knowbook.org - robtex.com
knowbook.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 124.156.183.74🇭🇰 TENCENT-NET-AP-CN124.156.180.0/22 CMI (Customer Route) | ||||||
| NS | ns07.domaincontrol.com ⭐ | ||||||
| A | 2603:5:2170::4🇺🇸 GODADDY-DNS2603:5:2170::/44 | ||||||
| PTR | ns07.domaincontrol.com | ||||||
| A | 97.74.103.4🇺🇸 GODADDY-DNS97.74.102.0/23 | ||||||
| PTR | ns07.domaincontrol.com | ||||||
| NS | ns08.domaincontrol.com | ||||||
| A | 2603:5:2270::4🇺🇸 GODADDY-DNS2603:5:2270::/44 | ||||||
| PTR | ns08.domaincontrol.com | ||||||
| A | 173.201.71.4🇺🇸 GODADDY-DNS173.201.70.0/23 | ||||||
| PTR | ns08.domaincontrol.com | ||||||
| SOA | ns07.domaincontrol.comdns@jomax.net 2026-02-28 #0 | ||||||
org
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation | ||||||
| NS | a2.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | b0.org.afilias-nst.org | ||||||
| NS | b2.org.afilias-nst.org | ||||||
| NS | c0.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | d0.org.afilias-nst.org | ||||||
| SOA | a0.org.afilias-nst.infohostmaster@donuts.email serial=1774583935 | ||||||
Same first word
Similar names
DNS History
7 records (3 active, 4 former)
●NSns07.domaincontrol.com2026-03-14 → 2026-03-27 · 3 obs
● 2026-03-14 08:36:48
● 2026-03-27 04:06:56
●NSns08.domaincontrol.com2026-03-14 → 2026-03-27 · 3 obs
● 2026-03-14 08:36:48
● 2026-03-27 04:06:56
○NSns17.worldnic.com2015-05-24 → 2016-09-10 · 4 obs
● 2016-09-10 23:16:46
○ 2017-12-18 18:09:50
○ 2026-03-27 04:06:56
○NSns18.worldnic.com2015-05-24 → 2016-09-10 · 4 obs
● 2016-09-10 23:16:46
○ 2017-12-18 18:09:50
○ 2026-03-27 04:06:56
○MXp.webcom.ctmail.com2015-12-15 → 2016-09-10 · 4 obs
● 2016-09-10 23:16:46
○ 2017-12-18 18:09:50
○ 2026-03-27 04:06:56
●A124.156.183.742026-03-14 → 2026-03-27 · 3 obs
● 2026-03-14 08:36:48
● 2026-03-27 04:06:56
○A208.91.197.272015-05-24 → 2016-09-10 · 4 obs
● 2016-09-10 23:16:46
○ 2017-12-18 18:09:50
○ 2026-03-27 04:06:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b0.org.afilias-nst.org, d0.org.afilias-nst.org, b2.org.afilias-nst.org | - |
| knowbook.org | ns08.domaincontrol.com, ns07.domaincontrol.com | - |
✅ Authoritative Response
Server:97.74.103.4
NS records: ns08.domaincontrol.com, ns07.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for knowbook.org (unsigned zone)
⏱️ Timing
Total: 1159ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 124.156.183.74 |
| NS | 2 | ns07.domaincontrol.com, ns08.domaincontrol.com |
| SOA | 1 | ns07.domaincontrol.com dns.jomax.net |
Analysis
IP Addresses
knowbook.org resolves to a single IP: 124.156.183.74.
Other host names including dictionarybook.org, gzcld.com and jpmy.com share IP numbers with knowbook.org.
Name Servers
knowbook.org has two name servers: ns07.domaincontrol.com and ns08.domaincontrol.com.
knowbook.org shares the same name server setup as other domains, for example abanmioud.com, iam-propertymanagement.com, iccbn.org, distms.com and dentistsareen.com.
Host names with two IP numbers:
ns07.domaincontrol.com points to: 2603:5:2170::4 and 97.74.103.4; ns08.domaincontrol.com points to: 2603:5:2270::4 and 173.201.71.4.