cb.do - dns.ninja
cb.do
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.nspt.net ⚠️ Not in zone NS records | ||||||
| A | 217.28.140.214🇺🇦 DCXV-AS217.28.140.0/24 DCXV - Network in Portugal | ||||||
| PTR | cp.nspt.net | ||||||
| NS | ns2.nspt.net ⚠️ Not in zone NS records | ||||||
| A | 217.28.140.215🇺🇦 DCXV-AS217.28.140.0/24 DCXV - Network in Portugal | ||||||
| PTR | mx.mx0.pt | ||||||
| NS | ns3.nspt.net ⚠️ Not in zone NS records | ||||||
| A | 94.46.171.75🇵🇹 ALMOUROLTEC94.46.160.0/20 SERVICOS DE INFORMATICA E INTERNET LDA | ||||||
| PTR | mx20.mx0.pt | ||||||
do
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns2.nic.do ⭐ | ||||||
| NS | a.lactld.org | ||||||
| NS | ns.nic.do | ||||||
| NS | ns1.nic.do | ||||||
| NS | ns4.nic.do | ||||||
| NS | ns5.nic.do | ||||||
| NS | phloem.uoregon.edu | ||||||
| TXT | Generation Time: 1783940715 | ||||||
| SOA | ns1.nic.dohostmaster@nic.do 2026-07-13 #11 | ||||||
Same first word
Similar names
DNS History
4 records (3 active, 1 former)
○A217.28.140.2142026-07-12 → 2026-07-12 · 2 obs
○ 2026-07-13 12:32:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| do | a.lactld.org, ns.nic.do, ns1.nic.do, ns2.nic.do... | 14 records |
| cb.do | ns3.nspt.net, ns2.nspt.net, ns1.nspt.net | - |
✅ Authoritative Response
Server:217.28.140.214
NS records: ns3.nspt.net, ns2.nspt.net, ns1.nspt.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for do (unsigned zone)
⏱️ Timing
Total: 1865ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 217.28.140.214 |
| NS | 3 | ns1.nspt.net, ns2.nspt.net... |
| SOA | 1 | ns1.nspt.net hostadmin.arrodeiro.com |
📌 Glue Records Collected
Total: 14
In-bailiwick: 10 (ns.nic.do, ns1.nic.do, ns2.nic.do...)
Out-of-bailiwick: 4 (a.lactld.org, phloem.uoregon.edu, a.lactld.org...)
Analysis
Name Servers
cb.do has three name servers — ns1.nspt.net, ns2.nspt.net and ns3.nspt.net.
There is an overlap in name servers between cb.do and other domains, for example mx0.pt, greener.pt and nspt.net
The name servers uz5154v9zl2nswf05td8yzgtd0jl6mvvjp98ut07ln0ydp2bqh1skn.free.ns.buddyns.com, uz56xw8h7fw656bpfv84pctjbl9rbzbqrw4rpzdhtvzyltpjdmx0zq.free.ns.buddyns.com and uz5x36jqv06q5yulzwcblfzcrk1b479xdttdm1nrgfglzs57bmctl8.free.ns.buddyns.com are commonly seen alongside these name servers.
Each of the three hostnames points to exactly one IP address: ns1.nspt.net points to 217.28.140.214, ns2.nspt.net points to 217.28.140.215 and ns3.nspt.net points to 94.46.171.75.