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by 2Point

Scripts for Broken URLs in Ads

Author: Haydn Fleming • Chief Marketing Officer

Last update: Nov 5, 2025 Reading time: 4 Minutes

In the realm of online advertising, broken URLs can severely impact campaign performance and user experience. This article delves into effective scripts for identifying and managing broken URLs in ads, ensuring that your advertising efforts yield the desired results. By leveraging these scripts, marketers can streamline their processes and enhance their advertising campaigns.

Understanding Broken URLs in Ads

What are Broken URLs?
Broken URLs refer to links that lead to non-existent webpages or result in error messages such as 404 (Not Found). They disrupt the user journey, lead to missed opportunities, and can negatively affect your campaign’s ROI.

Why Fix Broken URLs?

  • User Experience: A seamless experience keeps users engaged.
  • SEO Impact: Search engines may penalize websites with numerous broken links.
  • Conversion Rates: Redirects or errors can deter potential customers from completing a transaction.
  • Click-Through Rates (CTR): A low CTR may result from ineffective ads that direct users to broken links.

Implementing Scripts for Broken URLs

Utilizing scripts to check and manage broken URLs can save time and resources. Here are methods and tools you can incorporate into your advertising workflow:

1. JavaScript for On-Page Validation

JavaScript can be employed to check link validity directly on your website before deploying ads.

Here’s a simple script example:

window.onload = function() {
    const links = document.querySelectorAll('a');
    links.forEach(link => {
        fetch(link.href)
            .then(response => {
                if (!response.ok) {
                    console.error(`Broken URL: ${link.href}`);
                }
            })
            .catch(error => console.error(`Error fetching ${link.href}: ${error.message}`));
    });
};

This script will log broken URLs to the console, helping developers locate and fix them swiftly.

2. Python for Bulk Checks

For larger campaigns, Python scripts can be effective for bulk checking URLs.

Example of a simple URL checker script using Python:

import requests

def check_url(url):
    try:
        response = requests.head(url, allow_redirects=True)
        if response.status_code != 200:
            print(f"Broken URL: {url} - Status Code: {response.status_code}")
    except requests.exceptions.RequestException as e:
        print(f"Error with URL: {url} - {e}")

urls = ["https://example.com", "https://anotherexample.com"]
for url in urls:
    check_url(url)

This script returns the status code for each URL, indicating broken links effectively.

3. Google Sheets for Easy Monitoring

Google Sheets can also be utilized to monitor and audit URLs with the help of simple scripts and the built-in IMPORTXML or custom functions.

Example Steps:

  • Enter your URLs in a column.
  • Use a custom function or existing functions to fetch the status of each link.
  • Regularly update this list and generate error reports.

Best Practices for Managing Broken URLs

  • Regular Audits: Schedule routine checks for all URLs in ads to identify any broken links promptly.
  • Redirection Strategies: Use proper 301 or 302 redirects to point users to the correct pages when updates are made.
  • Dynamic Updates: Consider dynamic URLs that adapt based on new page structures to reduce the occurrence of broken links.

Tools for Monitoring Broken URLs

Several tools can automate the process of detecting broken URLs:

  • Google Search Console: Monitor your website’s performance including any crawl errors.
  • Ahrefs: Offers broken link checks and alerts for your site and competitors.
  • Dead Link Checker: An online tool that scans through your ads and web pages for broken links.

Conclusion

Implementing scripts for broken URLs in ads is a critical step in maintaining a successful advertising strategy. By utilizing JavaScript, Python, Google Sheets, and leveraging various tools, you can efficiently manage broken links and uphold a positive user experience.

For expert marketing solutions, including management of your ad campaigns, visit 2POINT Advertising Services. Explore how multi-channel marketing can enhance your reach while ensuring effective URL management.

FAQ

How do I know if my URLs are broken?
You can check URLs manually using browser tools, or automate the process using scripts listed above.

What should I do if I find a broken URL?
If you find a broken URL, update the link, redirect it, or remove it from your ads.

How often should I check for broken URLs?
Regular checks are recommended, ideally weekly or monthly, depending on how frequently you update your content or ads.

Can broken URLs affect my SEO?
Yes, an abundance of broken URLs can negatively impact your SEO ranking by frustrating users and reducing site credibility.

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