knowledge-based.org - robtex.com
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=1774587566 | ||||||
MX for
knowledge-based.org |
Same first word
knowledge-based.com |
knowledge-based.org |
DNS History
10 records (6 active, 4 former)
●NSns0.transip.net2026-03-24 → 2026-03-27 · 3 obs
● 2026-03-24 05:36:32
● 2026-03-27 05:24:56
○NSns1.pna-group.org2015-04-12 → 2019-04-20 · 4 obs
● 2019-04-20 16:44:56
○ 2026-03-24 05:36:32
○ 2026-03-27 05:24:56
●NSns1.transip.nl2026-03-24 → 2026-03-27 · 3 obs
● 2026-03-24 05:36:32
● 2026-03-27 05:24:56
○NSns2.pna-group.org2015-04-12 → 2019-04-20 · 4 obs
● 2019-04-20 16:44:56
○ 2026-03-24 05:36:32
○ 2026-03-27 05:24:56
●NSns2.transip.eu2026-03-24 → 2026-03-27 · 3 obs
● 2026-03-24 05:36:32
● 2026-03-27 05:24:56
○NSns3.pna-group.org2015-04-12 → 2019-04-20 · 4 obs
● 2019-04-20 16:44:56
○ 2026-03-24 05:36:32
○ 2026-03-27 05:24:56
●MXknowledge-based.org2026-03-24 → 2026-03-27 · 2 obs
● 2026-03-27 05:24:56
○A212.178.158.1662015-04-12 → 2019-04-20 · 4 obs
● 2019-04-20 16:44:56
○ 2026-03-24 05:36:32
○ 2026-03-27 05:24:56
●A2a01:7c8:3:1337::272026-03-24 → 2026-03-27 · 3 obs
● 2026-03-24 05:36:32
● 2026-03-27 05:24:56
●A37.97.254.272026-03-24 → 2026-03-27 · 3 obs
● 2026-03-24 05:36:32
● 2026-03-27 05:24:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org | - |
| knowledge-based.org | ns1.transip.nl, ns0.transip.net, ns2.transip.eu | - |
✅ Authoritative Response
Server:37.97.199.195
NS records: ns1.transip.nl, ns0.transip.net, ns2.transip.eu
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 836ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 37.97.254.27 |
| AAAA | 1 | 2a01:7c8:3:1337::27 |
| NS | 3 | ns2.transip.eu, ns1.transip.nl... |
| MX | 1 | knowledge-based.org (pri: 10) |
| TXT | 1 | v=spf1 ~all |
| SOA | 1 | ns0.transip.net hostmaster.transip.nl |
Analysis
Mail Server Role
The mail server for knowledge-based.org is knowledge-based.org.
IP Addresses
knowledge-based.org points to two IP numbers: 2a01:7c8:3:1337::27 and 37.97.254.27.
Other host names such as operateur.nl, duobus.eu, haiimpact.com, oioioi.nl and dragoncloud.nl share IPs with knowledge-based.org.
Name Servers
knowledge-based.org is delegated to three name servers: ns2.transip.eu, ns0.transip.net and ns1.transip.nl.
knowledge-based.org at least partially shares name servers with other domains, for example 1.119.93.in-addr.arpa, eduroam.eu, dierendenkspellen.com, noosdesign.com and code-up.nl.
Host names with two IP numbers:
ns2.transip.eu points to 2a01:7c8:f:c1f::195 and 37.97.199.195
ns0.transip.net points to 2a01:7c8:dddd:195::195 and 195.135.195.195
ns1.transip.nl points to 2a01:7c8:7000:195::195 and 195.8.195.195
Mail Servers
One mail server handles knowledge-based.org; that server is knowledge-based.org.
knowledge-based.org points to two IP numbers: 2a01:7c8:3:1337::27 and 37.97.254.27.