Generated on December 29 2025 10:59 AM
Old data? UPDATE !
The score is 55/100
Title
Blog | Popeller
Length : 15
Perfect, your title contains between 10 and 70 characters.
Description
Kalle blogs about Bitcoin stuff. Mostly technical
Length : 49
Ideally, your meta description should contain between 70 and 160 characters (spaces included). Use this free tool to calculate text length.
Keywords
Very bad. We haven't found meta keywords on your page. Use this free online meta tags generator to create keywords.
Og Meta Properties
This page does not take advantage of Og Properties. This tags allows social crawler's better structurize your page. Use this free og properties generator to create them.
Headings
| H1 | H2 | H3 | H4 | H5 | H6 |
| 0 | 3 | 0 | 0 | 21 | 0 |
Images
We found 8 images on this web page.
3 alt attributes are empty or missing. Add alternative text so that search engines can better understand the content of your images.
Text/HTML Ratio
Ratio : 48%
Ideal! This page's ratio of text to HTML code is between 25 and 70 percent.
Flash
Perfect, no Flash content has been detected on this page.
Iframe
Great, there are no Iframes detected on this page.
URL Rewrite
Good. Your links looks friendly!
Underscores in the URLs
Perfect! No underscores detected in your URLs.
In-page links
We found a total of 37 links including 3 link(s) to files
| Anchor | Type | Juice |
|---|---|---|
| Blog | Internal | Passing Juice |
| MuSig2: Multisig with Schnorr | Internal | Passing Juice |
| Schnorr basics | Internal | Passing Juice |
| 1,000 Lego sets attack | Internal | Passing Juice |
| Bitcoin: The other environment argument | Internal | Passing Juice |
| New book, Grokking Bitcoin | Internal | Passing Juice |
| Grokking Bitcoin | External | Passing Juice |
| Manning Publications | External | Passing Juice |
| Steal sidechained coins | Internal | Passing Juice |
| SPV proofs and reorg proofs in sidechains | Internal | Passing Juice |
| Compact SPV proofs | Internal | Passing Juice |
| Atomic swaps | Internal | Passing Juice |
| sidechains paper | External | Passing Juice |
| Weak Blocks - The Good And The Bad | Internal | Passing Juice |
| Proof of Payment design choices | Internal | Passing Juice |
| BIP 120 | External | Passing Juice |
| Sorting out Replace By Fee | Internal | Passing Juice |
| Impressions from Scaling Bitcoin workshop | Internal | Passing Juice |
| I'll talk at Scaling Bitcoin in Hong Kong | Internal | Passing Juice |
| Scaling Bitcoin in Hong Kong | External | Passing Juice |
| Rusty Russell | External | Passing Juice |
| IBLT | Internal | Passing Juice |
| here | External | Passing Juice |
| Proof of Payment in Mycelium | Internal | Passing Juice |
| BIP121 | External | Passing Juice |
| Proof of Payment explained | Internal | Passing Juice |
| Mycelium on android | External | Passing Juice |
| my demo site | External | Passing Juice |
| IBLT part V: Simulating reality | Internal | Passing Juice |
| dumped mempool data from 4 different | External | Passing Juice |
| IBLT Part IV: Increasing differences | Internal | Passing Juice |
| IBLT, Part III: Failure probability and scaling | Internal | Passing Juice |
| IBLT, Part II: How many hash functions? What about value size? | Internal | Passing Juice |
| Skip boring text and go straight to infographic! | Internal | Passing Juice |
| github gist | External | Passing Juice |
| Grav | External | Passing Juice |
| Trilby Media | External | Passing Juice |
Keywords Cloud
iblt blog part post how proofs spv from block bitcoin
Keywords Consistency
| Keyword | Content | Title | Keywords | Description | Headings |
|---|---|---|---|---|---|
| bitcoin | 22 | ![]() |
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| part | 21 | ![]() |
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| iblt | 17 | ![]() |
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| proofs | 12 | ![]() |
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| how | 11 | ![]() |
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Url
Domain : popeller.io
Length : 11
Favicon
Great, your website has a favicon.
Printability
We could not find a Print-Friendly CSS.
Language
Good. Your declared language is en.
Dublin Core
This page does not take advantage of Dublin Core.
Doctype
HTML 5
Encoding
Perfect. Your declared charset is UTF-8.
W3C Validity
Errors : 0
Warnings : 0
Email Privacy
Great no email address has been found in plain text!
Deprecated HTML
Great! We haven't found deprecated HTML tags in your HTML.
Speed Tips
![]() |
Excellent, your website doesn't use nested tables. |
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Too bad, your website is using inline styles. |
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Too bad, your website has too many CSS files (more than 4). |
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Too bad, your website has too many JS files (more than 6). |
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Perfect, your website takes advantage of gzip. |
Mobile Optimization
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Apple Icon |
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Meta Viewport Tag |
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Flash content |
XML Sitemap
Missing
Your website does not have an XML sitemap - this can be problematic.
A sitemap lists URLs that are available for crawling and can include additional information like your site's latest updates, frequency of changes and importance of the URLs. This allows search engines to crawl the site more intelligently.
Robots.txt
https://popeller.io/robots.txt
Great, your website has a robots.txt file.
Analytics
Missing
We didn't detect an analytics tool installed on this website.
Web analytics let you measure visitor activity on your website. You should have at least one analytics tool installed, but It can also be good to install a second in order to cross-check the data.
Free SEO Testing Tool is a free SEO tool which provides you content analysis of the website.