thirdvariablepressbooks.com - robtex.com
thirdvariablepressbooks.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 3.33.130.190🇺🇸 Amazon3.33.128.0/20 | ||||||
| PTR | a2aa9ff50de748dbe.awsglobalaccelerator.com | ||||||
| A | 15.197.148.33🇺🇸 Amazon15.197.144.0/20 | ||||||
| NS | ns37.domaincontrol.com ⭐ | ||||||
| A | 2603:5:21c1::13🇺🇸 GODADDY-DNS2603:5:21c0::/44 | ||||||
| PTR | ns37.domaincontrol.com | ||||||
| A | 97.74.108.19🇺🇸 GODADDY-DNS97.74.108.0/23 | ||||||
| NS | ns38.domaincontrol.com | ||||||
| A | 2603:5:22c1::13🇺🇸 GODADDY-DNS2603:5:22c0::/44 | ||||||
| PTR | ns38.domaincontrol.com | ||||||
| A | 173.201.76.19🇺🇸 GODADDY-DNS173.201.76.0/23 | ||||||
| SOA | ns37.domaincontrol.comdns@jomax.net 2025-11-22 #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=1794641196 | ||||||
Same first word
thirdvariablepressbooks.com |
Previous names
Next names
DNS History
4 records (4 active, 0 former)
●NSns37.domaincontrol.com2026-08-30 → 2026-11-14 · 2 obs
● 2026-11-14 08:14:56
●NSns38.domaincontrol.com2026-08-30 → 2026-11-14 · 2 obs
● 2026-11-14 08:14:56
●A15.197.148.332026-08-30 → 2026-11-14 · 2 obs
● 2026-11-14 08:14:56
●A3.33.130.1902026-08-30 → 2026-11-14 · 2 obs
● 2026-11-14 08:14:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| thirdvariablepressbooks.com | ns37.domaincontrol.com, ns38.domaincontrol.com | 4 records |
✅ Authoritative Response
Server:173.201.76.19
NS records: ns37.domaincontrol.com, ns38.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for thirdvariablepressbooks.com (unsigned zone)
⏱️ Timing
Total: 749ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 3.33.130.190, 15.197.148.33 |
| NS | 2 | ns37.domaincontrol.com, ns38.domaincontrol.com |
| SOA | 1 | ns37.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns37.domaincontrol.com, ns37.domaincontrol.com, ns38.domaincontrol.com...)
Analysis
IP Addresses
thirdvariablepressbooks.com resolves to the IP addresses 3.33.130.190 and 15.197.148.33
northwalesprints.co.uk, buildconvidence.net, barmitzvahdelujo.com and two other host names share IP numbers with thirdvariablepressbooks.com.
Name Servers
thirdvariablepressbooks.com has two authoritative name servers — ns37.domaincontrol.com and ns38.domaincontrol.com.
thirdvariablepressbooks.com uses the same name servers as several other domains — among them gotippet.com, yoberryfrozenyogurt.com, agricounting.com and two more.
Both ns37.domaincontrol.com and ns38.domaincontrol.com have two IP addresses each. ns37.domaincontrol.com resolves to 97.74.108.19 and 2603:5:21c1::13; ns38.domaincontrol.com resolves to 173.201.76.19 and 2603:5:22c1::13.