Boldsystems.org - SEO Checker

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Overview of the SEO Check
Meta information
0% 
Page quality
56% 
Page structure
58% 
Link structure
58% 
Server
54% 
External factors
100% 
SEO Score
Response time
1.02 s
File size
133.00 kB
Words
639
Media files
35
Number of links
41 internal / 15 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
BOLD – The Barcode of Life Data Systems
The length of the page title is perfect. (385 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
The meta description is missing.
Crawlability
(Critically important)
This site is blocked from indexing.
Canonical URL
(Important)
https://boldsystems.org/
There is a valid canonical link specified.
Language
(Somewhat important)
Language detected in text: en
Language defined in HTML: en-us
Server location: United States of America
The following language is defined by HTML: en-us
Alternate/Hreflang Links
(Somewhat important)
There are no alternate links specified on this page.
Other meta tags
(Somewhat important)
There is no rel next meta tag on this page.
There is no rel prev meta tag on this page.
Domain
(Somewhat important)
The domain is no subdomain.
The domain length is good.
The domain does not contain non-latin characters.
Page URL
(Somewhat important)
No parameters were found in the URL.
No session ID was found in the URL.
The URL does not have too many subdirectories.
Charset encoding
(Somewhat important)
The charset encoding (UTF-8) is set correctly.
Doctype
(Nice to have)
The doctype HTML 5 is set correctly.
The doctype is placed at first in the HTML code.
Favicon
(Nice to have)
The favicon is linked correctly.

Meta tags

NameValue
viewportwidth=device-width, initial-scale=1.0
robotsnoindex, nofollow
generatorElementor 3.24.7; features: additional_custom_breakpoints; settings: css_print_method-external, google_font-enabled, font_display-swap
msapplication-TileImagehttps://boldsystems.org/wp-content/uploads/2024/08/cropped-BOLD-Site-icon-01-270x270.png
langen-us
charsetUTF-8

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Page quality

Content
(Critically important)
Some words from the page title are not used within the pages content
This page contains 639 words. That's ok.
29.1% of the text are stop words.
Words from the H1 heading are used in the page content.
The page contains a listing, which indicates a good text layout.
14 paragraphs were found on this page.
No placeholders texts or images were found.
There are no duplicates on the site.
The average number of words per sentence of 16.04 words is good.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
This page loads 47 JavaScript files. This may affect the load time negatively.
A viewport "width=device-width, initial-scale=1.0" is provided.
At least one Apple touch icon is specified.
Bold and strong tags
(Somewhat important)
The usage of strong and bold tags is perfect. We recommend the use of up to 13 tags for this page.
Image SEO
(Somewhat important)
34 images have no alt attribute. The content of alt attributes is used by search engines.
Social Networks
(Nice to have)
There are only a few social sharing widgets on the page. Make your website popular in social networks with social sharing widgets.
Additional markup
(Nice to have)
No additional page markup was found.
HTTPS
(Somewhat important)
This website uses HTTPS to protect privacy and integrity of the exchanged data.
All included files are also transferred via HTTPS.

