indexo.dev

opentechschool.org

.org crawl

First seen 2026-04-15 · Last seen 2026-05-10 · ok HTTP/1.1 200 2695 ms crawled 2026-05-10

US · 185.199.108.153 · AS54113 Fastly, Inc.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Free tech education | OpenTechSchool
Description
OpenTechSchool is a movement offering free tech workshops with learning material and in-person learning support. People of all genders, backgrounds, levels, ages come together to learn, to coach or to organize in a cozy and including space provided for hands-on learning.
Language
en

Open Graph

title
Free tech education | OpenTechSchool

Technology

CDN
Fastly
Server
GitHub.com
CMS
Next.js

Social

Contact

Email

Registration

Registrar
Gandi SAS
Created
2012-05-16
Expires
2027-05-16 361 days left
Updated
2025-06-03
Name servers
  • ns-117-c.gandi.net
  • ns-120-b.gandi.net
  • ns-28-a.gandi.net

DNS records live

NS
  • ns-117-c.gandi.net
  • ns-120-b.gandi.net
  • ns-28-a.gandi.net
MX
Show 7 MX records
  • 0 aspmx.l.google.com
  • 10 alt1.aspmx.l.google.com
  • 10 spool.mail.gandi.net
  • 100 aspmx3.googlemail.com
  • 20 alt2.aspmx.l.google.com
  • 40 aspmx2.googlemail.com
  • 50 fb.mail.gandi.net
TXT
  • google-site-verification=DMa4ncoYV8JK8hItpC1P9Ee0W1iNRK052FdFfiIogaQ

Email authentication weak

SPF
v=spf1 include:spf.mandrillapp.com ?all
neutral (?all)
DMARC
not published
DKIM
  • google: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCY9qp2zV0jZk0+f5UEwFibXgg9BiWl+IO6r3+fJoGVfp/vIHPCjgrZSWO8dIGA/2zRfUDO1pkgxesDyGBMZW…
selectors probed

Certificate (current)

R12
from 2026-04-17 to 2026-07-16
Expires in 58 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://opentechschool.org/

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

Links to (4)

Linked from (1)