learnosm.org

.org crawl

First seen 2026-05-09 · Last seen 2026-05-09 · ok HTTP/1.1 200 505 ms crawled 2026-05-15

US · 185.199.110.153 · AS54113 Fastly, Inc.

Reputation 95/100 weak security headers

Classifying

Technology

CDN: Fastly
Server: GitHub.com

DNS records live

NS

ns-1251.awsdns-28.org
ns-1997.awsdns-57.co.uk
ns-811.awsdns-37.net
ns-92.awsdns-11.com

Email authentication no MX

SPF: not published
DMARC: v=DMARC1;p=quarantine;pct=100;rua=mailto:hotosm-d@dmarc.report-uri.com
policy: quarantine
DKIM: no key found at common selectors

Certificate (current)

R12

from 2026-04-29 to 2026-07-28

Expires in 68 days

Full certificate history on crt.sh ↗

HTTP security headers

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

findings

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

Linked from (1)

droid-break.info×1