duckdns.org: SEO audit and AI-search report

An independent audit of duckdns.org, measured by Adnave on November 12, 2026. We read 12 pages of the site as a search engine first receives them and ran 43 checks. Organic health is 64 out of 100. The site lets the main AI assistants read it.

Growth Navigator · duckdns.org

23 opportunities to improve

12 pages read in full, 13 more links checked

Organic health

out of 100

Ads readiness

out of 100

Page entered44

Other pages60

Technical health80

Speed83

Sharing27

AI search56

Ads readiness27

Authority55 / 100 · the #4,042 best-linked domain on the web See who links to itCited on 10 Wikipedia articlesDomain registered 2013Popularity: #143 of the top million sitesFrom open web data, not Google's own measure.

Your plan

Our suggested order: biggest obstacles first, quickest first among equals. The effect of each fix is not measured. 3 take minutes.

1Link preview is missing its title, description, imageFix ready to pasteDo firstTakes minutes
2Nothing tells machines who you are or what you offerFix ready to pasteDo firstTakes minutes
3Insecure address does not redirectFix ready to pasteDo firstA few hours
4Almost no readable text in the pageDo firstLonger job
55 of 11 other pages have very little textDo firstLonger job
6Page title is short (8 characters)Worth doingTakes minutes

Step 1 · Organic

What is holding the site back in search

Everything here was observed on the site. Fixing it removes a known obstacle; no one can promise a specific ranking in return.

Observed · AdnaveBot's reading of 12 pages on 2026-11-12 · each finding is what we saw on those pages; “what to do”, the score and the order are our judgment

