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Server infos
Keywords
Backlinks

Preview of the website in Thumbnail size.

Meta Keys provide information about a given Web page, most often to help search engines categorize them correctly. They are inserted into the HTML document, but are often not directly visible to a user visiting the site.

Title

Codeforces

Description

Codeforces. Programming competitions and contests, programming community

Keywords

programming algorithm contest competition informatics olympiads c++ java graphs vkcup

Robots
index, follow
Revisit-After
Author
  • Revisit-After : Not provided. You should use 7 (days) by default.
  • Author : not provided

Content Properties provide information and statistics about the type of content provided.

Favicon
No
Language
Encoding
UTF-8
Loading Time
2.94 seconde(s) => 63.38 kb/s
File Size
186.33 kb.
Text Size
90.15 kb.
HTML Size
96.18 kb.
Text/HTML Ratio
93.73 %
Flash
No
Frame
No
iFrame
No
  • Language : unknown.

Files Linked provide informations about the files included to build the page.

Image
145 with 97 ALT filled
Javascript
25
CSS
21
  • Alt : Not enought Alt in Image
  • Javascript : Too much files. Try to clean or cancat your files.
  • Css : Too much files. Try to clean or concat your files.

Links provided to display and browse this website.

Internal
171
External
175

Robots control whether search engine spiders are allowed to index a page or not, and whether they should follow links from a page or not.

Robots.txt
Yes
SiteMap
No

Headings highlight the important keywords by levels.

H1
0
H2
0
H3
0
H4
0
H5
0
  • H1 : You need to highlight more keywords by using this tag to increase their importance.
  • H2 : You need to highlight more keywords by using this tag to increase their importance.
  • H3 : You need to highlight more keywords by using this tag to increase their importance.
  • H4 : You need to highlight more keywords by using this tag to increase their importance.
  • H5 : You need to highlight more keywords by using this tag to increase their importance.

MicroFormats are HTML extensions used for marking up people, organizations, events, locations, blog posts, products, reviews, resumes, recipes etc. Sites use Microformats to publish a standard API that is consumed and used by search engines, aggregators and other tools.

h-adr
0
h-card
0
h-entry
0
h-event
0
h-geo
0
h-item
0
h-product
0
h-recipe
0
h-resume
0
h-review
0
  • You should use Microformats to help search engines classify you.

Header makes browsers and search engines know about your page redirection.

WWW added
Yes
GET / HTTP/1.1
HTTP/1.1 200 OK

IP determines the server address.

IP
212.193.33.41
IP Reverse
copp.sgu.ru

Geolocation displays where the server Ip is located.

Country
GBR United Kingdom
Region
City
Postal code
Latitude
51.5
Longitude
-0.13

Zoom map

Search Engine : Google

Page Rank
5 / 10
Backlinks
0
Indexed page
0

Search Engine : Bing

Backlinks
0
Indexed page
14

Search Engine : Alexa

Page Rank
75150
Rank Delta
-13009
Backlinks
426
Keywords

codeforces
codeforce
yandex algorithm
code forces
codechef
segment tree
ioi 2013
hackerrank
binary indexed tree
vineet paliwal

Directory presence

Yahoo
No
Dmoz
No

Analysis : Visitor Geolocation by Alexa.

Analysis : Regional / City interest by Google.

Analysis : Daily Traffic Rank Trend by Alexa.

AlexaRank

Analysis : Daily Reach Graph by Alexa.

Alexa Daily Reach Graph

Analysis : Unique Visitors by Compete.

Analysis : Backlinks discovery by Majestic SEO.

Analysis : Monthly Global Page Views by Quantcast.

Quantcast Graph

Analysis : Monthly People by Quantcast.

Quantcast Graph

Analysis : Web Search Interest (Worldwide, Past 12 months) by Google Trends.

Social Media displays the community presence of this domain.

Facebook
189 Likes / 574 Shares / 209 Comments
Twitter
193 Tweet(s)
Google Plus
106 Post(s)
Pinterests
0 Post(s)
Delicious
60 Post(s)
StumbleUpon
3 Post(s)
LinkedIn
3 Post(s)