combinepdf.com
Combine PDF – Online PDF Combiner
Last scanned Aug 24, 2026, 1:21 PM
Overall score
Great
Summary
This free online tool allows combining multiple PDF or image files into a single PDF document. This website uses Express hosted on HVC-AS - HIVELOCITY, Inc., US. SEO is good (85/100) and accessibility is excellent (100/100). Security scores fair (65/100) and performance excellent (100/100). Top issue: No structured data (JSON-LD) found.
This free online tool allows combining multiple PDF or image files into a single PDF document.
- United States
- Hosted on HVC-AS - HIVELOCITY, Inc., US
Top issues to fix
6 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.
No structured data (JSON-LD) found
SEOAdd JSON-LD (Organization, Article, Product…) to become eligible for rich results.
robots.txt not found
SEOPublish /robots.txt with a Sitemap: directive to guide crawlers.
SEO
2 issue(s) found
Performance
212 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Organization
Company details published in this site's own structured data.
This free online tool allows combining multiple PDF or image files into a single PDF document.
Meta tags
- Title
- Combine PDF – Online PDF Combiner
- Description
- This free online tool allows combining multiple PDF or image files into a single PDF document.
- Canonical
- https://combinepdf.com/
- 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
- HVC-AS - HIVELOCITY, Inc., US
- CDN provider
- —
- IP address
- 190.102.106.78
- ASN
- AS29802 (HVC-AS - HIVELOCITY, Inc., US)
DNS records
| Type | Value |
|---|---|
| A |
|
| AAAA | — |
| MX | — |
| TXT |
|
| NS |
|
| CAA | — |
| CNAME | — |
| IPv6 support | No |
TLS / SSL certificate
- Version
- TLS 1.2
- Issuer
- Let's Encrypt
- Subject
- combinepdf.com
- Valid from
- Aug 15, 2026
- Valid to
- Nov 13, 2026
- Days until expiry
- 80
- SAN domains
- combinepdf.com, www.combinepdf.com
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 2 · H3 0
Links
17 internal · 4 external · 0 broken
Images
2 total · 0 missing alt
Scripts / Styles
6 scripts · 1 stylesheets
JS / CSS size
101 KB · 23.1 KB
Page size
16.0 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Found
- URLs in sitemap
- 16
SEO issues
- No structured data (JSON-LD) found
- robots.txt not found
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://combinepdf.com
- Final URL
- https://combinepdf.com
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 212 ms
- HTML size
- 16.0 KB
- Redirect chain
- https://combinepdf.com
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404 Not Found
Frequently asked questions
- What technology does combinepdf.com use?
- combinepdf.com is built with Express, Node.js, Nginx.
- Is combinepdf.com secure (HTTPS)?
- Yes. combinepdf.com uses TLS 1.2 with a certificate issued by Let's Encrypt, valid until Nov 13, 2026.
- Who hosts combinepdf.com?
- combinepdf.com is hosted on HVC-AS - HIVELOCITY, Inc., US.
- What is combinepdf.com's SEO score?
- combinepdf.com scored 85/100 for SEO in the latest analysis (great).
- What is combinepdf.com's overall website score?
- combinepdf.com has an overall SiteGraph score of 87/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card