Almost no readable text in the page
High priority
Only 34 words arrive with the page; the rest is built in the browser by scripts. Search engines may see very little.
What to do: Have the site send its main text in the page itself (server-side rendering or pre-rendering).
How to fix this: Thin content: what it is and how to fix it
Link preview is missing its title, description, image
High priority
When someone shares the page, the preview will look bare or use the wrong image.
What to do: Add Open Graph tags: og:title, og:description and an og:image of 1200 × 630 pixels.
Get the fix: Link preview tags for this page
Paste inside the <head> of the page. Replace the image address with a picture of 1200 by 630 pixels.
```
<meta property="og:type" content="website">
<meta property="og:title" content="Duck DNS">
<meta property="og:description" content="Duck DNS free dynamic DNS hosted on Amazon VPC">
<meta property="og:url" content="https://www.duckdns.org/">
<meta property="og:image" content="https://www.duckdns.org/your-preview-image.png">
<meta name="twitter:card" content="summary_large_image">
```
How to fix this: How to control how your link looks when it is shared
Insecure address does not redirect
High priority
The http:// version of the site still answers on its own, so some visitors and links stay on an insecure copy.
What to do: Redirect every http:// address to its https:// equivalent with a permanent (301) redirect.
Get the fix: Redirect from http to https
For an Apache server, add to the top of the .htaccess file. Many hosts also offer this as a switch called “Force HTTPS”.
```
RewriteEngine On
RewriteCond %{HTTPS} off
RewriteRule ^ https://%{HTTP_HOST}%{REQUEST_URI} [L,R=301]
```
How to fix this: How to find and fix broken links on your website
Nothing tells machines who you are or what you offer
High priority
There is no structured data, so an assistant has to guess what the business is from loose text.
What to do: Add schema.org markup for the organisation, plus the type that fits the page: Product, Service, Article, FAQPage or SoftwareApplication.
Get the fix: Structured data naming your organisation
Paste inside the <head> of the page. Fill in the name and logo address.
```
<script type="application/ld+json">
{
  "@context": "https://schema.org",
  "@type": "Organization",
  "name": "duckdns.org",
  "url": "https://www.duckdns.org",
  "logo": "https://www.duckdns.org/your-logo.png"
}
</script>
```
How to fix this: Structured data: a plain guide to schema markup
5 of 11 other pages have very little text
High priority
Pages under about 200 words rarely rank for anything.
What to do: Expand these pages with useful detail, merge them into a stronger page, or hide them from search.
Show the 5 addresses
- https://www.duckdns.org/about.jsp
- https://www.duckdns.org/login?generateRequest=google
- https://www.duckdns.org/login?generateRequest=github
- https://www.duckdns.org/login?generateRequest=twitter
- https://www.duckdns.org/login?generateRequest=persona
How to fix this: Thin content: what it is and how to fix it
Page title is short (8 characters)
Medium
“Duck DNS”. Titles outside roughly 30 to 60 characters are either vague or get cut off in results.
What to do: Rewrite it to 30 to 60 characters, leading with the main thing people search for.
How to fix this: How to write page titles and meta descriptions
1 of 11 other pages are hidden from search engines
Medium
A “noindex” instruction keeps these pages out of Google. That is right for things like a cart or login page, and a problem for pages you want found.
What to do: Review the list and remove noindex from any page that should appear in search.
Show the 1 address
- https://www.duckdns.org/login?generateRequest=google
How to fix this: Sitemaps, robots.txt and getting pages indexed
Meta description is short (46 characters)
Medium
“Duck DNS free dynamic DNS hosted on Amazon VPC”
What to do: Aim for 70 to 160 characters so it is specific but not cut off.
How to fix this: How to write page titles and meta descriptions
1 of 11 other pages share a title with another page
Medium
When pages share a title, search engines cannot tell which one to show, and searchers cannot tell them apart.
What to do: Rewrite each title so it describes that page specifically.
Show the 1 address
- https://www.duckdns.org/login?generateRequest=persona
How to fix this: How to write page titles and meta descriptions
2 of 11 other pages have no meta description
Medium
Google will choose its own snippet for these pages, often a poor one.
What to do: Add a description of 70 to 160 characters to each page.
Show the 2 addresses
- https://www.duckdns.org/login?generateRequest=google
- https://www.duckdns.org/login?generateRequest=twitter
How to fix this: How to write page titles and meta descriptions
1 of 11 other pages took over 2 seconds to respond
Medium
Measured once from our server, so treat it as a rough signal. Slow pages lose visitors and rank lower.
What to do: Look at caching and hosting for these pages in particular.
Show the 1 address
- https://www.duckdns.org/reddit.jsp
How to fix this: Core Web Vitals: how to make a slow website fast
2 of 3 images have no description
Medium
Images without alt text are invisible to search engines and to screen-reader users.
What to do: Add a short alt description to each meaningful image. Use an empty alt for purely decorative ones.
How to fix this: Image SEO: alt text, file size and layout shift
2 of 3 images have no stated size
Medium
Without a width and height, the page shifts as each image arrives. That is the layout shift Core Web Vitals penalise.
What to do: Add width and height attributes to every image tag.
How to fix this: Image SEO: alt text, file size and layout shift
1 of 11 other pages have no main heading, or several
Low
A single H1 tells search engines what each page is about.
What to do: Give each page exactly one H1 that states its topic.
Show the 1 address
- https://www.duckdns.org/login?generateRequest=github
How to fix this: How to write page titles and meta descriptions
No canonical address
Low
Without it, copies of the page (with tracking codes, for example) can compete with each other in search.
What to do: Add a canonical link pointing at the page’s preferred address.
Get the fix: Canonical tag for this page
Paste inside the <head> of the page.
```
<link rel="canonical" href="https://www.duckdns.org/">
```
How to fix this: Sitemaps, robots.txt and getting pages indexed
No structured data
Low
Structured data lets Google show extras such as ratings, prices, opening hours and FAQs in your result.
What to do: Add schema.org markup that fits the business (Organization, LocalBusiness, Product, FAQ).
Get the fix: Structured data naming your organisation
Paste inside the <head> of the page. Fill in the name and logo address.
```
<script type="application/ld+json">
{
  "@context": "https://schema.org",
  "@type": "Organization",
  "name": "duckdns.org",
  "url": "https://www.duckdns.org",
  "logo": "https://www.duckdns.org/your-logo.png"
}
</script>
```
How to fix this: Structured data: a plain guide to schema markup
Missing security headers: Strict-Transport-Security, X-Content-Type-Options
Low
These headers protect visitors from downgrade and content-sniffing attacks. Browsers and security scanners look for them.
What to do: Have the web server send Strict-Transport-Security and X-Content-Type-Options: nosniff on every response.
Get the fix: Security headers
For an Apache server, add to the .htaccess file. On other servers, ask your host to send these two headers.
```
Header always set Strict-Transport-Security "max-age=31536000"
Header always set X-Content-Type-Options "nosniff"
```
How to fix this: HTTPS and security headers for website owners
Few or no subheadings
Low
Only 1 H2 subheading found.
What to do: Break the page into sections with H2 subheadings that use the words people search for.
How to fix this: How to write page titles and meta descriptions
Page language not declared
Low
The page does not say which language it is written in.
What to do: Add a lang attribute to the html tag, for example lang="en".
Get the fix: Language attribute
Change the opening <html> tag of every page. Use your own language code if it is not English.
```
<html lang="en">
```
No robots.txt file
Low
This small file tells search engines what they may crawl.
What to do: Add a robots.txt at the root of the site that allows crawling and names your sitemap.
Get the fix: A robots.txt that lets search engines in
Save as a file named robots.txt at the top level of the site, so it opens at https://www.duckdns.org/robots.txt.
```
User-agent: *
Allow: /

Sitemap: https://www.duckdns.org/sitemap.xml
```
Download robots.txt
How to fix this: Sitemaps, robots.txt and getting pages indexed

No X/Twitter card

Low

Links shared on X will show as plain text.

