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Total

DNS

Email

Security

Network

Availability

Domainmcu.es

IPv40

IPv60

MX records2

StatusActive

Domain technical report

mcu.es

Generated: 2026-08-09T19:10:52-05:00 · Cached result

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IPv40

IPv60

MX2

NS2

DiagnosticsMain findings and recommendations

IPv4 (A)0 / 30 pts · Dns

0 IPv4 address(es) detected.

IPv6 (AAAA)0 / 10 pts · Dns

0 IPv6 address(es) detected.

✓

Name server redundancy20 / 20 pts · Dns

2 NS record(s); 2 or more required.

✓

SOA record10 / 10 pts · Dns

Authoritative zone record.

✓

DNSSEC chain15 / 15 pts · Dns

DS and DNSKEY detected.

CAA policy0 / 5 pts · Dns

Certificate authority restriction.

DNS propagation0 / 10 pts · Dns

Agreement between public resolvers.

✓

MX records20 / 20 pts · Mail

2 MX record(s).

✓

SPF25 / 25 pts · Mail

SPF policy published.

DMARC0 / 25 pts · Mail

DMARC policy not found.

✓

DKIM20 / 20 pts · Mail

A DKIM selector was verified.

MTA-STS0 / 5 pts · Mail

Mail transport policy.

TLS-RPT0 / 5 pts · Mail

TLS reporting policy.

Valid TLS certificate0 / 55 pts · Security

No valid certificate was retrieved.

Certificate lifetime0 / 10 pts · Security

Full points require at least 30 days remaining.

HTTP security headers0 / 35 pts · Security

0 of 9 evaluated headers detected.

PTR reverse DNS0 / 30 pts · Network

PTR not detected.

IPv4 diversity0 / 35 pts · Network

Two or more IPv4 addresses receive full points.

IPv6 connectivity0 / 35 pts · Network

AAAA availability.

DNS resolution0 / 40 pts · Availability

At least one address family must resolve.

HTTP response0 / 40 pts · Availability

No successful HTTP response.

✓

HTTPS final URL20 / 20 pts · Availability

Final URL uses HTTPS.

DNS and emailPublished records and email configuration

A

0 record(s)

—

Not configured

AAAA

0 record(s)

—

Not configured

CNAME

0 record(s)

—

Not configured

MX

2 record(s)

10 mail1.correo.gob.es.
10 mail2.correo.gob.es.

TXT

10 record(s)

"*.labs.mcu.es - 98289350"
"google-site-verification=L0yXRBvln02lNAGGvoCKBIRUdGKoY3AEU5qLHV0gGpY"
"_globalsign-domain-verification=QKp0JV7cz8Dfs569Ggw1ogZBq2hGngTv7Ivd9CH45j"
"mcu.es- 126670047"
"*.mcu.es-54328"
"373043237"
"v=spf1 mx ip4:212.128.117.83 ip4:212.128.117.84 ip4:212.128.117.85 ip4:212.128.117.86 ip4:212.128.117.87 ip4:212.128.117.88 a:spf.correo.gob.es -all"
"GURYTITMDY5769RKY"
"globalsign-domain-verification=xRwSMzW4_l6QKOrjC6EkCkyHVj5OrFiMeu79mU3asJ"
"mcu.es - 15162955"

NS

2 record(s)

ns2.age.gob.es.
ns1.age.gob.es.

SOA

1 record(s)

ns1.age.gob.es. dns.cloudflare.com. 2411288540 10000 2400 604800 1800

CAA

0 record(s)

—

Not configured

DS

1 record(s)

2371 13 2 01B954FB9BDC5F46BB8007528917F074FCBDCEF9FC66DC73FDC06EFA 090E9839

DNSKEY

2 record(s)

256 3 13 oJMRESz5E4gYzS/q6XDrvU1qMPYIjCWzJaOau8XNEZeqCYKD5ar0IRd8 KqXXFJkqmVfRvMGPmM1x8fGAa2XhSA==
257 3 13 mdsswUyr3DPW132mOi8V9xESWE8jTo0dxCjjnopKl+GqJxpVXckHAeF+ KkxLbxILfDLUT0rAK9iUzy1L53eKGQ==

RRSIG

4 record(s)

