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Tài liệu học online, giải bài tập sgk và nhiều thủ thuật tin học hữu í...
https://tech12h.com
Hướng dẫn giải bài tập SGK, tổng hợp những đề thi mẫu giúp học sinh học và thi tốt hơn. Cùng với những kiến thức tin học hữu ích
https://tech12h.com
Tài liệu học online, giải bài tập sgk và nhiều thủ thuật tin học hữu í...
Hướng dẫn giải bài tập SGK, tổng hợp những đề thi mẫu giúp học sinh học và thi tốt hơn. Cùng với những kiến thức tin học hữu ích
Great, a redirect is in place to redirect traffic from your non-preferred domain. All versions of your page point to the same URL.
| Attribute | Value |
| ⓘ robots | follow, index |
| ⓘ viewport | width=device-width |
ⓘ 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 tech12h.com.
Each concept has a confidence score. The higher it is, the more important the topic is relative to the page.
❌ tech12h.com website speed is normal. 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 0.9 seconds.
tech12h.com is faster than approximately 82 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 #55.788 by Alexa.
This rank is traffic based. The lower the rank is, the better the domain is ranked.
| Country | Rank |
 Viet Nam |
#396 |
Mobile Rendering
This website seems to be optimized for Mobile Visitors.
Phone
Tablet
A good text to HTML ratio is anywhere from 25 to 70%.
This percentage refers to the visible text ratio, as opposed to HTML elements, image tags and other non-visible information.
Great, we found headings on this page.
However, you have not defined a top level heading, or <H1>. It is used to define the most important heading.
We recommend using one top level heading to set up a semantic relationship between that heading and the remainder of the content on a page. It clearly describes to the readers and the search engines what it is about.
| 2nd level heading |
| Toán học |
| Soạn văn |
| Tiếng anh |
| Vật lý |
| Lịch sử |
| Địa lí |
| Sinh học |
| Hóa học |
| Gdcd |
| Học làm web |
| Ứng dụng |
| Xem thêm |
| Thông tin cần biết |
| Thông báo |
| Luyện thi thpt quốc gia 2018 |
| Đề thi mới nhất |
| Phản hồi mới nhất |
We found 9 images on this website.
2
ALT attributes are missing on your image tags.
| Image | Image URL | Occurrences |
 |
../sites/all/themes/bartik/images/lfb.png | 1 |
 |
/sites/all/themes/bartik/images/logo_duoi.jpg | 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 2 images on tech12h.com. Check your website to make sure it's specified for each image on the page.
For a better readability, only the first 50 internal links are shown below.
| Anchor | Type | URL |
| text | https://www.facebook.com/tech12dotcom/ | |
| | Youtube | text | https://www.youtube.com/channel/ucf47nbudlt280tyaby9qv-q |
| ⓘ Domain Registrar | P.A. VIET NAM COMPANY LIMITED |
| ⓘ Registration Date | 05/22/2015 8 years, 11 months, 12 days ago |
| ⓘ Last Modified | 08/15/2019 4 years, 8 months, 16 days ago |
| ⓘ Expiration Date | 05/22/2021 Expired |
| Host | IP Address | Country |
| merlin.ns.cloudflare.com | 173.245.59.205 |  United States |
| nora.ns.cloudflare.com | 173.245.58.213 | United States |
Others (4.3%)
SOCIAL MEDIA PRESENCE
You're doing quiet good on social media!
Social shares are a key signal, among many others, that search engines use to evaluate the rankings of a website. Asking people to share your pages, adding visible social share buttons and make great quality content are 3 of the most powerful ways to grow your social presence.