What powers 
sffworld.com?
Last seen Oct 2026 · 21 technologies across 16 categories
Advertising
Analytics
Caching
CDN
CMS
Cookie compliance
Databases
Font scripts
JavaScript libraries
Miscellaneous
Performance
Programming languages
Security
Tag managers
Widgets
WordPress plugins
AI Crawlers
Blocks 5 of 33 AI crawlers we track by name in its robots.txt. Checked Nov 2026.
Training crawlers
- CCBot Blocked
- GPTBot Blocked
- meta-externalagent Blocked
Search and AI assistants
- Amazonbot Blocked
- Applebot Blocked
The other 28 AI crawlers we track are not mentioned and only inherit the catch-all rules that apply to every crawler.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
5 of 33 AI crawlers blocked
Audience
- 63% phone
- 34% desktop
- 3% tablet
United States
United Kingdom
Canada
Australia
India
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.09 / 10 · ranked #513,046 of all domains
201 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.7 s |
| INP | 75 ms |
| CLS | 0.05 |
| TTFB | 1000 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English (United States)
- CDN: Cloudflare
- Weight: 1.4 MB · 121 requests
- WordPress theme: supernews · all themes
- Structured data: Microdata
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Registered May 1999 (27 years) via NameCheap, Inc., renews May 2028
- Hosted on Cloudflare (104.21.84.100, IPv6)
- DNS: Cloudflare DNS
- Email: sffworld.com
- Email security: SPF (soft fail), no DMARC record
- SSL: Google Trust Services, ECDSA P256, wildcard, expires Dec 2026
- Common Crawl link graph: rank 590,648, 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
Full technology history →
Report an incorrect detection
Recent changes
- detected Priority Hints Sep 2026
- dropped Apache HTTP Server Dec 2025
- dropped Contact Form 7 Dec 2025
- dropped Liquid Web Dec 2025
- dropped Twitter Emoji (Twemoji) Dec 2025