Cso.org - SEO Checker

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Overview of the SEO Check
Meta information
80% 
Page quality
76% 
Page structure
70% 
Link structure
58% 
Server
68% 
External factors
100% 
SEO Score
Response time
1.18 s
File size
100.70 kB
Words
690
Media files
9
Number of links
178 internal / 14 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Chicago Symphony Orchestra
The length of the page title is perfect. (270 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
Official website: In collaboration with the best conductors and guest artists on the international music scene, the Chicago Symphony Orchestra performs well over one hundred concerts each year at its downtown home, Symphony Center and at the Ravinia Festival on Chicago’s North Shore.
The meta description is too long: 1788 pixels from max. 1000 pixels. Optimize description
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
https://cso.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
theme-color#0e0909
descriptionOfficial website: In collaboration with the best conductors and guest artists on the international music scene, the Chicago Symphony Orchestra performs well over one hundred concerts each year at its downtown home, Symphony Center and at the Ravinia Festival on Chicago’s North Shore.
msapplication-TileColor#0e0909
msapplication-TileImage/public/icons/mstile-144x144.png?v=20210709
msvalidate.01103A305687897297E015C37B20C2A10C
google-site-verification11LNU62xmcQlAK-Iqc27diAkxhFW3t2ZCtx2VoLPmlc
langen-us
twitter:titleChicago Symphony Orchestra
twitter:urlhttps://cso.org/
twitter:site@chicagosymphony
twitter:creator@chicagosymphony
twitter:descriptionOfficial website: In collaboration with the best conductors and guest artists on the international music scene, the Chicago Symphony Orchestra performs well over one hundred concerts each year at its downtown home, Symphony Center and at the Ravinia Festival on Chicago’s North Shore.
og:typearticle
og:titleChicago Symphony Orchestra
og:descriptionOfficial website: In collaboration with the best conductors and guest artists on the international music scene, the Chicago Symphony Orchestra performs well over one hundred concerts each year at its downtown home, Symphony Center and at the Ravinia Festival on Chicago’s North Shore.
og:urlhttps://cso.org/
og:site_nameExperience the Chicago Symphony Orchestra
X-UA-CompatibleIE=Edge
charsetutf-8

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Page quality

Content
(Critically important)
Words from the H1 heading are not used in the page content.
This page contains 690 words. That's ok.
18.1% of the text are stop words.
Keywords used in the page title are also used in the page content. That's good!
The page contains a listing, which indicates a good text layout.
3 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 15.25 words is good.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
This page loads 11 JavaScript files. This may affect the load time negatively.
A viewport "width=device-width, initial-scale=1" 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 14 tags for this page.
Image SEO
(Somewhat important)
5 images have no alt attribute. The content of alt attributes is used by search engines.
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
...at=jpg&quality=85&rnd=134153913473070000No alt attribute provided
...at=jpg&quality=85&rnd=133898360194270000No alt attribute provided
...at=jpg&quality=85&rnd=133834258610170000No alt attribute provided
...at=jpg&quality=85&rnd=133856794629900000soprano Lidia Fridman
...at=jpg&quality=85&rnd=134153324578630000Ravi Shankar Ensemble
...at=jpg&quality=85&rnd=133898360194270000No alt attribute provided
...at=jpg&quality=85&rnd=134171987618930000No alt attribute provided
...at=jpg&quality=85&rnd=134169639287530000Composer Nino Rota
...at=jpg&quality=85&rnd=134175790059670000Ksenija Sidorova

Page structure

H1 heading
(Critically important)
Announcing the 2026/27 Season
Too many H1 headings
Headings
(Important)
The heading structure is perfect.

Heading structure

Heading levelContent
H1 Announcing the 2026/27 Season
H1 Greatness in every moment
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.
6 links don't have an anchor text.
The number of internal links is ok.
None of the anchor texts is too long.
There are 14 external links on this page.