What to do: Add a twitter:card meta tag (summary_large_image works for most pages).

Get the fix: Link preview tags for this page

Paste inside the <head> of the page. Replace the image address with a picture of 1200 by 630 pixels.

<meta property="og:type" content="website">
<meta property="og:title" content="Duck DNS">
<meta property="og:description" content="Duck DNS free dynamic DNS hosted on Amazon VPC">
<meta property="og:url" content="https://www.duckdns.org/">
<meta property="og:image" content="https://www.duckdns.org/your-preview-image.png">
<meta name="twitter:card" content="summary_large_image">

How to fix this: How to control how your link looks when it is shared

The page does not answer questions directly
Low
Assistants quote pages that state a question and answer it plainly. This page has no question-style headings.
What to do: Add a short section of real customer questions as headings, each answered in two or three sentences.
How to fix this: AI search readiness: how to be found by AI assistants

No llms.txt file

Low

An optional plain-text summary of the site for AI assistants. It is cheap to add, but there is no evidence yet that it changes how often a site is cited.

What to do: Optionally add /llms.txt with a short description of the site and links to its most important pages.

Get the fix: An llms.txt built from your pages

Optional. Save as llms.txt at the top level of the site. Edit the first lines to describe what you do.

# Duck DNS

> Duck DNS free dynamic DNS hosted on Amazon VPC

## Pages

- [Duck DNS](https://www.duckdns.org/)
- [Duck DNS - spec](https://www.duckdns.org/spec.jsp)
- [Duck DNS - about](https://www.duckdns.org/about.jsp)
- [Duck DNS - why](https://www.duckdns.org/why.jsp)
- [Duck DNS - install](https://www.duckdns.org/install.jsp)
- [Duck DNS - faqs](https://www.duckdns.org/faqs.jsp)
- [Sign in - Google Accounts](https://www.duckdns.org/login?generateRequest=google)
- [Duck DNS - reddit](https://www.duckdns.org/reddit.jsp)
- [Sign in to GitHub · GitHub](https://www.duckdns.org/login?generateRequest=github)
- [X / Authorize an application](https://www.duckdns.org/login?generateRequest=twitter)
- [Duck DNS](https://www.duckdns.org/login?generateRequest=persona)
- [Duck DNS - faster UDP under load](https://www.duckdns.org/udp.jsp)

Download llms.txt

How to fix this: AI search readiness: how to be found by AI assistants

16 things already done well+

One main heading
Good
“Duck DNS”
Secure connection (HTTPS)
Good
Visitors and search engines get a secure connection.
Page can appear in search results
Good
Nothing on the page blocks it from being indexed.
Set up for phones
Good
The page declares a mobile viewport.
Sitemap found
Good
Search engines have a list of your pages.
www and non-www lead to one address
Good
Both forms end at www.duckdns.org.
Missing pages report “not found”
Good
A made-up address correctly returns a 404, so search engines can drop dead pages.
No insecure files on the secure page
Good
Images, scripts and styles all load over https.
Server answered in 0.10 seconds
Good
That is quick.
Page code is 8 KB
Good
A reasonable size for the page itself, before images.
1 script holds up the page
Good
Scripts are loaded without delaying what visitors see.
Compression is on
Good
The server shrinks the page before sending it.
Site icon declared
Good
Your icon appears in browser tabs and search results.
AI assistants are allowed to read the site
Good
Nothing in robots.txt shuts out the crawlers behind ChatGPT, Claude, Perplexity or Gemini.
No broken links among 24 checked
Good
Every internal link we followed loads.
Every other page has a title
Good
Checked 11 other pages.

