indexo.dev

cuadernosdeseguridad.com

.com crawl

First seen 2026-04-24 · Last seen 2026-05-14 · pending HTTP 403 crawled 2026-05-17 4 attempts

US · 104.21.1.91 · AS13335 Cloudflare, Inc.

Reputation 94/100 dmarc monitor-only

cloudflare bot challenge

Registration

Registrar
Soluciones Corporativas IP, SL
Created
1999-12-14
Expires
2026-12-14 207 days left
Updated
2025-11-12
Name servers
  • carter.ns.cloudflare.com
  • coco.ns.cloudflare.com

DNS records live

NS
  • carter.ns.cloudflare.com
  • coco.ns.cloudflare.com
MX
  • 0 aspmx.l.google.com
  • 10 aspmx2.googlemail.com
  • 10 aspmx3.googlemail.com
  • 5 alt1.aspmx.l.google.com
  • 5 alt2.aspmx.l.google.com
Verified for
  • Brevo
  • Google
  • Meta

Email authentication partial

SPF
v=spf1 a:cuadernosdeseguridad.com ip4:82.223.30.185 ip4:82.223.31.151 ip4:82.223.39.221 ip4:82.223.65.80 ip4:141.193.213.10 ip4:141.193.213.11 ip4:143.244.84.0/24 ip4:185.195.98.76 include:_spf.google.com include:servers.mcsv.net include:spf.sendinblue.com include:26209135.spf01.hubspotemail.net mx ~all
softfail (~all)
DMARC
v=DMARC1; p=none; rua=mailto:dmarc@peldano.com; ruf=mailto:dmarc@peldano.com;
policy: none (monitoring only)
DKIM
Show 4 DKIM selectors
  • default: v=DKIM1; k=rsa; s=email; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDLb8QN+qGAeSuGV8FK9bPzMTg3cvELPKELAjdIKvZ9022Rfym9E07lb3XFpUdviMG/5OwBCx9XH…
  • google: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA4uQiFml24BXmuWJBTjcyYnODSCIDIiVPcONCs66gzM58Nnb0fTfNxxL3pX6WKRsDbkMOFZWmHKtyiK…
  • k1: k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDbNrX2cY/GUKIFx2G/1I00ftdAj713WP9AQ1xir85i89sA2guU0ta4UX1Xzm06XIU6iBP41VwmPwBGRNofhBVR+e6WHUo…
  • mail: k=rsa;p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDeMVIzrCa3T14JsNY0IRv5/2V1/v2itlviLQBwXsa7shBD6TrBkswsFUToPyMRWC9tbR/5ey0nRBH0ZVxp+lsmTxid2Y2z…
selectors probed

Certificate (current)

WE1
from 2026-04-08 to 2026-07-07
Expires in 47 days

Full certificate history on crt.sh ↗

Linked from (1)