herongyang.com
Registered
Page analyze update date:
2026/05/20 04:37:16
Last whois update date:
2026/06/01 00:14:01
Domain Status
Registered
Paid till
13.10.2026
Available from
12.11.2026
×
![Fullscreen website screenshot]()
herongyang.com Website screenshot
SEO Score
58.22%
85
Score achieved
146
Maximum score
Main Information
Title: Herong's Tutorial Examples
Description: Free tutorial books on programming, information technology, Chinese language, and other topics by Herong Yang
Keywords: Programming, Tutorials, Developer, Books, Free, PHP, ASP, JSP, VBScript, JavaScript, Java, XML, SOAP, Encryption
Page Encoding:
utf-8
Page Filesize: 565 KB
Server Information
IP: 74.208.236.35
Location: United States,US,37.751,-97.822,America/Chicago
Http Server: apache
Encoding: utf-8
Powered by: php/8.3.31
Meta Tags List
- equiv: Content-Type content: text/html; charset=utf-8
- equiv: X-UA-Compatible content: IE=edge
- name: description content: Free tutorial books on programming, information technology, Chinese language, and other topics by Herong Yang
- name: keywords content: Herong, Tutorial, Example
- name: viewport content: width=device-width,initial-scale=1.0,maximum-scale=1.0,user-scalable=0
- name: format-detection content: telephone=no
- name: apple-mobile-web-app-capable content: yes
- name: apple-mobile-web-app-status-bar-style content: black
- property: og:type content: article
- property: og:title content: Herong's Tutorial Examples
- property: og:description content: Free tutorial books on programming, information technology, Chinese language, and other topics by Herong Yang
- property: og:image content: https://www.herongyang.com/_logo.png
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Internal Links
External Links
Whois Information
domain_name: herongyang.com
update_date: 2025-10-14T07:02:25Z
update_time: 1760425345
creation_date: 2005-10-13T04:31:46Z
creation_time: 1129177906
expiration_date: 2026-10-13T04:31:46Z
Whois Raw Data
Domain Name: HERONGYANG.COM
Registrar: IONOS SE
Domain Status: client transfer prohibited
Creation Date: 2005-10-13T04:31:46Z
Registry Expiry Date: 2026-10-13T04:31:46Z
Updated Date: 2025-10-14T07:02:25Z
Name Server: NS1086.UI-DNS.BIZ
Name Server: NS1086.UI-DNS.COM
Name Server: NS1086.UI-DNS.DE
Name Server: NS1086.UI-DNS.ORG
REGISTRAR Contact: IONOS SE
>>> Last update of RDAP database: 2026-01-20T06:11:55Z
Robots.txt
# start
# /search.php is not used any more, keep it as an example
# Crawl-delay in seconds
User-agent: HTTrack
User-agent: MSIECrawler
User-agent: Scrapy
User-agent: HeadlessChrome
Disallow: /
User-agent: *
Disallow: /search.php
Crawl-delay: 180
# end
SEO Audit
Technical SEO
✓
Response Code
200
Status 200 OK - page loads correctly.
✓
Character Encoding
Page: utf-8, Header: utf-8
Character encoding consistent between HTML and headers.
✓
Page Size
579481 bytes
Page size acceptable for fast loading.
✓
Resources
42 total
Moderate number of resources. Consider combining files.
✓
Hreflang Tags
0 hreflang tags
Add hreflang tags if you have multilingual content.
✓
Robots.txt
Exists
Robots.txt file found.
!
Sitemap
Not found
Add sitemap.xml and reference it in robots.txt.
✓
HTTPS
Yes
Secure HTTPS connection enabled.
✓
Compression
gzip
Gzip or Zstd compression enabled for faster loading.
!
Caching
Not set
Add cache-control headers to improve loading speed for returning visitors.
✓
Page Speed
6.57 ms
Excellent loading speed.
On-Page SEO
!
Title
Herong's Tutorial Examples
Title too short. Expand to 30-60 characters for better SEO.
✓
Meta Description
Free tutorial books on programming, information technology, Chinese language, and other topics by Herong Yang Lenght:109
Good meta description length (100-160 characters).
!
H1 Heading
4 found - "herongyang.com asks for your consent to use your personal data to:"
Use only one H1 heading per page. Remove extra H1 tags.
✓
Word Count
6464
Content very comprehensive. Consider breaking into multiple pages if too long.
!
Canonical Tag
Add canonical tag to prevent duplicate content issues.
✓
Duplicate Meta
[]
No duplicate meta tags found.
✓
Keywords
Programming, Tutorials, Developer, Books, Free, PHP, ASP, JSP, VBScript, JavaScript, Java, XML, SOAP, Encryption
Meta keywords set (note: not used by major search engines).
Content and UX
!
Language
Add lang attribute to tag for accessibility and SEO.
!
Images
29 total, 27 missing ALT
Add ALT text to images for accessibility and SEO.
✓
Viewport
width=device-width,initial-scale=1.0,maximum-scale=1.0,user-scalable=0
Viewport meta tag properly set for mobile devices.
!
Open Graph
Missing: og:url
Add missing OpenGraph tags for social media sharing: og:url
!
Structured Data
0 JSON-LD scripts
Add structured data (JSON-LD) for rich snippets and better SEO.
Positions in Google
Search Phrases - Google
| Position | Phrase | Page | Snippet |
|---|---|---|---|
| 9 | / | ||
| 11 | / | ||
| 19 | / | ||
| 20 | / | ||
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| 24 | / |
Positions in Yandex
Search Phrases - Yandex
| Position | Phrase | Page | Snippet |
|---|---|---|---|
| 21 | / |