cstmasterclass.com - robtex.com
cstmasterclass.com
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=1771291435 | ||||||
Same first word
cstmasterclass.com |
DNS History
7 records (7 active, 0 former)
●NSdns1.registrar-servers.com2026-03-06 → 2026-03-22 · 2 obs
● 2026-03-22 23:14:44
●NSdns2.registrar-servers.com2026-03-06 → 2026-03-22 · 2 obs
● 2026-03-22 23:14:44
●MXeforward1.registrar-servers.com2026-03-06 → 2026-03-22 · 2 obs
● 2026-03-22 23:14:44
●MXeforward2.registrar-servers.com2026-03-06 → 2026-03-22 · 2 obs
● 2026-03-22 23:14:44
●MXeforward3.registrar-servers.com2026-03-06 → 2026-03-22 · 2 obs
● 2026-03-22 23:14:44
●MXeforward4.registrar-servers.com2026-03-06 → 2026-03-22 · 2 obs
● 2026-03-22 23:14:44
●MXeforward5.registrar-servers.com2026-03-06 → 2026-03-22 · 2 obs
● 2026-03-22 23:14:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | i.gtld-servers.net, j.gtld-servers.net, l.gtld-servers.net, k.gtld-servers.net... | - |
| cstmasterclass.com | dns1.registrar-servers.com, dns2.registrar-servers.com | 4 records |
✅ Authoritative Response
Server:156.154.133.200
NS records: dns1.registrar-servers.com, dns2.registrar-servers.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cstmasterclass.com (unsigned zone)
⏱️ Timing
Total: 396ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | dns1.registrar-servers.com, dns2.registrar-servers.com |
| MX | 5 | eforward1.registrar-servers.com (pri: 10, eforward2.registrar-servers.com (pri: 10... |
| TXT | 1 | v=spf1 include:spf.efwd.registrar-server |
| SOA | 1 | dns1.registrar-servers.com hostmaster.re |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (dns1.registrar-servers.com, dns1.registrar-servers.com, dns2.registrar-servers.com...)
Analysis
Name Servers
cstmasterclass.com is delegated to two name servers: dns1.registrar-servers.com and dns2.registrar-servers.com.
cstmasterclass.com uses the same name server setup as other domains such as cheapwebhostingreview.com, quickheadshots.com, shoreworldwide.com, emailsend.co.uk and rainstars.net.
cstmasterclass.com shares some name servers with other domains, for example speaqit.com, musictoconnect.com, hayloft-restaurant.com and daxlaak.com.
These name servers are commonly used with dns3.registrar-servers.com, dns4.registrar-servers.com and dns5.registrar-servers.com.
Host names with two IP numbers:
dns1.registrar-servers.com points to 2610:a1:1024::200 and 156.154.132.200; dns2.registrar-servers.com points to 2610:a1:1025::200 and 156.154.133.200.
Mail Servers
Five mail servers handle cstmasterclass.com: eforward1.registrar-servers.com, eforward2.registrar-servers.com, eforward3.registrar-servers.com, eforward4.registrar-servers.com and eforward5.registrar-servers.com.
cstmasterclass.com shares mail servers with other domains at least partially; for instance modtees.com, actionfiguren.org, consciousimages.co, indelibleaudio.com and pafikabupulangpisau.org.
these mail servers are commonly used alongside eforward6.registrar-servers.com and eforward7.registrar-servers.com.
Host names with a single IP:
eforward1.registrar-servers.com points to: 162.255.118.51.
eforward2.registrar-servers.com points to: 162.255.118.52.
eforward3.registrar-servers.com points to: 162.255.118.51.
eforward4.registrar-servers.com points to: 162.255.118.52.
eforward5.registrar-servers.com points to: 162.255.118.51.
Host names that point to 162.255.118.51: eforward1.registrar-servers.com, eforward3.registrar-servers.com and eforward5.registrar-servers.com.
Host names that point to 162.255.118.52: eforward2.registrar-servers.com and eforward4.registrar-servers.com.