Sealingdevices.com - SEO Checker

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Overview of the SEO Check
Meta information
61% 
Page quality
73% 
Page structure
29% 
Link structure
26% 
Server
85% 
External factors
100% 
SEO Score
Response time
0.71 s
File size
377.10 kB
Words
614
Media files
19
Number of links
118 internal / 4 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Sealing Devices | Premier O-Ring, Hydraulic Seal, & Gasket Manufacturer & Distributor In The USA
The page title should be shorter than 580 pixels. It is 891 pixels long. Optimize title
There are no duplicate words in the title
Meta description
(Critically important)
Sealing Devices is your authorized manufacturer and distributor Parker o-rings, seals, gaskets, custom molded rubber parts, die-cutting, and more. An industry leader for over 60 years. Work with our team of experts for all your seals and gasket needs.
The meta description is too long: 1544 pixels from max. 1000 pixels. Optimize description
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
https://sealingdevices.com/
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
robotsindex, follow, max-image-preview:large, max-snippet:-1, max-video-preview:-1
descriptionSealing Devices is your authorized manufacturer and distributor Parker o-rings, seals, gaskets, custom molded rubber parts, die-cutting, and more. An industry leader for over 60 years. Work with our team of experts for all your seals and gasket needs.
generatorWordPress 6.6.2
tec-api-versionv1
tec-api-originhttps://sealingdevices.com
msapplication-TileColor#da532c
msapplication-config/wp-content/uploads/fbrfg/browserconfig.xml
theme-color#ffffff
viewportwidth=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=0
msvalidate.0179EECEA69FFB703E06C21DB05A43F8F4
google-site-verificationl1OTTdyF1TqnqX7X0SrPt8vgjCuAOHPF6deN5z6FsOI
article:modified_time2024-06-20T13:05:59+00:00
langen-us
twitter:cardsummary_large_image
og:localeen_US
og:typewebsite
og:titleSealing Devices | Premier O-Ring, Hydraulic Seal, & Gasket Manufacturer & Distributor In The USA
og:descriptionSealing Devices is your authorized manufacturer and distributor Parker o-rings, seals, gaskets, custom molded rubber parts, die-cutting, and more. An industry leader for over 60 years. Work with our team of experts for all your seals and gasket needs.
og:urlhttps://sealingdevices.com/
og:site_nameSealing Devices
X-UA-CompatibleIE=edge
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 614 words. That's ok.
24.3% 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.
12 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 15.47 words is good.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
A viewport "width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=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 12 tags for this page.
Image SEO
(Somewhat important)
13 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)
This page uses Google authorship information without an image.
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
...content/uploads/2023/01/SD-60-logo-1.pngSealing Devices
/wp-content/uploads/2022/02/product1.jpgNo alt attribute providedproduct1
...uploads/2022/02/product-rubber-parts.jpgNo alt attribute providedproduct-rubber-parts
/wp-content/uploads/2022/02/product2.jpgNo alt attribute providedproduct2
/wp-content/uploads/2022/02/product-emi.jpgNo alt attribute providedproduct-emi
...022/08/Thermattach-Tapes-Web-version.jpgNo alt attribute providedThermattach-Tapes-Web-version
...t/uploads/2022/02/product-gore-vents.jpgNo alt attribute providedproduct-gore-vents
...022/02/product-sponge-cellular-forms.jpgNo alt attribute providedproduct-sponge-cellular-forms
...ontent/uploads/2022/02/product-seals.jpgNo alt attribute providedproduct-seals
...nt/uploads/2022/02/product-adhesives.jpgNo alt attribute providedproduct-adhesives
...Email-Headers-980-x-551-px-1-400x250.png5 Key Factors for Choosing Venting Solutions in Battery Energy Storage Systems (BESS)
...r-Email-Headers-980-x-551-px-400x250.pngA Complete BESS Solution: Combining Sealing, Foam, EMI, Thermal Solutions, and Venting
...-study-blog-header-graphic-1-400x250.pngHow Parker PTFE T-Seal Advances Seismic & Aerospace Applications
/wp-content/uploads/2022/02/timeline1.pngNo alt attribute providedtimeline1
/wp-content/uploads/2022/02/timeline2.pngNo alt attribute providedtimeline2
...uploads/2022/02/logo-sealing-devices.pngNo alt attribute providedlogo-sealing-devices
...ads/2024/02/TWP_Buffalo_2024-300x153.pngNo alt attribute providedTWP_Buffalo_2024
Video URLWidthHeight
...ntent/uploads/2022/06/header-image-2.mp4
...ube.com/embed/WCp57i85CVw?feature=oembed1080608

