Protocol-online.org - SEO Checker

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Overview of the SEO Check
Meta information
67% 
Page quality
21% 
Page structure
79% 
Link structure
31% 
Server
39% 
External factors
100% 
SEO Score
Response time
0.49 s
File size
28.50 kB
Words
482
Media files
8
Number of links
114 internal / 24 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Protocol Online - Your lab's reference book
The length of the page title is perfect. (383 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
Database of research protocols in bioscience including molecular biology, cell biology, immunology, plant biology, developmental biology, neuroscience, bioinformatics, genetics, etc. Also hosts discipline-specific discussion forums and provides free PubMed alerting service
The meta description is too long: 1671 pixels from max. 1000 pixels. Optimize description
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
No canonical link is specified.
Language
(Somewhat important)
Language detected in text: en
Server location: United States of America
The language is not specified in the HTML markup.
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 character encoding is not specified.
The character encoding is not specified in the HTTP header.
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)
No favicon is linked in the HTML code.

Meta tags

NameValue
descriptionDatabase of research protocols in bioscience including molecular biology, cell biology, immunology, plant biology, developmental biology, neuroscience, bioinformatics, genetics, etc. Also hosts discipline-specific discussion forums and provides free PubMed alerting service
keywordsprotocol,method,experiment,search,alert,literature, pubmed, biology, bioinformatics, organism, biotech, molecular, cell, genome, research, life, biology,biological,histology, immunology, biochemistry, pcr, microbiology, plant, protein, dna, rna, instruction, manual, laboratory, lab,rnai,sirna,mirna

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Page quality

Content
(Critically important)
Some words from the page title are not used within the pages content
There are only 482 words on this page. Good pages should have about 800 words of useful content.
The average number of words per sentence of 83 words is high.
16.2% of the text are stop words.
The page contains a listing, which indicates a good text layout.
6 paragraphs were found on this page.
No placeholders texts or images were found.
There are no duplicates on the site.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
No viewpoint tag is provided.
No Apple touch icon is specified.
This page loads 4 JavaScript files. This may affect the load time negatively.
Bold and strong tags
(Somewhat important)
The amount of tags is very high (19). We recommend using a maximum of 10 tags for this page.
Image SEO
(Somewhat important)
7 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)
The HTTPS protocol for secure data transmission is not used.

Media list

URLAlt attributeTitle
/images/logo_new1.jpgNo alt attribute provided
...&cb=INSERT_RANDOM_NUMBER_HERE&n=a2b902fdNo alt attribute provided
http://protocol-online.org/images/arrow.gifNo alt attribute provided
/images/arrow.gifNo alt attribute provided
http://protocol-online.org/images/arrow.gifNo alt attribute provided
http://protocol-online.org/images/arrow.gifNo alt attribute provided
/images/arrow.gifNo alt attribute provided

Page structure

H1 heading
(Critically important)
There is no H1 heading specified.
Headings
(Important)
The structure of headings is missing one or more levels. Do not skip heading levels.

Heading structure

Heading levelContent
H4 Popular Categories
H4 New Technologies
H4 Top Search Terms
H4 Latest Scientific Breakthroughs
H4 Search Protocol Online using Google
H4 Latest Forum Discussion
H4 Forum Archives & Topic Index
H4 Journals
H4 Position Open - Free Job Listing
Some internal links have dynamic parameters. All internal URLs, which are not marked as nofollow, should not contain dynamic parameters.
Some anchor texts are used more than once.
2 links don't have an anchor text.
The number of internal links is ok.
None of the anchor texts is too long.
There are 24 external links on this page.

