Jlcpcb.com - SEO Checker

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Overview of the SEO Check
Meta information
97% 
Page quality
51% 
Page structure
100% 
Link structure
72% 
Server
91% 
External factors
100% 
SEO Score
Response time
0.24 s
File size
66.20 kB
Words
596
Media files
12
Number of links
33 internal / 32 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
PCB Prototype & PCB Fabrication Manufacturer - JLCPCB
There are word repetitions in the page title.
The length of the page title is perfect. (524 pixels out of 580 max pixel length)
Meta description
(Critically important)
Industry-leading PCB prototype manufacturer,offers 24 hours Quick Turn PCB prototype, PCB assembly and Reliable small-batch PCB production.
The length of the meta description is perfect. (899 pixels out of 1000 max pixel length)
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
https://jlcpcb.com/
There is a valid canonical link specified.
Language
(Somewhat important)
Language detected in text: en
Language defined in HTML: en
Server location: France
The following language is defined by HTML: en
Alternate/Hreflang Links
(Somewhat important)
Language for link pointing to page itself inaccurate
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
format-detectiontelephone=no
google-site-verificationc1gB5Scs8ebkvLu4mfEtwewZGxzXM3juQZUwQwXMCPI
facebook-domain-verificationx5ccer52bo6uggyo9d5a08g1h9o2mu
jlc:titlePCB Prototype & PCB Fabrication Manufacturer - JLCPCB
descriptionIndustry-leading PCB prototype manufacturer,offers 24 hours Quick Turn PCB prototype, PCB assembly and Reliable small-batch PCB production.
keywordsPCB manufacturer, PCB manufacturing, circuit board, PCB fabrication, pcb board, printed circuit board manufacturers, custom circuit board, pcb prototyping, printed circuit board, PCB assembly
langen
og:imagehttps://jlcpcb.com/logo-og.png
X-UA-CompatibleIE=edge,chrome=1
charsetutf-8

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Page quality

Content
(Critically important)
Some words from the page title are not used within the pages content
Words from the H1 heading are not used in the page content.
Only 2 paragraph/s was/were found on this page.
This page contains 596 words. That's ok.
20.8% of the text are stop words.
The page contains a listing, which indicates a good text layout.
No placeholders texts or images were found.
There are no duplicates on the site.
The average number of words per sentence of 19.83 words is good.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
Multiple viewport tags are given. There should only be one.
No Apple touch icon is specified.
A viewport "width=device-width, initial-scale=1" is provided.
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)
Alt text (alternative text) is correctly used on all found images.
Social Networks
(Nice to have)
This page is optimized perfectly for social networks.
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
/ssr/img/shopping%20_icon@2x.0c9c27c.pngshopping
/ssr/img/1-4layers.ccaa17f.png1 - 4 Layers
/ssr/img/6-20layers.9ca06a2.png6 - 32 Layers
/ssr/img/flex_pcbs.c353cee.pngFlex PCBs
/ssr/img/pcb_assembly.617d605.pngPCB Assembly
/ssr/img/smt_stencil.21bfb79.pngSMT Stencil
/ssr/img/layout.1f00d91.pngPCB Layout Service
https://jlcpcb.com/ssr/img/3D.cc775cb.png3D Printing
/ssr/img/cnc_machining.04dce39.pngCNC Machining
/ssr/img/mechatronic_part.59de9d7.pngMechatronic Part
https://jlcpcb.com/ssr/img/wave.e24f6e4.gifchat wave

Page structure

H1 heading
(Critically important)
Printed Circuit Board Manufacturing & PCB Assembly - JLCPCB
The H1 heading is perfect.
Headings
(Important)
The heading structure is perfect.

Heading structure

Heading levelContent
H1 Printed Circuit Board Manufacturing & PCB Assembly - JLCPCB
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.
The number of internal links is ok.
None of the anchor texts is too long.
There are too many external links (32) on this page.

