coreswitch.nl - dns.ninja
coreswitch.nl
nl
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns1.dns.nl ⭐ | ||||||
| NS | ns3.dns.nl | ||||||
| NS | ns4.dns.nl | ||||||
| TXT | nl zone update: 2026-08-04 14:30:01 +0000 (EPOCH 1785853801) | ||||||
| SOA | ns1.dns.nldns@sidn.nl 2026-08-04 #29 | ||||||
Same first word
coreswitch.nl |
coreswitch.net |
Similar names
DNS History
5 records (5 active, 0 former)
●NSns1.openprovider.nl2026-05-14 → 2026-08-04 · 2 obs
● 2026-08-04 16:06:18
●NSns2.openprovider.be2026-05-14 → 2026-08-04 · 2 obs
● 2026-08-04 16:06:18
●NSns3.openprovider.eu2026-05-14 → 2026-08-04 · 2 obs
● 2026-08-04 16:06:18
●MXmail.protonmail.ch2026-05-14 → 2026-08-04 · 2 obs
● 2026-08-04 16:06:18
●MXmailsec.protonmail.ch2026-05-14 → 2026-08-04 · 2 obs
● 2026-08-04 16:06:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| nl | ns1.dns.nl, ns3.dns.nl, ns4.dns.nl | - |
| coreswitch.nl | ns1.openprovider.nl, ns2.openprovider.be, ns3.openprovider.eu | - |
✅ Authoritative Response
Server:162.159.48.89
NS records: ns1.openprovider.nl, ns2.openprovider.be, ns3.openprovider.eu
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 599ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 3 | ns3.openprovider.eu, ns2.openprovider.be... |
| MX | 2 | mail.protonmail.ch (pri: 10), mailsec.protonmail.ch (pri: 20) |
| TXT | 2 | v=spf1 include:_spf.protonmail.ch mx ~al, protonmail-verification=edcfc77b3c7ad58d |
| SOA | 1 | ns1.openprovider.nl dns.openprovider.eu |
Analysis
Name Servers
coreswitch.nl is delegated to three name servers: ns2.openprovider.be, ns3.openprovider.eu and ns1.openprovider.nl.
At least some of coreswitch.nl's name servers are shared with other domains, for example mdap.info, eyecareforyou.nl, metataal.nl and two more.
ns2.openprovider.be, ns3.openprovider.eu and ns1.openprovider.nl each resolve to two IP addresses: ns2.openprovider.be resolves to 162.159.27.96 and 2400:cb00:2049:1::a29f:1b60; ns3.openprovider.eu resolves to 162.159.48.89 and 2400:cb00:2049:1::a29f:3059; ns1.openprovider.nl resolves to 162.159.26.10 and 2400:cb00:2049:1::a29f:1a0a.
Mail Servers
Mail for coreswitch.nl is handled by two mail servers — mail.protonmail.ch and mailsec.protonmail.ch.
coreswitch.nl uses an identical mail server configuration to several other domains — among them fdev.nl, justinharr.com, hanssen.me and two more.
coreswitch.nl has at least partial mail server overlap with other domains such as matthawkins.co.uk, guanacotech.com, _dc-mx.894762023a9d.894762023a9d.894762023a9d.894762023a9d.894762023a9d.894762023a9d.894762023a9d.habexsystems.com and two more.
The hosts mail.protonmail.ch and mailsec.protonmail.ch both resolve to three IP numbers: mail.protonmail.ch to 176.119.200.128, 185.70.42.128 and 185.205.70.128, and mailsec.protonmail.ch to 176.119.200.129, 185.70.42.129 and 185.205.70.129.