indexo.dev

hardproblems.com

.com crawl

First seen 2026-04-15 · Last seen 2026-05-11 · ok HTTP/1.1 200 1653 ms crawled 2026-05-11

US · 188.114.97.3 · AS13335 Cloudflare, Inc.

Reputation 94/100 dmarc monitor-only

Classifying

HTML metadata

Title
Hard Problems
Description
Helping tech people to work on the hard problems that matter in the world: problems like public health, climate change, poverty, and good government.
Language
en

Open Graph

url
https://hardproblems.com
title
Hard Problems
description
A not-for-profit helping tech people to work on the hard problems that matter in the world.

Technology

CDN
Cloudflare
CMS
Next.js

Third-party hosts loaded (1)

  • embeds.beehiiv.com×1

Social

Registration

Registrar
Tucows Domains Inc.
Created
2003-08-16
Expires
2026-09-28 131 days left
Updated
2025-09-27
Name servers
  • burt.ns.cloudflare.com
  • diva.ns.cloudflare.com

DNS records live

NS
  • burt.ns.cloudflare.com
  • diva.ns.cloudflare.com
MX
  • 1 smtp.google.com
TXT
  • google-site-verification=zQG7X1ZhpfMlG_VuRzG-pmko3DYrMFxJU99PtsshJsg
  • google-site-verification=aM2QYDndVOUTxXttKbl3HwwHb1azWWSa7sI9V_2lrzc

Email authentication weak

SPF
not published
DMARC
v=DMARC1; p=none; rua=mailto:newsletter@hardproblems.com
policy: none (monitoring only)
DKIM
no key found at common selectors

Certificate (current)

WE1
from 2026-05-09 to 2026-08-07
Expires in 79 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://www.hardproblems.com/

present
  • strict-transport-security
findings
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
strict-transport-security
max-age=63072000

Links to (10)

Linked from (1)