concurrency-theory.org

.org crawl

First seen 2026-04-14 · Last seen 2026-05-06 · ok HTTP/1.1 200 327 ms crawled 2026-05-07

DE · 141.23.70.100 · AS680 Verein zur Foerderung eines Deutschen Forschungsnetzes e.V.

Reputation 100/100

sector tech type blog

HTML metadata

Title
Concurrency Theory | Let’s tame some concurrent and distributed systems!
Description
Let’s tame some concurrent and distributed systems!
Language
en-US
Generator
Jekyll v4.4.1
Canonical
/

Open Graph

url
/
title
Concurrency Theory
locale
en_US
site name
Concurrency Theory
description
Let’s tame some concurrent and distributed systems!

Technology

Server
nginx

Social

Registration

Registrar
INWX GmbH
Created
2007-10-17
Expires
2026-10-17 149 days left
Updated
2025-12-01
Name servers
  • ns.inwx.de
  • ns2.inwx.de
  • ns3.inwx.eu

DNS records live

NS
  • ns.inwx.de
  • ns2.inwx.de
  • ns3.inwx.eu

Email authentication no MX

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

Certificate (current)

E8
from 2026-04-17 to 2026-07-16
Expires in 56 days

HTTP security headers

Header hygiene 60/100 Checked live page: https://concurrency-theory.org/

present
  • strict-transport-security
  • x-frame-options
findings
  • missing Content Security Policy
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
x-frame-options
SAMEORIGIN
strict-transport-security
max-age=31536000; preload

Links to (1)

Linked from (1)