Page structure

H1 heading
(Critically important)
Superior Seals | Exceptional Service
Too many H1 headings
Headings
(Important)
Some headings occur twice on the page.
The structure of headings is missing one or more levels. Do not skip heading levels.
There are 35 headings on the page. The amount of headings should be in a more proper relation to the amount of text.

Heading structure

Heading levelContent
H1 Superior Seals | Exceptional Service
H1 Exceptional Service
H2 Superior Seals
H2 Industries
H2 Industries Duplicate text
H2 Industries Duplicate text
H2 Industries Duplicate text
H2 Industries Duplicate text
H2 Events
H2 Latest Post
H2 5 Key Factors for Choosing Venting Solutions in Battery Energy Storage Systems (BESS)
H2 A Complete BESS Solution: Combining Sealing, Foam, EMI, Thermal Solutions, and Venting
H2 How Parker PTFE T-Seal Advances Seismic & Aerospace Applications
H2 Posts navigation
H2 It all started with an investment of $157
H2 July 1966
H2 July 1963
H2 Contact us to get the information you need
H3 Premier Manufacturer and Distributor of Seals & Gaskets
H3 O-Rings
H3 Gaskets
H3 Molded Rubber Parts
H3 EMI Shielding
H3 Thermal Management
H3 GORE Vents
H3 Sponge Cellular Foams
H3 Seals
H3 Adhesives & Sealants
H3 About Us
H3 716.684.7600
H3 Products
H3 Industries Duplicate text
H3 Capabilities
H3 Resources
H5 WE ARE ISO9001:2015 & AS9100D CERTIFIED.
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.
9 links don't have an anchor text.
The number of internal links is ok.
None of the anchor texts is too long.
There are 4 external links on this page.

