techtheory.com - dns.ninja
techtheory.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=1786261514 | ||||||
Same first word
techtheory.com |
techtheory.org |
techtheory.net |
Similar names
DNS History
6 records (4 active, 2 former)
●NSns21.domaincontrol.com2026-07-07 → 2026-08-09 · 2 obs
● 2026-08-09 07:46:18
●NSns22.domaincontrol.com2026-07-07 → 2026-08-09 · 2 obs
● 2026-08-09 07:46:18
●MXtechtheory-com.mail.protection.outlook.com2026-07-07 → 2026-08-09 · 2 obs
● 2026-08-09 07:46:18
●A160.153.0.1472026-07-07 → 2026-08-09 · 3 obs
● 2026-07-07 19:50:40
● 2026-08-09 07:46:18
○A207.148.248.1432015-10-27 → 2018-01-21 · 5 obs
● 2015-10-27 18:55:52
● 2018-01-21 18:48:42
○ 2026-07-07 19:50:40
○ 2026-08-09 07:46:18
○A66.151.181.492015-06-04 → 2015-06-04 · 3 obs
○ 2015-10-27 18:55:52
○ 2026-08-09 07:46:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | f.gtld-servers.net, l.gtld-servers.net, g.gtld-servers.net, b.gtld-servers.net... | - |
| techtheory.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 techtheory.com (unsigned zone)
⏱️ Timing
Total: 323ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 160.153.0.147 |
| NS | 2 | ns21.domaincontrol.com, ns22.domaincontrol.com |
| MX | 1 | techtheory-com.mail.protection.outlook.c |
| TXT | 2 | NETORGFT14076230.onmicrosoft.com, 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
techtheory.com directs to one IP number, which is 160.153.0.147.
Among the host names that share IP numbers with techtheory.com are funcone.co.uk, pauldorman.com, acmatcoalition.org and two others.
Name Servers
techtheory.com is served by two delegated name servers, ns21.domaincontrol.com and ns22.domaincontrol.com.
techtheory.com has the same name server delegation as a number of other domains, such as netleverageconsulting.com, sabsinthe.com, odpartner.com and two more.
Each of the two host names carries two IP addresses: ns21.domaincontrol.com points to 97.74.100.11 and 2603:5:2141::b, and ns22.domaincontrol.com points to 173.201.68.11 and 2603:5:2241::b.
Mail Servers
techtheory.com routes its mail through a single mail server, techtheory-com.mail.protection.outlook.com.
techtheory-com.mail.protection.outlook.com directs to 8 IP numbers, including 52.101.8.34, 52.101.9.0 and 52.101.11.9, along with 5 other.