selflearningbooks.com - robtex.com
selflearningbooks.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 192.243.110.3 | ||||||
| NS | ns100.nsresponse.com ⭐ | ||||||
| NS | ns101.nsresponse.com | ||||||
| MX | selflearningbooks.com ⭐ | ||||||
| A | 192.243.110.3 | ||||||
| TXT | v=spf1 +a +mx +ip4:191.101.50.190 include:spf.mysecurecloudhost.com ~all | ||||||
| SOA | ns100.nsresponse.comtechnical@staff.abstractdns.com 2026-03-21 #6 | ||||||
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=1771291435 | ||||||
MX for
selflearningbooks.com |
Same first word
selflearningbooks.com |
DNS History
7 records (4 active, 3 former)
○NSns.buydomains.com2015-06-18 → 2017-04-09 · 4 obs
● 2015-06-18 05:52:46
● 2017-04-09 03:42:44
○ 2026-03-16 16:04:46
○ 2026-03-22 13:26:14
● 2017-04-09 03:42:44
○ 2026-03-16 16:04:46
○ 2026-03-22 13:26:14
●NSns100.nsresponse.com2026-03-16 → 2026-03-22 · 3 obs
○ 2017-04-09 03:42:44
● 2026-03-16 16:04:46
● 2026-03-22 13:26:14
● 2026-03-16 16:04:46
● 2026-03-22 13:26:14
●NSns101.nsresponse.com2026-03-16 → 2026-03-22 · 3 obs
○ 2017-04-09 03:42:44
● 2026-03-16 16:04:46
● 2026-03-22 13:26:14
● 2026-03-16 16:04:46
● 2026-03-22 13:26:14
●MXselflearningbooks.com2026-03-16 → 2026-03-22 · 2 obs
● 2026-03-16 16:04:46
● 2026-03-22 13:26:14
● 2026-03-22 13:26:14
●A192.243.110.32026-03-16 → 2026-03-22 · 3 obs
○ 2017-04-09 03:42:44
● 2026-03-16 16:04:46
● 2026-03-22 13:26:14
● 2026-03-16 16:04:46
● 2026-03-22 13:26:14
○A207.148.248.1442015-10-29 → 2017-04-09 · 5 obs
○ 2015-06-18 05:52:46
● 2015-10-29 14:43:34
● 2017-04-09 03:42:44
○ 2026-03-16 16:04:46
○ 2026-03-22 13:26:14
● 2015-10-29 14:43:34
● 2017-04-09 03:42:44
○ 2026-03-16 16:04:46
○ 2026-03-22 13:26:14
○A64.95.64.1622015-06-18 → 2015-06-18 · 3 obs
● 2015-06-18 05:52:46
○ 2015-10-29 14:43:34
○ 2026-03-22 13:26:14
○ 2015-10-29 14:43:34
○ 2026-03-22 13:26:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | j.gtld-servers.net, a.gtld-servers.net, g.gtld-servers.net, f.gtld-servers.net... | - |
| selflearningbooks.com | ns100.nsresponse.com, ns101.nsresponse.com | 2 records |
✅ Authoritative Response
Server: 192.243.110.201
NS records: ns100.nsresponse.com, ns101.nsresponse.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for selflearningbooks.com (unsigned zone)
⏱️ Timing
Total: 359ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 192.243.110.3 |
| NS | 2 | ns101.nsresponse.com, ns100.nsresponse.com |
| MX | 1 | selflearningbooks.com (pri: 0) |
| TXT | 1 | v=spf1 +a +mx +ip4:191.101.50.190 includ |
| SOA | 1 | ns100.nsresponse.com technical.staff.abs |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns100.nsresponse.com, ns101.nsresponse.com)
Analysis
Mail Server Role
selflearningbooks.com serves as the mail server for selflearningbooks.com.
IP Addresses
selflearningbooks.com points to a single IP number: 192.243.110.3.
Name Servers
Delegation for selflearningbooks.com rests with two name servers, ns100.nsresponse.com and ns101.nsresponse.com.
Mail Servers
A single mail server handles selflearningbooks.com.
selflearningbooks.com points to a single IP: 192.243.110.3.