ctsn.nl - robtex.com
ctsn.nl
nl
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns1.dns.nl ⭐ | ||||||
| NS | ns3.dns.nl | ||||||
| NS | ns4.dns.nl | ||||||
| TXT | nl zone update: 2026-08-01 03:00:01 +0000 (EPOCH 1785553201) | ||||||
| SOA | ns1.dns.nldns@sidn.nl 2026-08-01 #6 | ||||||
Same first word
Similar names
DNS History
9 records (6 active, 3 former)
●NSns0.scconline.nl2026-06-08 → 2026-08-01 · 3 obs
● 2026-06-08 12:50:10
● 2026-08-01 04:22:26
○NSns1.scconline.nl2015-07-05 → 2017-01-07 · 4 obs
● 2017-01-07 15:05:22
○ 2026-06-08 12:50:10
○ 2026-08-01 04:22:26
○NSns2.scconline.nl2015-07-05 → 2017-01-07 · 4 obs
● 2017-01-07 15:05:22
○ 2026-06-08 12:50:10
○ 2026-08-01 04:22:26
●NSns3.scconline.nl2015-07-05 → 2026-08-01 · 2 obs
● 2026-08-01 04:22:26
●NSns4.scconline.nl2026-06-08 → 2026-08-01 · 3 obs
● 2026-06-08 12:50:10
● 2026-08-01 04:22:26
●MXctsn-nl.mail.protection.outlook.com2015-07-05 → 2026-08-01 · 2 obs
● 2026-08-01 04:22:26
●A176.126.124.2092026-06-08 → 2026-08-01 · 3 obs
● 2026-06-08 12:50:10
● 2026-08-01 04:22:26
○A212.48.87.402015-07-05 → 2017-01-07 · 4 obs
● 2017-01-07 15:05:22
○ 2026-06-08 12:50:10
○ 2026-08-01 04:22:26
●A2a12:380:1aa5::2092026-06-08 → 2026-08-01 · 3 obs
● 2026-06-08 12:50:10
● 2026-08-01 04:22:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| nl | ns1.dns.nl, ns4.dns.nl, ns3.dns.nl | - |
| ctsn.nl | ns0.scconline.nl, ns3.scconline.nl, ns4.scconline.nl | 6 records |
✅ Authoritative Response
Server:176.126.124.209
NS records: ns0.scconline.nl, ns3.scconline.nl, ns4.scconline.nl
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 539ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 176.126.124.209 |
| AAAA | 1 | 2a12:380:1aa5::209 |
| NS | 3 | ns3.scconline.nl, ns4.scconline.nl... |
| MX | 1 | ctsn-nl.mail.protection.outlook.com (pri |
| TXT | 4 | anthropic-domain-verification-jekrg1=5Yf, anthropic-domain-verification-q20v4r=u0X... |
| SOA | 1 | ns0.scconline.nl danny\.posthuma.ctsn.nl |
📌 Glue Records Collected
Total: 6
Out-of-bailiwick: 6 (ns0.scconline.nl, ns3.scconline.nl, ns4.scconline.nl...)
Analysis
IP Addresses
ctsn.nl has two IP addresses: 176.126.124.209 and 2a12:380:1aa5::209
Two other host names, along with hollandspoorveiligheid.nl, mail.bakkerboelens.eu and woodfield.nl, also share IP numbers with ctsn.nl.
Name Servers
ctsn.nl carries NS records delegating to ns0.scconline.nl, ns3.scconline.nl and ns4.scconline.nl.
There is at least partial name server overlap between ctsn.nl and other domains — woodfield-tape.nl, arovo.com, allamarcafood.nl and two more among them.
The name servers ns6.scconline.nl, ns7.scconline.nl and ns8.scconline.nl are often found in combination with these name servers.
ns0.scconline.nl, ns3.scconline.nl and ns4.scconline.nl are three hostnames that each resolve to a pair of IP addresses: ns0.scconline.nl to 176.126.124.209 and 2a12:380:1aa5::209, ns3.scconline.nl to 176.126.124.211 and 2a12:380:1aa5::211, and ns4.scconline.nl to 176.126.124.210 and 2a12:380:1aa5::210.
Mail Servers
The sole mail server for ctsn.nl is ctsn-nl.mail.protection.outlook.com.
With 8 IP addresses total, ctsn-nl.mail.protection.outlook.com resolves to 52.101.68.15, 52.101.73.4, 52.101.73.8 and 5 others.