upcomillas.es

.es crawl dns

First seen 2026-04-20 · Last seen 2026-05-11 · error HTTP 421 crawled 2026-05-16 5 attempts

ES · 130.206.64.225 · AS766 Entidad Publica Empresarial Red.es

Reputation 82/100 crawl error no dmarc policy

http 421

DNS records live

NS

chico.rediris.es
sun.rediris.es

MX

10 mxa-006a4e02.gslb.pphosted.com
10 mxb-006a4e02.gslb.pphosted.com

TXT

SnuUHR1eaSCZPdgjpQZ0+Z0wJ4BQftFrLKfC1UtXWsocWc135OKlv4dFW6aNtPdR5ZNezmnZ0ByHn3gRj5OgDw==

Verified for

Google
HARICA
Microsoft 365

Email authentication weak

SPF

v=spf1 include:amazonses.com include:myopenlms.net include:spf.protection.outlook.com mx a:correo.upcomillas.es a:correo.comillas.edu ip4:130.206.68.164 ip4:130.206.70.223 ip4:130.206.70.249 ip4:130.206.64.228 ip4:134.170.206.11 -all

strict (-all)

DMARC

not published

DKIM

default: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCyHY27e1gr2DY5L3oW0xxC+L1ybl5yd8BjANkjuOdv+02OWNKs+VIdPHbnOUvR5cOyeSf+WC23GguQ/KetQ2…

selectors probed

Certificate (current)

GEANT TLS ECC 1

from 2025-12-01 to 2026-12-01

Expires in 194 days

Full certificate history on crt.sh ↗

Linked from (1)

colegioquercus.com×2