indexo.dev

leo-lang.org

.org crawl

First seen 2026-04-13 · Last seen 2026-05-06 · ok HTTP/1.1 200 341 ms crawled 2026-05-06

US · 104.18.5.8 · AS13335 Cloudflare, Inc.

Reputation 100/100

Classifying

HTML metadata

Title
Leo | Zero-Knowledge Programming Language
Description
The first programming language built specifically for zero-knowledge applications.
Language
en

Open Graph

title
Leo | Zero-Knowledge Programming Language
description
The first programming language built specifically for zero-knowledge applications.

Technology

CDN
Cloudflare
CMS
Next.js

Third-party hosts loaded (1)

  • challenges.cloudflare.com×1

Social

Registration

Registrar
NameCheap, Inc.
Created
2020-08-10
Expires
2026-08-10 82 days left
Updated
2025-07-16
Name servers
  • isla.ns.cloudflare.com
  • micah.ns.cloudflare.com

DNS records live

NS
  • isla.ns.cloudflare.com
  • micah.ns.cloudflare.com

Email authentication no MX

SPF
not published
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

WE1
from 2026-04-14 to 2026-07-13
Expires in 55 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://www.leo-lang.org/

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 (5)

Linked from (1)