Found links on this page

LinkAttributesAnchor text
https://cso.org/Anchor Skip to main content
https://cso.org/No Text
/concerts-tickets/whats-on/What’s On
/concerts-tickets/feature-page...America 250
/concerts-tickets/feature-page...Beethoven
/concerts-tickets/on-stage/On Stage
/concerts-tickets/on-stage/chi...Chicago Symphony Orchestra
/concerts-tickets/on-stage/sym...Symphony Center Presents
/concerts-tickets/on-stage/civ...Civic Orchestra of Chicago
/concerts-tickets/subscribe/Subscribe
https://order.cso.org/packages...External Subdomain Spring 2026
/concerts-tickets/subscribe/2026/27 Season
/concerts-tickets/online/Online
/concerts-tickets/online/csora...CSOradio
/concerts-tickets/online/csotv/CSOtv
/concerts-tickets/online/cso-r...CSO Resound
/concerts-tickets/online/inter...Intermission @ the CSO
/concerts-tickets/online/apple...Apple Music Classical
/concerts-tickets/tickets-subs...Tickets & Subscriptions
/concerts-tickets/tickets-subs...Subscriptions
/concerts-tickets/tickets-subs...Ticket Offers
/concerts-tickets/tickets-subs...Group Sales
/concerts-tickets/tickets-subs...Student Tickets
/concerts-tickets/tickets-subs...Gift Certificates
/concerts-tickets/tickets-subs...Ticket Donations & Exchanges
/concerts-tickets/plan-your-vi...Plan Your Visit
/concerts-tickets/plan-your-vi...Venues & Seating
/concerts-tickets/plan-your-vi...Parking & Transit
/concerts-tickets/plan-your-vi...Dining & Refreshments
/concerts-tickets/plan-your-vi...Accessibility
/concerts-tickets/plan-your-vi...Frequently Asked Questions
/concerts-tickets/plan-your-vi...The Symphony Store
/concerts-tickets/plan-your-vi...Social Narratives
/education-community/negaunee-...Negaunee Music Institute
/education-community/cso-for-k...CSO for Kids
/education-community/cso-for-k...Family Concerts
/education-community/cso-for-k...School Concerts
/education-community/cso-for-k...School Partnerships
/education-community/cso-for-k...Cabinet of Wonder
/education-community/cso-for-k...Digital Offerings
/education-community/cso-for-k...Teaching Resources
/education-community/musician-...Musician Training
/education-community/musician-...Text duplicate Civic Orchestra of Chicago
/education-community/musician-...Young Artists Competition
/education-community/musician-...Chicago Youth in Music Festival
/education-community/musician-...Orchestral Excerpt Insights
/education-community/musician-...Percussion Scholarship Program
/education-community/musician-...Chicago Musical Pathways Initiative
/education-community/musician-...Young Composers Initiative
/education-community/community...Community Engagement
/education-community/community...Civic Fellowship
/education-community/community...Notes for Peace
/education-community/community...Open Rehearsals
/education-community/community...Refugee Coalition Partnership
/education-community/community...Education on Tour
/education-community/community...NMI Community Partners
https://cso.org/about/cso/Text duplicate Chicago Symphony Orchestra
https://cso.org/about/scp/Text duplicate Symphony Center Presents
https://cso.org/about/nmi/Text duplicate Negaunee Music Institute
/about/chicago-symphony-chorus/Chicago Symphony Chorus
/about/civic-orchestra-of-chic...Text duplicate Civic Orchestra of Chicago
https://cso.org/about/performers/Performers
/about/performers/cso-musicians/Chicago Symphony Orchestra Musicians
/about/performers/conductors/Music Directors & Conductors
/about/performers/affiliated-a...Affiliated Artists
/about/performers/chicago-symp...Chicago Symphony Chorus Musicians
/about/performers/civic-orches...Civic Orchestra of Chicago Musicians
/about/performers/visiting-art...Visiting Artists
/about/performers/cso-musician...CSO Fellowship Program
https://cso.org/about/csoa/Chicago Symphony Orchestra Association
/about/csoa/board-of-trustees/Board of Trustees
/about/csoa/negaunee-music-ins...Negaunee Music Institute Board
/about/csoa/csoa-administration/CSOA Administration
/about/csoa/employment/Employment
/about/csoa/annual-reports/Annual Reports
https://cso.org/about/press-room/Press
/about/rentals-licensing/Rentals & Licensing
/about/rentals-licensing/facil...Facility Rental
/about/rentals-licensing/beyon...Beyond the Score Licensing
/about/rentals-licensing/adver...Advertising
/about/cso-resound/Text duplicate CSO Resound
/about/rosenthal-archives/Rosenthal Archives of the Chicago Symphony Orchestra Association
/about/rosenthal-archives/hist...History of the Chicago Symphony Orchestra
/about/rosenthal-archives/orch...Orchestra Hall at Symphony Center
/about/rosenthal-archives/rose...Rosenthal Archives Services
/about/rosenthal-archives/from...From the Archives Blog
/support/make-a-gift/Make a Gift
/support/make-a-gift/individua...Individual Giving
/support/make-a-gift/sempre-al...SEMPRE ALWAYS Campaign
/support/contact-development/Contact Development
/support/planned-giving/Planned Giving
/support/planned-giving/planne...Planned Giving FAQs
/support/planned-giving/theodo...Theodore Thomas Society
/support/planned-giving/meet-o...Meet Our Members
/support/planned-giving/contac...Contact Planned Giving
/support/planned-giving/planne...Planned Gift Calculator
/support/planned-giving/planne...Planned Giving Intention Form
