coursix.com - dns.ninja
coursix.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 3.33.251.168🇺🇸 Amazon3.33.240.0/20 | ||||||
| PTR | aec037177372cc6cd.awsglobalaccelerator.com | ||||||
| A | 15.197.225.128🇺🇸 Amazon15.197.224.0/20 | ||||||
| NS | ns21.domaincontrol.com ⭐ | ||||||
| A | 2603:5:2141::b🇺🇸 GODADDY-DNS2603:5:2140::/44 | ||||||
| PTR | ns21.domaincontrol.com | ||||||
| A | 97.74.100.11🇺🇸 GODADDY-DNS97.74.100.0/23 | ||||||
| PTR | ns21.domaincontrol.com | ||||||
| NS | ns22.domaincontrol.com | ||||||
| A | 2603:5:2241::b🇺🇸 GODADDY-DNS2603:5:2240::/44 | ||||||
| PTR | ns22.domaincontrol.com | ||||||
| A | 173.201.68.11🇺🇸 GODADDY-DNS173.201.68.0/23 | ||||||
| PTR | ns22.domaincontrol.com | ||||||
| MX | coursix-com.mail.protection.outlook.com ⭐ | ||||||
| TXT | v=spf1 include:secureserver.net -all | ||||||
| TXT | MS=ms80763145 | ||||||
| TXT | v=spf1 include:secureserver.net -all | ||||||
| SOA | ns21.domaincontrol.comdns@jomax.net 2026-06-27 #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=1786124294 | ||||||
Same first word
coursix.com |
Similar names
DNS History
17 records (5 active, 12 former)
○NSns11.domaincontrol.com2015-06-24 → 2017-04-10 · 4 obs
● 2017-04-10 01:33:42
○ 2020-02-28 11:49:48
○ 2026-08-07 17:53:50
○NSns12.domaincontrol.com2015-06-24 → 2017-04-10 · 4 obs
● 2017-04-10 01:33:42
○ 2020-02-28 11:49:48
○ 2026-08-07 17:53:50
●NSns21.domaincontrol.com2026-03-27 → 2026-08-07 · 3 obs
● 2026-03-27 19:21:14
● 2026-08-07 17:53:50
●NSns22.domaincontrol.com2026-03-27 → 2026-08-07 · 3 obs
● 2026-03-27 19:21:14
● 2026-08-07 17:53:50
○NSns77.domaincontrol.com2020-02-28 → 2020-02-28 · 4 obs
● 2020-02-28 11:49:48
○ 2026-03-27 19:21:14
○ 2026-08-07 17:53:50
○NSns78.domaincontrol.com2020-02-28 → 2020-02-28 · 4 obs
● 2020-02-28 11:49:48
○ 2026-03-27 19:21:14
○ 2026-08-07 17:53:50
○MXalt1.aspmx.l.google.com2015-06-24 → 2017-04-10 · 4 obs
● 2017-04-10 01:33:42
○ 2020-02-28 11:49:48
○ 2026-08-07 17:53:50
○MXalt2.aspmx.l.google.com2015-06-24 → 2017-04-10 · 4 obs
● 2017-04-10 01:33:42
○ 2020-02-28 11:49:48
○ 2026-08-07 17:53:50
○MXaspmx.l.google.com2015-06-24 → 2017-04-10 · 4 obs
● 2017-04-10 01:33:42
○ 2020-02-28 11:49:48
○ 2026-08-07 17:53:50
○MXaspmx2.googlemail.com2015-06-24 → 2017-04-10 · 4 obs
● 2017-04-10 01:33:42
○ 2020-02-28 11:49:48
○ 2026-08-07 17:53:50
○MXaspmx3.googlemail.com2015-06-24 → 2017-04-10 · 4 obs
● 2017-04-10 01:33:42
○ 2020-02-28 11:49:48
○ 2026-08-07 17:53:50
●MXcoursix-com.mail.protection.outlook.com2026-03-27 → 2026-08-07 · 3 obs
● 2026-03-27 19:21:14
● 2026-08-07 17:53:50
○A104.46.103.1142015-11-02 → 2017-04-10 · 5 obs
● 2015-11-02 21:24:36
● 2017-04-10 01:33:42
○ 2020-02-28 11:49:48
○ 2026-08-07 17:53:50
●A15.197.225.1282026-03-27 → 2026-08-07 · 3 obs
● 2026-03-27 19:21:14
● 2026-08-07 17:53:50
●A3.33.251.1682026-03-27 → 2026-08-07 · 3 obs
● 2026-03-27 19:21:14
● 2026-08-07 17:53:50
○A50.63.202.352020-02-28 → 2020-02-28 · 4 obs
● 2020-02-28 11:49:48
○ 2026-03-27 19:21:14
○ 2026-08-07 17:53:50
○A52.6.164.1142015-06-24 → 2015-06-24 · 3 obs
○ 2015-11-02 21:24:36
○ 2026-08-07 17:53:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | b.gtld-servers.net, a.gtld-servers.net, f.gtld-servers.net, m.gtld-servers.net... | - |
| coursix.com | ns21.domaincontrol.com, ns22.domaincontrol.com | 4 records |
✅ Authoritative Response
Server:173.201.68.11
NS records: ns21.domaincontrol.com, ns22.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for coursix.com (unsigned zone)
⏱️ Timing
Total: 387ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 15.197.225.128, 3.33.251.168 |
| NS | 2 | ns22.domaincontrol.com, ns21.domaincontrol.com |
| MX | 1 | coursix-com.mail.protection.outlook.com |
| TXT | 3 | v=spf1 include:secureserver.net -all, v=spf1 include:secureserver.net -all... |
| SOA | 1 | ns21.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns21.domaincontrol.com, ns21.domaincontrol.com, ns22.domaincontrol.com...)
Analysis
IP Addresses
coursix.com resolves to the IP addresses 3.33.251.168 and 15.197.225.128
Two other host names, along with mooney.ws, randastore.net and larkcoin.com, also share IP numbers with coursix.com.
Name Servers
The NS records for coursix.com delegate to ns21.domaincontrol.com and ns22.domaincontrol.com.
coursix.com shares its NS records with other domains, for example culteur.com, daybreakwindows.com, myboard.com.au and two others.
coursix.com and other domains like woomart.com share at least a portion of their name servers.
ns21.domaincontrol.com resolves to 97.74.100.11 and 2603:5:2141::b. Likewise, ns22.domaincontrol.com resolves to 173.201.68.11 and 2603:5:2241::b — two IP addresses apiece.
Mail Servers
The sole mail server for coursix.com is coursix-com.mail.protection.outlook.com.