Over the 1 779 day period starting on February 6, 2021, the number of availability checks of tello.com reached 8. Among all uptime assessments, tello.com was accessible 8 times, the most recent instance occurred on December 13, 2025, as indicated by a 200 status code. Reports as of December 21, 2025, indicated that tello.com had never experienced periods of inactivity. As of December 21, 2025, all received replies have confirmed that there are no errors in the responses. Tello.com's average response time of 1.167 seconds was different from its December 13, 2025, reply time of 1.002 seconds.
| Russia | 100.00% | ||||||||
| 02:35 | |||||||||
| Site | Total Checks | Last Modified |
|---|---|---|
| 7 | October 2, 2022 | |
| 15 | December 30, 2024 | |
| 8 | February 6, 2021 | |
| 16 | August 6, 2024 | |
| 28 | July 28, 2024 |
Offer.camp | Tello.com | ||||
|---|---|---|---|---|---|
| Page Title | For superior SEO results, ensure your website title accurately reflects the page's content while strategically positioning high-intent keywords early in the title, adhering strictly to the under-60-character guideline to avoid truncation in search engine listings. |
|---|---|
| Tello Mobile | The Wireless Service You Deserve | No Contract Length: 61 characters | |
| Meta Description | Write meta descriptions in the present tense and using active voice to make them more engaging and directly address the immediate needs or questions a searcher might have right at that moment. |
| Affordable US phone plans to match any lifestyle and budget. Great 4G LTE/5G GSM coverage at the fairest prices. Instant activation with eSIM is available. Length: 155 characters | |
| Meta Keywords | While some minor SEO tools or crawlers might still check the meta keywords field, its absence from major search engine ranking mechanisms makes it a non-relevant factor. |
| www tello com, tello wireless, www.tello.com, tello.com, tello mobile, tello provider, mobile provider, best mobile provider, us mobile provider, tello carrier, 4g lte, 4g lte data, how to call abroad, prepaid phone plans, cheapest cell phone plans, international calls, international phone calls, how to call internationally, national calls, us calls, cheap calls, cheapest way to call abroad, cheap international calls... Count: 63 words | |
| Page Content | Include relevant, properly formatted internal links within your page content to guide users deeper into your site and demonstrate the breadth of your website's topic coverage |
| Web Page Content Length: 138227 characters | |
| H1 Heading | Duplicate H1 headers across multiple pages on a single website can confuse search engine crawlers and diminish the impact of your primary headings; always strive for unique and contextually relevant main headings per page. |
| $15/mo for 1 year Why ? Count: 2 heading tag | |
| H2 Headings | Remember, headings should be formatted correctly in HTML, using the appropriate H2 tag structure, to maintain proper semantic markup and ensure compatibility with search engine algorithms. |
| Unlimited Plan: Plan big, pay little! Check out our blog Count: 3 heading tag | |
| H3 Headings | Regularly audit your website's use of H3 headers to eliminate any instances of repetitive or off-topic headers, ensuring they consistently contribute positively to both content structure and search engine ranking factors. |
| Black Friday Special Change is good. Even for your phone Or bring your own phone. It’s up to you! International calls & texts built in your US plan You bring your friends, we bring the benefits Featured in Subscribe to our newsletter for news & giveaways we don’t share anywhere else Count: 7 heading tag | |
| H4 Headings | Strategic placement of an H4 element can guide users through complex information, acting as signposts that improve comprehension and encourage deeper exploration of your website's content offerings. |
| Nationwide 4G LTE/5G Coverage Fully customizable plans Budget-Friendly Family Plans Awesome referral program Count: 4 heading tag | |
| H5-H6 Headings | Using H5 and H6 headers correctly helps avoid keyword stuffing in headings, promoting cleaner, more ethical SEO practices and genuinely improving content organization. |
| no h5-h6 headings data for tello.com 2025-12-21T20:05:23+00:00 | |