The 12 pages we read+

Page	Response	Time	Words
Duck DNS https://www.duckdns.org/	200	0.10s	34
Duck DNS - spec https://www.duckdns.org/spec.jsp	200	0.02s	644
Duck DNS - about https://www.duckdns.org/about.jsp	200	0.04s	154
Duck DNS - why https://www.duckdns.org/why.jsp	200	0.04s	280
Duck DNS - install https://www.duckdns.org/install.jsp	200	1.54s	5,625
Duck DNS - faqs https://www.duckdns.org/faqs.jsp	200	1.42s	659
Sign in - Google Accounts https://www.duckdns.org/login?generateRequest=google	200	0.19s	32
Duck DNS - reddit https://www.duckdns.org/reddit.jsp	200	2.94s	465
Sign in to GitHub · GitHub https://www.duckdns.org/login?generateRequest=github	200	0.09s	106
X / Authorize an application https://www.duckdns.org/login?generateRequest=twitter	200	0.23s	162
Duck DNS https://www.duckdns.org/login?generateRequest=persona	200	0.03s	96
Duck DNS - faster UDP under load https://www.duckdns.org/udp.jsp	200	1.43s	356

Step 2 · Ads

Is the site ready for paid ads?

Ads only pay off when the site can measure what they bring in. We look for tracking tags in the page code; tags that load later, through a consent banner or tag manager, will not show up here.

Google Ads conversion tag not found
High priority
Google Ads cannot learn which clicks turn into customers without it.
What to do: Create a conversion action in Google Ads and add the tag, or import conversions from Analytics.
How to fix this: What to set up before you spend on ads
Meta Pixel not found
High priority
Facebook and Instagram ads need the Pixel to track sales and build audiences.
What to do: Create a Pixel in Meta Events Manager and add it to every page.
How to fix this: What to set up before you spend on ads
TikTok Pixel not found
Medium
TikTok ads need the Pixel to measure results and optimize delivery.
What to do: Create a Pixel in TikTok Ads Manager and add it to every page.
How to fix this: What to set up before you spend on ads
Google Analytics installed
Good
Google Analytics is on the page.

Audit run on Nov 12, 2026, 7:01 PM. It reads up to 12 pages (60 with a free account) as a search engine first receives them and checks further internal links for errors. Scores are a weighted share of the checks passed.

How does your website compare?

Run the same audit on your own site, free. No sign-up needed.

This page reports only what our audit observed on public pages of duckdns.org. Adnave is not affiliated with it. If you run this site and something here is wrong, run a fresh audit and tell us.

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duckdns.org: SEO audit and AI-search report

Your plan

What is holding the site back in search

Almost no readable text in the page

Link preview is missing its title, description, image

Insecure address does not redirect

Nothing tells machines who you are or what you offer

5 of 11 other pages have very little text

Page title is short (8 characters)

1 of 11 other pages are hidden from search engines

Meta description is short (46 characters)

1 of 11 other pages share a title with another page

2 of 11 other pages have no meta description

1 of 11 other pages took over 2 seconds to respond

2 of 3 images have no description

2 of 3 images have no stated size

1 of 11 other pages have no main heading, or several

No canonical address

No structured data

Missing security headers: Strict-Transport-Security, X-Content-Type-Options

Few or no subheadings

Page language not declared

No robots.txt file

No X/Twitter card

The page does not answer questions directly

No llms.txt file

One main heading

Secure connection (HTTPS)

Page can appear in search results

Set up for phones

Sitemap found

www and non-www lead to one address

Missing pages report “not found”

No insecure files on the secure page

Server answered in 0.10 seconds

Page code is 8 KB

1 script holds up the page

Compression is on

Site icon declared

AI assistants are allowed to read the site

No broken links among 24 checked

Every other page has a title

Is the site ready for paid ads?

Google Ads conversion tag not found

Meta Pixel not found

TikTok Pixel not found

Google Analytics installed

How does your website compare?

duckdns.org: SEO audit and AI-search report

Your plan

What is holding the site back in search

Almost no readable text in the page

Link preview is missing its title, description, image

Insecure address does not redirect

Nothing tells machines who you are or what you offer

5 of 11 other pages have very little text

Page title is short (8 characters)

1 of 11 other pages are hidden from search engines

Meta description is short (46 characters)

1 of 11 other pages share a title with another page

2 of 11 other pages have no meta description

1 of 11 other pages took over 2 seconds to respond

2 of 3 images have no description

2 of 3 images have no stated size

1 of 11 other pages have no main heading, or several

No canonical address

No structured data

Missing security headers: Strict-Transport-Security, X-Content-Type-Options

Few or no subheadings

Page language not declared

No robots.txt file

No X/Twitter card

The page does not answer questions directly

No llms.txt file

One main heading

Secure connection (HTTPS)

Page can appear in search results

Set up for phones

Sitemap found

www and non-www lead to one address