The maximum length of a Destination URL, especially in the context of web services and applications, can vary depending on the platform, browser, and web standards. However, as of my last knowledge update in September 2021, there are some general guidelines to consider:

1. Browsers and Web Standards: Most modern web browsers and web standards do not impose a strict character limit on Destination URLs. They are designed to handle long URLs efficiently.

2. HTTP Limitations: In practice, the length of a URL can be influenced by the HTTP protocol itself. Historically, some web servers and proxies had limitations on the length of URLs they could handle. A common limit was around 2,048 characters for URLs. However, many modern web servers and proxies have increased this limit.

3. Practical Considerations: While there may not be a strict maximum length for Destination URLs, it's essential to consider practicality. Extremely long URLs can be challenging to work with, share, and maintain. They might also encounter issues with certain web services or applications that have not adapted to longer URLs.

4. SEO Considerations: In the context of Search Engine Optimization (SEO), shorter and more descriptive URLs are generally recommended for better user experience and search engine ranking. Google, for instance, has recommended keeping URLs under 2,083 characters.

5. Security: Long URLs can potentially be used for various forms of attacks, including phishing. Thus, some web security guidelines suggest monitoring and limiting the length of user-generated URLs.

6. Cross-browser Compatibility: While modern browsers can handle long URLs, it's essential to test the behavior of your specific Destination URL across different browsers to ensure compatibility.

Please note that web standards and best practices can evolve over time, and browser or server-specific limits may change. It's advisable to consult the documentation of the specific web service, application, or platform you are working with for the most up-to-date information on URL length limits. Additionally, if you're dealing with very long URLs, it may be worth considering URL shortening services for convenience and manageability.