# Nagios

Nagios XI is commercial IT infrastructure monitoring software that runs on the customer's own Linux server. It runs plugins against hosts and services at set intervals, compares each result against warning and critical ranges, and notifies assigned contacts. Nagios Core is the open-source engine underneath XI, which adds the web interface, configuration wizards, database, reporting, dashboards and API.

Page: https://slateindex.ai/brand/nagios · data of 2026-11-03

## Facts

- Founded: 2007
- Headquarters: Saint Paul, MN, United States
- Employees: 11–50
- Company type: Private, bootstrapped
- Latest funding: Bootstrapped
- Deployment: Self-hosted on infrastructure you control, including air-gapped and regulated environments
- Best for: IT teams that need self-hosted monitoring of servers, network devices and services, with licensing by node count.

## Products

- Nagios XI: Commercial, self-hosted infrastructure monitoring software with web interface, reporting, dashboards and API.
- Nagios Log Server: Centralized collection, search, alerting and archiving of syslog, Windows Event Logs and application logs.
- Nagios Network Analyzer: NetFlow, sFlow and IPFIX analysis for bandwidth monitoring and traffic inspection.
- Nagios Fusion: Unified view of multiple monitoring servers for centralized management.
- Nagios Core: Open-source monitoring engine that Nagios XI is built on.

## Rankings

| Category | Rank | Visibility | Mentions |
|---|---|---|---|
| Observability | 40 of 45 | 0.0 | 0 |

## By engine

| Engine | Visibility | Mention rate |
|---|---|---|
| chatgpt | 0.0 | 0.0% |
| google_ai_mode | 0.0 | 0.0% |
| perplexity | 0.0 | 0.0% |

## Definitions

- Visibility (0–100): how often and how high AI answers name the brand, weighted by position.
- Mention rate: share of collected AI answers that name the brand.
- Share of voice: the brand's mentions as a share of all brand mentions in the category.
- Citation authority: share of answers naming the brand that cite the brand's own site.

Cite as: SlateIndex, “Nagios AI visibility profile”, https://slateindex.ai/brand/nagios, data of 2026-11-03. Licence: CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/).