What powers 
portulansinstitute.org?
Last seen Oct 2026 · 23 technologies across 15 categories
CDN
cdnjs
since Nov 2022
Cloudflare
since Nov 2022
CMS
WordPress
since Aug 2022
Databases
MySQL
since Aug 2022
Font scripts
Font Awesome
since Nov 2022
Hosting
GoDaddy
since Oct 2022
JavaScript frameworks
JavaScript libraries
OWL Carousel
since Nov 2022
Slick
since Aug 2022
Miscellaneous
Open Graph
since Oct 2022
RSS
since Dec 2022
PaaS
WP Engine
since Aug 2022
Programming languages
PHP
since Aug 2022
UI frameworks
Web servers
Nginx
since Aug 2022
Webmail
Google Workspace
since Oct 2022
WordPress plugins
WordPress themes
Twenty Seventeen
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 Nov 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Open Page Rank
4.01 / 10 · ranked #558,564 of all domains
57 referring domains · OpenPageRank
Page
- Language: English (United States)
- CDN: Google
- Weight: 13.9 MB · 82 requests
- WordPress theme: portulans · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
From the homepage's own structured data (Oct 2026).
Infrastructure
- Registered Oct 2019 (7 years) via GoDaddy.com, LLC, renews Oct 2028
- Hosted on Google Cloud (35.231.73.235)
- DNS: GoDaddy DNS
- Email: Google Workspace
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 1,110,953, 2 hosts
DNS records as swept Nov 2026, certificate as seen Nov 2026, registration from the registry's RDAP service. How the web is hosted