centralcaltechpbx.com - robtex.com
centralcaltechpbx.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 45.77.68.165🇺🇸 AS-VULTR45.77.68.0/22 Vultr Assigned Prefix | ||||||
| PTR | 45.77.68.165.vultrusercontent.com | ||||||
| NS | ns27.domaincontrol.com ⭐ | ||||||
| A | 2603:5:2171::e🇺🇸 GODADDY-DNS2603:5:2170::/44 | ||||||
| PTR | ns27.domaincontrol.com | ||||||
| A | 97.74.103.14🇺🇸 GODADDY-DNS97.74.102.0/23 | ||||||
| PTR | ns27.domaincontrol.com | ||||||
| NS | ns28.domaincontrol.com | ||||||
| A | 2603:5:2271::e🇺🇸 GODADDY-DNS2603:5:2270::/44 | ||||||
| PTR | ns28.domaincontrol.com | ||||||
| A | 173.201.71.14🇺🇸 GODADDY-DNS173.201.70.0/23 | ||||||
| PTR | ns28.domaincontrol.com | ||||||
| SOA | ns27.domaincontrol.comdns@jomax.net 2025-11-21 #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=1778537196 | ||||||
Same first word
centralcaltechpbx.com |
DNS History
4 records (3 active, 1 former)
●NSns27.domaincontrol.com2020-03-21 → 2026-05-11 · 2 obs
● 2026-05-11 22:28:56
●NSns28.domaincontrol.com2020-03-21 → 2026-05-11 · 2 obs
● 2026-05-11 22:28:56
○A162.253.132.352020-03-21 → 2020-03-21 · 3 obs
○ 2026-04-03 20:02:58
○ 2026-05-11 22:28:56
●A45.77.68.1652026-04-03 → 2026-05-11 · 3 obs
● 2026-04-03 20:02:58
● 2026-05-11 22:28:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | e.gtld-servers.net, m.gtld-servers.net, h.gtld-servers.net, g.gtld-servers.net... | - |
| centralcaltechpbx.com | ns27.domaincontrol.com, ns28.domaincontrol.com | 4 records |
✅ Authoritative Response
Server:173.201.71.14
NS records: ns27.domaincontrol.com, ns28.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for centralcaltechpbx.com (unsigned zone)
⏱️ Timing
Total: 873ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 45.77.68.165 |
| NS | 2 | ns27.domaincontrol.com, ns28.domaincontrol.com |
| SOA | 1 | ns27.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns27.domaincontrol.com, ns27.domaincontrol.com, ns28.domaincontrol.com...)
Analysis
IP Addresses
centralcaltechpbx.com points to IP number: 45.77.68.165.
Name Servers
centralcaltechpbx.com is delegated to two name servers: ns27.domaincontrol.com and ns28.domaincontrol.com.
centralcaltechpbx.com shares the same name server setup as anamliberia.org, ronsalon.com, fancasm.com, strobekayaks.com and flowerstobahrain.com.
Host names with two IP numbers: ns27.domaincontrol.com points to: 2603:5:2171::e and 97.74.103.14; ns28.domaincontrol.com points to: 2603:5:2271::e and 173.201.71.14.