Repair external links that redirect

These links need to be updated to their new destinations based on
the HTTP response codes we received during testing.

doc/gitlab-basics/start-using-git.md

@@ -49,7 +49,7 @@ prompt, terminal, and command line) of your preference. Here are some suggestion
 
 - For macOS users:
   - Built-in: [Terminal](https://blog.teamtreehouse.com/introduction-to-the-mac-os-x-command-line). Press <kbd>⌘ command</kbd> + <kbd>space</kbd> and type "terminal" to find it.
-  - [iTerm2](https://www.iterm2.com/), which you can integrate with [zsh](https://git-scm.com/book/id/v2/Appendix-A%3A-Git-in-Other-Environments-Git-in-Zsh) and [oh my zsh](https://ohmyz.sh/) for color highlighting, among other handy features for Git users.
+  - [iTerm2](https://iterm2.com/), which you can integrate with [zsh](https://git-scm.com/book/id/v2/Appendix-A%3A-Git-in-Other-Environments-Git-in-Zsh) and [oh my zsh](https://ohmyz.sh/) for color highlighting, among other handy features for Git users.
 - For Windows users:
   - Built-in: **cmd**. Click the search icon on the bottom navbar on Windows and type "cmd" to find it.
   - [PowerShell](https://docs.microsoft.com/en-us/powershell/scripting/windows-powershell/install/installing-windows-powershell?view=powershell-7): a Windows "powered up" shell, from which you can execute a greater number of commands.

doc/integration/jenkins.md

@@ -27,7 +27,7 @@ For a real use case, read the blog post [Continuous integration: From Jenkins to
 
 Moving from a traditional CI plug-in to a single application for the entire software development
 life cycle can decrease hours spent on maintaining toolchains by 10% or more. For more details, see
-the ['GitLab vs. Jenkins' comparison page](https://about.gitlab.com/devops-tools/jenkins-vs-gitlab.html).
+the ['GitLab vs. Jenkins' comparison page](https://about.gitlab.com/devops-tools/jenkins-vs-gitlab/).
 
 NOTE: **Note:**
 This documentation focuses only on how to **configure** a Jenkins *integration* with

doc/integration/jira_development_panel.md

@@ -232,7 +232,7 @@ Potential resolutions:
 - If you're using GitLab Core or GitLab Starter, be sure you're using
   GitLab 13.4 or later.
 
-[Contact GitLab Support](https://about.gitlab.com/support) if none of these reasons apply.
+[Contact GitLab Support](https://about.gitlab.com/support/) if none of these reasons apply.
 
 #### Fixing synchronization issues
 
@@ -245,11 +245,11 @@ resynchronize the information. To do so:
 1. For each project, there's a sync button displayed next to the **last activity** date.
    To perform a *soft resync*, click the button, or complete a *full sync* by shift clicking
    the button. For more information, see
-   [Atlassian's documentation](https://confluence.atlassian.com/adminjiracloud/synchronize-an-account-972332890.html).
+   [Atlassian's documentation](https://support.atlassian.com/jira-cloud-administration/docs/synchronize-jira-cloud-to-bitbucket/).
 
 ### GitLab for Jira app
 
-You can integrate GitLab.com and Jira Cloud using the [GitLab for Jira](https://marketplace.atlassian.com/apps/1221011/gitlab-for-jira) app in the Atlassian Marketplace.
+You can integrate GitLab.com and Jira Cloud using the [GitLab for Jira](https://marketplace.atlassian.com/apps/1221011/gitlab-com-for-jira-cloud) app in the Atlassian Marketplace.
 
 This method is recommended when using GitLab.com and Jira Cloud because data is synchronized in realtime, while the DVCS connector updates data only once per hour. If you are not using both of these environments, use the [Jira DVCS Connector](#jira-dvcs-configuration) method.
 
@@ -257,7 +257,7 @@ This method is recommended when using GitLab.com and Jira Cloud because data is
 For a walkthrough of the integration with GitLab for Jira, watch [Configure GitLab Jira Integration using Marketplace App](https://youtu.be/SwR-g1s1zTo) on YouTube.
 
 1. Go to **Jira Settings > Apps > Find new apps**, then search for GitLab.
-1. Click **GitLab for Jira**, then click **Get it now**. Or go the [App in the marketplace directly](https://marketplace.atlassian.com/apps/1221011/gitlab-for-jira)
+1. Click **GitLab for Jira**, then click **Get it now**. Or go the [App in the marketplace directly](https://marketplace.atlassian.com/apps/1221011/gitlab-com-for-jira-cloud)
 
    ![Install GitLab App on Jira](img/jira_dev_panel_setup_com_1.png)
 1. After installing, click **Get started** to go to the configurations page. This page is always available under **Jira Settings > Apps > Manage apps**.

doc/integration/kerberos.md

@@ -13,13 +13,13 @@ GitLab can integrate with [Kerberos](https://web.mit.edu/kerberos/) as an authen
 
 [Kerberos](https://web.mit.edu/kerberos/) is a secure method for authenticating a request for a service in a
 computer network. Kerberos was developed in the Athena Project at the
-[Massachusetts Institute of Technology (MIT)](http://web.mit.edu/). The name is taken from Greek
+[Massachusetts Institute of Technology (MIT)](https://web.mit.edu/). The name is taken from Greek
 mythology; Kerberos was a three-headed dog who guarded the gates of Hades.
 
