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How & Why To Use CDN Services For WordPress: A Complete Guide – 19coders

Whether you’re new to PhrasePress internet optimization or have been doing it for years, you’ve probably heard of Content Delivery Networks (CDNs).

CDNs may very well be a extremely efficient machine for PhrasePress web sites; in fact, some internet optimization professionals ponder them a ought to-have.

In this column, you’ll uncover each factor you need to study choosing, organising, and configuring a CDN on your PhrasePress website online.

Recap: What’s a CDN?

A CDN is a group of edge servers normally located in quite a lot of places all via the world. They cache recordsdata out of your website online to reinforce load speeds for purchasers and most present security benefits, as properly.

You can examine further regarding the fundamentals of content material materials provide networks in these guides:


Before you uncover integrating a content material materials provide neighborhood collectively along with your PhrasePress website online, I extraordinarily advocate finding out the two articles above so that you simply’ve obtained a full understanding of how CDNs work.


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Why Are CDNs Beneficial for PhrasePress?

While PhrasePress is the world’s most usually used content material materials administration system and a favorite amongst most internet optimization professionals, it’s not with out its faults.

Many PhrasePress themes are overly bloated and embrace every load velocity and security factors.

To be clear, CDNs are neither a eternal restore nor a bandaid for load velocity and security factors.


You must nonetheless do the work to restore as many technical SEO issues as doable.

Instead, CDNs will be utilized to enhance your website online’s know-how stack.

If you’ve put the work into improving your WordPress site’s performance and looking to take it to the following diploma, listed beneath are three reason CDNs are an essential choice for you.

1. CDNs Offer Improved Security Features for PhrasePress

By its nature, PhrasePress is prone to security flaws. But with one of the best modifications, it could be made protected.

Many CDN suppliers present excellent security options notably for PhrasePress web sites, resembling:



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  • Protecting Your Login Page: CDNs like Cloudflare present superior firewall tips that could be configured to defend your login internet web page.
  • Blocking xmlrpc.php Attacks: In addition to login internet web page assaults, xmlrpc.php assaults are one of many important frequent assaults on PhrasePress web sites. You can organize associated firewall tips on most CDNs as a result of the sooner internet web page to dam guests to that path.
  • DDoS Protection: Cloudflare is probably the most nicely-favored choice for DDoS (distributed denial-of-service) security, nonetheless many fashionable CDNs present fantastic DDoS security. DDoS assaults are unusual for many SMB and mid-market PhrasePress web sites, nonetheless having this security can present peace of ideas.
  • Free SSL Certificates: Most fashionable CDNs now present free SSL certificates, a ought to-have for any PhrasePress website online.
  • Preconfigured Firewall Rulesets: Many CDNs with a consider security present PhrasePress-explicit firewall tips. This is sweet for the non-security-savvy PhrasePress clients who need peace of ideas from outdoor threats.

Many CDNs present security, nevertheless it certainly’s important to find one that offers one of the best stability of PhrasePress automation with out sacrificing customization.

2. Improved Site Speed for PhrasePress

Improved website online velocity is probably going one of many main causes PhrasePress clients choose a CDN.

Being able to cache and ship your content material materials nearer to your website online visitors is essential for anyone desirous to improve their Core Web Vitals scores.

Additionally, nearly all CDNs are literally taking advantage of Brotli, a file compression know-how developed by Google.

3. Downtime Reducer

Many content material materials provide networks present website online uptime assist in case your main server goes down.


This works by serving the most recent cached mannequin of your PhrasePress website online to visitors until your main web server comes once more on-line.

What to Look for in a PhrasePress CDN

Here are the very best choices and capabilities to search for in a CDN on your PhrasePress website online:

Integrations Through Your Current Host

Before you begin wanting for a CDN, look at collectively along with your current PhrasePress host. Many fashionable PhrasePress hosts present a constructed-in CDN via quite a few companions.

Find out who they use and look at capabilities and choices. Make optimistic you’ve obtained these security options in addition to to the sting caching.

How Many Edge Servers They Have

Check your website online’s analytics and uncover out the place the overwhelming majority of your guests is coming from.

Compare your guests’s locations with the CDN’s edge server locations to see within the occasion that they’re shut.


