uoj.ac
🖥 Status: up
🕒 Response Time: 1.533 sec
⬅️ Response Code: 200
There were 7 times over the 582 day period starting on January 9, 2025, that uoj.ac's accessibility was checked. Testing found uoj.ac active 7 times, including on the latest check July 18, 2026, which returned a 200 status code. As of August 14, 2026, no periods of inactivity were found for uoj.ac throughout all checks. All the replies received confirm that as of August 14, 2026, there was no reply with an error status. The recorded 1.533 seconds response time on July 18, 2026, contrasted uoj.ac's average of 1.854 seconds.
7
Last Updated: July 18, 2026
Uoj overview
- Domain
- uoj.ac
- Title
- UOJ - Universal Online Judge
- Main Topic
- Universal Online Judge
UOJ - U Site Status Rank
- 40 257
- Search Wikipedia
- uoj.ac
- Alternatives
- alternatives to uoj.ac
- Recently checked
- adams.edu
churchproduction.com
Last Updated: June 24, 2026
Status: up
Response Time: 0.682 sec
Response Code: 200
Uoj.ac
status check request map as of August 14, 2026
Country report for uoj.ac as of August 14, 2026
| United States | 100.00% | ||||||||
| 19:45 | |||||||||
| Site | Total Checks | Last Modified |
|---|---|---|
| 40 | March 28, 2021 | |
| 18 | June 14, 2021 | |
| 7 | January 9, 2025 | |
| 6 | August 3, 2022 | |
| 5 | January 13, 2026 |
Churchproduction.com | Uoj.ac | ||||
|---|---|---|---|---|---|
General SEO Report
| Page Title | Page Title tips for uoj.ac: The strategic selection and placement of relevant keywords within a website's title tag is fundamental for its performance in search engine results pages, potentially increasing click-through rates by targeting user intent directly and signaling the page's relevance to both crawlers and visitors from the very first impression |
|---|---|
| UOJ - Universal Online Judge Length: 28 characters | |
| Meta Description | Meta Description tips for uoj.ac: When discussing landing page intent with clients, remember a well-crafted meta description summarizes exactly what a user will find under 160 characters; feature your primary keyword contextually and write persuasively with strong verbs, ensuring alignment between expectations and delivered content to satisfy user needs effectively. |
| no meta description data for uoj.ac 2026-08-14T20:51:19+00:00 | |
| Meta Keywords | Meta Keywords tips for uoj.ac: While meta keywords are obsolete, focusing on creating comprehensive guides, in-depth articles, and valuable resources naturally attracts search traffic without needing the keyword tag. |
| no meta keywords data for uoj.ac 2026-08-14T20:51:19+00:00 | |
| Page Content | Page Content tips for uoj.ac: Dynamically update page content to reflect changing trends, seasonality, or new developments in the industry, ensuring the information remains current and relevant, and consequently maintains strong search performance |
| Web Page Content Length: 16034 characters | |
| H1 Heading | H1 Heading tips for uoj.ac: Creating a unique and descriptive H1 header for each page helps differentiate content, improves crawl efficiency by providing clear topical focus, and contributes positively to click-through rates from search engine result pages. |
| Universal Online Judge UOJ Count: 2 heading tag | |
| H2 Headings | H2 Headings tips for uoj.ac: Remember that search engines analyze HTML structure, including the appropriate use of H2 tags, as a signal of content quality and topical relevance; a well-structured page using H2s for clear section breaks is more likely to be interpreted correctly. |
| no h2 headings data for uoj.ac 2026-08-14T20:51:19+00:00 | |
| H3 Headings | H3 Headings tips for uoj.ac: Strategically place H3 headers within your content pillars, ensuring each sub-topic is clearly defined and linked, which reinforces your site's topical authority and helps rank for broader, more competitive terms associated with your main subjects. |
| 比赛排行榜 活跃用户 比赛排行榜 所有用户 Count: 2 heading tag | |
| H4 Headings | H4 Headings tips for uoj.ac: H3 tags define major content blocks, while H4 tags break down the finer points, facilitating both human understanding and machine categorization equally well. |
| #1: hos_lyric #2: liuhengxi #3: JohnAlfnov #4: lgvc #5: Kevin090228 #6: Nesraychan #7: _LHF_ #8: Flamire #9: paul2008 #10: znstz #2: peehs_moorhsum #3: csy2005 #4: liuhengxi #5: JohnAlfnov #6: zhoukangyang #7: WrongAnswer #8: AKEE #9: SanSiroWaltz #10: tricyzhkx Count: 19 heading tag | |
| H5-H6 Headings | H5-H6 Headings tips for uoj.ac: For optimal website accessibility, ensure sufficient color contrast and clear text alternatives for all H5 and H6 elements, particularly within complex navigation systems where visual hierarchy alone is insufficient |
| no h5-h6 headings data for uoj.ac 2026-08-14T20:51:19+00:00 | |
