rocketstudio.com.vn website report
Rocket Studio
Last scanned · 1 view
Overall score
Fair
About rocketstudio.com.vn
rocketstudio.com.vn is a website.
Score profile
Top issues to fix
13 issues found · 6 high priority
TLS certificate expires in -228 days
SecurityRenew now (or enable auto-renewal) — an expired certificate blocks visitors with a full-page browser warning.
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 meta description
SEOAdd a ~150-character meta description to control your search-result snippet and lift click-through rate.
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 viewport meta tag
AccessibilityAdd <meta name="viewport" content="width=device-width, initial-scale=1"> — without it the site is broken on mobile.
+7 more issues — details in the sections below.
How it compares
rocketstudio.com.vn scores higher overall than 7% of the 163,243 sites we have scanned.
vs. All scanned sites
163,243 sitesThe dot is this site; the tick is the typical (median) score for the group. The number on the right is the percentile: the share of the group this site scores above.
Technology stack
No technologies were detected in the latest scan.
Hosting & DNS
- IP address
- 35.240.255.71
- ASN
- —
- IPv6
- Not supported
- HTTP
- HTTP/1.1
Show DNS record values
- A
- 35.240.255.71
- MX
- ASPMX.L.GOOGLE.COM, ALT1.ASPMX.L.GOOGLE.COM, ASPMX4.GOOGLEMAIL.COM, ASPMX5.GOOGLEMAIL.COM, ALT2.ASPMX.L.GOOGLE.COM, ASPMX2.GOOGLEMAIL.COM, ASPMX3.GOOGLEMAIL.COM
- NS
- ns2.zonedns.vn, ns1.zonedns.vn, ns3.zonedns.vn, ns4.zonedns.vn
TXT record contents are not republished; only their count is shown.
Security
rocketstudio.com.vn serves a certificate that fails verification (expired) and sets 0 of 6 recommended security headers.
Security headers0 of 6 set
- HSTSForces HTTPS
- CSPBlocks injected scripts
- X-Frame-OptionsStops clickjacking
- X-Content-TypeStops MIME sniffing
- Referrer-PolicyLimits URL leakage
- Permissions-PolicyRestricts browser features
TLS certificate
- Names covered
- 2
- Cookies set
- 0
Email security
rocketstudio.com.vn scores F for email security, with no SPF record and no DMARC policy.
- SPFNot set
No SPF record: anyone can claim to send mail from this domain.
- DMARCNot set
No DMARC policy: forged mail is not told to be rejected.
- MTA-STSNot set
Not published; mail to this domain can be downgraded to plaintext.
- BIMINot set
Not published (optional).
Performance & carbon
rocketstudio.com.vn scores 100/100 for performance, with an estimated load time of 0.3 s. A visit emits an estimated 0.00 g of CO2 (grade A+).
Page weight
- HTML 198 B
- Est. load
- 254 ms
- Response
- 254 ms
- Scripts / CSS
- 0 / 0
Carbon per visitA+
0.00 g CO2 per uncached view
Estimate from the Sustainable Web Design model. HTML, JavaScript and CSS only; images, video and fonts are not measured. Treat it as a lower bound for comparing pages, not an audit.
SEO & accessibility
rocketstudio.com.vn scores 50/100 for SEO and 85/100 for accessibility, with 7 SEO issues to fix.
Heading structure
No H1 found.
Image alt text
0 images · 0 without alt text · 0 lazy-loaded
Links
SEO issues7
- Missing meta description
- Missing canonical link
- No H1 heading found
- No structured data (JSON-LD) found
- Missing OpenGraph tags
- robots.txt not found
- sitemap.xml not found
Accessibility issues2
- No H1 heading found
- Missing viewport meta tag
Technical details
Page metadata, social tags, crawl files and scan information.
Meta tags
- Title
- Rocket Studio
- Description
- Canonical
- Language
- en-US
- Robots meta
Crawl files
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
Structured data
No JSON-LD types declared.
- Microdata items
- 0
- RDFa items
- 0
Scan
- Final URL
- https://rocketstudio.com.vn
- HTTP status
- 200
- Redirects
- https://rocketstudio.com.vn
- Scanned
- Aug 24, 2026, 1:22 PM
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<a href="https://sitegraph.tech/site/rocketstudio-com-vn"><img src="https://sitegraph.tech/badge/rocketstudio-com-vn.svg" alt="rocketstudio.com.vn on SiteGraph" width="190" height="20" /></a>See something wrong on this report? Request a correction or ask for something to be removed.
Frequently asked questions about rocketstudio.com.vn
- What is rocketstudio.com.vn?
- rocketstudio.com.vn is a website.
- Is rocketstudio.com.vn secure?
- rocketstudio.com.vn serves a certificate that fails verification (expired) and sets 0 of 6 recommended security headers.
- Is rocketstudio.com.vn protected against email spoofing?
- rocketstudio.com.vn scores F for email security, with no SPF record and no DMARC policy.
- How does rocketstudio.com.vn compare with similar sites?
- rocketstudio.com.vn scores higher overall than 7% of the 163,243 sites we have scanned.
- What is rocketstudio.com.vn's overall score?
- rocketstudio.com.vn has an overall SiteGraph score of 63/100, combining SEO (50), performance (100), security (25) and accessibility (85).
Open Graph & Twitter