What is an SSL certificate?

It’s a digital file that encrypts communication between your browser and a website, ensuring privacy and data integrity.

Why validate an SSL certificate?

It lets you check that a website is secure, the certificate hasn’t expired, and it was issued by a trusted authority.

What information does the validator show?

It displays the certificate owner, issuing authority, issue and expiry dates, signature type, serial number, and SAN domains.

What types of SSL certificates exist?

The main types are DV (Domain Validation), OV (Organization Validation), and EV (Extended Validation), each with different levels of identity verification.

How can I tell if a certificate is secure?

A valid certificate issued by a trusted CA within its validity period ensures secure encryption, though it doesn’t always guarantee the site’s legitimacy.

Can I use this tool for free without registration?

Yes, the SSL checker is completely free and requires no signup or installation.

Is the Online Barcode Generator free?

Yes, our tool is completely free and requires no registration.

Do I need to install any software?

No, it works directly in your browser without any installation.

Can I use it on a mobile phone or tablet?

Yes, the tool is fully compatible with mobile devices and tablets.

Which barcode formats can I generate?

You can generate CODE128, EAN8, EAN13, CODE39, ITF, and UPC.

Can I customize the colors of the barcode?

Yes, you can choose colors and styles to fit your project or brand.

Can I download the barcodes?

Yes, you can download your barcodes in high-quality PNG format.

Is it useful for businesses and personal projects?

Yes, it is ideal for inventories, commercial products, and personal projects needing professional barcodes.

Does it help me learn the rules of each format?

Yes, the tool shows the basic rules of each barcode type so you can use them correctly.

Is my information stored?

No, everything is generated and processed in your browser; we do not store your data.

Can I generate multiple barcodes consecutively?

Yes, you can create as many barcodes as you need without limit.

Does it work in any modern browser?

Yes, it is compatible with Chrome, Firefox, Edge, Safari, and mobile browsers.

Is the generation process fast?

Yes, barcodes are generated in seconds with precision and professionalism.

Yes, all processing happens locally; your data never leaves your device.

Can I use it for inventory and stock control?

Yes, perfect for labeling products and managing inventory efficiently.

Is it useful for designers and creatives?

Yes, you can customize barcodes to fit your graphic or commercial projects.

Can I generate barcodes for e-commerce?

Yes, EAN13 and UPC codes are compatible with online sales systems and store scanners.

Can I create large or small barcodes?

Yes, you can adjust the size and resolution for labels or large prints.

Does the tool detect errors in the codes?

Yes, it validates the syntax of each format before generating the barcode.

Can I use the barcode on printed labels?

Yes, PNG codes are high-quality and ready for printing.

Can I use it for educational or learning projects?

Yes, it is excellent for students and professionals who want to learn about barcodes and their rules.

Is it suitable for small or large businesses?

Yes, both entrepreneurs and large companies can use it for inventory, sales, and product control.

Does it work offline?

No, you need an internet connection to access the tool, although all processing is done in the browser.

Can I combine multiple barcode formats for a single project?

Yes, you can generate different formats depending on the needs of your inventory or product.

Is it compatible with thermal and office printers?

Yes, PNG codes can be printed on regular or thermal printers without issues.

What advantages does it have over other online generators?

Supports more formats, allows color customization, PNG download, and error validation—all free and no registration required.

Can I use it to label products at fairs or exhibitions?

Yes, it is ideal for creating professional barcodes that make product management and presentation easier at any event.

What is a DNS Lookup?

It's a query that allows you to obtain the DNS records of a domain, such as its IP addresses, mail servers, or server nameservers.

What is a DNS Lookup used for?

It's used to diagnose network problems, verify email configurations, or check DNS propagation.

Is this tool free to use?

Yes, DNS Lookup is completely free and requires no registration or installation.

What types of records can I query?

You can query A, AAAA, MX, NS, TXT, SPF, DMARC, CNAME, PTR, and SOA records.

Can I use this tool from my mobile phone?

