calsider.es

.es crawl

First seen 2026-04-21 · Last seen 2026-05-17 · ok HTTP/1.1 200 2250 ms crawled 2026-05-14

US · 172.67.132.202 · AS13335 Cloudflare, Inc.

Reputation 87/100 weak security headers no dmarc policy

sector manufacturing type homepage

HTML metadata

Title: Calidad Siderúrgica
Language: es

Technology

CDN: Cloudflare

Third-party hosts loaded (3)

ajax.googleapis.com×1
img.youtube.com×1
www.freeprivacypolicy.com×1

Social

Contact

Phone

DNS records live

NS

javon.ns.cloudflare.com
mallory.ns.cloudflare.com

MX

10 mail.calsider.es

Email authentication weak

SPF: not published
DMARC: not published
DKIM: no key found at common selectors

Certificate (current)

WE1

from 2026-03-18 to 2026-06-17

Expires in 27 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://www.calsider.es/

findings

missing HSTS
missing Content Security Policy
missing frame protection
missing content type protection
missing Referrer Policy
missing Permissions Policy

Links to (2)

calsider.com×2
youtube.com×2

Linked from (2)

alianza-s2e.es×2
calsider.com×1