nagios.org
Nagios | Open Source Network Monitoring Solution
Last scanned Jul 26, 2026, 5:17 AM · 1 view
Overall score
Great
Summary
Nagios Core is a powerful open source monitoring engine with support for plugins, add-ons, NCPA, Mod-Gearman, and community-driven integrations. This website uses WordPress hosted on AKAMAI-LINODE-AP - Akamai Connected Cloud, SG. SEO is excellent (100/100) and accessibility is excellent (100/100). Security scores fair (65/100) and performance excellent (90/100).
Nagios Core is a powerful open source monitoring engine with support for plugins, add-ons, NCPA, Mod-Gearman, and community-driven integrations.
- United States
- Hosted on AKAMAI-LINODE-AP - Akamai Connected Cloud, SG
Top issues to fix
4 issues found · 2 high priority
Missing Strict-Transport-Security header
SecurityAdd HSTS so browsers always use HTTPS — this closes the protocol-downgrade attack window.
Missing Content-Security-Policy header
SecurityAdd a CSP to control which sources can run scripts — the strongest single defense against XSS.
Missing X-Content-Type-Options header
SecurityAdd X-Content-Type-Options: nosniff to stop MIME-sniffing attacks.
Missing X-Frame-Options header
SecurityAdd X-Frame-Options (or a CSP frame-ancestors rule) to prevent clickjacking via hidden iframes.
SEO
0 issue(s) found
Performance
545 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Organization
Company details published in this site's own structured data.
Nagios Core is a powerful open source monitoring engine with support for plugins, add-ons, NCPA, Mod-Gearman, and community-driven integrations.
Contact
Email, phone, and address published on this site's own pages.
- Phone
- 18886244671
Source: https://www.nagios.org/contact
Meta tags
- Title
- Nagios | Open Source Network Monitoring Solution
- Description
- Nagios Core is a powerful open source monitoring engine with support for plugins, add-ons, NCPA, Mod-Gearman, and community-driven integrations.
- Canonical
- https://www.nagios.org/
- Language
- en-US
- Charset
- UTF-8
- Viewport
- width=device-width, initial-scale=1.0
- Robots meta
- follow, index, max-snippet:-1, max-video-preview:-1, max-image-preview:large
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- AKAMAI-LINODE-AP - Akamai Connected Cloud, SG
- CDN provider
- —
- IP address
- 45.79.21.111
- ASN
- AS63949 (AKAMAI-LINODE-AP - Akamai Connected Cloud, SG)
DNS records
| Type | Value |
|---|---|
| A |
|
| AAAA | — |
| MX | — |
| TXT | — |
| NS | — |
| CAA | — |
| CNAME |
|
| IPv6 support | No |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- Sectigo Limited
- Subject
- *.nagios.org
- Valid from
- Sep 10, 2025
- Valid to
- Oct 11, 2026
- Days until expiry
- 75
- SAN domains
- *.nagios.org, nagios.org
Security headers
- Strict-Transport-SecurityMissing
- Content-Security-PolicyMissing
- X-Frame-OptionsMissing
- X-Content-Type-OptionsMissing
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 1 · H2 8 · H3 20
Links
29 internal · 26 external · 0 broken
Images
26 total · 0 missing alt
Scripts / Styles
48 scripts · 9 stylesheets
JS / CSS size
220 KB · 600 KB
Page size
204 KB
Robots.txt & Sitemap
- robots.txt
- Found
- Disallow rules
- 1
- sitemap.xml
- Found
- URLs in sitemap
- -1
SEO issues
No SEO issues detected.
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://nagios.org
- Final URL
- https://www.nagios.org/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 541 ms
- HTML size
- 204 KB
- Redirect chain
- https://nagios.org → https://www.nagios.org/
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Frequently asked questions
- What technology does nagios.org use?
- nagios.org is built with PHP, WordPress, jQuery, Google Analytics, Apache.
- Is nagios.org secure (HTTPS)?
- Yes. nagios.org uses TLS 1.3 with a certificate issued by Sectigo Limited, valid until Oct 11, 2026.
- Who hosts nagios.org?
- nagios.org is hosted on AKAMAI-LINODE-AP - Akamai Connected Cloud, SG.
- What is nagios.org's SEO score?
- nagios.org scored 100/100 for SEO in the latest analysis (excellent).
- What is nagios.org's overall website score?
- nagios.org has an overall SiteGraph score of 89/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card