subtocourse.com - robtex.com
subtocourse.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 | ns65.domaincontrol.com ⭐ | ||||||
| A | 2603:5:2164::2b🇺🇸 GODADDY-DNS2603:5:2160::/44 | ||||||
| PTR | ns65.domaincontrol.com | ||||||
| A | 97.74.102.43🇺🇸 GODADDY-DNS97.74.102.0/23 | ||||||
| PTR | ns65.domaincontrol.com | ||||||
| NS | ns66.domaincontrol.com | ||||||
| A | 2603:5:2264::2b🇺🇸 GODADDY-DNS2603:5:2260::/44 | ||||||
| PTR | ns66.domaincontrol.com | ||||||
| A | 173.201.70.43🇺🇸 GODADDY-DNS173.201.70.0/23 | ||||||
| PTR | ns66.domaincontrol.com | ||||||
| SOA | ns65.domaincontrol.comdns@jomax.net 2026-03-13 #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=1774880287 | ||||||
Subdomains
www.subtocourse.com |
Same first word
subtocourse.com |
Similar names
DNS History
4 records (4 active, 0 former)
●NSns65.domaincontrol.com2026-02-28 → 2026-03-30 · 2 obs
● 2026-03-30 14:28:56
●NSns66.domaincontrol.com2026-02-28 → 2026-03-30 · 2 obs
● 2026-03-30 14:28:56
●A15.197.225.1282026-02-28 → 2026-03-30 · 2 obs
● 2026-03-30 14:28:56
●A3.33.251.1682026-02-28 → 2026-03-30 · 2 obs
● 2026-03-30 14:28:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| subtocourse.com | ns66.domaincontrol.com, ns65.domaincontrol.com | 4 records |
✅ Authoritative Response
Server:173.201.70.43
NS records: ns66.domaincontrol.com, ns65.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for subtocourse.com (unsigned zone)
⏱️ Timing
Total: 135ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 15.197.225.128, 3.33.251.168 |
| NS | 2 | ns65.domaincontrol.com, ns66.domaincontrol.com |
| SOA | 1 | ns65.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns66.domaincontrol.com, ns66.domaincontrol.com, ns65.domaincontrol.com...)
Analysis
Hierarchy
The parent of www.subtocourse.com is subtocourse.com.
IP Addresses
subtocourse.com resolves to two IP numbers: 3.33.251.168 and 15.197.225.128.
Other host names, for instance ceibadigital.com, easelit.com, nitrocircus.live, danpuder.org and inspiration.flights share IP numbers with subtocourse.com.
Name Servers
Two name servers ns65.domaincontrol.com and ns66.domaincontrol.com handle delegation for subtocourse.com.
subtocourse.com uses the same name server setup as other domains, for example mbrute.com, womeninag.com.au, aljamali.net, directselling.co and unusuallyunusual.com.
Host names with two IP numbers:
ns65.domaincontrol.com points to: 2603:5:2164::2b and 97.74.102.43
ns66.domaincontrol.com points to: 2603:5:2264::2b and 173.201.70.43