What powers rheumsd.com?

Last seen Sep 2026 · 24 technologies across 14 categories

Authentication

Facebook Login
since Nov 2022

CMS

WordPress
since Nov 2022

Databases

MySQL
since Nov 2022

Font scripts

Font Awesome
since Nov 2022
Google Font API
since Nov 2022
Twitter Emoji (Twemoji) v12.1.3
since Nov 2022

JavaScript libraries

jQuery v1.12.4
since Nov 2022
jQuery Migrate v1.4.1
since Nov 2022
lit-element v4.2.2
since Jul 2024
lit-html v3.3.3
since Jul 2024
Lodash v1.8.3
since Nov 2022
Modernizr
since Nov 2022
Polyfill v3
since Nov 2022

Maps

Google Maps
since Nov 2022

Marketing automation

MailChimp
since Nov 2022

Miscellaneous

Open Graph
since Nov 2022
RSS
since May 2023

Payment processors

Stripe v3
since Dec 2023

Programming languages

PHP
since Nov 2022

Security

Web servers

Apache HTTP Server
since Nov 2022

Widgets

Slider Revolution v5.4.7.2
since Nov 2022

WordPress plugins

Contact Form 7
since Nov 2022
Yoast SEO v12.3
since Nov 2022

AI Crawlers

Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Oct 2026.

  • robots.txt found
  • llms.txt not found
  • ai.txt not found

See who blocks each AI crawler across the web

AI Crawlers

No AI crawlers blocked

Full breakdown

Audience

  • United States

Where the site's Chrome visitors come from, largest estimated audience first.

Open Page Rank

0.47 / 10 · ranked #26,649,629 of all domains

3 referring domains · OpenPageRank

Core Web Vitals

LCP4.4 s
CLS0

Real user p75, Chrome UX Report, Sep 2026.

Page

  • Weight: 3.1 MB · 70 requests
  • Structured data: JSON-LD, OpenGraph, Twitter Cards

Homepage as crawled by the HTTP Archive, Oct 2026.

Organisation

  • Rheumatology Center of San Diego PC
  • Profiles: Facebook, X

From the homepage's own structured data (Oct 2026).

Infrastructure

  • Hosted on IMH-IAD (173.231.209.33)
  • Email: rheumsd.com
  • Email security: no SPF record, no DMARC record
  • SSL: Let's Encrypt, RSA 2048, expires Dec 2026
  • Common Crawl link graph: rank 13,056,638, 2 hosts

DNS records as swept Aug 2026, certificate as seen Oct 2026. How the web is hosted

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