bigjpg.com
Bigjpg - AI Super-Resolution lossless image enlarging / upscaling tool using Deep Convolutional Neural Networks
Last scanned Jul 26, 2026, 12:49 PM · 2 views
Overall score
Great
Summary
Bigjpg - Image Super-Resolution for Anime-style artworks using the Deep Convolutional Neural Networks without quality loss. This website uses jQuery hosted on TENCENT-NET-AP-CN - Tencent Building, Kejizhongyi Avenue, CN. SEO is good (80/100) and accessibility is good (75/100). Security scores fair (65/100) and performance excellent (100/100). Top issue: Title longer than 60 characters.
Bigjpg - Image Super-Resolution for Anime-style artworks using the Deep Convolutional Neural Networks without quality loss. Photos are also supported.
- Singapore
- Hosted on TENCENT-NET-AP-CN - Tencent Building, Kejizhongyi Avenue, CN
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.
Title longer than 60 characters
SEOShorten the title to under 60 characters so search results don't truncate it.
Missing canonical link
SEOAdd <link rel="canonical"> so search engines know which URL variant to index.
+3 more issues — details in the sections below.
SEO
3 issue(s) found
Performance
592 ms
Security
HTTPS & header checks
Accessibility
2 issue(s) found
Organization
Company details published in this site's own structured data.
Bigjpg - Image Super-Resolution for Anime-style artworks using the Deep Convolutional Neural Networks without quality loss. Photos are also supported.
Contact
Email, phone, and address published on this site's own pages.
- i@bigjpg.com
Meta tags
- Title
- Bigjpg - AI Super-Resolution lossless image enlarging / upscaling tool using Deep Convolutional Neural Networks
- Description
- Bigjpg - Image Super-Resolution for Anime-style artworks using the Deep Convolutional Neural Networks without quality loss. Photos are also supported.
- Canonical
- Language
- Charset
- UTF-8
- Viewport
- width=device-width, initial-scale=1
- Robots meta
- index, follow, archive
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- TENCENT-NET-AP-CN - Tencent Building, Kejizhongyi Avenue, CN
- CDN provider
- —
- IP address
- 43.167.18.108
- ASN
- AS132203 (TENCENT-NET-AP-CN - Tencent Building, Kejizhongyi Avenue, CN)
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
- bigjpg.com
- Valid from
- Jun 11, 2026
- Valid to
- Sep 9, 2026
- Days until expiry
- 42
- SAN domains
- bigjpg.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 0 · H3 4
Links
32 internal · 11 external · 0 broken
Images
3 total · 1 missing alt
Scripts / Styles
7 scripts · 2 stylesheets
JS / CSS size
299 KB · 84.3 KB
Page size
74.4 KB
Robots.txt & Sitemap
- robots.txt
- Found
- Disallow rules
- 0
- sitemap.xml
- Found
- URLs in sitemap
- 26
SEO issues
- Title longer than 60 characters
- Missing canonical link
- No structured data (JSON-LD) found
Accessibility issues
- More than 20% of images are missing alt text
- Missing <html lang> attribute
Scan details
- Requested URL
- https://bigjpg.com
- Final URL
- https://bigjpg.com
- HTTP status
- 200
- HTTP version
- HTTP/1.1
- Response time
- 591 ms
- HTML size
- 74.4 KB
- Redirect chain
- https://bigjpg.com
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Frequently asked questions
- What technology does bigjpg.com use?
- bigjpg.com is built with Bootstrap, jQuery.
- Is bigjpg.com secure (HTTPS)?
- Yes. bigjpg.com uses TLS 1.2 with a certificate issued by Let's Encrypt, valid until Sep 9, 2026.
- Who hosts bigjpg.com?
- bigjpg.com is hosted on TENCENT-NET-AP-CN - Tencent Building, Kejizhongyi Avenue, CN.
- What is bigjpg.com's SEO score?
- bigjpg.com scored 80/100 for SEO in the latest analysis (great).
- What is bigjpg.com's overall website score?
- bigjpg.com has an overall SiteGraph score of 80/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card