knowledge-based.org - dns.ninja
knowledge-based.org
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=1786609639 | ||||||
MX for
knowledge-based.org |
Same first word
knowledge-based.eu |
knowledge-based.com |
knowledge-based.org |
DNS History
10 records (6 active, 4 former)
●NSns0.transip.net2026-03-24 → 2026-08-13 · 3 obs
● 2026-03-24 05:36:32
● 2026-08-13 09:05:40
○NSns1.pna-group.org2015-04-12 → 2019-04-20 · 4 obs
● 2019-04-20 16:44:56
○ 2026-03-24 05:36:32
○ 2026-08-13 09:05:40
●NSns1.transip.nl2026-03-24 → 2026-08-13 · 3 obs
● 2026-03-24 05:36:32
● 2026-08-13 09:05:40
○NSns2.pna-group.org2015-04-12 → 2019-04-20 · 4 obs
● 2019-04-20 16:44:56
○ 2026-03-24 05:36:32
○ 2026-08-13 09:05:40
●NSns2.transip.eu2026-03-24 → 2026-08-13 · 3 obs
● 2026-03-24 05:36:32
● 2026-08-13 09:05:40
○NSns3.pna-group.org2015-04-12 → 2019-04-20 · 4 obs
● 2019-04-20 16:44:56
○ 2026-03-24 05:36:32
○ 2026-08-13 09:05:40
●MXknowledge-based.org2026-03-24 → 2026-08-13 · 2 obs
● 2026-08-13 09:05:40
○A212.178.158.1662015-04-12 → 2019-04-20 · 4 obs
● 2019-04-20 16:44:56
○ 2026-03-24 05:36:32
○ 2026-08-13 09:05:40
●A2a01:7c8:3:1337::272026-03-24 → 2026-08-13 · 3 obs
● 2026-03-24 05:36:32
● 2026-08-13 09:05:40
●A37.97.254.272026-03-24 → 2026-08-13 · 3 obs
● 2026-03-24 05:36:32
● 2026-08-13 09:05:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b2.org.afilias-nst.org, d0.org.afilias-nst.org, b0.org.afilias-nst.org | - |
| knowledge-based.org | ns0.transip.net, ns1.transip.nl, ns2.transip.eu | - |
✅ Authoritative Response
Server:195.135.195.195
NS records: ns0.transip.net, ns1.transip.nl, ns2.transip.eu
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 898ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 37.97.254.27 |
| AAAA | 1 | 2a01:7c8:3:1337::27 |
| NS | 3 | ns0.transip.net, ns2.transip.eu... |
| MX | 1 | knowledge-based.org (pri: 10) |
| TXT | 1 | v=spf1 ~all |
| SOA | 1 | ns0.transip.net hostmaster.transip.nl |
Analysis
Mail Server Role
knowledge-based.org serves as a mail server for knowledge-based.org.
IP Addresses
knowledge-based.org points to the IP addresses 37.97.254.27 and 2a01:7c8:3:1337::27
operateur.nl, duobus.eu, vragenbus.nl plus two other host names have IP numbers in common with knowledge-based.org.
Name Servers
knowledge-based.org has three name servers — ns2.transip.eu, ns0.transip.net and ns1.transip.nl.
The name servers of knowledge-based.org overlap at least partially with those of other domains — among them 1.119.93.in-addr.arpa, eduroam.eu, dierendenkspellen.com and two more.
Each of ns2.transip.eu, ns0.transip.net and ns1.transip.nl points to two IP numbers. ns2.transip.eu points to 37.97.199.195 and 2a01:7c8:f:c1f::195. ns0.transip.net points to 195.135.195.195 and 2a01:7c8:dddd:195::195. ns1.transip.nl points to 195.8.195.195 and 2a01:7c8:7000:195::195.
Mail Servers
knowledge-based.org uses exactly one mail server, which is knowledge-based.org.
knowledge-based.org resolves to two IP numbers — 37.97.254.27 and 2a01:7c8:3:1337::27.