Found links on this page

LinkAttributesAnchor text
http://www.protocol-online.org/Subdomain No Text
/adserver/www/delivery/ck.php?...New window Subdomain No Text
http://www.bio-job.org/External Subdomain BioJob
/forums/index.php?automodule=blogSubdomain BioBlog
/pubalert.htmlSubdomain PubAlert
/tools/sms2/index.htmlSubdomain BioTool
/bioproductSubdomain BioProduct
/forums/index.phpSubdomain BioForum
/protSubdomain Protocol
http://www.protocol-online.org/Subdomain Home
/biology-forums/index.htmlSubdomain Forum Discussion
/cgi-bin/bioproduct/search.cgiSubdomain Bioproduct
/cgi-bin/prot/search.cgiAdvanced Search
/prot/Animal_Techniques/index....Subdomain Animal Techniques
/prot/Animal_Techniques/Surger...Subdomain Surgery
/prot/Animal_Techniques/Xenogr...Subdomain Xenograft Tumor Models
/prot/Biochemistry/index.htmlSubdomain Biochemistry
/prot/Biochemistry/Amino_Acids...Subdomain Amino Acids & Protein
/prot/Biochemistry/Lipid/index...Subdomain Lipid
/prot/Bioinformatics_and_Stati...Subdomain Bioinformatics & Biostatistics
/prot/Bioinformatics_and_Stati...Subdomain Database Search
/prot/Bioinformatics_and_Stati...Subdomain Sequence Analysis
/prot/Cell_Biology/index.htmlSubdomain Cell Biology
/prot/Cell_Biology/Apoptosis/i...Subdomain Apoptosis
/prot/Cell_Biology/Cell_Cultur...Subdomain Cell Culture
/prot/Cell_Biology/Stem_Cells/...Subdomain Stem Cells
/prot/Cell_Biology/Signal_Tran...Subdomain Signal Transduction
/prot/Developmental_Biology/in...Subdomain Developmental Biology
/prot/Developmental_Biology/Em...Subdomain Embryology
/prot/Developmental_Biology/Fe...Subdomain Fertilization
/prot/Essential_Data/index.htmlSubdomain Essential Data
/prot/Essential_Data/Molecular...Subdomain MW Markers
/prot/Essential_Data/Restricti...Subdomain Restriction Enzymes
/prot/General_Laboratory_Techn...Subdomain General Lab Techniques
/prot/General_Laboratory_Techn...Subdomain Centrifugation
/prot/General_Laboratory_Techn...Subdomain Quantitation
/prot/Genetics___Genomics/inde...Subdomain Genetics & Genomics
/prot/Genetics___Genomics/Cyto...Subdomain Cytogenetics
/prot/Genetics___Genomics/Epig...Subdomain Epigenetics
/prot/Genetics___Genomics/Micr...Subdomain Microarray
/prot/Histology/index.htmlSubdomain Histology
/prot/Histology/Fixation/index...Subdomain Fixation
/prot/Histology/Staining/index...Subdomain Staining
/prot/Histology/Microdissectio...Subdomain Microdissection
/prot/Histology/Tissue_Microar...Subdomain Tissue Microarrays
/prot/Imaging_Techniques/index...Subdomain Imaging Techniques
/prot/Imaging_Techniques/Micro...Subdomain Microscopy
/prot/Imaging_Techniques/Radio...Subdomain Radiologic Imaging
/prot/Immunology/index.htmlSubdomain Immunology
/prot/Immunology/Antibody/inde...Subdomain Antibody
/prot/Immunology/Antigen/index...Subdomain Antigen
/prot/Immunology/ELISA/index.htmlSubdomain ELISA
/prot/Media___Solutions/index....Subdomain Media & Solutions
/prot/Microbiology/index.htmlSubdomain Microbiology
/prot/Microbiology/Bacteria/in...Subdomain Bacteria
/prot/Microbiology/Fungi/index...Subdomain Fungi
/prot/Microbiology/Virus/index...Subdomain Virus
/prot/Model_Organisms/index.htmlSubdomain Model Organisms
/prot/Model_Organisms/Arabidop...Subdomain Arabidopsis
/prot/Model_Organisms/C__Elega...Subdomain C. Elegans
/prot/Model_Organisms/Yeast/in...Subdomain Yeast
/prot/Molecular_Biology/index....Subdomain Molecular Biology
/prot/Molecular_Biology/DNA/in...Subdomain DNA
/prot/Molecular_Biology/Molecu...Subdomain Cloning
/prot/Molecular_Biology/RNA/mi...Subdomain miRNA
/prot/Molecular_Biology/PCR/in...Subdomain PCR
/prot/Molecular_Biology/RNA/in...Subdomain RNA
/prot/Molecular_Biology/RNA/RN...Subdomain RNAi
/prot/Molecular_Biology/Protei...Subdomain Protein
/prot/Neuroscience/index.htmlSubdomain Neuroscience
/prot/Neuroscience/Neuroanatom...Subdomain Neuroanatomy
/prot/Neuroscience/Neurophysio...Subdomain Neurophysiology
/prot/Physiology/index.htmlSubdomain Physiology
/prot/Physiology/Hematology/in...Subdomain Hematology
/prot/Plant_Biology/index.htmlSubdomain Plant Biology
/prot/Plant_Biology/Photosynth...Subdomain Photosynthesis
/prot/Plant_Biology/Tissue_Cul...Subdomain Tissue Culture
/prot/Research_Tools/index.htmlSubdomain Research Tools
/prot/Research_Tools/Online_To...Subdomain Online Tools
/prot/Research_Tools/Software/...Subdomain Software
/prot/Cell_Biology/Cell_Cultur...Subdomain Text duplicate Cell Culture
/prot/Molecular_Biology/PCR/in...Subdomain Text duplicate PCR
/prot/Molecular_Biology/RNA/in...Subdomain Text duplicate RNA
/prot/Molecular_Biology/DNA/DN...Subdomain DNA Isolation
