greynoise.io
GreyNoise | Real-Time Network Threat Intelligence
Last scanned Jul 26, 2026, 1:49 PM
Overall score
Excellent
Summary
The network edge is your blind spot. This website uses Google Analytics hosted on Cloudflare behind Cloudflare CDN. SEO is good (80/100) and accessibility is excellent (100/100). Security scores excellent (95/100) and performance excellent (90/100). Top issue: Meta description longer than 160 characters.
The network edge is your blind spot. GreyNoise delivers real-time threat intelligence to detect active exploitation, uncover compromised devices, and investigate attacks as they happen.
- United States
- Hosted on Cloudflare
Top issues to fix
4 issues found
Missing X-Content-Type-Options header
SecurityAdd X-Content-Type-Options: nosniff to stop MIME-sniffing attacks.
Meta description longer than 160 characters
SEOTrim the meta description to under 160 characters to avoid truncation in search results.
Missing canonical link
SEOAdd <link rel="canonical"> so search engines know which URL variant to index.
No structured data (JSON-LD) found
SEOAdd JSON-LD (Organization, Article, Product…) to become eligible for rich results.
SEO
3 issue(s) found
Performance
495 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Organization
Company details published in this site's own structured data.
The network edge is your blind spot. GreyNoise delivers real-time threat intelligence to detect active exploitation, uncover compromised devices, and investigate attacks as they happen.
Contact
Email, phone, and address published on this site's own pages.
Meta tags
- Title
- GreyNoise | Real-Time Network Threat Intelligence
- Description
- The network edge is your blind spot. GreyNoise delivers real-time threat intelligence to detect active exploitation, uncover compromised devices, and investigate attacks as they happen.
- Canonical
- Language
- en
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1
- Robots meta
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- Cloudflare
- CDN provider
- Cloudflare
- IP address
- 198.202.211.1
- ASN
- AS209242 (CLOUDFLARESPECTRUM - Cloudflare London, LLC, US)
DNS records
| Type | Value |
|---|---|
| A |
|
| AAAA |
|
| MX | — |
| TXT | — |
| NS |
|
| CAA | — |
| CNAME |
|
| IPv6 support | Yes |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- Google Trust Services
- Subject
- www.greynoise.io
- Valid from
- Jul 28, 2026
- Valid to
- Oct 26, 2026
- Days until expiry
- 89
- SAN domains
- www.greynoise.io
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyEnabled
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsMissing
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 1 cookie(s) observed
Content & assets
Headings
H1 1 · H2 7 · H3 7
Links
33 internal · 12 external · 0 broken
Images
190 total · 0 missing alt
Scripts / Styles
35 scripts · 1 stylesheets
JS / CSS size
999 KB · 514 KB
Page size
188 KB
Robots.txt & Sitemap
- robots.txt
- Found
- Disallow rules
- 0
- sitemap.xml
- Found
- URLs in sitemap
- 677
SEO issues
- Meta description longer than 160 characters
- Missing canonical link
- No structured data (JSON-LD) found
Accessibility issues
No accessibility issues detected.
Careers
| Role | Location | Posted |
|---|---|---|
| Field Marketing Coordinator | United States or Remote | Jul 15, 2026 |
| Regional Sales Manager - Enterprise | United States or Remote | Jun 10, 2026 |
Scan details
- Requested URL
- https://greynoise.io
- Final URL
- https://www.greynoise.io/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 492 ms
- HTML size
- 188 KB
- Redirect chain
- https://greynoise.io → https://www.greynoise.io/
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Frequently asked questions
- What technology does greynoise.io use?
- greynoise.io is built with jQuery, Google Analytics.
- Is greynoise.io secure (HTTPS)?
- Yes. greynoise.io uses TLS 1.3 with a certificate issued by Google Trust Services, valid until Oct 26, 2026.
- Who hosts greynoise.io?
- greynoise.io is hosted on Cloudflare, behind Cloudflare CDN.
- What is greynoise.io's SEO score?
- greynoise.io scored 80/100 for SEO in the latest analysis (great).
- What is greynoise.io's overall website score?
- greynoise.io has an overall SiteGraph score of 90/100, combining SEO, performance, security, and accessibility.
- Is greynoise.io hiring?
- Yes. greynoise.io has 2 open roles listed on their careers page.
OpenGraph & Twitter Card
OpenGraph
Twitter Card