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Jyssm.co.kr Onpage Report

 Updated on May 15 2023 09:27 AM

Old data? UPDATE this report !

The score is 48/100

SEO Content

Website Title


Length : 6

Hey!, Your title should ideally be between 10 and 70 characters long (spaces included).

Website Description

Length : 0

Oops! Your page does not have a meta description.



Nice one, we check that you are using meta keywords on your website.

Og Meta Properties

Og Properties aren't being used on this page. This tag helps social crawlers like facebook and twitter to structure your page more effectively.


H1 H2 H3 H4 H5 H6
1 12 0 0 0 0
  • [H1]
  • [H2] 과학교육도시 아산의 랜드마크
  • [H2] 장영실과학관
  • [H2] JANG YOUNG SIL Science Museum
  • [H2] 과거와 현재가 과학으로 통하는 공간
  • [H2] 장영실과학관
  • [H2] JANG YOUNG SIL Science Museum
  • [H2] 과거와 현재가 과학으로 통하는 공간
  • [H2] 장영실과학관
  • [H2] JANG YOUNG SIL Science Museum
  • [H2] 과학교육도시 아산의 랜드마크
  • [H2] 장영실과학관
  • [H2] JANG YOUNG SIL Science Museum


We found 19 images on this web page.

Needs attention! Add alternative text to your images so that search engines can better grasp what they're about. There are 18 alt attributes that are either empty or missing.

Text/HTML Ratio

Ratio : 38%

Good ratio! The text to HTML code ratio for this page is between 25 and 70.


Good!, you are not using Flash content.


Good!, This page does not contain any Iframes.

SEO URL Rewrite

Not Good. Your url have a query string and needs mod rewrite to be SEO friendly.

URL Underscores

No Good. In your URLs, we found underscores. To improve your SEO, you should consider using  hyphens instead.

In-page links

We found a total of 33 links including 0 link(s) to files

Anchor Type Juice
주 메뉴 바로가기 Internal Passing Juice
본문 바로가기 Internal Passing Juice
HOME Internal Passing Juice
SITEMAP Internal Passing Juice
관람안내 Internal Passing Juice
단체예약 Internal Passing Juice
대관안내 Internal Passing Juice
정기과학축제 Internal Passing Juice
교육프로그램 Internal Passing Juice
시설안내 Internal Passing Juice
2층장영실관안내 Internal Passing Juice
과학자장영실 Internal Passing Juice
장영실의발명품 Internal Passing Juice
영상자료실 Internal Passing Juice
참여마당 Internal Passing Juice
자주묻는질문 Internal Passing Juice
질의응답 Internal Passing Juice
포토갤러리 Internal Passing Juice
봉사활동안내 Internal Passing Juice
과학관소개 Internal Passing Juice
일반현황 Internal Passing Juice
교류기관 Internal Passing Juice
찾아오시는길 Internal Passing Juice
[행사안내] 2023 어린이날 기념행사 Internal Passing Juice
[행사안내] 2023 과학의 날 기념행사 Internal Passing Juice
[운영안내] 장영실과학관 삼일절 운영 안내 Internal Passing Juice
- 과학공작실 Internal Passing Juice
- 기획전시실 Internal Passing Juice
- 4D영상관 Internal Passing Juice
- 도서자료/인터넷검색실 Internal Passing Juice
- 유아수유실 Internal Passing Juice
이메일무단수집거부 Internal Passing Juice
  Internal Passing Juice
Related: kemencekeszites.hu, ktco.kr and kumarpismanliktir.com

SEO Keywords

Keywords Cloud

단체예약 관람안내 sil museum 바로가기 포토갤러리 science young jang 장영실과학관

Keywords Consistency

Keyword Content Website Title Keywords Website Description Headings
장영실과학관 6
jang 5
young 5
sil 5
science 5



Domain : jyssm.co.kr

Length : 11


Ooops. It seems you are not using Favicon. This favicon helps visitors to find and remember your site whenever there is multiple tabs in there browser.


Ooops. Print-Friendly CSS recommended to your website.


Good. For declaring ko as your website's language.

Dublin Core

Oops. Dublin Core isn't being used on this page.





Good!. For specifying UTF-8 as your page charset.

W3C Validity

Errors : 0

Warnings : 0

Email Privacy

Awesome!, For converting your email address into image. Plain text tends email harvesting softwares to get your email address and will get receive spam mails later on.

Deprecated HTML

Deprecated tags Occurrences
<font> 2

Needs some fix! HTML tags that have been deprecated are those that are obsolete and no longer in use. These HTML tags should be removed or replaced since they are no longer in use and not recommended by today's browsers. This may affect user experience if not removed.

Speed Tips

Good, Your page are not using nested tables.
Not Good., We found inline styles in your website. Try to avoid this as much as possible.
Perfect!, There are only a few CSS files on your website.
Yes!, There are only a few JavaScript files on your website which is good for your website's speed.
Perfect, Your website makes use of Gzip compression.


Mobile Optimization

Apple Icon
Meta Viewport Tag
Flash content


XML Sitemap


Hey! This is not good. There is no XML sitemap on your website.
A sitemap is a list of URLs that are crawlable and can include information such as your site's frequency of changes and most recent updates.



Awesome, A robots.txt file exists on your website.



Ooops. This website does not appear to have an analytics tool loaded. Web analytics allows you to track the behavior of your website's visitors. You should install at least one analytics program.

PageSpeed Insights


More: kyun2da.github.io, lemit.si, medicinarada.hr, medicus.bg, misoap.com, moneydox.com