itefficiency.nl - dns.ninja
itefficiency.nl
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.duocast.net ⚠️ Not in zone NS records | ||||||
| A | 2a01:1b0:4418::53🇳🇱 DUOCAST-AS2a01:1b0::/32 Duocast | ||||||
| PTR | ns1.duocast.net | ||||||
| A | 83.137.146.53🇳🇱 DUOCAST-AS83.137.146.0/24 Duocast | ||||||
| PTR | ns1.duocast.net | ||||||
| NS | ns2.duocast.net ⚠️ Not in zone NS records | ||||||
| A | 2a01:1b1:4418::53🇳🇱 DUOCASTBACKUP-AS2a01:1b1::/32 | ||||||
| PTR | ns2.duocast.net | ||||||
| A | 91.209.7.53🇳🇱 DUOCASTBACKUP-AS91.209.7.0/24 | ||||||
| PTR | ns2.duocast.net | ||||||
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 12:30:02 +0000 (EPOCH 1784982602) | ||||||
| SOA | ns1.dns.nldns@sidn.nl 2026-07-25 #25 | ||||||
Same first word
itefficiency.nl |
itefficiency.com |
itefficiency.be |
Similar names
DNS History
2 records (2 active, 0 former)
●NSns1.duocast.net2026-03-27 → 2026-07-25 · 2 obs
● 2026-07-25 13:28:20
●NSns2.duocast.net2026-03-27 → 2026-07-25 · 2 obs
● 2026-07-25 13:28:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| nl | ns3.dns.nl, ns4.dns.nl, ns1.dns.nl | - |
| itefficiency.nl | ns1.duocast.net, ns2.duocast.net | - |
✅ Authoritative Response
Server:83.137.146.53
NS records: ns1.duocast.net, ns2.duocast.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for itefficiency.nl (unsigned zone)
⏱️ Timing
Total: 650ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
Analysis
Name Servers
Two name servers handle the delegation for itefficiency.nl: ns1.duocast.net and ns2.duocast.net.
itefficiency.nl shares its name server setup with other domains, including foodsupplement.eu, 3.188.89.in-addr.arpa, hetbloemenhof.nl and two others.
The name servers of itefficiency.nl overlap at least partially with those of other domains — among them dezwemschool.nl, cuelux.it, esprinto.nl and two more.
These name servers commonly appear alongside the name servers ns1.quickhost.nl and ns2.quickhost.nl.
ns1.duocast.net and ns2.duocast.net both carry two IP addresses. The A records for ns1.duocast.net are 83.137.146.53 and 2a01:1b0:4418::53; the A records for ns2.duocast.net are 91.209.7.53 and 2a01:1b1:4418::53.