indexo.dev

whosonfirst.org

.org crawl

First seen 2026-04-12 · Last seen 2026-05-19 · ok HTTP/1.1 200 2283 ms crawled 2026-05-05

US · 5.78.79.10 · AS212317 Hetzner Online GmbH

Reputation 70/100 listed in spam blocklist weak security headers

Classifying

HTML metadata

Title
Who’s On First
Description
Who’s on First is a gazetteer of places.

Technology

Server
nginx

Registration

Registrar
CSL Computer Service Langenbach GmbH d/b/a joker.com
Created
2017-12-09
Expires
2026-12-09 202 days left
Updated
2025-07-24
Name servers
  • x.ns.joker.com
  • y.ns.joker.com
  • z.ns.joker.com

DNS records live

NS
  • x.ns.joker.com
  • y.ns.joker.com
  • z.ns.joker.com

Certificate (current)

E7
from 2026-04-12 to 2026-07-11
Expires in 51 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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

Linked from (2)