nagios.org

.org crawl

First seen 2026-04-11 · Last seen 2026-05-15 · ok HTTP/1.1 200 17087 ms crawled 2026-04-30

US · 45.79.21.111 · AS63949 Akamai Connected Cloud

Reputation 100/100

Classifying

HTML metadata

Title

Nagios | Open Source Network Monitoring Solution

Description

Free open source IT monitoring tool with Nagios Core. 25+ years of monitoring servers, networks, applications, and infrastructure. Trusted by 1m+ users worldwide.

Language

en-US

Generator

WordPress 6.9.4

Canonical

https://www.nagios.org/

Feeds

Open Graph

url: https://www.nagios.org/
title: Nagios: Free Open Source IT Monitoring Tools
locale: en_US
site name: Nagios Open Source
description: Prevent IT downtime before it impacts your systems with Nagios Core – the free, open source monitoring solution trusted by 1M+ users worldwide. Monitor severs, networks & applications with powerful community-driven tools.
updated time: 2026-04-15T15:23:37-06:00

Technology

Server: Apache
CMS: WordPress

Analytics

Fathom
Google Tag Manager

Third-party hosts loaded (5)

www.nagios.com×14
cdn.usefathom.com×2
cdn-cookieyes.com×1
gmpg.org×1
www.googletagmanager.com×1

Social

Registration

Registrar

eNom, LLC

Created

2001-05-03

Expires

2032-05-03 2176 days left

Updated

2025-06-20

Name servers

greg.ns.cloudflare.com
pearl.ns.cloudflare.com

Certificate (current)

Sectigo Public Server Authentication CA DV R36

from 2025-09-10 to 2026-10-12

Expires in 146 days

Full certificate history on crt.sh ↗