indexo.dev

courselore.org

.org crawl

First seen 2026-04-13 · Last seen 2026-05-06 · ok HTTP/1.1 200 514 ms crawled 2026-05-06

US · 178.156.183.121 · AS213230 Hetzner Online GmbH

Reputation 97/100 dmarc monitor-only

Classifying

HTML metadata

Title
Courselore
Description
Communication platform for education

Social

Registration

Registrar
NameCheap, Inc.
Created
2021-01-11
Expires
2027-01-11 236 days left
Updated
2025-12-17
Name servers
  • dns1.registrar-servers.com
  • dns2.registrar-servers.com

DNS records live

NS
  • dns1.registrar-servers.com
  • dns2.registrar-servers.com
MX
  • 10 eforward1.registrar-servers.com
  • 10 eforward2.registrar-servers.com
  • 10 eforward3.registrar-servers.com
  • 15 eforward4.registrar-servers.com
  • 20 eforward5.registrar-servers.com
TXT
  • google-site-verification=6G3xa9lFpIYQLMd0nPpkkEsPOLdPnLrerrTVxd2THOc

Email authentication strong

SPF
v=spf1 include:spf.efwd.registrar-servers.com ~all
softfail (~all)
DMARC
v=DMARC1; p=none
policy: none (monitoring only)
DKIM
no key found at common selectors

Certificate (current)

E7
from 2026-03-13 to 2026-06-11
Expires in 23 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 95/100 Checked live page: https://courselore.org/

present
  • strict-transport-security
  • content-security-policy
  • x-frame-options
  • x-content-type-options
  • referrer-policy
  • permissions-policy
  • cross-origin-opener-policy
  • cross-origin-embedder-policy
  • cross-origin-resource-policy
findings
  • CSP allows unsafe inline scripts/styles
Header values
referrer-policy
no-referrer
x-frame-options
DENY
permissions-policy
interest-cohort=()
x-content-type-options
nosniff
content-security-policy
default-src 'none'; manifest-src 'self'; style-src 'self' 'unsafe-inline'; script-src 'self'; worker-src 'self'; connect-src 'self'; img-src 'self' data: blob:; media-src 'self' data: blob:; font-src 'self'; base-uri 'none'; form-action 'self'; frame-ancestors 'none'
strict-transport-security
max-age=31536000; includeSubDomains; preload
cross-origin-opener-policy
same-origin
cross-origin-embedder-policy
require-corp
cross-origin-resource-policy
same-origin

Links to (1)

Linked from (1)