indexo.dev

jupyter.org

.org crawl

First seen 2026-04-11 · Last seen 2026-05-19 · ok HTTP/1.1 200 324 ms crawled 2026-05-18

US · 185.199.111.153 · AS54113 Fastly, Inc.

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title
Project Jupyter | Home
Description
The Jupyter Notebook is a web-based interactive computing platform. The notebook combines live code, equations, narrative text, visualizations, interactive dashboards and other media.
Language
en
Canonical
https://jupyter.org/

Open Graph

url
https://jupyter.org
title
Project Jupyter
description
The Jupyter Notebook is a web-based interactive computing platform. The notebook combines live code, equations, narrative text, visualizations, interactive dashboards and other media.

Technology

CDN
Fastly
Server
GitHub.com
Analytics
  • Plausible

Third-party hosts loaded (4)

  • cdn.jsdelivr.net×1
  • hachyderm.io×1
  • js.hsforms.net×1
  • plausible.io×1

Social

Contact

Address
st community newshbspt.forms.create({ portalId: "81123

Registration

Registrar
Key-Systems GmbH
Created
2014-04-23
Expires
2030-04-23 1434 days left
Updated
2025-11-20
Name servers
  • marek.ns.cloudflare.com
  • vida.ns.cloudflare.com

DNS records live

NS
  • marek.ns.cloudflare.com
  • vida.ns.cloudflare.com
MX
  • 1 smtp.google.com
  • 10 mxa.mailgun.org
  • 10 mxb.mailgun.org
TXT
  • google-site-verification=fVlDepxF22JWcfBgNXuupDKogRCzKmILf8pUE2Dmtw4
  • google-site-verification=jYjylQP5dxEXkTnNQ0VFEvcRe18Pf5dzBQFBJJfj4ys
  • google-site-verification=wc8MS2293sObUwmOvVySZ2vsG3Uox_sHkb3hwvtyHZw

Email authentication partial

SPF
v=spf1 include:mailgun.org ~all
softfail (~all)
DMARC
v=DMARC1; p=none; rua=mailto:dmarc-report@ipython.org
policy: none (monitoring only)
DKIM
no key found at common selectors

Certificate (current)

R13
from 2026-04-22 to 2026-07-21
Expires in 62 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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

Links to (27)

Linked from (33)