zio.dev

.dev crawl

First seen 2026-04-11 · Last seen 2026-05-19 · ok HTTP/1.1 200 1358 ms crawled 2026-05-19

DE · 35.157.26.135 · AS16509 Amazon.com, Inc.

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title

ZIO

Description

Type-safe, composable asynchronous and concurrent programming for Scala

Language

Generator

Docusaurus v3.10.1

Canonical

https://zio.dev/

Translations

Feeds

ZIO RSS Feed RSS
ZIO Atom Feed Atom

Open Graph

url: https://zio.dev/
title: ZIO
locale: en
description: Type-safe, composable asynchronous and concurrent programming for Scala

Technology

CDN: Netlify

Analytics

Google Analytics
Google Tag Manager

Fonts

Google Fonts

Third-party hosts loaded (6)

www.google-analytics.com×3
fonts.googleapis.com×2
www.googletagmanager.com×2
fonts.gstatic.com×1
i.ytimg.com×1
iax8grsweq-dsn.algolia.net×1

Social

DNS records live

NS

dns1.p01.nsone.net
dns2.p01.nsone.net
dns3.p01.nsone.net
dns4.p01.nsone.net

MX

1 aspmx.l.google.com
10 alt3.aspmx.l.google.com
10 alt4.aspmx.l.google.com
5 alt1.aspmx.l.google.com
5 alt2.aspmx.l.google.com

Verified for

Google

Email authentication weak

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

Certificate (current)

from 2026-03-31 to 2026-06-29

Expires in 39 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://zio.dev/

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