What powers 
sigmakappa.org?
Last seen Sep 2026 · 55 technologies across 23 categories
Advertising
Twitter Ads
since Oct 2022
Analytics
Azure Monitor
since Jul 2025
Google Analytics
since Aug 2018
CDN
Amazon S3
since Feb 2023
cdnjs
since Sep 2022
Cloudflare
since Sep 2022
Google Hosted Libraries
since Jan 2023
Microsoft Ajax Content Delivery Network
since Feb 2023
Font scripts
Issue trackers
JavaScript frameworks
JavaScript graphics
Chart.js
since Feb 2023
JavaScript libraries
Load balancers
Amazon ALB
since Aug 2021
Miscellaneous
Operating systems
Windows Server
since Aug 2018
PaaS
Amazon Web Services
since Aug 2021
Azure
since Jul 2025
Payment processors
Programming languages
Rich text editors
RUM
Microsoft Application Insights
since Jul 2025
Security
Tag managers
Google Tag Manager
since Sep 2019
UI frameworks
Video players
Web frameworks
Web servers
Widgets
Twitter
since Oct 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
- Oct 2026 * removed from robots.txt
AI Crawlers
No AI crawlers blocked
Audience
- 82% desktop
- 18% phone
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.00 / 10 · ranked #567,545 of all domains
74 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.6 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English
- Weight: 10.3 MB · 95 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Sigma Kappa
- Founded: 1874
- Country: United States
From Wikidata (CC0).
Infrastructure
- Hosted on Amazon Web Services (34.193.4.92)
- DNS: Cloudflare DNS
- Email: Proofpoint Essentials
- Email security: no SPF record, no DMARC record
- SSL: Amazon Trust Services, RSA 2048, expires Apr 2027
- Common Crawl link graph: rank 444,650, 60 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| sigmakappa.org | 25 |
| www.sigmakappa.org | 25 |
| dovehub.sigmakappa.org | 20 |
| clemson.sigmakappa.org | 14 |
| ku.sigmakappa.org | 14 |
| ua.sigmakappa.org | 14 |
| auburn.sigmakappa.org | 13 |
| ncsu.sigmakappa.org | 13 |
| ufl.sigmakappa.org | 13 |
| give.sigmakappa.org | 11 |
| profileeditor.sigmakappa.org | 11 |
| sso.sigmakappa.org | 9 |
| imis.sigmakappa.org | 4 |
| reports.sigmakappa.org | 4 |