indexo.dev

submitty.org

.org crawl

First seen 2026-05-07 · Last seen 2026-05-07 · ok HTTP/1.1 200 694 ms crawled 2026-05-14

US · 185.199.108.153 · AS54113 Fastly, Inc.

Reputation 87/100 weak security headers no dmarc policy

sector other type homepage

HTML metadata

Title
Redirecting…
Language
en-US
Canonical
https://submitty.org/index/overview

Technology

CDN
Fastly
Server
GitHub.com

Registration

Registrar
Squarespace Domains II LLC
Created
2016-05-13
Expires
2027-05-13 357 days left
Updated
2026-05-03
Name servers
  • ns-cloud-b1.googledomains.com
  • ns-cloud-b4.googledomains.com
  • ns-cloud-b2.googledomains.com
  • ns-cloud-b3.googledomains.com

DNS records live

NS
  • ns-cloud-b1.googledomains.com
  • ns-cloud-b2.googledomains.com
  • ns-cloud-b3.googledomains.com
  • ns-cloud-b4.googledomains.com
MX
  • 10 mxa.mailgun.org
  • 10 mxb.mailgun.org

Email authentication weak

SPF
v=spf1 include:mailgun.org ~all
softfail (~all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

R13
from 2026-03-25 to 2026-06-23
Expires in 33 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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

Linked from (1)