Media list

URLAlt attributeTitle
...s/2024/06/BOLD-Black-Orange-1024x114.pngNo alt attribute provided
...t/uploads/2024/06/Southern-Cassowary.pngNo alt attribute provided
...7/Casuarius-casuarius-e1719930979726.pngNo alt attribute provided
.../Oncorhynchus-kisutch-e1719930857409.pngNo alt attribute provided
...uploads/2024/06/Seward-Silver-Salmon.pngNo alt attribute provided
...7/Heliconius-ismenius-e1719930599324.pngNo alt attribute provided
.../uploads/2024/06/Heliconius-ismenius.pngNo alt attribute provided
...4/07/Nelumbo-nucifera-e1719931007176.pngNo alt attribute provided
/wp-content/uploads/2024/06/Lotus.pngNo alt attribute provided
...oads/2024/07/Pangolin-e1719930880872.pngNo alt attribute provided
...loads/2024/06/Pagolin-e1719594993552.pngNo alt attribute provided
...nt/uploads/2024/08/WordMapCompressed.pngNo alt attribute provided
...urrent_public-private-barcodes-donut.pngPublic Private Barcodes
...ads/2023/10/sierra-marketing-shape-2.svgNo alt attribute provided
...ads/2023/10/sierra-marketing-shape-2.svgNo alt attribute provided
/wp-content/uploads/2024/10/Frame-1-6.webpNo alt attribute provided
/wp-content/uploads/2024/10/Frame-3-2.webpNo alt attribute provided
...024/06/iBOL-logo-horizontal-200x66-1.pngNo alt attribute provided
...024/06/iBOL-logo-horizontal-200x66-1.pngNo alt attribute provided
...loads/2024/06/CBGlogo_full-250x103-1.pngNo alt attribute provided
...loads/2024/06/CBGlogo_full-250x103-1.pngNo alt attribute provided
...of_U.S._National_Library_of_Medicine.pngNo alt attribute provided
...of_U.S._National_Library_of_Medicine.pngNo alt attribute provided
...07/logo_Naturalis_rood_rgb_249-66-58.jpgNo alt attribute provided
...07/logo_Naturalis_rood_rgb_249-66-58.jpgNo alt attribute provided
.../Thumbnail_gbif-standard-logo-green.webpNo alt attribute provided
.../Thumbnail_gbif-standard-logo-green.webpNo alt attribute provided
/wp-content/uploads/2024/10/GraphsBandS.pngNo alt attribute provided
...ads/2023/10/sierra-marketing-shape-2.svgNo alt attribute provided
...ads/2023/10/sierra-marketing-shape-2.svgNo alt attribute provided
...ploads/2023/09/BOLD-WHite-and-Orange.pngNo alt attribute provided
/wp-content/uploads/2024/10/Portal.pngNo alt attribute provided
/wp-content/uploads/2024/10/Workbench1.jpgNo alt attribute provided
/wp-content/uploads/2024/10/Workbench.pngNo alt attribute provided

Page structure

H1 heading
(Critically important)
Identifying species through DNA barcodes
The H1 heading is perfect.
Headings
(Important)
Some headings occur twice on the page.
There are 42 headings on the page. The amount of headings should be in a more proper relation to the amount of text.
Some headings do not have any content.

Heading structure

Heading levelContent
H1 Identifying species through DNA barcodes
H2 A data portal that provides access to over 16m public records representing 1.1m Species
H2 Empty heading
H2 Empty heading
H2 k
H2 BINs
H2 Empty heading
H2 Empty heading
H2 k Duplicate text
H2 Animal Species
H2 Empty heading
H2 Empty heading
H2 k Duplicate text
H2 Plant Species
H2 Empty heading
H2 Empty heading
H2 k Duplicate text
H2 Fungi & Other Species
H2 Process of identifying species via standardized DNA genetic markers.
H2 Barcode Index Numbers (BINs)
H2 Our Database Partners
H2 The History of BOLD
H3 Through this method, unknown samples are identified to species present in the reference library.
H3 Proof-of-concept
H3 Essential tool
H3 Barcode Index Number
H3 Expanded Capabilities
H3 Global Collaboration and Innovation
H3 Growth of Barcodes & Species on BOLD
H3 Portal can be found under Data
H3 The Workbench you know and love can be found here
H4 2005
H4 2007
H4 2013
H4 2016
H4 2024
H5 01. DNA Extraction:
H5 02.PCR (Polymerase Chain Reaction):
H5 03.Sequencing:
H5 04.Sequence Matching:
H5 Data
H5 Research Tools
H5 About
H5 Resources Hub
H6 Welcome to BOLD Systems Version 5
H6 Data Portal
H6 Overview
H6 Data Duplicate text
H6 Data Dissemination
H6 Timeline
18 links don't have an anchor text.
The number of internal links is ok.
Every linktext is unique.
None of the anchor texts is too long.
All internal links are not using dynamic parameters.
There are 15 external links on this page.