Pre-Set PhrasePress Configurations

Since PhrasePress might be probably the most used CMS on the earth, many content material materials provide networks have pre-set configurations notably for PhrasePress. However, not all of them do.

Find out what they optimize for and look at them to completely different CDNs.

Do They Offer a Plugin?

While I normally try to cut back plugins on a PhrasePress website online, having a plugin for a CDN may very well be truly useful.


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CDN plugins may assist sync your PhrasePress settings to help with computerized platform optimizations and even allow you to clear your CDN cache straight out of your PhrasePress dashboard.


Any Past Vulnerabilities?

You wouldn’t buy a automotive with out researching its recall historic previous (I hope).

Why would you go relaxed collectively along with your CDN? Make optimistic you evaluation your CDN of choice to ensure they don’t have a historic previous of vulnerabilities.

How to Set Up a CDN for PhrasePress

Before we get into the fulfilling optimization steps, we need to assure that you simply’ve obtained your CDN appropriately organize for PhrasePress.

We can do this in just some quick steps:

  1. Sign up on your CDN.
  2. Once you’ve signed up for a CDN, they’ll give you each new nameservers or a CNAME that you simply’ll need to add to your current registrar. Most CDNs act as a DNS and would require you to make use of their nameservers; however, some allow you to make use of a CNAME.
  3. Once your DNS is accomplished propagating to your new CDN, you’ll be able to start getting your CDN organize.
  4. If your CDN affords a PhrasePress plugin, I prefer to suggest checking the critiques on it and placing in it if critiques look protected.

That’s it! Your CDN is all organize and in addition you’re ready to start optimizing it on your PhrasePress website online.



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How to Optimize a CDN for PhrasePress

Here’s the fulfilling half…

We’re now going to take some superior steps to place your CDN to work on your PhrasePress website online, guaranteeing it’s fast and protected:

  • Enable Automatic PhrasePress Optimization: If your CDN affords PhrasePress-explicit enhancements, go ahead and permit them first.
  • Enable Brotli: Make optimistic Brotli is enabled in your website online. This compression know-how may make an enormous distinction collectively along with your website online velocity.
  • Minify HTML/CSS/JS: This is becoming a traditional perform for many CDNs and I prefer to suggest you enable it with warning. Once it’s enabled, be sure that to verify that your webpages nonetheless carry out appropriately.
  • Secure PhrasePress Login Page: Go to your firewall tips internet web page — make the sector “URI”, the price “/wp-login.php”, and the movement “JS Challenge.” Now you’ve obtained a JS security internet web page that will help cut back bot assaults in your login internet web page.
Protect login page firewall rule.Enter these tips on Cloudflare to defend your PhrasePress login internet web page.
Cloudflare js protection screen.If entered precisely, Cloudflare will add this JS downside internet web page.
  • Block xmlrpc.php Attacks: Using the an identical firewall rule as above, as a substitute of blocking the login internet web page, block xmlrpc.php.
  • Be Careful with Rocket Loader: If you’re using Cloudflare, be careful with Rocket Loader. It may make some huge enhancements with website online velocity, nonetheless I’ve moreover seen it break efficiency on some PhrasePress websites. Use with warning and verify, verify, verify!
  • Enable HTTP/2 or HTTP/3: HTTP/2 protocol works by parsing your website online’s HTML to determine the optimum order for loading belongings for the best possible effectivity. If you’re fearful about how this can affect your internet optimization effectivity, you’ll have the ability to rest assured that Googlebot can crawl with HTTP/2 protocol.
  • Enable Image Optimization: Many CDNs are starting to supply image optimization suppliers to help compress footage and even convert them to WebP.

3 Final Thoughts on Optimizing PhrasePress with a CDN

Content provide networks are a sturdy machine for PhrasePress web sites and can positively be thought-about in your web tech stack.


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When organising a CDN on your PhrasePress website online, make certain you:

  1. Test website online velocity sooner than and after to look at outcomes.
  2. Test your website online’s efficiency.
  3. Monitor effectivity in your CDN platform to see what you’ve been missing.

More Resources:

Image Credits

All screenshots taken by author, June 2021

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