What powers 
iisd.org?
Last seen Sep 2026 · 70 technologies across 30 categories
Advertising
Analytics
Authentication
Caching
CDN
CMS
Comment systems
CRM
Databases
Font scripts
JavaScript frameworks
JavaScript libraries
Load balancers
Maps
Marketing automation
Miscellaneous
Mobile frameworks
Operating systems
PaaS
Page builders
Performance
Programming languages
Security
Tag managers
UI frameworks
Video players
Web servers
Webmail
Widgets
WordPress plugins
AI Crawlers
Blocks 13 of 33 AI crawlers we track by name in its robots.txt. Checked Oct 2026.
Training crawlers
- Applebot-Extended Blocked
- Bytespider Blocked
- CCBot Blocked
- ClaudeBot Blocked
- cohere-training-data-crawler Blocked
- Diffbot Blocked
- Google-CloudVertexBot Blocked
- Google-Extended Blocked
- GoogleOther Blocked
- GPTBot Blocked
- meta-externalagent Blocked
Search and AI assistants
- Amazonbot Blocked
- PetalBot Blocked
The other 20 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
Content Signals:
search=yes ai-train=no declared in robots.txt
- Oct 2026 ccbot added to robots.txt
- Oct 2026 claude-web added to robots.txt
- Oct 2026 claudebot added to robots.txt
- Oct 2026 bytespider added to robots.txt
- Oct 2026 Content Signals changed
- Oct 2026 amazonbot added to robots.txt
Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| social impact assessment | #1 | 74,800 |
| gass | #25 | 11,800 |
| freshwater | #2 | 2,900 |
| sustainable development def | #1 | 820 |
| externality | #4 | 800 |
| transitional phrases | #92 | 520 |
| sustainable development definition | #2 | 440 |
| sustainable development means | #2 | 290 |
| iisd | #1 | 290 |
| freshwater lake food chain | #1 | 270 |
| externality definition | #4 | 270 |
| define freshwater | #3 | 260 |
| zooplankton | #12 | 250 |
| multilateral agreement on investment | #40 | 170 |
| the paris accord | #7 | 110 |
| limnologist | #2 | 110 |
| natural resources and | #58 | 100 |
| microplastics | #65 | 100 |
| sustainable infrastructure | #2 | 96 |
| define zooplankton | #5 | 89 |
| what is the paris accord | #17 | 88 |
| international institute | #8 | 87 |
| aquatic food chain | #4 | 86 |
| zebra mussels | #90 | 85 |
| united states agency for international development | #28 | 85 |
The site's top keywords in Google (US), with the visits each one is estimated to bring per month.
Top backlinks
Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.
AI Crawlers
13 of 33 AI crawlers blocked
Standards: Content Signals
Audience
- 50% desktop
- 48% phone
- 2% tablet
United States
India
United Kingdom
Italy
Indonesia
Spain
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
8.29 / 10 · ranked #4,040 of all domains
5,821 referring domains · OpenPageRank
Search traffic
104,800 est. monthly organic visits (US)
9,946 keywords in Google's top 30
Core Web Vitals
| LCP | 2.5 s |
| INP | 75 ms |
| CLS | 0.6 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English
- CDN: Cloudflare
- Weight: 0.9 MB · 49 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
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ico.org 3 shared
kotisivukone.fi 3 shared- hwr-berlin.de 3 shared
Closest technology stacks among the highest-authority sites we track; "shared" counts the distinctive technologies in common.
Organisation
- SDG Knowledge Hub (International Institute for Sustainable Development on Wikidata)
- Founded: 1990
- Country: Canada
From the homepage's own structured data (Sep 2026) and Wikidata (CC0).
Infrastructure
- Registered May 1996 (30 years) via Amazon Registrar, Inc., renews May 2027
- Hosted on Amazon Web Services (15.175.196.137)
- DNS: Amazon Route 53
- Email: Microsoft 365
- Email security: SPF (hard fail), DMARC reject
- SSL: Google Trust Services, ECDSA P256, expires Dec 2026
- Common Crawl link graph: rank 7,914, 36 hosts
- Verified with: Google
DNS records as swept Oct 2026, certificate as seen Oct 2026, registration from the registry's RDAP service. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| sdg.iisd.org | 26 |
| ceres2030.iisd.org | 24 |
| ictsd.iisd.org | 23 |
| nbi.iisd.org | 23 |
| ncai.iisd.org | 21 |
| enb-test.iisd.org | 19 |
| www.iisd.org | 18 |
| enb.iisd.org | 17 |
| community.iisd.org | 12 |
| iisd.org | 11 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped Image Placeholders May 2026
- dropped Image Prioritizer May 2026
- dropped Modern Image Formats May 2026
- dropped Optimization Detective May 2026
- dropped Performance Lab May 2026
- dropped Google AdSense Apr 2026
- dropped MonsterInsights Mar 2026
- dropped Yoast SEO Mar 2026
- detected Google AdSense Jan 2026
- detected Priority Hints Dec 2025
- detected Twitter Emoji (Twemoji) Dec 2025