paiza.io
Online editor and compiler
Last scanned Aug 24, 2026, 1:22 PM
Overall score
Great
Summary
Paiza.IO is online editor and compiler. This website uses Nginx hosted on AWS. SEO is good (80/100) and accessibility is good (85/100). Security scores excellent (90/100) and performance good (85/100). Top issue: Meta description longer than 160 characters.
Paiza.IO is online editor and compiler. Java, Ruby, Python, PHP, Perl, Swift, JavaScript... You can use for learning programming, scraping web sites, or writing batch
- United States
- Hosted on AWS
Top issues to fix
6 issues found · 1 high priority
Missing Content-Security-Policy header
SecurityAdd a CSP to control which sources can run scripts — the strongest single defense against XSS.
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.
sitemap.xml not found
SEOPublish an XML sitemap and reference it from robots.txt to speed up page discovery.
More than 20% of images are missing alt text
AccessibilityAdd alt attributes to the remaining images (use alt="" for purely decorative ones).
2 broken links on the page
SEOFix or remove broken links — they waste crawl budget and erode user trust.
SEO
3 issue(s) found
Performance
272 ms
Security
HTTPS & header checks
Accessibility
1 issue(s) found
Organization
Company details published in this site's own structured data.
Paiza.IO is online editor and compiler. Java, Ruby, Python, PHP, Perl, Swift, JavaScript... You can use for learning programming, scraping web sites, or writing batch
Contact
Email, phone, and address published on this site's own pages.
- info@paiza.io
Meta tags
- Title
- Online editor and compiler
- Description
- Paiza.IO is online editor and compiler. Java, Ruby, Python, PHP, Perl, Swift, JavaScript... You can use for learning programming, scraping web sites, or writing batch
- Canonical
- https://paiza.io/en
- Language
- en
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1.0, minimum-scale=1.0, maximum-scale=1.0, user-scalable=no
- Robots meta
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- AWS
- CDN provider
- —
- IP address
- 52.199.192.64
- ASN
- AS16509 (AMAZON-02 - Amazon.com, Inc., US)
DNS records
| Type | Value |
|---|---|
| A |
|
| AAAA | — |
| MX |
|
| TXT |
|
| NS |
|
| CAA | — |
| CNAME | — |
| IPv6 support | No |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- Amazon
- Subject
- *.paiza.io
- Valid from
- Nov 13, 2025
- Valid to
- Dec 11, 2026
- Days until expiry
- 108
- SAN domains
- *.paiza.io, paiza.io
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyMissing
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyEnabled
- Permissions-PolicyMissing
Compression: gzip · 1 cookie(s) observed
Content & assets
Headings
H1 1 · H2 5 · H3 0
Links
43 internal · 20 external · 2 broken
Images
16 total · 4 missing alt
Scripts / Styles
49 scripts · 9 stylesheets
JS / CSS size
2.6 MB · 158 KB
Page size
23.0 KB
Robots.txt & Sitemap
- robots.txt
- 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
- sitemap.xml not found
Accessibility issues
- More than 20% of images are missing alt text
Scan details
- Requested URL
- https://paiza.io
- Final URL
- https://paiza.io/en/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 272 ms
- HTML size
- 23.0 KB
- Redirect chain
- https://paiza.io → https://paiza.io/en/
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does paiza.io use?
- paiza.io is built with Ruby on Rails, Bootstrap, jQuery, Google Analytics, Google Ads, Meta Pixel, Nginx.
- Is paiza.io secure (HTTPS)?
- Yes. paiza.io uses TLS 1.3 with a certificate issued by Amazon, valid until Dec 11, 2026.
- Who hosts paiza.io?
- paiza.io is hosted on AWS.
- What is paiza.io's SEO score?
- paiza.io scored 80/100 for SEO in the latest analysis (great).
- What is paiza.io's overall website score?
- paiza.io has an overall SiteGraph score of 85/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card