theory93.com - robtex.com
theory93.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=1786904394 | ||||||
Same first word
theory93.com |
DNS History
11 records (11 active, 0 former)
●NSdns1.registrar-servers.com2026-08-13 → 2026-08-16 · 2 obs
● 2026-08-16 18:48:20
●NSdns2.registrar-servers.com2026-08-13 → 2026-08-16 · 2 obs
● 2026-08-16 18:48:20
●MXalt1.aspmx.l.google.com2026-08-13 → 2026-08-16 · 2 obs
● 2026-08-16 18:48:20
●MXalt2.aspmx.l.google.com2026-08-13 → 2026-08-16 · 2 obs
● 2026-08-16 18:48:20
●MXaspmx.l.google.com2026-08-13 → 2026-08-16 · 2 obs
● 2026-08-16 18:48:20
●MXaspmx2.googlemail.com2026-08-13 → 2026-08-16 · 2 obs
● 2026-08-16 18:48:20
●MXaspmx3.googlemail.com2026-08-13 → 2026-08-16 · 2 obs
● 2026-08-16 18:48:20
●A198.185.159.1442026-08-13 → 2026-08-16 · 2 obs
● 2026-08-16 18:48:20
●A198.185.159.1452026-08-13 → 2026-08-16 · 2 obs
● 2026-08-16 18:48:20
●A198.49.23.1442026-08-13 → 2026-08-16 · 2 obs
● 2026-08-16 18:48:20
●A198.49.23.1452026-08-13 → 2026-08-16 · 2 obs
● 2026-08-16 18:48:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| theory93.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 theory93.com (unsigned zone)
⏱️ Timing
Total: 310ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 4 | 198.185.159.144, 198.185.159.145... |
| NS | 2 | dns1.registrar-servers.com, dns2.registrar-servers.com |
| MX | 5 | aspmx.l.google.com (pri: 1), alt1.aspmx.l.google.com (pri: 5)... |
| 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
IP Addresses
theory93.com points to the four IP addresses 198.49.23.144, 198.49.23.145, 198.185.159.144 and 198.185.159.145.
apc-support.com, tombaas.com, starseeded.co plus two other host names have IP numbers in common with theory93.com.
Name Servers
Two name servers handle the delegation for theory93.com: dns1.registrar-servers.com and dns2.registrar-servers.com.
The name server configuration of theory93.com is shared with other domains, for instance isolutionspos.app, divanailsbar.com, drgomer.com and two others.
theory93.com shares at least some of its name servers with domains including shootsafer.com, engineerinnyc.com and getstrongermovebetter.com
The name servers dns3.registrar-servers.com, dns4.registrar-servers.com and dns5.registrar-servers.com are commonly seen alongside these name servers.
dns1.registrar-servers.com and dns2.registrar-servers.com both carry two IP addresses. The A records for dns1.registrar-servers.com are 156.154.132.200 and 2610:a1:1024::200; the A records for dns2.registrar-servers.com are 156.154.133.200 and 2610:a1:1025::200.
Mail Servers
theory93.com has five mail servers, which are aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com and two others.
At least some of the mail servers used by theory93.com are shared with other domains: giftsmack.ca, giantex.com.au, ns500759.ns500759.ns500698.ns500698.ns500698.ns500758.ns500735.ns500698.ns500735.ns500735.ns500708.ns500576.ns500698.ns500576.ns500576.ns500652.trackreceptor.com and two others among them.
These mail servers are often deployed together with alt2.aspmx.l.google.com, alt1.aspmx.l.google.com, alt3.aspmx.l.google.com and 3 other mail servers.
Host names pointing to two IP addresses:
aspmx2.googlemail.com resolves to two addresses: 192.178.234.27 and 2800:3f0:4003:c14::1b.
aspmx3.googlemail.com resolves to two addresses: 172.253.116.27 and 2a00:1450:400b:c02::1b.
aspmx.l.google.com resolves to two addresses: 172.253.63.27 and 2607:f8b0:4004:c29::1a.
alt1.aspmx.l.google.com resolves to two addresses: 192.178.234.26 and 2800:3f0:4003:c14::1a.
alt2.aspmx.l.google.com resolves to two addresses: 172.253.116.26 and 2a00:1450:400b:c02::1b.
aspmx3.googlemail.com along with alt2.aspmx.l.google.com each resolve to 2a00:1450:400b:c02::1b IP addresses.