masterd.es

.es crawl

First seen 2026-04-13 · Last seen 2026-05-19 · ok HTTP/1.1 200 1117 ms crawled 2026-05-06

IE · 52.30.61.180 · AS16509 Amazon.com, Inc.

Reputation 97/100 dmarc monitor-only

Classifying

HTML metadata

Title: MasterD: Oposiciones, Cursos y FP
Description: En MasterD te ayudamos en la Preparación de Oposiciones, Másteres, Cursos y FP. Más de 30 años de Experiencia en Formación nos avalan.
Language: es
Canonical: https://www.masterd.es

Open Graph

url: https://www.masterd.es
title: MasterD. Preparación de Oposiciones, cursos y formación a distancia
locale: es_ES
image:url: https://www.masterd.es/web/images/share/cuadradas/MasterD-academia-oposiciones-y-cursos.jpg
site name: MasterD
description: En MasterD te ayudamos en la preparación de oposiciones, titulaciones y cursos. Contamos con 30 años de experiencia en formación.

Technology

Server: nginx

Analytics

Google Analytics
Google Tag Manager

Ads

Google Ads (DoubleClick)
Meta Pixel

Cookie consent

OneTrust

Third-party hosts loaded (10)

www.googletagmanager.com×2
ajax.googleapis.com×1
analytics.twitter.com×1
bat.bing.com×1
cdn.cookielaw.org×1
cdn.davante.es×1
connect.facebook.net×1
googleads.g.doubleclick.net×1
ssl.google-analytics.com×1
static.ads-twitter.com×1

Social

Contact

Email

Phone

900304030

Address

Av. Manuel Rodríguez Ayuso, 158, 50012, Zaragoza, Zaragoza, ES

DNS records live

NS

ns1-36.azure-dns.com
ns2-36.azure-dns.net
ns3-36.azure-dns.org
ns4-36.azure-dns.info

MX

10 masterd-es.mail.protection.outlook.com

TXT

sophos-domain-verification=3d8535235640bbb27ee4f2313a97a4b50faccfdf996b3d1322f82f3c02b05c13
google-site-verification=lOeWZA2v7WQcAevJ-COKNnt-9xZWOzgZ2a5zhaluRkg
zoho-verification=zb99748652.zmverify.zoho.eu

Email authentication strong

SPF

v=spf1 mx a ip4:195.235.216.0/24 ip4:195.57.96.249/32 include:spf.protection.outlook.com include:one.zoho.eu ~all

softfail (~all)

DMARC

v=DMARC1; p=none; ruf=mailto:dmarc.report.failure@masterd.es; rua=mailto:dmarc.report@masterd.es,mailto:dmarc_agg@vali.email;

policy: none (monitoring only)

DKIM

selector1: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA8HpaBopQKjiOEVQWVvVBS67Ya/vVyq80qW7wjKgrAOPVUztTfwwkVYradhRoSWq6g9S1M2QtZ/X89I…
dkim: k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDSAHkvh8dRCsiMTud+hfC+MX2MgmO8PQHHcGxoim7mI+FhgOiOS5WgBUpZsZ60M2eLhBbJkMFLjC1OS0xDf9suh+Tl4tV…

selectors probed

Certificate (current)

Amazon RSA 2048 M02

from 2025-08-19 to 2026-09-18

Expires in 121 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 70/100 Checked live page: https://www.masterd.es

present

strict-transport-security
x-frame-options
x-content-type-options

findings

missing Content Security Policy
missing Referrer Policy
missing Permissions Policy

Header values

x-frame-options: SAMEORIGIN
x-content-type-options: nosniff
strict-transport-security: max-age=31536000; includeSubdomains; preload