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Total

DNS

Email

Security

Network

Availability

Domainusc.es

IPv40

IPv60

MX records1

StatusActive

Domain technical report

usc.es

Generated: 2026-08-10T12:07:19-05:00 · Cached result

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IPv40

IPv60

MX1

NS4

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

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

✓

SOA record10 / 10 pts · Dns

Authoritative zone record.

DNSSEC chain0 / 15 pts · Dns

Both DS and DNSKEY are required.

CAA policy0 / 5 pts · Dns

Certificate authority restriction.

DNS propagation0 / 10 pts · Dns

Agreement between public resolvers.

✓

MX records20 / 20 pts · Mail

1 MX record(s).

✓

SPF25 / 25 pts · Mail

SPF policy published.

✓

DMARC25 / 25 pts · Mail

DMARC policy published.

✓

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

1 record(s)

0 usc-es.mail.protection.outlook.com.

TXT

5 record(s)

"HARICA-RlemffMxGig9vi2U66t"
"MS=ms80262693"
"v=spf1 ip4:193.144.75.0/24 include:spf.protection.outlook.com include:spf-eu.exlibrisgroup.com -all"
"google-site-verification=KOuSqxZGKcs2ewmVSMliAZY6YH9B6DIlnAOMgjuSKlE"
"GnhtcpcxGJTNN61vdKpY25ZOoSTlpmF1E8GW07ThA1FO3IQKb+sc0bamXltvzbynimnwPcD+AlI6V5FHYRcHOA=="

NS

4 record(s)

dns2.usc.es.
sun.rediris.es.
secus.usc.es.
chico.rediris.es.

SOA

1 record(s)

secus.usc.es. dnsmaster.usc.es. 2026073102 43200 7200 2419200 7200

CAA

0 record(s)

—

Not configured

DS

0 record(s)

—

Not configured

DNSKEY

0 record(s)

—

Not configured

RRSIG

0 record(s)

—

Not configured

NSEC

0 record(s)

—

Not configured

NSEC3

0 record(s)

—

Not configured

SRV

0 record(s)

—

Not configured

NAPTR

1 record(s)

100 10 "s" "x-eduroam:radius.tls" "" _radsec._tcp.eduroam.es.

TLSA

0 record(s)

—

Not configured

SSHFP

0 record(s)

—

Not configured

SPF

Configured

v=spf1 ip4:193.144.75.0/24 include:spf.protection.outlook.com include:spf-eu.exlibrisgroup.com -all

DMARC

Configured

v=DMARC1; p=none; fo=1; rua=mailto:atic.correo.dmarc.rua@usc.es; ruf=mailto:atic.correo.dmarc.ruf@usc.es

DKIM

Selector selector1

v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDH8sgB8j75PFsB/WLoq8iMvcCDCxDXy90844gKRgdz3Ow2UczIe3PTOk/oKbqnFaBw34C+vEKSoDsT+Z2fN3yS3XQK2QBOTYN5TzPrDfHQb9y+fAibNpwUaFO8Aoo2/Ypdc8DO2eVgHyHCec7Fwhm/LMyWut4nqh62dc7cXSH/0wIDAQAB; n=1024,1453234852,1

Analyzed webpageMetadata and HTTP response

Title and description

No data

Title

Description

Final URL

https://usc.es/

HTTP status

HTTP

Status

Final URL

https://usc.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

74,07 ms

Cloudflare

1.1.1.1

155,74 ms

Quad9

9.9.9.9

159,53 ms

OpenDNS

208.67.222.222

375,45 ms

AdGuard

94.140.14.14

271,25 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

usc-es.mail.protection.outlook.com

Port 25: Closed/unreachable - 24 ms - 
Port 465: Closed/unreachable - 4020.9 ms - 
Port 587: Closed/unreachable - 4039.7 ms -

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