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acbl.org

American Contract Bridge League • Dealing Infinite Possibilities

Last scanned Jul 27, 2026, 4:43 PM

84

Overall score

Great

Summary

Founded in 1937, ACBL is the largest bridge organization in North America, serving 165,000+ members, and sanctioning more than 3.5 millions tables of bridge annually through club, tournament and online play. This website uses WordPress hosted on AUTOMATTIC - Automattic, Inc, US. SEO is good (85/100) and accessibility is excellent (100/100). Security scores good (75/100) and performance good (80/100). Top issue: Title longer than 60 characters.

Founded in 1937, ACBL is the largest bridge organization in North America, serving 165,000+ members, and sanctioning more than 3.5 millions tables of bridge annually through club, tournament and online play.

United States
Hosted on AUTOMATTIC - Automattic, Inc, US

Top issues to fix

7 issues found · 1 high priority

  • Missing Content-Security-Policy header

    Security

    Add a CSP to control which sources can run scripts — the strongest single defense against XSS.

  • Missing X-Content-Type-Options header

    Security

    Add X-Content-Type-Options: nosniff to stop MIME-sniffing attacks.

  • Missing X-Frame-Options header

    Security

    Add X-Frame-Options (or a CSP frame-ancestors rule) to prevent clickjacking via hidden iframes.

  • Title longer than 60 characters

    SEO

    Shorten the title to under 60 characters so search results don't truncate it.

  • Meta description longer than 160 characters

    SEO

    Trim the meta description to under 160 characters to avoid truncation in search results.

  • Multiple H1 headings found

    SEO

    Keep a single H1 per page and demote the others to H2/H3.

+1 more issue — details in the sections below.

85

SEO

3 issue(s) found

80

Performance

636 ms

75

Security

HTTPS & header checks

100

Accessibility

0 issue(s) found

Not enough scan history yet to show a trend — check back after this site has been re-scanned a few more times.

Organization

Company details published in this site's own structured data.

Founded in 1937, ACBL is the largest bridge organization in North America, serving 165,000+ members, and sanctioning more than 3.5 millions tables of bridge annually through club, tournament and online play.

Contact

Email, phone, and address published on this site's own pages.

Meta tags

Title
American Contract Bridge League • Dealing Infinite Possibilities
Description
Founded in 1937, ACBL is the largest bridge organization in North America, serving 165,000+ members, and sanctioning more than 3.5 millions tables of bridge annually through club, tournament and online play.
Canonical
https://acbl.org/
Language
en-US
Charset
UTF-8
Viewport
width=device-width, initial-scale=1
Robots meta
index, follow, max-image-preview:large, max-snippet:-1, max-video-preview:-1
Manifest

OpenGraph & Twitter Card

OpenGraph

og:title
American Contract Bridge League
og:description
Founded in 1937, ACBL is the largest bridge organization in North America, serving 165,000+ members, and sanctioning more than 3.5 millions tables of bridge annually through club, tournament and online play.
og:type
website
og:url
https://acbl.org/

Twitter Card

twitter:card
summary_large_image
twitter:title
twitter:description

Technologies

Detected frameworks, languages, and tools.

Hosting & CDN

CDN provider
IP address
199.16.172.90
ASN
AS2635 (AUTOMATTIC - Automattic, Inc, US)

DNS records

TypeValue
A
  • 199.16.172.90
  • 199.16.173.27
AAAA
MX
  • d33062b.ess.barracudanetworks.com
  • d33062a.ess.barracudanetworks.com
TXT
  • atlassian-domain-verification=afRkDJbUFUJ9KMxaLfsHPykfKav0NvZ7d6tflSuHQBOP6H9uVDcXOodj70hZk0VB
  • mojecertpl-site-verification-tXOYIusXxeUu5RzQVW437r87P8PqDGHz
  • slack-domain-verification=NWeG21VPtmFwz8QAeZmXD20abKYt3MggdfFdEszy
  • v=spf1 include:spf0.acbl.org ~all
NS
  • ns-85.awsdns-10.com
  • ns-1972.awsdns-54.co.uk
  • ns-883.awsdns-46.net
  • ns-1216.awsdns-24.org
CAA
CNAME
IPv6 supportNo

TLS / SSL certificate

Version
TLS 1.3
Issuer
Google Trust Services
Subject
tls.automattic.com
Valid from
May 31, 2026
Valid to
Aug 29, 2026
Days until expiry
32
SAN domains
tls.automattic.com, acbl.org, backyardchurch.org, buddysplumbingok.bwpsites.com, coryellcountyclerk.com, highforestreleaf.com, kalamazoo-webdesign.com, peoplecare.zemoga.com, staging.mattereum.de, wallaceconstructionrenovating.com, www.affinityhealth.care, www.backyardchurch.org, www.coryellcountyclerk.com, www.dandaauto.com, www.foothillsyoga.com, www.highforestreleaf.com, www.kalamazoo-webdesign.com, www.kratex.rs, www.vbts.co.za, www.vitalshield.app

Security headers

  • Strict-Transport-SecurityEnabled
  • Content-Security-PolicyMissing
  • X-Frame-OptionsMissing
  • X-Content-Type-OptionsMissing
  • Referrer-PolicyMissing
  • Permissions-PolicyEnabled

Compression: gzip · 0 cookie(s) observed

Content & assets

Headings

H1 2 · H2 8 · H3 1

Links

107 internal · 34 external · 7 broken

Images

42 total · 0 missing alt

Scripts / Styles

83 scripts · 42 stylesheets

JS / CSS size

617 KB · 1017 KB

Page size

433 KB

Robots.txt & Sitemap

robots.txt
Found
Disallow rules
1
sitemap.xml
Found
URLs in sitemap
-1

SEO issues

  • Title longer than 60 characters
  • Meta description longer than 160 characters
  • Multiple H1 headings found

Accessibility issues

No accessibility issues detected.

Scan details

Requested URL
https://acbl.org
Final URL
https://acbl.org
HTTP status
200
HTTP version
HTTP/2
Response time
628 ms
HTML size
433 KB
Redirect chain
https://acbl.org

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Frequently asked questions

What technology does acbl.org use?
acbl.org is built with WordPress, WooCommerce, Bootstrap, jQuery, Google Analytics, Nginx.
Is acbl.org secure (HTTPS)?
Yes. acbl.org uses TLS 1.3 with a certificate issued by Google Trust Services, valid until Aug 29, 2026.
Who hosts acbl.org?
acbl.org is hosted on AUTOMATTIC - Automattic, Inc, US.
What is acbl.org's SEO score?
acbl.org scored 85/100 for SEO in the latest analysis (great).
What is acbl.org's overall website score?
acbl.org has an overall SiteGraph score of 84/100, combining SEO, performance, security, and accessibility.