| Image ALT Attributes | Image ALT Attributes tips for uoj.ac: Consider the context of your page when crafting ALT text, ensuring the description aligns with the surrounding content and provides additional relevant information to enhance user comprehension. |
| https://uoj.ac/pictures/UOJ_small.png Count: 1 images with ALT attributes | |
| Robots.txt | Robots.txt tips for uoj.ac: Although many overlook it, robots.txt can influence how effective online store search results are presented, as crawlers might sort featured categories based on first-available content. |
| file robots.txt was found on the website | |
| XML Sitemap | XML Sitemap tips for uoj.ac: Besides direct submission to Google Search Console, XML sitemaps contribute to overall crawlability by giving search robots consistent, structured entry points, particularly beneficial for large sites lacking deep internal linking. |
| no xml sitemap data for uoj.ac 2026-08-14T20:51:19+00:00 | |
| Page Size | Page Size tips for uoj.ac: Smaller page sizes help search engine crawlers spend less 'crawl budget' on each page, allowing more pages to be indexed efficiently and improving overall site visibility. |
| page size: 16 kb | |
| Response Time | Response Time tips for uoj.ac: Avoiding server-side synchronous operations and leveraging asynchronous processing techniques can drastically improve backend response times for web applications. |
| response time: 1.854 sec | |
| Minify CSS | Minify CSS tips for uoj.ac: Some CSS compression tools offer intelligent analysis to identify and safely remove specific unused classes or properties, representing manageable website CSS optimizations. Regardless of the method, core web vitals performance will see a notable improvement from the sheer reduction in irrelevant spaces and useless comments, directly contributing to faster page speeds and better SEO. |
| Minified: https://uoj.ac/css/bootstrap.min.css?v=2015.5.31 https://uoj.ac/css/bootstrap-theme.min.css?v=2015.5.31 Unminified: https://uoj.ac/css/uoj-theme.css?v=2025.08.22 included in the page | |
| Minify JavaScript | Minify JavaScript tips for uoj.ac: Incorrect regular expression minification can lead to critical website bugs. Validate your minifier's transformations diligently especially when handling complex logic patterns vital for site functionality. |
| Minified: https://uoj.ac/js/jquery.min.js https://uoj.ac/js/jquery.autosize.min.js https://uoj.ac/js/jquery.cookie.min.js https://uoj.ac/js/bootstrap.min.js?v=2015.5.31 https://uoj.ac/js/color-converter.min.js https://uoj.ac/js/readmore/readmore.min.js https://uoj.ac/js/LAB.min.js Unminified: https://uoj.ac/js/jquery.modal.js https://uoj.ac/js/uoj.js?v=2025.08.18 detected during site scan | |
| Structured Data | Structured Data tips for uoj.ac: Begin incorporating essential website Schema Markup types, particularly for core content like articles, products, or reviews, into your development workflow for immediate enhanced semantic signals. |
| no structured data data for uoj.ac 2026-08-14T20:51:19+00:00 | |
| CDN Usage | CDN Usage tips for uoj.ac: Configure your CDN to automatically compress files like HTML, CSS, and JavaScript before pushing them to the end-user browser connection for efficiency gains. |
| no cdn usage data for uoj.ac 2026-08-14T20:51:19+00:00 | |
| SSL certificates | SSL certificates tips for uoj.ac: Obtaining an SSL certificate addresses common security vulnerabilities, thereby enhancing site safety parameters recognized by leading web analytics tools used constantly by SEO specialists tracking visitor engagement metrics linked to conversion events. |
| SSL is enabled on the website |
Estimated Traffic
| Minimum Daily Unique Visitors: | 1 568 |
| Minimum Daily Visits: | 1 832 |
| Minimum Daily Page Views: | 3 155 |
| Minimum Monthly Unique Visitors: | 47 040 |
| Minimum Monthly Visits: | 54 960 |
| Minimum Monthly Page Views: | 94 650 |
| Minimum Yearly Unique Visitors: | 564 480 |
| Minimum Yearly Visits: | 659 520 |
| Minimum Yearly Page Views: | 1 135 800 |
| Maximum Daily Unique Visitors: | 1 983 |
| Maximum Daily Visits: | 2 116 |
| Maximum Daily Page Views: | 3 570 |
| Maximum Monthly Unique Visitors: | 59 490 |
| Maximum Monthly Visits: | 63 480 |
| Maximum Monthly Page Views: | 107 100 |
| Maximum Yearly Unique Visitors: | 713 880 |
| Maximum Yearly Visits: | 761 760 |
| Maximum Yearly Page Views: | 1 285 200 |
Estimated Valuation
| Daily Revenue: | US$ 2 - 5 |
| Monthly Revenue: | US$ 60 - 150 |
| Yearly Revenue: | US$ 720 - 1 800 |
Estimated Worth
| Minimum: | US$ 1 080 |
| Maximum: | US$ 5 400 |
Similarly Ranked Sites
| Rank | Points | |
|---|---|---|
| 250 098 | 2 217 564 | |
| 250 099 | 2 217 563 | |
| 250 100 | 2 217 563 | |
| 250 101 | 2 217 563 | |
| 250 102 | 2 217 563 | |
| 250 103 | 2 217 563 | |
| 250 104 | 2 217 563 | |
| 250 105 | 2 217 562 | |
| 250 106 | 2 217 562 | |
| 250 107 | 2 217 562 | |
| 250 108 | 2 217 562 |