cih.cu - dns.ninja

cih.cu

DNSSEC⚠️ Not signed
NSns1.cih.cu
NSns.ceniai.net.cu
A2001:1340:1:128::136🇨🇺 ASCENIAI2001:1340::/32 COLUMBUS NETWORKS TRANSIT CUSTOMERS
PTRns.ceniai.net.cu
A169.158.128.136🇨🇺 ASCENIAI169.158.0.0/16 Red CENIAInternet
PTRns.ceniai.net.cu
MXmail.cih.cu
SOAns1.cih.cusysadm@cih.cu 2024-10-27 #20

cu

DNSSEC⚠️ Not signed
NSns2.ceniai.net.cu
NScu.cctld.authdns.ripe.net ⚠️ Not in parent delegation
NSdns-com.ceniai.inf.cu ⚠️ Not in parent delegation
NSns.canada.cuba.cu ⚠️ Not in parent delegation
NSns.ceniai.net.cu
NSns.dns.br ⚠️ Not in parent delegation
NSns2.gip.net ⚠️ Not in parent delegation
NSrip.psg.com ⚠️ Not in parent delegation
SOAns.ceniai.net.cucu-tech@ceniai.inf.cu 2026-07-23 #3

Same first word

Similar names

DNS History

5 records (3 active, 2 former)

20162017201820192020202120222023202420252026NSns.ceniai.net.cuns1.cih.cuMXmail.cih.cuserver-01.cih.cuA190.6.66.130
NSns.ceniai.net.cu2026-03-15 → 2026-07-25 · 2 obs
● 2026-03-15 21:37:38
● 2026-07-25 17:50:10
NSns1.cih.cu2026-03-15 → 2026-07-25 · 2 obs
● 2026-03-15 21:37:38
● 2026-07-25 17:50:10
MXmail.cih.cu2026-03-15 → 2026-07-25 · 10 obs
○ 2021-11-03 21:23:08
● 2026-03-15 21:37:38
○ 2026-03-18 15:52:26
○ 2026-03-29 17:29:12
● 2026-04-09 01:51:36
● 2026-04-28 02:35:12
○ 2026-05-03 00:21:16
○ 2026-06-08 05:29:12
● 2026-07-25 17:50:08
● 2026-07-25 17:50:10
MXserver-01.cih.cu2015-08-21 → 2021-11-03 · 4 obs
● 2015-08-21 14:35:42
● 2021-11-03 21:23:08
○ 2026-03-15 21:37:38
○ 2026-07-25 17:50:10
A190.6.66.1302026-03-15 → 2026-04-28 · 7 obs
● 2026-03-15 21:37:38
○ 2026-03-18 15:52:26
○ 2026-04-09 01:51:36
● 2026-04-22 23:33:16
● 2026-04-28 02:35:12
○ 2026-05-03 00:21:16
○ 2026-07-25 17:50:10

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cucu.cctld.authdns.ripe.net, ns.dns.br, ns.ceniai.net.cu, ns2.gip.net...10 records
cih.cuns1.cih.cu, ns.ceniai.net.cu3 records

✅ Authoritative Response

Server:190.6.66.130

NS records: ns1.cih.cu, ns.ceniai.net.cu

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cu (unsigned zone)

⏱️ Timing

Total: 3402ms | Queries: -

📄 Records

TypeCountSample Data
NS2ns1.cih.cu, ns.ceniai.net.cu
TXT1v=spf1 a:mail.cih.cu ip4:190.6.66.130 -a
SOA1ns1.cih.cu sysadm.cih.cu

📌 Glue Records Collected

Total: 13

In-bailiwick: 4 (ns.ceniai.net.cu, ns2.ceniai.net.cu, ns.ceniai.net.cu...)

Out-of-bailiwick: 9 (cu.cctld.authdns.ripe.net, ns.dns.br, ns2.gip.net...)

Analysis

Name Servers

cih.cu has two authoritative name servers — ns1.cih.cu and ns.ceniai.net.cu.

The name servers of cih.cu overlap at least partially with those of other domains — among them 4cubahotel.com, cubamoviles.com, nat.cu and two more.

These name servers commonly appear in delegations together with ns.citmatel.com.cu, ns2.ceniai.net.cu, dns1.reduniv.edu.cu and 7 other.

Host names with two IP numbers:

ns.ceniai.net.cu resolves to 169.158.128.136 and 2001:1340:1:128::136.

Mail Servers

cih.cu has one mail server: mail.cih.cu.