threecore.tech
Three Core — Premium demand, one integration away
Last scanned Aug 1, 2026, 6:00 AM · 10 views
Overall score
Great
Summary
Three Core connects publishers, apps, CTV and SSPs to a curated set of premium buyers through OpenRTB, Prebid.js, or a server-to-server endpoint we run for you. This website uses Cloudflare Analytics behind Cloudflare CDN. SEO is good (75/100) and accessibility is excellent (100/100). Security scores fair (65/100) and performance excellent (100/100). Top issue: Meta description longer than 160 characters.
Three Core connects publishers, apps, CTV and SSPs to a curated set of premium buyers through OpenRTB, Prebid.js, or a server-to-server endpoint we run for you. You keep more of every impression.
Top issues to fix
9 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.
Meta description longer than 160 characters
SEOTrim the meta description to under 160 characters to avoid truncation in search results.
No structured data (JSON-LD) found
SEOAdd JSON-LD (Organization, Article, Product…) to become eligible for rich results.
+3 more issues — details in the sections below.
SEO
4 issue(s) found
Performance
137 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Score history
-1 overall since Jul 25, 2026
- Overall
- 84
- SEO
- 75
- Security
- 65
- Performance
- 100
- Accessibility
- 100
Organization
Company details published in this site's own structured data.
Three Core connects publishers, apps, CTV and SSPs to a curated set of premium buyers through OpenRTB, Prebid.js, or a server-to-server endpoint we run for you. You keep more of every impression.
Contact
Email, phone, and address published on this site's own pages.
Meta tags
- Title
- Three Core — Premium demand, one integration away
- Description
- Three Core connects publishers, apps, CTV and SSPs to a curated set of premium buyers through OpenRTB, Prebid.js, or a server-to-server endpoint we run for you. You keep more of every impression.
- Canonical
- https://threecore.tech/
- 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
- —
- CDN provider
- Cloudflare
- IP address
- —
- ASN
- —
DNS records
| Type | Value |
|---|---|
| A | — |
| AAAA | — |
| MX | — |
| TXT | — |
| NS | — |
| CAA | — |
| CNAME | — |
| IPv6 support | No |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- Google Trust Services
- Subject
- threecore.tech
- Valid from
- Jun 9, 2026
- Valid to
- Sep 7, 2026
- Days until expiry
- 37
- SAN domains
- threecore.tech, *.threecore.tech
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 5 · H3 9
Links
9 internal · 0 external · 9 broken
Images
0 total · 0 missing alt
Scripts / Styles
3 scripts · 2 stylesheets
JS / CSS size
4.8 KB · 0 B
Page size
21.7 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- Meta description longer than 160 characters
- No structured data (JSON-LD) found
- robots.txt not found
- sitemap.xml not found
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://threecore.tech
- Final URL
- https://threecore.tech
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 137 ms
- HTML size
- 21.7 KB
- Redirect chain
- https://threecore.tech
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Frequently asked questions
- What technology does threecore.tech use?
- threecore.tech is built with Cloudflare Analytics.
- Is threecore.tech secure (HTTPS)?
- Yes. threecore.tech uses TLS 1.3 with a certificate issued by Google Trust Services, valid until Sep 7, 2026.
- Who hosts threecore.tech?
- Hosting provider information for threecore.tech is not available yet.
- What is threecore.tech's SEO score?
- threecore.tech scored 75/100 for SEO in the latest analysis (fair).
- What is threecore.tech's overall website score?
- threecore.tech has an overall SiteGraph score of 84/100, combining SEO, performance, security, and accessibility.
- Has threecore.tech's score changed over time?
- threecore.tech's overall score has declined by 1 point (from 85 to 84) since Jul 25, 2026.
OpenGraph & Twitter Card
OpenGraph
Twitter Card