/support/planned-giving/ira-gi...IRA Giving
/support/get-involved/Get Involved
/support/get-involved/governin...Governing Members
/support/get-involved/womens-b...Women’s Board
/support/get-involved/the-league/The League
/support/get-involved/overture...Overture Council
/support/get-involved/african-...African American Network
/support/get-involved/latino-a...Latino Alliance
/support/get-involved/student-...Student Ambassadors
/support/get-involved/auxiliar...Auxiliary Volunteers
/support/get-involved/cso-patr...CSO Patrons Tour
/support/get-involved/cso-for-...CSO for Kids Ambassadors
/support/corporate-sponsorship/Corporate Sponsorship
/support/corporate-sponsorship...Corporate Partners
/support/corporate-sponsorship...Corporate Night Online Reservation Form
/support/fundraising-events/Fundraising Events
/support/fundraising-events/im...Impact
/support/fundraising-events/a-...A Musical Tribute to John Williams & Steven Spielberg
/support/fundraising-events/sy...Symphony Ball
/support/donor-recognition/Donor Recognition
/support/donor-recognition/don...Donor Benefits
/support/donor-recognition/don...Donor Gallery
/concerts-tickets/whats-on/Calendar
https://cso.org/experience/Experience CSO
https://cso.org/experience/Text duplicate Experience CSO
/experience/whats-new/What’s New
/experience/performances/Performances
/experience/people/People
/experience/education/Education
/experience/csoradio/Text duplicate CSOradio
https://cso.org/experience/csotv/Text duplicate CSOtv
/experience/curation/2026-27-s...Text duplicate 2026/27 Season
/experience/curation/women-s-h...Women's History Month 2026
https://order.cso.org/account/...External Subdomain My account
https://order.cso.org/cart/det...External Subdomain Cart
https://symphonystore.com/External Symphony Store
/concerts-tickets/subscribe/Explore the season and subscribe
/performances/26-27/featured/a...Andrew Bird & the CSO
/performances/25-26/cso-classi...Muti Conducts Tchaikovsky & Rota
/performances/25-26/civic-orch...Civic Plays Copland 3
/performances/25-26/cso-classi...Songs of Love and Farewell
https://youtu.be/a27swSe6TlYExternal No Text
/performances/25-26/scp-featur...No Text
/performanceredirect/concertty...SCP Featured Concert
/performances/25-26/scp-featur...Ravi Shankar Ensemble
/performances/25-26/scp-jazz/m...No Text
/performanceredirect/concertty...SCP Jazz
/performances/25-26/scp-jazz/m...Miles Davis at 100
/performances/25-26/cso-classi...No Text
/performanceredirect/concertty...CSO Classical
/performances/25-26/cso-classi...Sibelius 2 & Tüür Accordion Concerto
https://cso.org/klausmakela/No Text
https://cso.org/klausmakela/Discover more
/support/make-a-gift/Donate now
/experience/article/28267/sopr...IMG-ALT soprano Lidia Fridman
/experience/search/1202/guest-...Guest artists
/experience/article/28267/sopr...Soprano Lidia Fridman makes her CSO and U.S. debuts
/experience/article/28267/sopr...Explore »
/experience/article/27947/ravi...Text duplicate IMG-ALT Ravi Shankar Ensemble
/experience/search/1202/guest-...Text duplicate Guest artists
/experience/article/27947/ravi...Ravi Shankar Ensemble prepares to come together for its debut U.S. tour
/experience/article/27947/ravi...Text duplicate Explore »
/experience/article/28201/for-...No Text
/experience/search/1363/sympho...Text duplicate Symphony Center Presents
/experience/article/28201/for-...For jazz great’s centennial, two adherents of Miles Davis reflect on his legacy
/experience/article/28201/for-...Text duplicate Explore »
/experience/article/28407/reme...No Text
/experience/search/1202/guest-...Text duplicate Guest artists
/experience/article/28407/reme...Remembering composer Bernard Rands
/experience/article/28407/reme...Text duplicate Explore »
/experience/article/28331/a-po...IMG-ALT Composer Nino Rota
/experience/search/1083/about-...About the music
/experience/article/28331/a-po...A portrait of film composer Nino Rota
/experience/article/28331/a-po...Text duplicate Explore »
/experience/article/28417/ksen...IMG-ALT Ksenija Sidorova
/experience/search/1202/guest-...Text duplicate Guest artists
/experience/article/28417/ksen...Ksenija Sidorova squeezes out support for accordion in classical-music world
/experience/article/28417/ksen...Text duplicate Explore »
https://cso.org/experience/Explore more
https://order.cso.org/account/...External Subdomain Sign up
https://cso.org/No Text
https://order.cso.org/account/...External Subdomain Text duplicate My account
/concerts-tickets/whats-on/Text duplicate Calendar
/concerts-tickets/plan-your-vi...FAQ
https://cso.org/about/press-room/Text duplicate Press
/about/privacy-policy/Privacy
https://www.bcbsil.com/asomrf?...New window External Subdomain Blue Cross
https://cso.org/about/contact-us/Contact
https://www.facebook.com/chica...New window External Subdomain No Text
https://instagram.com/chicagos...New window External No Text
https://www.youtube.com/chicag...New window External Subdomain No Text
https://www.linkedin.com/compa...New window External Subdomain No Text
https://x.com/chicagosymphonyNew window External No Text
https://www.tiktok.com/@chicag...New window External Subdomain No Text
https://cso.org/Anchor No Text