Found links on this page

LinkAttributesAnchor text
https://sealingdevices.com/IMG-ALT Sealing Devices
/products/Products
/o-rings/O-Rings
/products/gaskets/Gaskets
/products/rubber-molding/Rubber Molding
/products/emi-shielding/EMI Shielding
/products/thermal-management/Thermal Management
/products/gore-vents/Gore Vents
/products/sponge-cellular-foams/Sponge & Foams
/products/seals/Seals
/products/adhesives-sealants/Adhesives & Sealants
/industries/Industries
/industrial/Industrial
/communication-it/Communication & IT
/military/Military
/aerospace/Aerospace
/industrial-fluid-power/Fluid Power
/electronics/Electronics
/transportation-sealing-products/Transportation
/battery-sealing-products/Battery
/capabilities/Capabilities
/applications-engineering-supp...Applications Engineering Support
/fabrication-converting/Fabrication & Converting
/value-added-services/Value Added Services
/resources/Resources
/quality/Quality
/suppliers/Our Valued Suppliers
https://sealingdevices.com/blog/Blog
/literature/Literature
/videos/Videos
https://sealingdevices.com/about/About
/our-history/Our History
/ethics/Ethics
/our-leadership/Our Leadership
/careers/Careers
/company-news/Company News
/our-events/Events
/careers/Text duplicate Careers
/request-a-quote/Request A Quote
/contact/Contact
/industrial/Learn More
/communication-it/Text duplicate Learn More
/military/Text duplicate Learn More
/aerospace/Text duplicate Learn More
/industrial-fluid-power/Text duplicate Learn More
/o-rings/No Text
/o-ringsView Details
/products/gaskets/No Text
/gasketsText duplicate View Details
/products/rubber-molding/No Text
/products/rubber-moldingText duplicate View Details
/products/emi-shielding/No Text
/emi-shieldingText duplicate View Details
/products/thermal-management/No Text
/thermal-managementText duplicate View Details
/products/gore-vents/No Text
/gore-ventsText duplicate View Details
/products/sponge-cellular-foams/No Text
/sponge-and-cellular-foamsText duplicate View Details
/products/seals/No Text
https://sealingdevices.com/sealsText duplicate View Details
/products/adhesives-sealants/No Text
/adhesives-sealantsText duplicate View Details
/our-events/VIEW ALL EVENTS
/blog/5-key-factors-for-choosi...IMG-ALT 5 Key Factors for Choosing Venting Solutions in Battery Energy Storage Systems (BESS)
/blog/5-key-factors-for-choosi...Text duplicate 5 Key Factors for Choosing Venting Solutions in Battery Energy Storage Systems (BESS)
/blog/author/appseng/Applications Engineering
A-TITLE Posts by Applications Engineering
/blog/category/blog/Text duplicate Blog
/blog/a-complete-bess-solution...IMG-ALT A Complete BESS Solution: Combining Sealing, Foam, EMI, Thermal Solutions, and Venting
/blog/a-complete-bess-solution...Text duplicate A Complete BESS Solution: Combining Sealing, Foam, EMI, Thermal Solutions, and Venting
/blog/author/appseng/Text duplicate Applications Engineering
A-TITLE Posts by Applications Engineering
/blog/category/blog/Text duplicate Blog
/blog/how-parker-ptfe-t-seal-a...IMG-ALT How Parker PTFE T-Seal Advances Seismic & Aerospace Applications
/blog/how-parker-ptfe-t-seal-a...Text duplicate How Parker PTFE T-Seal Advances Seismic & Aerospace Applications
/blog/author/appseng/Text duplicate Applications Engineering
A-TITLE Posts by Applications Engineering
/blog/category/blog/Text duplicate Blog
/page/2/?et_blog2
/page/3/?et_blog3
/page/12/?et_blog12
/page/2/?et_blog»
https://sealingdevices.com/blog/ALL BLOG ARTICLES
/our-history/VIEW OUR TIMELINE
/contact/CONTACT US TODAY
https://linkedin.com/company/s...New window External Follow
A-TITLE Follow on LinkedIn
https://www.facebook.com/seali...New window External Subdomain Text duplicate Follow
A-TITLE Follow on Facebook
https://www.youtube.com/channe...New window External Subdomain Text duplicate Follow
A-TITLE Follow on Youtube
https://www.instagram.com/seal...New window External Subdomain Text duplicate Follow
A-TITLE Follow on Instagram
/products/Text duplicate Products
/o-rings/Text duplicate O-Rings
/gasketsText duplicate Gaskets
/products/rubber-moldingText duplicate Rubber Molding
/emi-shieldingText duplicate EMI Shielding
/thermal-managementText duplicate Thermal Management
/gore-ventsText duplicate Gore Vents
/sponge-cellular-foamsSponge & Foam
https://sealingdevices.com/sealsText duplicate Seals
/adhesives-sealantsText duplicate Adhesives & Sealants
/industries/Text duplicate Industries
/industrial/Text duplicate Industrial
/communication-it/Text duplicate Communication & IT
/military/Text duplicate Military
/aerospace/Text duplicate Aerospace
/fluid-power/Text duplicate Fluid Power
/electronics/Text duplicate Electronics
/transportation-sealing-products/Text duplicate Transportation
/battery-sealing-products/Text duplicate Battery
/capabilities/Text duplicate Capabilities
/applications-engineering-supportText duplicate Applications Engineering
/fabrication-converting/Text duplicate Fabrication & Converting
/value-added-servicesText duplicate Value Added Services
/resources/Text duplicate Resources
https://sealingdevices.com/about/Text duplicate About
/qualityText duplicate Quality
/suppliersSuppliers
https://sealingdevices.com/blogText duplicate Blog
/literatureText duplicate Literature
https://sealingdevices.com/videosText duplicate Videos
/careersText duplicate Careers
/wp-content/uploads/2024/06/35...AS9100D / ISO 9001:2015 Certificate
/privacy-policyPrivacy Policy
/california-disclosuresCalifornia Disclosures
/terms-and-conditionsTerms & Conditions

