microservices.io

.io crawl

First seen 2026-04-14 · Last seen 2026-05-12 · ok HTTP/1.1 200 1431 ms crawled 2026-05-07

US · 185.199.109.153 · AS54113 Fastly, Inc.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title

What are microservices?

Feeds

Atom Atom

Open Graph

url: http://microservices.io/index.html
title: What are microservices?
site name: microservices.io
description: Microservices - also known as the microservice architecture - is an architectural style that structures an application as a collection of loosely coupled services, which implement business capabilities. The microservice architecture enables the continuous delivery/deployment of large, complex applications. It also enables an organization to evolve its technology stack.

Technology

CDN: Fastly
Server: GitHub.com

Analytics

Google Tag Manager

Third-party hosts loaded (6)

eventuate.io×1
github.com×1
gravatar.com×1
load.sumome.com×1
static.ctctcdn.com×1
www.googletagmanager.com×1

Social

DNS records live

NS

ns1.dnsimple.com
ns2.dnsimple-edge.net
ns3.dnsimple.com
ns4.dnsimple-edge.org

MX

10 mxa.mailgun.org
10 mxb.mailgun.org

TXT

ALIAS for cer.github.io
OSSRH-69152

Email authentication partial

SPF: v=spf1 include:mailgun.org ~all
softfail (~all)
DMARC: not published
DKIM: no key found at common selectors

Certificate (current)

R12

from 2026-05-02 to 2026-07-31

Expires in 73 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://microservices.io/

findings

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

Links to (7)

Linked from (5)