indexo.dev

classroomclipboard.com

.com crawl

First seen 2026-04-15 · Last seen 2026-05-07 · ok HTTP/1.1 200 933 ms crawled 2026-05-11

US · 74.208.217.143 · AS8560 IONOS SE

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title
ClassroomClipboard
Language
en

Technology

Server
Microsoft-IIS

Registration

Registrar
IONOS SE
Created
2006-12-11
Expires
2026-12-11 205 days left
Updated
2025-12-12
Name servers
  • ns1062.ui-dns.biz
  • ns1062.ui-dns.com
  • ns1062.ui-dns.de
  • ns1062.ui-dns.org

DNS records live

NS
  • ns1062.ui-dns.biz
  • ns1062.ui-dns.com
  • ns1062.ui-dns.de
  • ns1062.ui-dns.org
MX
  • 10 mx00.ionos.com
  • 10 mx01.ionos.com

Email authentication partial

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

Certificate (current)

R13
from 2026-04-03 to 2026-07-02
Expires in 44 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 45/100 Checked live page: https://classroomclipboard.com/

present
  • strict-transport-security
findings
  • short HSTS max-age
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
strict-transport-security
max-age=2592000

Linked from (1)