indexo.dev

simplicity-lang.org

.org crawl

First seen 2026-04-14 · Last seen 2026-05-07 · ok HTTP/1.1 200 952 ms crawled 2026-05-07

US · 34.66.95.118 · AS396982 Google LLC

Reputation 92/100 no dmarc policy

sector tech type homepage

HTML metadata

Title
Simplicity: Next-Generation Smart Contracts for Bitcoin
Description
Build secure, transparent Bitcoin smart contracts with Simplicity. Learn, write, and deploy powerful contracts using Simplicity and SimplicityHL.
Language
en

Open Graph

url
https://simplicity-lang.org/
title
Simplicity: Next-Generation Smart Contracts for Bitcoin
locale
en_US
site name
Simplicity
description
Build secure, transparent Bitcoin smart contracts with Simplicity. Learn, write, and deploy powerful contracts using Simplicity and SimplicityHL.

Technology

CMS
Next.js
Analytics
  • Google Tag Manager

Third-party hosts loaded (1)

  • www.googletagmanager.com×1

Social

Registration

Registrar
NameCheap, Inc.
Created
2025-05-20
Expires
2027-05-20 366 days left
Updated
2026-04-25
Name servers
  • dns1.registrar-servers.com
  • dns2.registrar-servers.com

DNS records live

NS
  • dns1.registrar-servers.com
  • dns2.registrar-servers.com
MX
  • 10 eforward1.registrar-servers.com
  • 10 eforward2.registrar-servers.com
  • 10 eforward3.registrar-servers.com
  • 15 eforward4.registrar-servers.com
  • 20 eforward5.registrar-servers.com
TXT
  • google-site-verification=tFhyQ9NRT9MYO8W1H6-qXk94uY4u6vhbhQYxpnQzj-4
  • bc7c8880-d9fa-4a59-9ffc-303484fa216c

Email authentication partial

SPF
v=spf1 include:spf.efwd.registrar-servers.com ~all
softfail (~all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

R12
from 2026-03-27 to 2026-06-25
Expires in 38 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://simplicity-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=31536000; includeSubDomains

Links to (4)

Linked from (1)