/prot/Immunology/Immunohistoch...Subdomain Immunohistochemistry
/prot/Cell_Biology/Stem_Cells/Subdomain Text duplicate Stem Cells
/prot/Cell_Biology/Stem_Cells/...Subdomain iPS Cell Protocols
/prot/Molecular_Biology/PCR/Re...Subdomain Real-Time PCR
/prot/Molecular_Biology/RNA/RN...Subdomain RNA Interference
/prot/Genetics___Genomics/Epig...Subdomain Text duplicate Epigenetics
/prot/Molecular_Biology/Protei...Subdomain ChIP Assay
/cgi-bin/prot/search.cgi?query...skin
/cgi-bin/prot/search.cgi?query...facs
/cgi-bin/prot/search.cgi?query...western blot
/cgi-bin/prot/search.cgi?query...protein extraction
/cgi-bin/prot/search.cgi?query...pcr
http://science.sciencemag.org/...New window External Subdomain MIC-Drop: A platform for large-scale in vivo CRISPR screens
http://science.sciencemag.org/...New window External Subdomain 2D materials-based homogeneous transistor-memory architecture for neuromorphic hardware
http://science.sciencemag.org/...New window External Subdomain Vaccine nationalism and the dynamics and control of SARS-CoV-2
http://science.sciencemag.org/...New window External Subdomain The animal origin of SARS-CoV-2
http://science.sciencemag.org/...New window External Subdomain Hybrid radical-polar pathway for excision of ethylene from 2-oxoglutarate by an iron oxygenase
http://science.sciencemag.org/...New window External Subdomain Durability of mRNA-1273 vaccine-induced antibodies against SARS-CoV-2 variants
http://science.sciencemag.org/...New window External Subdomain Entanglement transport and a nanophotonic interface for atoms in optical tweezers
http://science.sciencemag.org/...New window External Subdomain Photo-mediated ring contraction of saturated heterocycles
http://science.sciencemag.org/...New window External Subdomain Population sequencing data reveal a compendium of mutational processes in the human germ line
http://science.sciencemag.org/...New window External Subdomain Broad betacoronavirus neutralization by a stem helix-specific human antibody
http://science.sciencemag.org/...New window External Subdomain Immune correlates of protection by mRNA-1273 vaccine against SARS-CoV-2 in nonhuman primates
http://science.sciencemag.org/...New window External Subdomain Developmental and evolutionary dynamics of cis-regulatory elements in mouse cerebellar cells
http://science.sciencemag.org/...New window External Subdomain Structural basis of mismatch recognition by a SARS-CoV-2 proofreading enzyme
http://science.sciencemag.org/...New window External Subdomain Low thermal conductivity in a modular inorganic material with bonding anisotropy and mismatch
http://science.sciencemag.org/...New window External Subdomain Chimeric spike mRNA vaccines protect against Sarbecovirus challenge in mice
http://science.sciencemag.org/...New window External Subdomain Single-proton spin detection by diamond magnetometry
http://science.sciencemag.org/...New window External Subdomain Critics Skeptical as Flu Scientists Argue for Controversial H7N9 Studies
http://science.sciencemag.org/...New window External Subdomain Genetic Signatures of Exceptional Longevity in Humans
http://science.sciencemag.org/...New window External Subdomain A Single Molecular Spin Valve
/latest_breakthroughs.htmlSubdomain More...
/forums/index.phpSubdomain Latest Forum Discussion
/forums/index.php?showtopic=39...epitope N1 peptide SARS nucleocapside
/forums/index.php?showtopic=39...Total aerobic count in wax/oil cosmetic
/forums/index.php?showtopic=39...Toluidine blue mast cell staining
/forums/index.php?showtopic=39...Count colonies on mobile phone. Get it done in a few seconds
/forums/index.php?showtopic=39...Cleaning up RE digest results - advice wanted (with pictures)
/forums/index.php?showtopic=39...Finding the mass of digested DNA by electrophoresis
/forums/index.php?showtopic=39...Confusion regarding Euclidean distance measures of dissimilarity
/forums/index.php?showtopic=39...Staining DNA and blotting
/forums/index.php?showtopic=39...Electrophoretic Southern blot
/forums/index.phpSubdomain Enter
/biology-forums/index.htmlSubdomain 1999-2009
/biology-forums-2/index.htmlSubdomain 2009-present
http://www.jbmethods.org/New window External Subdomain Journal of Biological Methods
http://www.bladderj.org/New window External Subdomain Bladder Journal
http://www.bio-job.org/External Subdomain Position Open - Free Job Listing
http://www.bio-job.org/External Subdomain Text duplicate More...
/info.htmlAbout
/terms.htmlTerms of Service
/privacy.htmlPrivacy
/feedback/feedback.htmlFeedback
/sponsorship.htmlSponsorship