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://cso.org/"
HTTP header
(Important)
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 slow (1.18 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 11 JavaScript files. This may affect the load time negatively.
This page only loads 3 CSS files. That's ok.
The file size of the HTML document is fine (101 kB).

HTTP Response Header

NameValue
content-length27803
content-typetext/html; charset=utf-8
dateMon, 23 Mar 2026 04:47:11 GMT
access-control-allow-origin*
access-control-expose-headersRequest-Context
cache-controlprivate
content-encodinggzip
set-cookie114 Characters
varyAccept-Encoding
strict-transport-securitymax-age=10886400
request-contextappId=cid-v1:bbd609d9-8dc1-43c4-904a-b404988b3071
x-frame-optionssameorigin
x-content-type-optionsnosniff
x-xss-protection1; mode=block
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 682 referring domains.
This page has 3,412 backlinks.
This page has backlinks from 478 different ip addresses.

Links from Wikipedia

You can find more links using Wikipedia search

Robots.txt

User-agent: *
Allow: /

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Search preview

cso.org
Chicago Symphony Orchestra
Official website: In collaboration with the best conductors and guest artists on the international music scene, the Chicago Symphony Orchestra performs well over one hundred concerts each year at its downtown home, Symphony Center and at the Ravinia Festival on Chicago’s North Shore.

Most important keywords

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

KeywordResultRecheck
Chicago58%Check
Symphony58%Check
Orchestra58%Check
Symphony Orchestra58%Check
Chicago Symphony58%Check
Chicago Symphony Orchestra58%Check
Orchestra Chicago58%Check
Symphony Center53%Check
Chicago Symphony Orchestra Association52%Check
27 Season51%Check
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