thirditheory.com - robtex.com
thirditheory.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=1793695856 | ||||||
Same first word
thirditheory.com |
Previous names
Next names
DNS History
6 records (6 active, 0 former)
●NSns21.domaincontrol.com2026-09-23 → 2026-11-03 · 2 obs
● 2026-11-03 09:11:30
●NSns22.domaincontrol.com2026-09-23 → 2026-11-03 · 2 obs
● 2026-11-03 09:11:30
●MXmailstore1.secureserver.net2026-09-23 → 2026-11-03 · 2 obs
● 2026-11-03 09:11:30
●MXsmtp.secureserver.net2026-09-23 → 2026-11-03 · 2 obs
● 2026-11-03 09:11:30
●A13.248.243.52026-09-23 → 2026-11-03 · 2 obs
● 2026-11-03 09:11:30
●A76.223.105.2302026-09-23 → 2026-11-03 · 2 obs
● 2026-11-03 09:11:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net, e.gtld-servers.net... | - |
| thirditheory.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 thirditheory.com (unsigned zone)
⏱️ Timing
Total: 1295ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 76.223.105.230, 13.248.243.5 |
| NS | 2 | ns21.domaincontrol.com, ns22.domaincontrol.com |
| MX | 2 | mailstore1.secureserver.net (pri: 10), smtp.secureserver.net (pri: 0) |
| TXT | 1 | 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
thirditheory.com resolves to the IP addresses 13.248.243.5 and 76.223.105.230
thesilhouettegroup.com, bullredcopy.com, t-ppc.co.uk and two other host names share IP numbers with thirditheory.com.
Name Servers
The NS records for thirditheory.com delegate to ns21.domaincontrol.com and ns22.domaincontrol.com.
thirditheory.com uses the same name servers as several other domains — among them lyndonsfork.com, ibnv3e.com, american-caviar.com and two more.
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
Mail for thirditheory.com is handled by two mail servers — mailstore1.secureserver.net and smtp.secureserver.net.
thirditheory.com uses an identical mail server configuration to several other domains — among them tonersolutions.org, treasurevation.ca, tedwilliams.co.uk and two more.
thirditheory.com shares at least some of its mail servers with other domains, such as loopio24.com and islanddogswholesale.com.
mailstore1.secureserver.net and smtp.secureserver.net each resolve to three IP addresses. mailstore1.secureserver.net resolves to 216.69.141.78, 216.69.141.114 and 216.69.141.162. smtp.secureserver.net resolves to 216.69.141.71, 216.69.141.84 and 216.69.141.113.