indexo.dev

courses-online.net

.net crawl

First seen 2026-05-01 · Last seen 2026-05-19 · ok HTTP/1.1 200 415 ms crawled 2026-05-08

US · 70.32.23.79 · AS55293 A2 Hosting, Inc.

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title
Site in development

Technology

Server
LiteSpeed

Registration

Registrar
NameCheap, Inc.
Created
2004-10-07
Expires
2027-01-01 225 days left
Updated
2025-12-02
Name servers
  • ns1.a2hosting.com
  • ns2.a2hosting.com
  • ns3.a2hosting.com
  • ns4.a2hosting.com

DNS records live

NS
  • ns1.a2hosting.com
  • ns2.a2hosting.com
  • ns3.a2hosting.com
  • ns4.a2hosting.com
MX
  • 0 courses-online.net

Email authentication weak

SPF
v=spf1 ip4:70.32.23.79 include:spf.a2hosting.com +a +mx +ip4:68.66.216.60 +ip4:68.66.224.32 ~all
softfail (~all)
DMARC
not published
DKIM
  • default: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAx4GwQnlU3TO4hgXugcjp9nDKo20A8sxvYpVt4wWWEc6Irui6xzh5Vjk1pezisJF9IVUQ7JtoMyEJ3c…
selectors probed

Certificate (current)

R13
from 2026-04-24 to 2026-07-23
Expires in 63 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 70/100 Checked live page: https://courses-online.net/

present
  • strict-transport-security
  • x-frame-options
  • x-content-type-options
findings
  • missing Content Security Policy
  • missing Referrer Policy
  • missing Permissions Policy
Header values
x-frame-options
SAMEORIGIN
x-content-type-options
nosniff
strict-transport-security
max-age=63072000; includeSubDomains

Linked from (1)