proserva.co

.co crawl

First seen 2026-05-31 · Last seen 2026-06-01 · ok HTTP/1.1 200 225 ms crawled 2026-06-01

US · 198.202.211.1 · AS209242 Cloudflare London, LLC

Reputation 94/100 dmarc monitor-only

Classifying

HTML metadata

Title
Proserva - The All-in-One Improvement Platform for Educators
Description
Proserva helps educators improve their craft and advance their careers through relevant, remote, and personalized professional learning experiences. With Proserva, you can access high-quality content, observe classrooms, receive feedback, and earn licensure renewal, add-on, or initial license from anywhere, at any time.

Open Graph

title
Proserva - The All-in-One Improvement Platform for Educators
description
Proserva helps educators improve their craft and advance their careers through relevant, remote, and personalized professional learning experiences. With Proserva, you can access high-quality content, observe classrooms, receive feedback, and earn licensure renewal, add-on, or initial license from anywhere, at any time.

Technology

CDN
Cloudflare
jQuery
3.5.1

Third-party hosts loaded (3)

  • cdn.prod.website-files.com×79
  • d3e54v103j8qbb.cloudfront.net×1
  • www.google.com×1

DNS records live

NS
  • marvin.ns.cloudflare.com
  • raquel.ns.cloudflare.com
MX
  • 1 aspmx.l.google.com
  • 10 alt3.aspmx.l.google.com
  • 10 alt4.aspmx.l.google.com
  • 5 alt1.aspmx.l.google.com
  • 5 alt2.aspmx.l.google.com
Verified for
  • Google
  • Stripe

Email authentication partial

SPF
v=spf1 include:_spf.google.com include:sendgrid.net include:20706282.spf04.hubspotemail.net ~all
softfail (~all)
DMARC
v=DMARC1; p=none;
policy: none (monitoring only)
DKIM
  • s1: k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA6RcmcYNZJjR+4OL7rmQdYG34ix5bTK/KN+T2Wo5Z+rWubkJqrTSpgBN96sRbHvx2DxvN6iCtJmgJrG9YI9…
  • s2: k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAr1NBlJa42kpic/YzI6X9Exk57Iyq36hRWFCwYxpabBRGWfIlHsrPoSJ4vC+cJ0Ql3rFJiwtnF8yM5U4Qzi…
selectors probed

Certificate (current)

WE1
from 2026-04-22 to 2026-07-21
Expires in 48 days

HTTP security headers

Header hygiene 50/100 Checked live page: https://proserva.co/

present
  • strict-transport-security
findings
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
strict-transport-security
max-age=31536000

Links to (3)

Linked from (1)