alldatasheet.vn
ALLDATASHEET.VN - Là trang web tìm kiếm bảng dữ liệu, các linh kiện điện tử và chất bán dẫn và các trang tìm kiếm bảng dữ liệu chất bán dẫn khác
Last scanned Aug 3, 2026, 7:00 AM · 5 views
Overall score
Fair
Summary
trang web tìm kiếm bảng dữ liệu các linh kiện điện tử và chất bán dẫn, mạch tích hợp, đi ốt, triacs chất bán dẫn điện. This website uses Google Analytics behind Cloudflare CDN. SEO is fair (60/100) and accessibility is excellent (90/100). Security scores fair (65/100) and performance excellent (100/100). Top issue: Title longer than 60 characters.
trang web tìm kiếm bảng dữ liệu các linh kiện điện tử và chất bán dẫn, mạch tích hợp, đi ốt, triacs chất bán dẫn điện
Top issues to fix
11 issues found · 3 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.
No H1 heading found
SEOAdd exactly one H1 describing the page's main topic — it anchors the document outline for search engines and screen readers.
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.
Title longer than 60 characters
SEOShorten the title to under 60 characters so search results don't truncate it.
+5 more issues — details in the sections below.
SEO
6 issue(s) found
Performance
344 ms
Security
HTTPS & header checks
Accessibility
1 issue(s) found
Score history
+5 overall since Jul 26, 2026
- Overall
- 77
- SEO
- 60
- Security
- 65
- Performance
- 100
- Accessibility
- 90
Organization
Company details published in this site's own structured data.
trang web tìm kiếm bảng dữ liệu các linh kiện điện tử và chất bán dẫn, mạch tích hợp, đi ốt, triacs chất bán dẫn điện
Meta tags
- Title
- ALLDATASHEET.VN - Là trang web tìm kiếm bảng dữ liệu, các linh kiện điện tử và chất bán dẫn và các trang tìm kiếm bảng dữ liệu chất bán dẫn khác
- Description
- trang web tìm kiếm bảng dữ liệu các linh kiện điện tử và chất bán dẫn, mạch tích hợp, đi ốt, triacs chất bán dẫn điện
- Canonical
- Language
- vi
- Charset
- utf-8
- Viewport
- user-scalable=yes, initial-scale=1.0, width=device-width
- 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
- alldatasheet.vn
- Valid from
- Jul 13, 2026
- Valid to
- Oct 11, 2026
- Days until expiry
- 68
- SAN domains
- alldatasheet.vn, *.alldatasheet.vn
Security headers
- Strict-Transport-SecurityMissing
- Content-Security-PolicyMissing
- X-Frame-OptionsMissing
- X-Content-Type-OptionsMissing
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 1 cookie(s) observed
Content & assets
Headings
H1 0 · H2 0 · H3 0
Links
112 internal · 34 external · 20 broken
Images
18 total · 0 missing alt
Scripts / Styles
13 scripts · 3 stylesheets
JS / CSS size
4.4 KB · 4.2 KB
Page size
37.9 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- Title longer than 60 characters
- Missing canonical link
- No H1 heading found
- No structured data (JSON-LD) found
- robots.txt not found
- sitemap.xml not found
Accessibility issues
- No H1 heading found
Scan details
- Requested URL
- https://alldatasheet.vn
- Final URL
- https://www.alldatasheet.vn/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 344 ms
- HTML size
- 37.9 KB
- Redirect chain
- https://alldatasheet.vn → https://www.alldatasheet.vn/
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does alldatasheet.vn use?
- alldatasheet.vn is built with jQuery, Google Analytics, Google Ads.
- Is alldatasheet.vn secure (HTTPS)?
- Yes. alldatasheet.vn uses TLS 1.3 with a certificate issued by Google Trust Services, valid until Oct 11, 2026.
- Who hosts alldatasheet.vn?
- Hosting provider information for alldatasheet.vn is not available yet.
- What is alldatasheet.vn's SEO score?
- alldatasheet.vn scored 60/100 for SEO in the latest analysis (fair).
- What is alldatasheet.vn's overall website score?
- alldatasheet.vn has an overall SiteGraph score of 77/100, combining SEO, performance, security, and accessibility.
- Has alldatasheet.vn's score changed over time?
- alldatasheet.vn's overall score has improved by 5 points (from 72 to 77) since Jul 26, 2026.
OpenGraph & Twitter Card
OpenGraph
Twitter Card