What powers sigstr.com?
Last seen Nov 2020 · 30 technologies across 20 categories
Advertising
AppNexus
since Aug 2020
Analytics
Blogs
WordPress
since Jun 2016
CDN
Amazon CloudFront
since Aug 2018
Cookie compliance
Databases
MySQL
since Jun 2018
Font scripts
Google Font API
since Nov 2017
JavaScript frameworks
React
since Jun 2018
JavaScript Libraries
Marketing automation
Miscellaneous
Swiper Slider
since Aug 2020
Twitter Emoji (Twemoji)
since Aug 2020
PaaS
WP Engine
since Aug 2020
Page builders
Programming languages
PHP
since Jun 2018
Reverse proxies
Nginx
since Aug 2018
Security
reCAPTCHA
since Aug 2020
SEO
Tag managers
Google Tag Manager
since Jun 2016
UI frameworks
Bootstrap
since Aug 2020
Widgets
Facebook
since Jun 2018
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Oct 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
- Oct 2026 * removed from robots.txt
- Sep 2026 robots.txt removed
- Sep 2026 robots.txt appeared
- Sep 2026 * added to robots.txt
- Sep 2026 * removed from robots.txt
- Aug 2026 robots.txt removed
AI Crawlers
No robots.txt, all AI crawlers allowed
Open Page Rank
4.44 / 10 · ranked #410,567 of all domains
97 referring domains · OpenPageRank
Infrastructure
- Hosted on Google Cloud (104.198.111.22)
- DNS: Amazon Route 53
- Email: Google Workspace
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Let's Encrypt, RSA 2048, expires Oct 2026
- Common Crawl link graph: rank 1,932,467, 6 hosts
DNS records as swept Oct 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.sigstr.com | 23 |
| resources.sigstr.com | 9 |
| help.sigstr.com | 7 |