What powers 
metabolismofcities.org?
Last seen Sep 2026 · 22 technologies across 12 categories
Advertising
Analytics
CDN
Comment systems
JavaScript libraries
Maps
Miscellaneous
Operating systems
Security
UI frameworks
Web servers
Widgets
AI Crawlers
Blocks 26 of 33 AI crawlers we track by name in its robots.txt. Checked Nov 2026.
Training crawlers
- AI2Bot Blocked
- Applebot-Extended Blocked
- Bytespider Blocked
- CCBot Blocked
- ClaudeBot Blocked
- cohere-training-data-crawler Blocked
- Diffbot Blocked
- FacebookBot Blocked
- Google-Extended Blocked
- GoogleOther Blocked
- GPTBot Blocked
- ImagesiftBot Blocked
- img2dataset Blocked
- meta-externalagent Blocked
- PanguBot Blocked
- Webzio-Extended Blocked
Search and AI assistants
- Amazonbot Blocked
- Applebot Blocked
- DuckAssistBot Blocked
- OAI-SearchBot Blocked
- PerplexityBot Blocked
- PetalBot Blocked
- YouBot Blocked
User-request fetchers
- ChatGPT-User Blocked
- meta-externalfetcher Blocked
- Perplexity-User Blocked
The other 7 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
26 of 33 AI crawlers blocked
Audience
- 58% desktop
- 42% phone
India
South Africa
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.02 / 10 · ranked #555,205 of all domains
110 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.9 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 1800 ms |
Real user p75, Chrome UX Report, Sep 2026.
Infrastructure
- Registered Jan 2016 (10 years) via NameCheap, Inc., renews Jan 2027
- Hosted on DigitalOcean (104.248.84.20)
- DNS: opalstack.com
- Email: opalstack.com
- Email security: SPF (soft fail), DMARC monitor only, MTA-STS, BIMI
- SSL: Let's Encrypt, RSA 2048, expires Jan 2027
- Common Crawl link graph: rank 693,116, 14 hosts
DNS records as swept Nov 2026, certificate as seen Nov 2026, registration from the registry's RDAP service. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| data.metabolismofcities.org | 12 |
| metabolismofcities.org | 11 |
| archive.metabolismofcities.org | 10 |
| library.metabolismofcities.org | 8 |
| community.metabolismofcities.org | 7 |
| education.metabolismofcities.org | 7 |
| multimedia.metabolismofcities.org | 7 |
Full technology history →
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Recent changes
- dropped Apache HTTP Server Jul 2026
- dropped HSTS Jul 2026