 ## Use-cases
 
 - GitLab can be configured to allow your users to sign with their Kerberos credentials.
-- You can use Kerberos to [prevent](http://web.mit.edu/sipb/doc/working/guide/guide/node20.html) anyone from intercepting or eavesdropping on the transmitted password.
+- You can use Kerberos to [prevent](https://web.mit.edu/sipb/doc/working/guide/guide/node20.html) anyone from intercepting or eavesdropping on the transmitted password.
 
 ## Configuration
 

doc/subscriptions/index.md

@@ -173,7 +173,7 @@ Find more information how to apply and renew at
 
 ## GitLab for Open Source subscriptions
 
-All [GitLab for Open Source](https://about.gitlab.com/solutions/open-source/program/)
+All [GitLab for Open Source](https://about.gitlab.com/solutions/open-source/join/)
 requests, including subscription renewals, must be made by using the application process.
 If you have any questions, send an email to `opensource@gitlab.com` for assistance.
 

doc/topics/web_application_firewall/quick_start_guide.md

@@ -168,7 +168,7 @@ application will be monitored by the WAF automatically.
 
 Now we can make sure that Ingress is running properly with ModSecurity and send
 a request to ensure our application is responding correctly. You must connect to
-your cluster either using [Cloud Shell](https://cloud.google.com/shell/) or the [Google Cloud SDK](https://cloud.google.com/sdk/install).
+your cluster either using [Cloud Shell](https://cloud.google.com/shell/) or the [Google Cloud SDK](https://cloud.google.com/sdk/docs/install).
 
 1. After connecting to your cluster, check if the Ingress-NGINX controller is running and ModSecurity is enabled.
 

doc/university/README.md

@@ -143,7 +143,7 @@ The GitLab University curriculum is composed of GitLab videos, screencasts, pres
 
 ### 3.1. DevOps
 
-1. [XebiaLabs: DevOps Terminology](https://xebialabs.com/glossary/)
+1. [XebiaLabs: DevOps Terminology](https://digital.ai/glossary)
 1. [XebiaLabs: Periodic Table of DevOps Tools](https://digital.ai/periodic-table-of-devops-tools)
 1. [Puppet Labs: State of DevOps 2016 - Book](https://puppet.com/resources/report/2016-state-devops-report/)
 

doc/user/analytics/code_review_analytics.md

@@ -37,7 +37,7 @@ The table is sorted by:
 
 ## Use cases
 
-This feature is designed for [development team leaders](https://about.gitlab.com/handbook/marketing/product-marketing/roles-personas/#delaney-development-team-lead)
+This feature is designed for [development team leaders](https://about.gitlab.com/handbook/marketing/strategic-marketing/roles-personas/#delaney-development-team-lead)
 and others who want to understand broad code review dynamics, and identify patterns to explain them.
 
 You can use Code Review Analytics to:

doc/user/analytics/merge_request_analytics.md

@@ -23,7 +23,7 @@ To access Merge Request Analytics, from your project's menu, go to **Analytics >
 
 ## Use cases
 
-This feature is designed for [development team leaders](https://about.gitlab.com/handbook/marketing/product-marketing/roles-personas/#delaney-development-team-lead)
+This feature is designed for [development team leaders](https://about.gitlab.com/handbook/marketing/strategic-marketing/roles-personas/#delaney-development-team-lead)
 and others who want to understand broad patterns in code review and productivity.
 
 You can use Merge Request Analytics to expose when your team is most and least productive, and

doc/user/application_security/api_fuzzing/index.md

@@ -155,7 +155,7 @@ You can use various tools to generate HAR files:
 
 - [Fiddler](https://www.telerik.com/fiddler): Web debugging proxy
 - [Insomnia Core](https://insomnia.rest/): API client
-- [Chrome](https://www.google.com/chrome): Browser
+- [Chrome](https://www.google.com/chrome/): Browser
 - [Firefox](https://www.mozilla.org/en-US/firefox/): Browser
 
 DANGER: **Warning:**

doc/user/application_security/cve_id_request.md

@@ -9,7 +9,7 @@ info: To determine the technical writer assigned to the Stage/Group associated w
 
 > [Introduced](https://gitlab.com/gitlab-org/gitlab/-/merge_requests/41203) in GitLab 13.4, only for public projects on GitLab.com.
 
