nat.cu - dns.ninja
nat.cu
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns.ceniai.net.cu ⭐ ⚠️ Not in parent delegation | ||||||
| A | 2001:1340:1:128::136🇨🇺 ASCENIAI2001:1340::/32 COLUMBUS NETWORKS TRANSIT CUSTOMERS | ||||||
| PTR | ns.ceniai.net.cu | ||||||
| A | 169.158.128.136🇨🇺 ASCENIAI169.158.0.0/16 Red CENIAInternet | ||||||
| PTR | ns.ceniai.net.cu | ||||||
| NS | ns.citmatel.com.cu ⚠️ Not in parent delegation | ||||||
| A | 169.158.128.88🇨🇺 ASCENIAI169.158.0.0/16 Red CENIAInternet | ||||||
| PTR | ns2.ceniai.net.cu | ||||||
| SOA | ns.ceniai.net.cucu-tech@ceniai.inf.cu 2026-06-17 #3 | ||||||
cu
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns2.ceniai.net.cu ⭐ | ||||||
| NS | cu.cctld.authdns.ripe.net ⚠️ Not in parent delegation | ||||||
| NS | dns-com.ceniai.inf.cu ⚠️ Not in parent delegation | ||||||
| NS | ns.canada.cuba.cu ⚠️ Not in parent delegation | ||||||
| NS | ns.ceniai.net.cu | ||||||
| NS | ns.dns.br ⚠️ Not in parent delegation | ||||||
| NS | ns2.gip.net ⚠️ Not in parent delegation | ||||||
| NS | rip.psg.com ⚠️ Not in parent delegation | ||||||
| SOA | ns.ceniai.net.cucu-tech@ceniai.inf.cu 2026-07-23 #3 | ||||||
Subdomains
enmiweb.nat.cu |
hvjhome.nat.cu |
alamesa.nat.cu |
xnova.nat.cu |
entrediversidades.nat.cu |
Same first word
Similar names
DNS History
3 records (2 active, 1 former)
○NScanada.cuba.cu2017-11-03 → 2020-11-10 · 4 obs
● 2020-11-10 05:20:06
○ 2026-02-20 17:40:06
○ 2026-07-28 08:48:48
●NSns.ceniai.net.cu2017-11-03 → 2026-07-28 · 2 obs
● 2026-07-28 08:48:48
●NSns.citmatel.com.cu2020-07-04 → 2026-07-28 · 6 obs
● 2020-07-04 10:38:54
● 2026-03-31 07:47:24
○ 2026-04-01 11:11:02
● 2026-04-04 21:44:50
● 2026-07-28 08:48:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cu | ns2.ceniai.net.cu, rip.psg.com, ns.ceniai.net.cu, cu.cctld.authdns.ripe.net... | 10 records |
✅ Authoritative Response
Server:169.158.128.136
NS records: ns2.ceniai.net.cu, rip.psg.com, ns.ceniai.net.cu, cu.cctld.authdns.ripe.net, ns2.gip.net, ns.dns.br
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cu (unsigned zone)
⏱️ Timing
Total: 184ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | ns.ceniai.net.cu, ns.citmatel.com.cu |
| SOA | 1 | ns.ceniai.net.cu cu-tech.ceniai.inf.cu |
📌 Glue Records Collected
Total: 10
In-bailiwick: 3 (ns.ceniai.net.cu, ns2.ceniai.net.cu, ns.ceniai.net.cu)
Out-of-bailiwick: 7 (rip.psg.com, ns2.gip.net, ns.dns.br...)
Analysis
Hierarchy
nat.cu is the parent of enmiweb.nat.cu, hvjhome.nat.cu, alamesa.nat.cu, xnova.nat.cu and entrediversidades.nat.cu.
Name Servers
Two name servers handle the delegation for nat.cu: ns.citmatel.com.cu and ns.ceniai.net.cu.
The name server configuration of nat.cu is shared with other domains, for instance portal-cuba.com, 4cubahotel.com, bazar-regalo.com and two others.
nat.cu has at least partial name server overlap with other domains, such as 55.14.200.in-addr.arpa, recargascuba.net, cimac.cu and two others.
These name servers tend to appear together with the name servers ns2.ceniai.net.cu, canada.cuba.cu and ns.canada.cuba.cu, plus two others.
Host names pointing to two IP addresses:
ns.ceniai.net.cu resolves to two addresses: 169.158.128.136 and 2001:1340:1:128::136.
Host names resolving to a single IP address:
The hostname ns.citmatel.com.cu resolves to 169.158.128.88.