What technology does jetbrains.com.cn use?

We did not detect any specific technologies for jetbrains.com.cn in the latest scan.

Is jetbrains.com.cn secure (HTTPS)?

Yes. jetbrains.com.cn uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Aug 30, 2026.

Who hosts jetbrains.com.cn?

Hosting provider information for jetbrains.com.cn is not available yet.

What is jetbrains.com.cn's SEO score?

jetbrains.com.cn scored 65/100 for SEO in the latest analysis (fair).

What is jetbrains.com.cn's overall website score?

jetbrains.com.cn has an overall SiteGraph score of 65/100, combining SEO, performance, security, and accessibility.

jetbrains.com.cn

JetBrains: 软件开发者和团队的必备工具

Last scanned Jul 26, 2026, 5:18 AM

Overall score

Fair

Summary

JetBrains 是一家专注于创建智能开发工具的前沿软件公司，产品包括领先的 Java IDE IntelliJ IDEA 和 Kotlin 编程语言。. SEO is fair (65/100) and accessibility is excellent (90/100). Security scores excellent (90/100) and performance poor (20/100). Top issue: No H1 heading found.

JetBrains 是一家专注于创建智能开发工具的前沿软件公司，产品包括领先的 Java IDE IntelliJ IDEA 和 Kotlin 编程语言。

Top issues to fix

7 issues found · 3 high priority

Missing Content-Security-Policy header
Security
Add a CSP to control which sources can run scripts — the strongest single defense against XSS.
No H1 heading found
SEO
Add exactly one H1 describing the page's main topic — it anchors the document outline for search engines and screen readers.
Slow estimated load (6.1s)
Performance
Use a CDN, enable caching/compression, and cut render-blocking assets — every extra second costs conversions.
No structured data (JSON-LD) found
SEO
Add JSON-LD (Organization, Article, Product…) to become eligible for rich results.
Missing OpenGraph tags
SEO
Add og:title/og:description/og:image so shared links render a proper preview card.
robots.txt not found
SEO
Publish /robots.txt with a Sitemap: directive to guide crawlers.

+1 more issue — details in the sections below.

SEO

5 issue(s) found

Performance

6.09 s

Security

HTTPS & header checks

Accessibility

1 issue(s) found

Not enough scan history yet to show a trend — check back after this site has been re-scanned a few more times.

Organization

Company details published in this site's own structured data.

JetBrains 是一家专注于创建智能开发工具的前沿软件公司，产品包括领先的 Java IDE IntelliJ IDEA 和 Kotlin 编程语言。

Contact

Email, phone, and address published on this site's own pages.

Email: academy@jetbrains.com classroom@jetbrains.com contribute@jetbrains.com legal@jetbrains.com marketing@jetbrains.com news@jetbrains.com sales.cn@jetbrains.com sales@jetbrains.com support@jetbrains.com usergroups@jetbrains.com

Meta tags

Title: JetBrains: 软件开发者和团队的必备工具
Description: JetBrains 是一家专注于创建智能开发工具的前沿软件公司，产品包括领先的 Java IDE IntelliJ IDEA 和 Kotlin 编程语言。
Canonical: https://www.jetbrains.com.cn/
Language: zh-CN
Charset: utf-8
Viewport: width=device-width, maximum-scale=1
Robots meta
Manifest: https://www.jetbrains.com.cn/site.webmanifest

Technologies

Detected frameworks, languages, and tools.

No technologies detected.

Hosting & CDN

Hosting provider: —
CDN provider: —
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: Let's Encrypt
Subject: www.jetbrains.com.cn
Valid from: Jun 1, 2026
Valid to: Aug 30, 2026
Days until expiry: 35
SAN domains: www.jetbrains.com.cn

Security headers

Strict-Transport-SecurityEnabled
Content-Security-PolicyMissing
X-Frame-OptionsEnabled
X-Content-Type-OptionsEnabled
Referrer-PolicyMissing
Permissions-PolicyMissing

Compression: gzip · 0 cookie(s) observed

Content & assets

Headings

H1 0 · H2 0 · H3 0

Links

0 internal · 0 external · 0 broken

Images

0 total · 0 missing alt

Scripts / Styles

14 scripts · 5 stylesheets

JS / CSS size

6.8 MB · 1.3 MB

Page size

1.9 MB

Robots.txt & Sitemap

robots.txt: Not found
Disallow rules: 0
sitemap.xml: Not found
URLs in sitemap: 0

SEO issues

No H1 heading found
No structured data (JSON-LD) found
Missing OpenGraph tags
robots.txt not found
sitemap.xml not found

Scan details

Requested URL: https://jetbrains.com.cn
Final URL: https://www.jetbrains.com.cn/
HTTP status: 200
HTTP version: HTTP/2
Response time: 6.05 s
HTML size: 1.9 MB
Redirect chain: https://jetbrains.com.cn → https://www.jetbrains.com.cn/

See something wrong on this report? Request a correction

Frequently asked questions

What technology does jetbrains.com.cn use?: We did not detect any specific technologies for jetbrains.com.cn in the latest scan.
Is jetbrains.com.cn secure (HTTPS)?: Yes. jetbrains.com.cn uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Aug 30, 2026.
Who hosts jetbrains.com.cn?: Hosting provider information for jetbrains.com.cn is not available yet.
What is jetbrains.com.cn's SEO score?: jetbrains.com.cn scored 65/100 for SEO in the latest analysis (fair).
What is jetbrains.com.cn's overall website score?: jetbrains.com.cn has an overall SiteGraph score of 65/100, combining SEO, performance, security, and accessibility.