corenubcourse.com - robtex.com
corenubcourse.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 3.33.130.190🇺🇸 Amazon3.33.128.0/20 | ||||||
| PTR | a2aa9ff50de748dbe.awsglobalaccelerator.com | ||||||
| A | 15.197.148.33🇺🇸 Amazon15.197.144.0/20 | ||||||
| NS | ns31.domaincontrol.com ⭐ | ||||||
| A | 2603:5:2191::10🇺🇸 GODADDY-DNS2603:5:2190::/44 | ||||||
| PTR | ns31.domaincontrol.com | ||||||
| A | 97.74.105.16🇺🇸 GODADDY-DNS97.74.104.0/23 | ||||||
| PTR | ns31.domaincontrol.com | ||||||
| NS | ns32.domaincontrol.com | ||||||
| A | 2603:5:2291::10🇺🇸 GODADDY-DNS2603:5:2290::/44 | ||||||
| PTR | ns32.domaincontrol.com | ||||||
| A | 173.201.73.16🇺🇸 GODADDY-DNS173.201.72.0/23 | ||||||
| PTR | ns32.domaincontrol.com | ||||||
| MX | mail.corenubcourse.com ⭐ | ||||||
| A | 91.134.134.244🇫🇷 OVH91.134.0.0/16 | ||||||
| PTR | vps-7949586c.vps.ovh.net | ||||||
| TXT | v=spf1 a mx ip4:91.134.135.162 ip4:5.39.98.210 ip4:5.39.48.239 ip4:5.135.108.... | ||||||
| SOA | ns31.domaincontrol.comdns@jomax.net 2025-11-20 #6 | ||||||
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=1786237919 | ||||||
Subdomains
mail.corenubcourse.com |
Same first word
corenubcourse.com |
Similar names
DNS History
5 records (5 active, 0 former)
●NSns31.domaincontrol.com2026-07-08 → 2026-08-09 · 2 obs
● 2026-08-09 01:32:28
●NSns32.domaincontrol.com2026-07-08 → 2026-08-09 · 2 obs
● 2026-08-09 01:32:28
●MXmail.corenubcourse.com2026-07-08 → 2026-08-09 · 2 obs
● 2026-08-09 01:32:28
●A15.197.148.332026-07-08 → 2026-08-09 · 2 obs
● 2026-08-09 01:32:28
●A3.33.130.1902026-07-08 → 2026-08-09 · 2 obs
● 2026-08-09 01:32:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | h.gtld-servers.net, g.gtld-servers.net, a.gtld-servers.net, e.gtld-servers.net... | - |
| corenubcourse.com | ns31.domaincontrol.com, ns32.domaincontrol.com | 4 records |
✅ Authoritative Response
Server:173.201.73.16
NS records: ns31.domaincontrol.com, ns32.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for corenubcourse.com (unsigned zone)
⏱️ Timing
Total: 234ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 3.33.130.190, 15.197.148.33 |
| NS | 2 | ns31.domaincontrol.com, ns32.domaincontrol.com |
| MX | 1 | mail.corenubcourse.com (pri: 5) |
| TXT | 1 | v=spf1 a mx ip4:91.134.135.162 ip4:5.39. |
| SOA | 1 | ns31.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns31.domaincontrol.com, ns31.domaincontrol.com, ns32.domaincontrol.com...)
Analysis
Hierarchy
corenubcourse.com serves as the parent of mail.corenubcourse.com.
IP Addresses
corenubcourse.com directs to two IP numbers, 3.33.130.190 and 15.197.148.33
nancyskailuacottages.com, wedigforu.com, totumwealth.com and two other host names share IP numbers with corenubcourse.com.
Name Servers
The NS records for corenubcourse.com delegate to ns31.domaincontrol.com and ns32.domaincontrol.com.
corenubcourse.com uses the same name servers as several other domains — among them prevalon.com, pandimensional.holdings, clinicalforensicpsychologypractice.net and two more.
ns31.domaincontrol.com resolves to 97.74.105.16 and 2603:5:2191::10. Likewise, ns32.domaincontrol.com resolves to 173.201.73.16 and 2603:5:2291::10 — two IP addresses apiece.
Mail Servers
Mail for corenubcourse.com is handled by a single mail server, mail.corenubcourse.com.
The mail server configuration of corenubcourse.com is identical to that of other domains — corcrisis.com being one example.
mail.corenubcourse.com resolves to 91.134.134.244 and no other IP number.