Found links on this page

LinkAttributesAnchor text
https://jlc3dp.com/?source=JLC...New window External JLC3DP - 3D Printing
https://jlccnc.com/?source=JLC...New window External JLCCNC - CNC Machining
https://jlcmc.com/?source=JLCP...New window External JLCMC - Mechatronic Parts
https://jlcpcb.com/coupon-centerCoupons
https://jlcpcb.com/helpGet instant answers
https://jlcpcb.com/No Text
https://jlcpcb.com/aboutUsWhy JLCPCB?
/capabilities/pcb-capabilitiesCapabilities
https://jlcpcb.com/helpHelp Center
https://jlcpcb.com/help/answersQ&A
https://jlcpcb.com/blogBlog
/pcb-impedance-calculatorImpedance Calculator
https://easyeda.com/New window External EasyEDA - PCB Design Tool
https://jlcpcb.com/smt-assemblyPCB Assembly Have PCBs assembled in 24 hours
https://jlc3dp.com/New window External 3D Printing SLA, MJF, SLM, FDM, SLS
https://design.jlcpcb.com/?fro...External Subdomain PCB Layout Support 100,000+ pins layout design
https://jlcdfm.com/New window External JLCDFM Smart, Free Online DFM Tool
https://easyeda.com/New window External EasyEDA Easy-to-use PCB design tool
https://cart.jlcpcb.com/quote?...External Subdomain Order now
https://cart.jlcpcb.com/shopca...External Subdomain IMG-ALT shopping
https://jlcpcb.com/6-layer-pcbNew window Limited Time Offer
https://cart.jlcpcb.com/quote?...External Subdomain Quote Now
/capabilities/pcb-capabilities...Learn More >
https://cart.jlcpcb.com/quote?...External Subdomain Text duplicate Quote Now
/6-layer-pcb?spm=Jlcpcb.Homepa...Text duplicate Learn More >
https://cart.jlcpcb.com/quote?...External Subdomain Text duplicate Quote Now
/resources/flexible-pcb?spm=Jl...Text duplicate Learn More >
https://jlcpcb.com/partsIn-stock Parts
https://cart.jlcpcb.com/quote?...External Subdomain Text duplicate Quote Now
/smt-assembly?spm=Jlcpcb.Homep...Text duplicate Learn More >
https://cart.jlcpcb.com/quote?...External Subdomain Text duplicate Quote Now
https://design.jlcpcb.com/quot...External Subdomain Text duplicate Quote Now
https://design.jlcpcb.com/?fro...External Subdomain Text duplicate Learn More >
https://jlc3dp.com/3d-printing...External Text duplicate Quote Now
https://jlc3dp.com/?spm=Jlcpcb...External Text duplicate Learn More >
https://jlccnc.com/cnc-machini...External Text duplicate Quote Now
https://jlccnc.com/?spm=Jlcpcb...External Text duplicate Learn More >
https://jlcmc.com/?spm=Jlcpcb....External Text duplicate Quote Now
/aboutUs/howWorksLearn how JLCPCB works >
/aboutUs/qualityControlLearn our quality management >
https://jlcpcb.com/aboutUsAbout JLCPCB
https://jlcpcb.com/help/newsNews
https://jlcpcb.com/blogText duplicate Blog
/aboutUs/howWorksHow we work
/aboutUs/qualityControlQuality Management
/aboutUs/securitySecurity
/help/article/26-CertificationsCertifications
https://jlcpcb.com/helpText duplicate Help Center
/help/article/65-Shipping-Meth...Shipping Info
/help/catalog/11-How-To-OrderHow To Order
/help/article/51-How-to-Track-...How To Track
https://jlcpcb.com/help/contactContact Us
https://easyeda.com/New window External Text duplicate EasyEDA - PCB Design Tool
https://jlc3dp.com/?source=jlc...New window External JLC3DP - 3D Printing&CNC Machining
https://jlcmc.com/?href=jlc-fo...New window External Text duplicate JLCMC - Mechatronic Parts
https://oshwlab.com/?source=jl...New window External OSHWLAB - Open Source Hardware
https://jlcpcb.com/No Text
https://www.facebook.com/jlcpcbNew window External Subdomain No Text
https://twitter.com/jlcpcbNew window External No Text
https://www.instagram.com/jlcpcbNew window External Subdomain No Text
https://www.youtube.com/JLCPCBNew window External Subdomain No Text
https://www.linkedin.com/compa...New window External Subdomain No Text
https://www.reddit.com/r/JLCPC...New window External Subdomain No Text
/help/article/Privacy-PolicyNew window Privacy Policy
/help/article/30-Terms-&-Condi...New window Terms & Conditions

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://jlcpcb.com/"
HTTP header
(Important)
The web server version is sent within the HTTP header.
No X-Powered HTTP header is sent.
The web server transmits the web page (HTML) in compressed form.
Performance
(Somewhat important)
The page response time is excellent with 0.24 seconds.
The file size of the HTML document is fine (66 kB).

HTTP Response Header

NameValue
content-typetext/html; charset=utf-8
servernginx/1.22.0
dateFri, 01 Aug 2025 08:54:35 GMT
content-encodinggzip
j-trace-id344cc5b5ceca4f1f99c4bb5a880d48b3
set-cookie98 Characters
etag"108d7-LRR0Zossh18CHFLI9/cRXBwt7ho"
accept-rangesnone
varyAccept-Encoding
x-cacheMiss from cloudfront
via1.1 bcdbf1400b5b04e46f310591b86ea9b8.cloudfront.net (CloudFront)
x-amz-cf-popCDG52-P5
x-amz-cf-id3mEqJRpqQb3qsacdbYSdwUfhP3DrIJ1eqOo5H58xy9CwZNsmM3B1rQ==
x-xsrf-token
statuscode200
http_versionHTTP/2

External factors

This website has excellent links from other websites.
This page has backlinks from 1,885 referring domains.
This page has 164,239 backlinks.
This page has backlinks from 1,494 different ip addresses.

Links from Wikipedia

No links from Wikipedia were found.

Robots.txt

User-agent: *

Disallow: /lcsvg/
Disallow: /user-center/
Disallow: /api
Disallow: /_nuxt
Disallow: /tdpFile/downloadTdpFile
Disallow: /batchNum/downloadTaxBill
Disallow: /fileUploadAttach/download
Disallow: /cncFile/downloadCncGoodsFile
Disallow: /smtOrder/downloadNoMatchBomList
Disallow: /smtOrder/downloadSmtDFMPatchImgFile
Disallow: /msgCustomerMessage/downloadMessageFile
Disallow: /shoppingCart/smtGood/downloadNoMatchBomList

Sitemap: https://jlcpcb.com/sitemap_pcb.xml

Similar sites

Search preview

jlcpcb.com
PCB Prototype & PCB Fabrication Manufacturer - JLCPCB
Industry-leading PCB prototype manufacturer,offers 24 hours Quick Turn PCB prototype, PCB assembly and Reliable small-batch PCB production.

Most important keywords

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

KeywordResultRecheck
PCB89%Check
PCB Assembly77%Check
PCB Prototype73%Check
jlcpcb72%Check
PCB Layout63%Check
PCB Design61%Check
PCB Manufacturer54%Check
PCB Design Tool52%Check
Board50%Check
Manufacturing50%Check
Show more keywords and terms

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