Found links on this page

LinkAttributesAnchor text
https://boldsystems.org/No Text
/data/portal/Portal
/data/data-packages/Data Packages
/barcode-id/Barcode ID
/data/primers/Primers
https://boldsystems.org/data/api/API
/data/taxonomy-page/Taxonomy
/data/caos/CAOS
/data/boldconnectr/BOLDconnectR
/workbench/Overview
https://bench.boldsystems.org/...External Subdomain Login
/resource-hub/faq/FAQ
/resource-hub/documentation/Documentation
/resource-hub/standards/Standards
/resource-hub/templates/Templates
/communication/Communication
/about/mission/Mission
/about/team/Team
/about/sponsors_and_partners/Sponsors & Partners
/about/citation/Citation
/about/contact/Contact
https://boldsystems.org/No Text
https://id.boldsystems.org/External Subdomain Text duplicate Barcode ID
https://v4.boldsystems.org/External Subdomain v4.boldsystems.org
https://boldsystems.org/Anchor Learn the Layout
http://portal.boldsystems.org/New window External Subdomain Data Portal
http://id.boldsystems.org/External Subdomain Identify Now
https://portal.boldsystems.org...External Subdomain BIN Database
http://www.ibol.org/New window External Subdomain No Text
http://biodiversitygenomics.net/New window External No Text
http://www.ncbi.nlm.nih.gov/New window External Subdomain No Text
https://www.naturalis.nl/enNew window External Subdomain No Text
http://www.gbif.org/New window External Subdomain No Text
https://www.linkedin.com/compa...New window External Subdomain Linkedin
https://x.com/BOLD_SystemsNew window External X-twitter
/data/portal/No Text
/data/data-packages/No Text
/data/primers/No Text
https://boldsystems.org/data/api/No Text
/data/taxonomy-page/No Text
/data/caos/No Text
/data/boldconnectr/No Text
http://bench.boldsystems.org/i...External Subdomain No Text
/barcode-id/No Text
/about/mission/No Text
/about/team/No Text
/about/sponsors_and_partners/No Text
/about/citation/No Text
/about/contact/No Text
/resource-hub/faq/No Text
/resource-hub/documentation/No Text
/resource-hub/standards/No Text
https://v5.boldsystems.org/res...External Subdomain No Text
/communication/No Text
/policies/privacy/No Text
https://boldsystems.org/Anchor Next

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://boldsystems.org/"
HTTP header
(Important)
No X-Powered HTTP header is sent.
This page uses GZip for compressed data transmission.
Performance
(Somewhat important)
The page response time is slow (1.02 seconds). The response time should be less than 0.4 seconds. Slow websites are bad for search engine bots and also result in bad user experience.
This page loads 47 JavaScript files. This may affect the load time negatively.
This page only loads 1 CSS files. That's ok.
The file size of the HTML document is fine (133 kB).

HTTP Response Header

NameValue
servernginx
dateMon, 30 Dec 2024 16:19:48 GMT
content-typetext/html; charset=UTF-8
transfer-encodingchunked
connectionkeep-alive
x-dns-prefetch-controlon
link<https://wp-main-01.boldsystems.org/wp-json/>; rel="https://api.w.org/"
alt-svch3=":443"; ma=2592000, h3-29=":443"; ma=2592000, h3-Q050=":443"; ma=2592000, h3-Q046=":443"; ma=2592000, h3-Q043=":443"; ma=2592000, quic=":443"; ma=2592000; v="43,46"
x-litespeed-cachehit
content-encodinggzip
statuscode200
http_versionHTTP/1.1

External factors

This page is referenced by wikipedia.
This website has excellent links from other websites.
This page has backlinks from 4,544 referring domains.
This page has 2,006,128 backlinks.
This page has backlinks from 1,068 different ip addresses.

Links from Wikipedia

You can find more links using Wikipedia search

Robots.txt

User-agent: *
Disallow: /wp-admin/
Allow: /wp-admin/admin-ajax.php

Similar sites

Search preview

Most important keywords

Following keywords were found. You can check the keyword optimization of this page for each keyword.

KeywordResultRecheck
BOLD72%Check
Barcode70%Check
BOLD Systems69%Check
Systems63%Check
DNA barcode62%Check
barcodes58%Check
Barcode Index56%Check
species54%Check
Data54%Check
DNA54%Check
Show more keywords and terms

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