textbookdiscrimination.com - robtex.com
textbookdiscrimination.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 71.194.187.43🇺🇸 COMCAST-IBONE71.192.0.0/12 Comcast Cable Communications, Inc. 1800 Bishops Gate Blvd Mt Laurel, NJ 08054 | ||||||
| PTR | c-71-194-187-43.hsd1.in.comcast.net | ||||||
| NS | ns13.domaincontrol.com ⭐ | ||||||
| A | 2603:5:21a0::7🇺🇸 GODADDY-DNS2603:5:21a0::/44 | ||||||
| PTR | ns13.domaincontrol.com | ||||||
| A | 97.74.106.7🇺🇸 GODADDY-DNS97.74.106.0/23 | ||||||
| PTR | ns13.domaincontrol.com | ||||||
| NS | ns14.domaincontrol.com | ||||||
| A | 2603:5:22a0::7🇺🇸 GODADDY-DNS2603:5:22a0::/44 | ||||||
| PTR | ns14.domaincontrol.com | ||||||
| A | 173.201.74.7🇺🇸 GODADDY-DNS173.201.74.0/23 | ||||||
| PTR | ns14.domaincontrol.com | ||||||
| MX | mx01.textbookdiscrimination.com ⭐ | ||||||
| A | 71.194.187.43🇺🇸 COMCAST-IBONE71.192.0.0/12 Comcast Cable Communications, Inc. 1800 Bishops Gate Blvd Mt Laurel, NJ 08054 | ||||||
| PTR | c-71-194-187-43.hsd1.in.comcast.net | ||||||
| TXT | v=spf1 ip4:67.173.39.167 mx:mx01.TextBookDiscrimination.com include:_spf.goog... | ||||||
| TXT | google-site-verification=VI1c_Et4rnfeBTiWUH4X3aRlozmav8hmAVR_ufqnLag | ||||||
| SOA | ns13.domaincontrol.comdns@jomax.net 2026-01-29 #3 | ||||||
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=1785619107 | ||||||
Subdomains
Same first word
textbookdiscrimination.com |
DNS History
4 records (4 active, 0 former)
●NSns13.domaincontrol.com2026-03-04 → 2026-08-01 · 2 obs
● 2026-08-01 21:27:14
●NSns14.domaincontrol.com2026-03-04 → 2026-08-01 · 2 obs
● 2026-08-01 21:27:14
●MXmx01.textbookdiscrimination.com2026-03-04 → 2026-08-01 · 2 obs
● 2026-08-01 21:27:14
●A71.194.187.432026-03-04 → 2026-08-01 · 2 obs
● 2026-08-01 21:27:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| textbookdiscrimination.com | ns13.domaincontrol.com, ns14.domaincontrol.com | 4 records |
✅ Authoritative Response
Server:97.74.106.7
NS records: ns13.domaincontrol.com, ns14.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for textbookdiscrimination.com (unsigned zone)
⏱️ Timing
Total: 108ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 71.194.187.43 |
| NS | 2 | ns13.domaincontrol.com, ns14.domaincontrol.com |
| MX | 1 | mx01.textbookdiscrimination.com (pri: 10 |
| TXT | 2 | v=spf1 ip4:67.173.39.167 mx:mx01.TextBoo, google-site-verification=VI1c_Et4rnfeBTi |
| SOA | 1 | ns13.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns13.domaincontrol.com, ns13.domaincontrol.com, ns14.domaincontrol.com...)
Analysis
Hierarchy
mx01.textbookdiscrimination.com and www.textbookdiscrimination.com are both subdomains of textbookdiscrimination.com.
IP Addresses
textbookdiscrimination.com resolves to one IP address: 71.194.187.43.
mx01.froogleme.com, finprosoftware.com, froogleme.com and two other host names share IP numbers with textbookdiscrimination.com.
Name Servers
textbookdiscrimination.com has two authoritative name servers — ns13.domaincontrol.com and ns14.domaincontrol.com.
textbookdiscrimination.com uses the same name servers as several other domains — among them doctorsfortrump.com, b-liam.com, elimarris.com and two more.
The name servers for textbookdiscrimination.com overlap at least partially with those of other domains — for example c-labs.co.uk.
Both ns13.domaincontrol.com and ns14.domaincontrol.com have two IP addresses each. ns13.domaincontrol.com resolves to 97.74.106.7 and 2603:5:21a0::7; ns14.domaincontrol.com resolves to 173.201.74.7 and 2603:5:22a0::7.
Mail Servers
Mail for textbookdiscrimination.com is handled by a single mail server, mx01.textbookdiscrimination.com.
mx01.textbookdiscrimination.com points to one IP number — 71.194.187.43.