-As part of [GitLab's role as a CVE Numbering Authority](https://about.gitlab.com/security/cve)
+As part of [GitLab's role as a CVE Numbering Authority](https://about.gitlab.com/security/cve/)
 ([CNA](https://cve.mitre.org/cve/cna.html)), you may request
 [CVE](https://cve.mitre.org/index.html) identifiers from GitLab to track
 vulnerabilities found within your project.

doc/user/compliance/license_compliance/index.md

@@ -274,13 +274,13 @@ to specify its location.
 
 ### Configuring NPM projects
 
-You can configure NPM projects by using an [`.npmrc`](https://docs.npmjs.com/configuring-npm/npmrc.html)
+You can configure NPM projects by using an [`.npmrc`](https://docs.npmjs.com/configuring-npm/npmrc.html/)
 file.
 
 #### Using private NPM registries
 
 If you have a private NPM registry you can use the
-[`registry`](https://docs.npmjs.com/using-npm/config#registry)
+[`registry`](https://docs.npmjs.com/using-npm/config/#registry)
 setting to specify its location.
 
 For example:
@@ -294,7 +294,7 @@ registry = https://npm.example.com
 You can supply a custom root certificate to complete TLS verification by using the
 `ADDITIONAL_CA_CERT_BUNDLE` [environment variable](#available-variables).
 
-To disable TLS verification you can provide the [`strict-ssl`](https://docs.npmjs.com/using-npm/config#strict-ssl)
+To disable TLS verification you can provide the [`strict-ssl`](https://docs.npmjs.com/using-npm/config/#strict-ssl)
 setting.
 
 For example:

doc/user/group/epics/manage_epics.md

@@ -263,7 +263,7 @@ You can create a spreadsheet template to manage a pattern of consistently repeat
 <i class="fa fa-youtube-play youtube" aria-hidden="true"></i>
 For an introduction to epic templates, see [GitLab Epics and Epic Template Tip](https://www.youtube.com/watch?v=D74xKFNw8vg).
 
-For more on epic templates, see [Epic Templates - Repeatable sets of issues](https://about.gitlab.com/handbook/marketing/product-marketing/getting-started/104/).
+For more on epic templates, see [Epic Templates - Repeatable sets of issues](https://about.gitlab.com/handbook/marketing/strategic-marketing/getting-started/104/).
 
 ## Manage multi-level child epics **(ULTIMATE)**
 

doc/user/markdown.md

@@ -22,7 +22,7 @@ We encourage you to view this document as [rendered by GitLab itself](https://gi
 
 GitLab uses "GitLab Flavored Markdown" (GFM). It extends the [CommonMark specification](https://spec.commonmark.org/current/)
 (which is based on standard Markdown) in several ways to add additional useful functionality.
-It was inspired by [GitHub Flavored Markdown](https://docs.github.com/en/github/writing-on-github/basic-writing-and-formatting-syntax).
+It was inspired by [GitHub Flavored Markdown](https://docs.github.com/en/free-pro-team@latest/github/writing-on-github/basic-writing-and-formatting-syntax).
 
 You can use GFM in the following areas:
 

doc/user/packages/npm_registry/index.md

@@ -12,7 +12,7 @@ info: To determine the technical writer assigned to the Stage/Group associated w
 Publish NPM packages in your project's Package Registry. Then install the
 packages whenever you need to use them as a dependency.
 
-Only [scoped](https://docs.npmjs.com/misc/scope) packages are supported.
+Only [scoped](https://docs.npmjs.com/misc/scope/) packages are supported.
 
 ## Build an NPM package
 
@@ -25,7 +25,7 @@ the [next section](#authenticate-to-the-package-registry).
 ### Install NPM
 
 Install Node.js and NPM in your local development environment by following
-the instructions at [npmjs.com](https://docs.npmjs.com/downloading-and-installing-node-js-and-npm).
+the instructions at [npmjs.com](https://docs.npmjs.com/downloading-and-installing-node-js-and-npm/).
 
 When installation is complete, verify you can use NPM in your terminal by
 running:
@@ -360,7 +360,7 @@ In GitLab 12.6 and later, packages published to the Package Registry expose the
 > - [Introduced](https://gitlab.com/gitlab-org/gitlab/-/issues/9425) in GitLab Premium 12.8.
 > - [Moved](https://gitlab.com/gitlab-org/gitlab/-/issues/221259) to GitLab Core in 13.3.
 
-You can add [distribution tags](https://docs.npmjs.com/cli/dist-tag) to newly-published packages.
+You can add [distribution tags](https://docs.npmjs.com/cli/dist-tag/) to newly-published packages.
 Tags are optional and can be assigned to only one package at a time.
 
 When you publish a package without a tag, the `latest` tag is added by default.