plantuml.com

.com crawl

First seen 2026-04-12 · Last seen 2026-05-07 · ok HTTP/1.1 200 4238 ms crawled 2026-05-05

DE · 52.57.221.121 · AS16509 Amazon.com, Inc.

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
Open-source tool that uses simple textual descriptions to draw beautiful UML diagrams.
Description
Easily create beautiful UML Diagrams from simple textual description. There are also numerous kind of available diagrams. It's also possible to export images in PNG, LaTeX, EPS, SVG.
Language
en
Canonical
https://plantuml.com/
Translations
  • de
  • en
  • es
  • fr
  • ja
  • ko
  • zh

Open Graph

url
https://plantuml.com/
locale
en
site name
PlantUML.com

Technology

Server
PlantUML
Analytics
  • Google Tag Manager
  • Statcounter
Ads
  • Google AdSense
Third-party hosts loaded (7)
  • img.shields.io×4
  • plantuml.github.io×2
  • cmp.gatekeeperconsent.com×1
  • pagead2.googlesyndication.com×1
  • the.gatekeeperconsent.com×1
  • www.googletagmanager.com×1
  • www.statcounter.com×1

Social

Registration

Registrar
No-IP Technologies, LLC
Created
2010-11-28
Expires
2026-11-28 193 days left
Updated
2025-09-06
Name servers
  • falcon.ezoicns.com
  • rabbit.ezoicns.com
  • somali.ezoicns.com
  • turkey.ezoicns.com

DNS records live

NS
  • falcon.ezoicns.com
  • rabbit.ezoicns.com
  • somali.ezoicns.com
  • turkey.ezoicns.com
MX
  • 5 mx.noip.com

Certificate (current)

E8
from 2026-03-27 to 2026-06-25
Expires in 37 days

HTTP security headers

Header hygiene 30/100 Checked live page: https://plantuml.com/

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

Links to (6)

Linked from (2)