| Image ALT Attributes | Alt text plays a crucial role in on-page SEO by helping search engines understand the visual context of your page, thereby improving your chances of appearing in image-specific search results and boosting overall rankings. |
| no image alt attributes data for tello.com 2025-12-21T20:05:23+00:00 | |
| Robots.txt | Misconfiguring your robots.txt file to block essential pages like category indexes, news articles, or product pages can severely damage your website's SEO performance by reducing the discoverability and ranking potential of that content. |
| file robots.txt was found on the website | |
| XML Sitemap | While internal linking helps search engines navigate, an XML sitemap acts as a direct guide; submit your sitemap for faster discovery of deep-page content and pages with fewer incoming links. |
| no xml sitemap data for tello.com 2025-12-21T20:05:23+00:00 | |
| Page Size | While content is king, overly large pages can overshadow its value; focus on creating high-quality, concise content and optimizing delivery to ensure user engagement and clear message transmission without technical barriers. |
| page size: 135 kb | |
| Response Time | Quick server response times are fundamental for providing a seamless user experience and meeting core web vitals requirements; neglecting backend optimization can be detrimental. |
| response time: 1.167 sec | |
| Minify CSS | Minify your CSS by systematically removing whitespace, comments, and redundant declarations from all stylesheet files, leading to significantly smaller download sizes, faster webpage rendering, and improved Core Web Vitals metrics which directly contribute to higher search engine rankings and user engagement on your website. |
| Minified: https://cdn.jsdelivr.net/npm/bootstrap@3.4.1/dist/css/bootstrap.min.css Unminified: https://fonts.googleapis.com/css2?family=Source+Sans+3:ital,wght@0,200..900;1,200..900&family=Ubuntu:wght@500;700&display=swap /css/tello/header_navbar.css?__lm__=1764329673 /css/tello/common.css?__lm__=1764329673 /css/tello/mvno.css?__lm__=1764329673 /css/tello/svg_custom.css?__lm__=1764329673 /css/tello/help_center_widget.css?__lm__=1764329673 /css/tello/homepage.css?__lm__=1764329673 /css/tello/unlimited_3_months.css?__lm__=1764329673 /css/tello/pack_card.css?__lm__=1764329673 /css/tello/ada.css?__lm__=1764329673 included in the page | |
| Minify JavaScript | When choosing a JavaScript minification approach, prioritize tools and methods that maintain the script's compatibility with modern browsers while aggressively removing non-essential elements, ensuring your site's performance gains translate to better user engagement and search rankings. |
| Minified: //cdn.jsdelivr.net/npm/jquery@3.7.0/dist/jquery.min.js //cdn.jsdelivr.net/npm/bootstrap@3.4.1/dist/js/bootstrap.min.js //cdn.jsdelivr.net/npm/jquery-validation@1.19.1/dist/jquery.validate.min.js https://cdnjs.cloudflare.com/ajax/libs/validate.js/0.13.1/validate.min.js Unminified: //cdn.jsdelivr.net/npm/jquery-migrate@3.4.1/dist/jquery-migrate.js /js/bootstrap3-typeahead.js?__lm__=1764329675 /js/tello/main_menu.js?__lm__=1764329675 /js/tello/common.js?__lm__=1764329675 /js/tello/svg_common.js?__lm__=1764329675 /js/notifications.js?__lm__=1764329675 /js/tello/consent_banner.js?__lm__=1764329675 /js/tello/help_center_widget.js?__lm__=1764329675 https://cdn-scripts.signifyd.com/api/script-tag.js /js/tello/ada.js?__lm__=1764329675 /js/tello/custom.js?__lm__=1764329675 /js/tello/form_validator.js?__lm__=1764329675 detected during site scan | |
| Structured Data | The implementation of Product schema offers significant advantages by displaying price, availability, and reviews directly within search result listings for e-commerce sites. |
| no structured data data for tello.com 2025-12-21T20:05:23+00:00 | |
| CDN Usage | Use your CDN to effectively distribute and cache API responses or backend-generated data that remains relatively static for periods, thereby reducing direct calls to your application servers and optimizing resource utilization. |
| content is delivered via CDN | |
| SSL certificates | Implementing SSL HTTPS across all pages is crucial for modern SEO best practices, as Google explicitly considers website security as a ranking factor, giving a competitive edge to sites that prioritize visitor safety. |
| SSL is enabled on the website |