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❌ 5 criteria to solve
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Cộng đồng C Việt | Lập trình C, Lập trình C++, Lập trình C#, Thuật toá...
http://congdongcviet.com
Lập trình C, Lập trình C++, Lập trình C#, Thuật toán, cấu trúc dữ liệu, giải thuật, mã nguồn, ... và phát triển ứng dụng CNTT tại Việt Nam. Một cộng đồng lớn về lập...
http://congdongcviet.com
Cộng đồng C Việt | Lập trình C, Lập trình C++, Lập trình C#, Thuật toá...
Lập trình C, Lập trình C++, Lập trình C#, Thuật toán, cấu trúc dữ liệu, giải thuật, mã nguồn, ... và phát triển ứng dụng CNTT tại...
No 301 redirects are in place to redirect traffic to your preferred domain. Pages that load successfully both with and without www. are treated as duplicate content! Not all versions of your page point to the same URL.
| URL | Resolved URL |
| http://congdongcviet.com | http://congdongcviet.com/ |
| https://congdongcviet.com | error with SSL certificate |
| http://www.congdongcviet.com | http://congdongcviet.com/ |
| https://www.congdongcviet.com | error with SSL certificate |
ⓘ The owner has associated the following topics to the website.
ⓘ The results of our semantic analysis are shown below using the website's language.
They are the main concepts covered by congdongcviet.com.
Each concept has a confidence score. The higher it is, the more important the topic is relative to the page.
✅ congdongcviet.com website speed is fast. Page speed is important for visitors and search engines.
Get insights to improve your page loading time.
This domain loads at the median speed of 1 seconds.
congdongcviet.com is faster than approximately 77 percent of the web. Your website page speed needs to be as fast as you can make it, without compromising the customer experience.
A good goal to achieve is a loading time of 2 seconds on desktop and mobile devices.
ⓘ This website is ranked #225.241 by Alexa.
This rank is traffic based. The lower the rank is, the better the domain is ranked.
| Country | Rank |
 Viet Nam |
#2.376 |
Mobile Rendering
This website doesn't seem to be optimized for Mobile Visitors.
Phone
Tablet
Great, we found headings on this page.
| Top level heading |
| Cộng đồng c việt |
| 3rd level heading |
| Chào mừng đến với cộng đồng c việt |
We found 4 images on this website.
1
ALT attributes are missing on your image tags.
| Image | Image URL | Occurrences |
| http://delivery.adnetwork.vn/247/noscript/zid_1348123275/wid_1325152946/ | 1 |
Alternative text allows you to add a description to an image.
Google rely on alternative text attributes to determine relevance to a search query. Alternative text also makes an image more likely to appear in a Google image search.
It looks like you're missing alternative text for 1 images on congdongcviet.com. Check your website to make sure it's specified for each image on the page.
1 of which have the nofollow attribute, meaning that their destination should not be afforded any additional weight or ranking by search engines.
| Anchor | Type | URL |
| Cộng đồng C Việt | text | http://congdongcviet.com/ |
 |
image | lienhequangcao.cpp |
| Home | text | http://congdongcviet.com/ |
| Sản phẩm | text | /sanpham.cpp |
| Tin tức | text | /tintuc.cpp |
| Việc làm IT | text | /vieclamit.cpp |
| Học CNTT | text | /hocit.cpp |
| Tài liệu | text | /tailieu.cpp |
| Liên hệ Quảng cáo | text | /lienhequangcao.cpp |
| Tuyển lập trình C/C++ | text | /tuyenlaptrinhc.cpp |
| Tuyển lập trình Web Magento | text | /tuyen-laptrinh-web-magento.cpp |
| Tuyển Họa sỹ thiết kế đồ họa | text | /tuyen-hoasi-thietkedohoa.cpp |
| Tuyển lập trình viên .NET | text | /tuyen-lap-trinh-net.cpp |
| Tuyển lập trình Multimedia (Xử lý audio, video, ...) | text | /tuyenlaptrinh-multimedia-audio-video.cpp |
| Tuyển lập trình CAD/CAM và Lập trình tự động hóa | text | /tuyenlaptrinh-cad-cam-tudonghoa-cnc.cpp |
| Tuyển lập trình Iphone, Android, Symbian, Rim... | text | /tuyenlaptrinh-iphone-android-symbian-rim.cpp |
| Hãy ủng hộ cho quỹ phát triển cộng đồng C Việt | text | /quyphattrien-congdongcviet.cpp |
| Tuyển lập trình Malware - Bảo mật Phần mềm, Game | text | /tuyenlaptrinh-virus-keylog-bapmat-malware.cpp |
| Tuyển lập trình MFC, DirectX 3D | text | /tuyenlaptrinh-mfc-directx3d.cpp |
| Tuyển lập trình Web: PHP-MySQL, HTML, CSS, Javascript, ... | text | /tuyenlaptrinhweb-php-mysql-html-css-javascript.cpp |
| ⓘ Domain Registrar | GODADDY.COM, LLC |
| ⓘ Registration Date | 07/20/2006 18 years, 3 months ago |
| ⓘ Last Modified | 07/20/2019 5 years, 3 months ago |
| ⓘ Expiration Date | 07/20/2020 Expired |
| Host | IP Address | Country |
| ns25.domaincontrol.com | 97.74.102.13 |  United States |
| ns26.domaincontrol.com | 173.201.70.13 | United States |
| Domain |
Others (19.2%)
SOCIAL MEDIA PRESENCE
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