enersa.com.cu - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`enersa.com.cu`

DNSSEC	⚠️ Not signed
MX	`mx1.enersa.com.cu` ⭐
		A	200.55.137.209^{🇨🇺 INFOCOM200.55.136.0/21}
MX	`mx2.enersa.com.cu`⁽²⁰⁾
		A	200.55.137.210^{🇨🇺 INFOCOM200.55.136.0/21}
MX	`mx3.enersa.com.cu`⁽²⁵⁾
		A	200.55.137.211^{🇨🇺 INFOCOM200.55.136.0/21}
TXT	`v=spf1 a:mx1.enersa.com.cu a:mx2.enersa.com.cu a:mx3.enersa.com.cu ip4:200.55...`

`com.cu`

	DNSSEC	⚠️ Not signed
	NS	`ns.ceniai.net.cu` ⭐ ⚠️ Not in parent delegation
	NS	`ns.canada.cuba.cu` ⚠️ Not in parent delegation
	NS	`ns.citmatel.com.cu` ⚠️ Not in parent delegation
	SOA	`ns.ceniai.net.cu`cu-tech@ceniai.inf.cu 2026-06-16 #5

WOT: SAFE (99/100)

Subdomains

mx2.enersa.com.cu

mx3.enersa.com.cu

mx1.enersa.com.cu

Same first word

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DNS History

3 records (3 active, 0 former)

●MXmx1.enersa.com.cu2026-02-20 → 2026-08-15 · 2 obs

● 2026-02-20 08:00:18
● 2026-08-15 07:21:14

●MXmx2.enersa.com.cu2026-02-20 → 2026-08-15 · 2 obs

● 2026-02-20 08:00:18
● 2026-08-15 07:21:14

●MXmx3.enersa.com.cu2026-02-20 → 2026-08-15 · 2 obs

● 2026-02-20 08:00:18
● 2026-08-15 07:21:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cu	cu.cctld.authdns.ripe.net, ns.dns.br, ns.ceniai.net.cu, ns2.gip.net...	10 records

✅ Authoritative Response

Server:169.158.128.88

NS records: cu.cctld.authdns.ripe.net, ns.dns.br, ns.ceniai.net.cu, ns2.gip.net, ns2.ceniai.net.cu, rip.psg.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cu (unsigned zone)

⏱️ Timing

Total: 232ms | Queries: -

📄 Records

Type	Count	Sample Data
MX	3	`mx2.enersa.com.cu (pri: 20), mx3.enersa.com.cu (pri: 25)...`
TXT	1	`v=spf1 a:mx1.enersa.com.cu a:mx2.enersa.`

📌 Glue Records Collected

Total: 10

In-bailiwick: 3 (ns.ceniai.net.cu, ns2.ceniai.net.cu, ns.ceniai.net.cu)

Out-of-bailiwick: 7 (cu.cctld.authdns.ripe.net, ns.dns.br, ns2.gip.net...)

Analysis

Hierarchy

mx2.enersa.com.cu, mx3.enersa.com.cu and mx1.enersa.com.cu each fall under the parent domain enersa.com.cu.

Mail Servers

enersa.com.cu uses three mail servers — mx1.enersa.com.cu, mx2.enersa.com.cu and mx3.enersa.com.cu.

mx1.enersa.com.cu points to 200.55.137.209; mx2.enersa.com.cu points to 200.55.137.210; mx3.enersa.com.cu points to 200.55.137.211 — each hostname maps to exactly one IP address.