evanchen.cc

Website review evanchen.cc

Evan Chen • About

 Generated on April 04 2026 05:46 AM

Old data? UPDATE !

The score is 67/100

SEO Content

Title

Evan Chen • About

Length : 17

Perfect, your title contains between 10 and 70 characters.

Description

Evan Chen | Homepage of Evan Chen. Course notes, olympiad materials, writings, CV.

Length : 82

Great, your meta description contains between 70 and 160 characters.

Keywords

evan chen, math, olympiad, IMO, education

Good, your page contains meta keywords.

Og Meta Properties

This page does not take advantage of Og Properties. This tags allows social crawler's better structurize your page. Use this free og properties generator to create them.

Headings

H1 H2 H3 H4 H5 H6
2 1 0 9 28 0
  • [H1] Evan Chen《陳誼廷》
  • [H1] Homepage of Evan Chen
  • [H2] About Evan#
  • [H4] About
  • [H4] Teaching (OTIS)
  • [H4] Olympiad
  • [H4] Personal/Hobbies
  • [H4] YouTube/Twitch
  • [H4] plz learn code
  • [H4] Publications
  • [H4] Recommendations
  • [H4] Contact
  • [H5]   •   Now
  • [H5]   •   CV
  • [H5]   •   Blog
  • [H5]   •   OTIS Excerpts
  • [H5]   •   OPAL Hunt
  • [H5]   •   Mock AIME
  • [H5]   •   For beginners
  • [H5]   •   For coaches
  • [H5]   •   Problems
  • [H5]   •   MOP
  • [H5]   •   ELMO
  • [H5]   •   USEMO
  • [H5]   •   Puzzle hunts
  • [H5]   •   Games
  • [H5]   •   Photos
  • [H5]   •   Discord
  • [H5]   •   Filesys concepts
  • [H5]   •   Learning path
  • [H5]   •   LaTeX style
  • [H5]   •   Asy guide
  • [H5]   •   EGMO book
  • [H5]   •   Napkin (v1.6)
  • [H5]   •   18.02 book
  • [H5]   •   Course notes
  • [H5]   •   Mentors
  • [H5]   •   Quotes
  • [H5]   •   FAQs
  • [H5]   •   Rec letters

Images

We found 11 images on this web page.

Good, most or all of your images have alt attributes.

Text/HTML Ratio

Ratio : 37%

Ideal! This page's ratio of text to HTML code is between 25 and 70 percent.

Flash

Perfect, no Flash content has been detected on this page.

Iframe

Too Bad, you have Iframes on the web pages, this mean that content in an Iframe cannot be indexed.

URL Rewrite

Good. Your links looks friendly!

Underscores in the URLs

Perfect! No underscores detected in your URLs.

In-page links

We found a total of 56 links including 9 link(s) to files

Anchor Type Juice
Now Internal Passing Juice
CV Internal Passing Juice
Blog Internal Passing Juice
Teaching (OTIS) Internal Passing Juice
OTIS Excerpts Internal Passing Juice
OPAL Hunt Internal Passing Juice
Mock AIME Internal Passing Juice
Olympiad Internal Passing Juice
For beginners Internal Passing Juice
For coaches Internal Passing Juice
Problems Internal Passing Juice
MOP Internal Passing Juice
ELMO Internal Passing Juice
USEMO Internal Passing Juice
Personal/Hobbies Internal Passing Juice
Puzzle hunts Internal Passing Juice
Games Internal Passing Juice
Photos Internal Passing Juice
YouTube/Twitch Internal Passing Juice
Discord Internal Passing Juice
plz learn code Internal Passing Juice
Filesys concepts Internal Passing Juice
Learning path Internal Passing Juice
LaTeX style Internal Passing Juice
Asy guide Internal Passing Juice
Publications Internal Passing Juice
EGMO book Internal Passing Juice
Napkin (v1.6) Internal Passing Juice
18.02 book Internal Passing Juice
Course notes Internal Passing Juice
Recommendations Internal Passing Juice
Mentors Internal Passing Juice
Quotes Internal Passing Juice
FAQs Internal Passing Juice
Contact Internal Passing Juice
Rec letters Internal Passing Juice
Homepage of Evan Chen Internal Passing Juice
number theory PhD at MIT External Passing Juice
thesis Internal Passing Juice
Wei Zhang External Passing Juice
research External Passing Juice
my university transcript Internal Passing Juice
GitHub External Passing Juice
Instagram External Passing Juice
Twitch External Passing Juice
WordPress Internal Passing Juice
GPG key Internal Passing Juice
ubuntu External Passing Juice
opengpg External Passing Juice
MIT External Passing Juice
GitHub External Passing Juice
Taiwan TST Quiz 2015 External Passing Juice
# Internal Passing Juice
Source repository (git) External Passing Juice
Revision history External Passing Juice
Suggest edit External Passing Juice

SEO Keywords

Keywords Cloud

otis filesys learning book publications evan path concepts code chen

Keywords Consistency

Keyword Content Title Keywords Description Headings
evan 3
chen 3
book 2
otis 2
publications 1

Usability

Url

Domain : evanchen.cc

Length : 11

Favicon

Great, your website has a favicon.

Printability

We could not find a Print-Friendly CSS.

Language

Good. Your declared language is en.

Dublin Core

This page does not take advantage of Dublin Core.

Document

Doctype

HTML 5

Encoding

Perfect. Your declared charset is UTF-8.

W3C Validity

Errors : 0

Warnings : 0

Email Privacy

Great no email address has been found in plain text!

Deprecated HTML

Great! We haven't found deprecated HTML tags in your HTML.

Speed Tips

Excellent, your website doesn't use nested tables.
Too bad, your website is using inline styles.
Great, your website has few CSS files.
Too bad, your website has too many JS files (more than 6).
Perfect, your website takes advantage of gzip.

Mobile

Mobile Optimization

Apple Icon
Meta Viewport Tag
Flash content

Optimization

XML Sitemap

Missing

Your website does not have an XML sitemap - this can be problematic.

A sitemap lists URLs that are available for crawling and can include additional information like your site's latest updates, frequency of changes and importance of the URLs. This allows search engines to crawl the site more intelligently.

Robots.txt

https://evanchen.cc/robots.txt

Great, your website has a robots.txt file.

Analytics

Missing

We didn't detect an analytics tool installed on this website.

Web analytics let you measure visitor activity on your website. You should have at least one analytics tool installed, but It can also be good to install a second in order to cross-check the data.

PageSpeed Insights

Device
Categories

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