Server configuration

HTTP redirects
(Critically important)
The checked page does not redirect to another URL.
HTTP header
(Important)
The HTML page should be transferred using GZip compression.
No X-Powered HTTP header is sent.
Performance
(Somewhat important)
The page response time of 0.49 seconds is longer than the recommended limit of 0.4 seconds. A high response time unnecessarily slows down search engine crawling and results in bad user experience as well.
This page loads 4 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 (29 kB).

HTTP Response Header

NameValue
dateSat, 16 Nov 2024 14:15:21 GMT
serverApache
accept-rangesbytes
transfer-encodingchunked
content-typetext/html
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 903 referring domains.
This page has 6,624 backlinks.
This page has backlinks from 679 different ip addresses.

Links from Wikipedia

You can find more links using Wikipedia search

Robots.txt

User-agent: Mediapartners-Google
Disallow:

User-agent: *
Disallow: /tmp/
Disallow: /files/
Disallow: /submitted_files/
Disallow: /adserver/
Disallow: /ipbtest/
Disallow: /biowiki/

Disallow: /forums/admin/
Disallow: /forums/cache/
Disallow: /forums/converge_local/
Disallow: /forums/hooks/
Disallow: /forums/ips_kernel/
Disallow: /forums/retail/
Disallow: /forums/public/style_captcha/
Disallow: /forums/index.php?app=core&module=task
Disallow: /forums/index.php?app=core&module=usercp&tab=forums&area=forumsubs
Disallow: /forums/index.php?app=core&module=usercp&tab=forums&area=watch&watch=topic
Disallow: /forums/index.php?app=forums&module=extras&section=forward
Disallow: /forums/index.php?app=members&module=messaging
Disallow: /forums/index.php?app=members&module=chat
Disallow: /forums/index.php?app=members&module=search
Disallow: /forums/index.php?app=members&module=search&do=active
Disallow: /forums/index.php?&unlockUserAgent=1
Disallow: /forums/*app=core&module=global&section=reputation
Disallow: /forums/*app=core&module=usercp
Disallow: /forums/*app=core&module=usercp
Disallow: /forums/*app=members&module=messaging
Disallow: /forums/*&p=
Disallow: /forums/*&pid=
Disallow: /forums/*&hl=
Disallow: /forums/*&start=
Disallow: /forums/*view__getnewpost$
Disallow: /forums/*view__getlastpost$
Disallow: /forums/*view__old$
Disallow: /forums/*view__new$
Disallow: /forums/*view__getfirst$
Disallow: /forums/*view__getprevious$
Disallow: /forums/*view__getnext$
Disallow: /forums/*view__getlast$
Disallow: /forums/*&view=getnewpost$
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Disallow: /forums/*&view=old$
Disallow: /forums/*&view=new$
Disallow: /forums/*&view=getfirst$
Disallow: /forums/*&view=getprevious$
Disallow: /forums/*&view=getnext$
Disallow: /forums/*&view=getlast$
Disallow: /forums/*?s=
Disallow: /forums/*&s=
Disallow: /forums/index.php?app=core&module=global&section=login&do=deleteCookies
Disallow: /forums/index.php?app=forums&module=extras&section=rating
Disallow: /forums/index.php?app=forums&module=forums&section=markasread
Disallow: /forums/*&do=who
Disallow: /forums/*&section=dname
Disallow: /forums/tags/
Disallow: /HTMLPurifier
Disallow: /forums/user/

User-Agent: Googlebot
Disallow: view_cache.cgi
Disallow: jump.cgi
Disallow: /forums/topic

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protocol-online.org
Protocol Online - Your lab's reference book
Database of research protocols in bioscience including molecular biology, cell biology, immunology, plant biology, developmental biology, neuroscience, bioinformatics, genetics, etc. Also hosts discipline-specific discussion forums and provides free PubMed alerting service

Most important keywords

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

KeywordResultRecheck
Protocol75%Check
Protocol Online69%Check
Online63%Check
Search59%Check
Forum54%Check
Discussion Forum54%Check
Biology51%Check
Cell51%Check
Developmental51%Check
Lab51%Check
Show more keywords and terms

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