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://sealingdevices.com/"
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 of 0.71 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.
The file size of the HTML document is fine (377 kB).

HTTP Response Header

NameValue
dateSun, 27 Oct 2024 00:26:44 GMT
content-typetext/html; charset=UTF-8
cf-ray8d8e8e6b8e249165-FRA
cf-cache-statusDYNAMIC
link<https://sealingdevices.com/wp-json/>; rel="https://api.w.org/", <https://sealingdevices.com/wp-json/wp/v2/pages/8>; rel="alternate"; title="JSON"; type="application/json", <https://sealingdevices.com/>; rel=shortlink
varyAccept-Encoding
ki-cache-typeNone
ki-cf-cache-statusBYPASS
ki-edgev=20.2.8;mv=3.1.3
ki-origing1p
x-content-type-optionsnosniff
x-edge-location-klb1
x-kinsta-cacheHIT
x-tec-api-originhttps://sealingdevices.com
x-tec-api-roothttps://sealingdevices.com/wp-json/tribe/events/v1/
x-tec-api-versionv1
report-to{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=OYmtu46KW724n%2Bb2Kd8qh1Oxk9H2zCdR%2B5j7ZxDB8wtgZsLMdqFPmn1a0PXaUQKKhbfU5pVag5D1nlqC%2B1kDij4%2B7P3wuAhY8NcOY0AWi12o29aeNp7NtPyDiPVlvJQvYbkzPw%3D%3D"}],"group":"cf-nel","max_age":604800}
nel{"success_fraction":0.01,"report_to":"cf-nel","max_age":604800}
servercloudflare
content-encodinggzip
alt-svch3=":443"; ma=86400
statuscode200
http_versionHTTP/2

External factors

This website has excellent links from other websites.
This page has backlinks from 266 referring domains.
This page has 5,844 backlinks.
This page has backlinks from 149 different ip addresses.

Links from Wikipedia

No links from Wikipedia were found.

Robots.txt

# Default Flywheel robots file
User-agent: *
Disallow: /wp-content/uploads/2024/09/Sealing-Devices-O-Ring-Selection-and-Application-Guide.pdf
Disallow: /wp-content/uploads/2024/05/Case-Study-FIP.pdf
Disallow: /calendar/action*
Disallow: /events/action*
Allow: /*.css
Allow: /*.js
Disallow: /*?
Crawl-delay: 3

Similar sites

Search preview

sealingdevices.com
Sealing Devices | Premier O-Ring, Hydraulic Seal, & Gasket Manu...
Sealing Devices is your authorized manufacturer and distributor Parker o-rings, seals, gaskets, custom molded rubber parts, die-cutting, and more. An industry leader for over 60 years. Work with our team of experts for all your seals and gasket needs.

Most important keywords

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

KeywordResultRecheck
sealing79%Check
Sealing Devices77%Check
Devices75%Check
Seals70%Check
O-ring62%Check
Manufacturer61%Check
Distributor61%Check
EMI60%Check
Manufacturer Distributor59%Check
Exceptional59%Check
Show more keywords and terms

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