csop.nl - robtex.com
csop.nl
nl
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns1.dns.nl ⭐ | ||||||
| NS | ns3.dns.nl | ||||||
| NS | ns4.dns.nl | ||||||
| TXT | nl zone update: 2026-07-25 02:00:01 +0000 (EPOCH 1784944801) | ||||||
| SOA | ns1.dns.nldns@sidn.nl 2026-07-25 #4 | ||||||
MX for
csop.nl |
Same first word
Similar names
DNS History
16 records (6 active, 10 former)
○NSns.netground.nl2015-08-17 → 2016-04-23 · 4 obs
● 2016-04-23 07:43:28
○ 2017-06-07 14:28:24
○ 2026-07-25 03:11:20
●NSns.theory7.eu2026-07-13 → 2026-07-25 · 3 obs
● 2026-07-13 13:19:14
● 2026-07-25 03:11:20
●NSns.theory7.net2026-07-13 → 2026-07-25 · 3 obs
● 2026-07-13 13:19:14
● 2026-07-25 03:11:20
●NSns.theory7.nl2026-07-13 → 2026-07-25 · 3 obs
● 2026-07-13 13:19:14
● 2026-07-25 03:11:20
○NSns01.is.nl2017-06-07 → 2017-06-07 · 4 obs
● 2017-06-07 14:28:24
○ 2026-07-13 13:19:14
○ 2026-07-25 03:11:20
○NSns02.is.nl2017-06-07 → 2017-06-07 · 4 obs
● 2017-06-07 14:28:24
○ 2026-07-13 13:19:14
○ 2026-07-25 03:11:20
○NSns03.is.nl2017-06-07 → 2017-06-07 · 4 obs
● 2017-06-07 14:28:24
○ 2026-07-13 13:19:14
○ 2026-07-25 03:11:20
○NSns2.netground.com2015-08-17 → 2016-04-23 · 4 obs
● 2016-04-23 07:43:28
○ 2017-06-07 14:28:24
○ 2026-07-25 03:11:20
○NSns3.netground.eu2015-08-17 → 2016-04-23 · 4 obs
● 2016-04-23 07:43:28
○ 2017-06-07 14:28:24
○ 2026-07-25 03:11:20
●MXcsop.nl2026-07-13 → 2026-07-25 · 3 obs
● 2026-07-13 13:19:14
● 2026-07-25 03:11:20
○MXcust23102-1.in.mailcontrol.com2015-08-17 → 2017-06-07 · 4 obs
● 2017-06-07 14:28:24
○ 2026-07-13 13:19:14
○ 2026-07-25 03:11:20
○MXcust23102-2.in.mailcontrol.com2015-08-17 → 2017-06-07 · 4 obs
● 2017-06-07 14:28:24
○ 2026-07-13 13:19:14
○ 2026-07-25 03:11:20
●A2a01:7c8:aac1:d7::12026-07-13 → 2026-07-25 · 3 obs
● 2026-07-13 13:19:14
● 2026-07-25 03:11:20
●A37.97.184.282026-07-13 → 2026-07-25 · 3 obs
● 2026-07-13 13:19:14
● 2026-07-25 03:11:20
○A87.250.129.1512015-12-31 → 2017-06-07 · 5 obs
● 2015-12-31 16:52:12
● 2017-06-07 14:28:24
○ 2026-07-13 13:19:14
○ 2026-07-25 03:11:20
○A87.250.155.702015-08-17 → 2015-08-17 · 3 obs
○ 2015-12-31 16:52:12
○ 2026-07-25 03:11:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| nl | ns1.dns.nl, ns3.dns.nl, ns4.dns.nl | - |
| csop.nl | ns.theory7.eu, ns.theory7.nl, ns.theory7.net | - |
✅ Authoritative Response
Server:62.212.95.148
NS records: ns.theory7.eu, ns.theory7.nl, ns.theory7.net
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 968ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 37.97.184.28 |
| AAAA | 1 | 2a01:7c8:aac1:d7::1 |
| NS | 3 | ns.theory7.nl, ns.theory7.eu... |
| MX | 1 | csop.nl (pri: 10) |
| TXT | 1 | v=spf1 mx -all |
| SOA | 1 | ns.theory7.net hostmaster.csop.nl |
Analysis
Mail Server Role
The MX record for csop.nl points back to csop.nl — it is its own mail server.
IP Addresses
csop.nl resolves to the IP addresses 37.97.184.28 and 2a01:7c8:aac1:d7::1
Additional host names — including johannesdelange.nl and 37-97-184-28.colo.transip.net — share IP numbers with csop.nl.
Name Servers
csop.nl is delegated to three name servers: ns.theory7.eu, ns.theory7.net and ns.theory7.nl.
csop.nl has at least partial name server overlap with other domains, such as vanvandendungen.nl, rekoo.eu, criticalhost.nl and two others.
It is common to find these name servers paired with the name servers ns1.criticalhost.nl, ns2.criticalhost.nl, ns1.hostwrx.nl and ns2.hostwrx.nl.
ns.theory7.eu, ns.theory7.net and ns.theory7.nl each resolve to two IP addresses: ns.theory7.eu resolves to 188.245.108.163 and 2a01:4f8:1c1e:4918::1; ns.theory7.net resolves to 62.212.95.148 and 2001:1af8:4700:a125:22::53; ns.theory7.nl resolves to 213.154.231.141 and 2001:7b8:618:a:213:154:231:141.
Mail Servers
The MX record for csop.nl points to a single mail server: csop.nl.
csop.nl has two IP addresses: 37.97.184.28 and 2a01:7c8:aac1:d7::1.