DNSKEY 13 2 3600 20261003002035 20260803002035 2371 mcu.es. rnkHU0xo30g8iaK1Gzi7q2N6LsVzyPZDzL35lz06Lg0IJBoguQGbOpX0 K5chWOebCaBkEMwOCU0U0vCkw8SqkA==
SOA 13 2 1800 20260811011043 20260808231043 34505 mcu.es. D6IXX0YYXx4Tf+zGf2qEmoxoqFP2d5iezPBOMlWGis6WHfjqbWCVNP+8 0Fm97U7GeMB14yM9WrefeTWsX3wcMg==
NS 13 2 86400 20260811011043 20260808231043 34505 mcu.es. 3vn3NkGeJSra3zWc6hqIr60nZIjJ5tA8JwvVQF13vKu1wNPv4UNCJliu eat0X5fRtVYaOD2GJ/mlGqEJxHdslg==
DS 8 2 86400 20260817112132 20260803150654 18030 es. EpDbC7oAM8Ub2nJmIR9rYx9IPmjI4eNjxlYz9xAdgwnSZIi5RcHlMbbP kp9PmkZ6Q0pBoDUnirVH3rQVAAlA4pPClU0zoV65trosDcCxJGY2i5dQ ZXiuzS+IJzS4cx6W+aiSmgBZAP9hsv45BY0E2I68TrKmiZENS6AYIi11 83yK6JDzkTb+BfhR0sKEVelbxN1x5m0aSlN8tXUTM5/Q7FEIIev7D7Ve yZcy/mLp09kJ/kxEFa2wYMTkmlvWhgK6zR8U3WU2N9euXD6gV1TQ8J/X O3kOIpL6hT/zQTqp1X1wuCbyNtaHQ0GPB2uLbVWiVGiLy7+Kx6+K7y6j j4B0bA==

NSEC

1 record(s)

\000.mcu.es. A NS SOA PTR HINFO MX TXT AAAA LOC SRV NAPTR CERT SSHFP RRSIG NSEC DNSKEY TLSA SMIMEA HIP CDS CDNSKEY OPENPGPKEY SVCB HTTPS URI CAA

NSEC3

0 record(s)

—

Not configured

SRV

0 record(s)

—

Not configured

NAPTR

0 record(s)

—

Not configured

TLSA

0 record(s)

—

Not configured

SSHFP

0 record(s)

—

Not configured

SPF

Configured

v=spf1 mx ip4:212.128.117.83 ip4:212.128.117.84 ip4:212.128.117.85 ip4:212.128.117.86 ip4:212.128.117.87 ip4:212.128.117.88 a:spf.correo.gob.es -all

DMARC

Not configured

—

Not configured

DKIM

Selector s2

v=DKIM1; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAuswHPHHcgaDZyhHPpupTkOJwyJhIPU4qpkCivQ+h8Xp42QsHDlbeZ/S+1/8zQnmhLlpIDXp/3qA79etkm34jOlyasOkMyD6PCKfjo+7nAvXZYZgZEvkEfp2W67iIgtCU0UijOElFRJ+8LEZPhs7E99OxTnRxFtV0i9WG3iXdgxSGhtMH1pAycpnIcJbrNBsxPy3GC7vUpWKeeWRP+Zo3Owk4tWgDOZXvkXt134ll0tTARv8f6zfCRT+ogtsKDM9Vao4yQr7QeZTeDGL7RkfMKLYqq7VRA0pZISB1vBebeduB0vxBFyNn3ddrxKTZ6OB9WSw9If6MINMt16PLUH97lQIDAQAB;

Analyzed webpageMetadata and HTTP response

Title and description

No data

Title

Description

Final URL

https://mcu.es/

HTTP status

HTTP

Status

Final URL

https://mcu.es/

Version

Server

X-Powered-By

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Unavailable

Available

Issuer

Valid from

Valid until

Days remaining

Protocol

Cipher

Security headers

0 active

—

HSTSNot detected

—

Content Security PolicyNot detected

—

X-Content-Type-OptionsNot detected

—

X-Frame-OptionsNot detected

—

Referrer PolicyNot detected

—

Permissions PolicyNot detected

—

Cross-Origin-Opener-PolicyNot detected

—

Cross-Origin-Embedder-PolicyNot detected

—

Cross-Origin-Resource-PolicyNot detected

DNS propagationComparison across public resolvers

Public resolver comparison

Review

Differences detected

5 public resolvers queried.

ResolverServerResultLatency

Google

8.8.8.8

187,89 ms

Cloudflare

1.1.1.1

25,77 ms

Quad9

9.9.9.9

26,03 ms

OpenDNS

208.67.222.222

30,14 ms

AdGuard

94.140.14.14

44,54 ms

IP, geolocation and ASNAssociated network information

Visitor information

Visitor

216.73.217.62

reverse

country

country_code

region

city

latitude

longitude

isp

organization

asn

timezone

browser

Other

language

user_agent

Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)

is_bot

Yes

cloudflare

SMTPEmail port connectivity

mail1.correo.gob.es

Port 25: Closed/unreachable - 32.4 ms - 
Port 465: Closed/unreachable - 4019.8 ms - 
Port 587: Closed/unreachable - 4022.5 ms -

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