELOCITY-166.165.236.0/22 LAX2 - Additional IP Space | ||||||
| PTR | server.3dq.com | ||||||
| MX | mail.courseactions.com ⭐ | ||||||
| A | 66.165.237.186🇺🇸 HIVELOCITY-166.165.236.0/22 LAX2 - Additional IP Space | ||||||
| PTR | server.3dq.com | ||||||
| TXT | v=spf1 +a +mx -all | ||||||
| TXT | v=spf1 +a +mx +a:server.3dq.com -all | ||||||
| SOA | ns2.courseactions.comserveradmin@3dq.net serial=1784990710 | ||||||
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=1786125114 | ||||||
Subdomains
Same first word
courseactions.com |
Similar names
ceotronicsusa.com |
scoresauction.com |
scoreauctions.com |
actionsecours.ca |
catocensorius.blogspot.com |
coastercousin.com |
trueoccasions.com |
DNS History
8 records (7 active, 1 former)
●NSns.courseactions.com2015-05-13 → 2026-08-07 · 2 obs
● 2026-08-07 18:02:08
●NSns1.courseactions.com2026-02-20 → 2026-08-07 · 3 obs
● 2026-02-20 05:44:42
● 2026-08-07 18:02:08
●NSns2.courseactions.com2026-02-20 → 2026-08-07 · 3 obs
● 2026-02-20 05:44:42
● 2026-08-07 18:02:08
●NSns3.3dq.net2026-02-20 → 2026-08-07 · 3 obs
● 2026-02-20 05:44:42
● 2026-08-07 18:02:08
●NSns4.3dq.net2026-02-20 → 2026-08-07 · 3 obs
● 2026-02-20 05:44:42
● 2026-08-07 18:02:08
●MXmail.courseactions.com2015-05-13 → 2026-08-07 · 2 obs
● 2026-08-07 18:02:08
○A209.217.63.262015-05-13 → 2018-01-26 · 4 obs
● 2018-01-26 01:57:26
○ 2026-02-20 05:44:42
○ 2026-08-07 18:02:08
●A66.165.237.1862026-02-20 → 2026-08-07 · 3 obs
● 2026-02-20 05:44:42
● 2026-08-07 18:02:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | h.gtld-servers.net, m.gtld-servers.net, a.gtld-servers.net, i.gtld-servers.net... | - |
| courseactions.com | ns3.3dq.net, ns4.3dq.net | - |
✅ Authoritative Response
Server:66.165.237.186
NS records: ns3.3dq.net, ns4.3dq.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for courseactions.com (unsigned zone)
⏱️ Timing
Total: 530ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 66.165.237.186 |
| NS | 3 | ns.courseactions.com, ns1.courseactions.com... |
| MX | 1 | mail.courseactions.com (pri: 10) |
| TXT | 2 | v=spf1 +a +mx +a:server.3dq.com -all, v=spf1 +a +mx -all |
| SOA | 1 | ns2.courseactions.com serveradmin.3dq.ne |
Analysis
Hierarchy
ns.courseactions.com, mail.courseactions.com, ns1.courseactions.com and ns2.courseactions.com are all subdomains of courseactions.com.
IP Addresses
courseactions.com points to a single IP number: 66.165.237.186.
Additional host names — mail.smnet.com, mail.pacificvoiceware.com, ns4.3dq.net and two others — share IP numbers with courseactions.com.
Name Servers
Delegation for courseactions.com is to five name servers: ns1.courseactions.com, ns2.courseactions.com, ns.courseactions.com and two others.
The name servers of courseactions.com overlap at least partially with those of other domains — among them nuairsystems.com, usshorne.net, dealdragons.com and two more.
These name servers commonly co-occur with the name servers ns3.3dq.net, ns1.smnet.net, ns2.smnet.net and ns1.illtellyouwhat.com.
Host names with two IP numbers:
ns3.3dq.net has two IP addresses: 66.165.237.186 and 66.165.237.189.
Host names pointing to a single IP address:
ns1.courseactions.com directs to 66.165.237.186.
ns2.courseactions.com directs to 66.165.237.186.
ns.courseactions.com directs to 66.165.237.186.
ns4.3dq.net directs to 66.165.237.186.
These host names point to 66.165.237.186: ns3.3dq.net, ns1.courseactions.com, ns2.courseactions.com and two others.
Mail Servers
courseactions.com has one mail server: mail.courseactions.com.
mail.courseactions.com has exactly one IP number: 66.165.237.186.