Yes, the DNS Lookup tool is compatible with mobile devices and modern browsers.

How often are DNS records updated?

It depends on the Time to Live (TTL) of each record; it can vary from minutes to hours. What's the difference between DNS Lookup and WHOIS? => DNS Lookup shows the technical configuration of the domain, while WHOIS shows the owner and registrar information.

Can I use it to verify my corporate email?

Yes, you can check the MX, SPF, and DMARC records to validate your email domain configuration.

Is it free to create videos with this tool?

Yes! Our app is 100% free, with no limits, no premium plans, and no registration required.

Do I need to register to use the app?

No. We never ask for your email, password, or personal information. Just log in and create your videos instantly.

Are my photos or videos uploaded to their servers?

Never! Everything is processed directly in your browser. Your files never leave your device.

Does it work on mobile or tablet?

Yes, it's fully compatible with mobile phones, tablets, and computers. Designed to work on any modern device.

What image formats can I use?

You can use JPG, PNG, GIF, and WebP. Any image your browser can display, the app can use.

Can I use my own videos as frames?

Yes, you can include video clips (MP4, WebM) as part of your frames.

Can I add text to my videos?

Sure! You can overlay text on each frame using any Google Fonts.

Can I customize the text and background color?

Yes, the text, outline (line), and background (solid or gradient) color are fully customizable.

What resolutions does the app support?

It supports two standard formats: horizontal 16:9 (1280×720) and vertical 9:16 (720×1280), ideal for YouTube, Instagram, TikTok, and more.

How fast does the video render?

The video is generated at 30 frames per second (30 fps), ensuring smooth and professional playback.

Can I choose how long each frame is?

Yes, you can set the duration of each frame to the second or fraction of a second you want.

Does it have animated transitions?

Yes, each frame can have animated in and out transitions (fade, slide, zoom, etc.).

SSL Certificate Validator

Online Barcode Generator

Generate different barcodes: CODE128, EAN8, EAN13, CODE39, UPC. Customize backgrounds and colors.

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DNS Record Lookup

Free DNS Lookup tool to check A, MX, TXT, NS, SOA, SPF, and CNAME records of any domain. No signup required.

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Online Image to Video Converter

Create videos from your photos, add sounds and effects. Download the generated video ready to post on YouTube or social media.

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SSL Certificate Validator

Check the validity, expiration date, and issuer of any SSL certificate. Ensure a website is secure and trustworthy.

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Free AI Prompt Generator

Generate professional prompts with our free AI Prompt Generator. No registration required, no limits, and compatible with ChatGPT, Gemini, Claude, and more

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Online Mass (Weight) Converter

Convert between different weight units such as Grams, Kilos, Ounces, Drachmas, etc.

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Online OCR Image to Text + Text to Speech

Extract text from any image with our OCR engine, you can click Play to hear a reading of the text

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Online Pressure Measurement Converter

Converts between different pressure measurement units such as: Bar, Pascal, Torr, etc.

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Online CSS Style Compressor

Make your website load faster. Compress and optimize your CSS styles

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Online Area Measurement Converter

Quickly convert between different area measurements such as: Square Meter, Hectares, Bushels, Yugada, etc.

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Online Barcode Reader and Scanner

Scan barcodes directly from the camera or upload an image. Supported codes: Code 128, EAN-13, EAN-8, UPC-E, Code 39, Codabar

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Online Temperature Measurement Converter

Convert between different temperature units such as: Celsius, Fahrenheit, Kelvin, etc.

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SSL Analyzer

SSL Certificate Verifier

Certificate Information

Other online tools that may interest you

Online Barcode Generator

DNS Record Lookup

Online Image to Video Converter

SSL Certificate Validator

Free AI Prompt Generator

Online Mass (Weight) Converter

Online OCR Image to Text + Text to Speech

Online Pressure Measurement Converter

Online CSS Style Compressor

Online Area Measurement Converter

Online Barcode Reader and Scanner

Online Temperature Measurement Converter