What powers iupac.org?
Last seen Jun 2026 · 44 technologies across 21 categories
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Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| table of elements | #5 | 780 |
| how many element on periodic table | #6 | 750 |
| polymer definition | #4 | 730 |
| iupac organic nomenclature | #1 | 730 |
| periodic table column names | #3 | 640 |
| periodic groups | #10 | 560 |
| periodic table how many | #7 | 520 |
| chemistry element table | #5 | 520 |
| ptable | #12 | 450 |
| table of elements groups | #11 | 450 |
| elements | #14 | 410 |
| table of elements with atomic mass | #6 | 380 |
| union ci | #45 | 350 |
| chemistry | #33 | 320 |
| new periodic table | #1 | 300 |
| valence def | #8 | 290 |
| periodic table and charges | #13 | 290 |
| chemistry table | #5 | 290 |
| element table with names | #7 | 280 |
| organic nomenclature rules | #3 | 230 |
| complete periodic table of elements | #6 | 220 |
| periodic table with molar mass | #8 | 200 |
| chemical table | #5 | 190 |
| element chart | #7 | 190 |
| iupac table of elements | #1 | 180 |
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.
Audience
- 56% phone
- 40% desktop
- 4% tablet
Philippines
Peru
Nigeria
United States
India
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
7.56 / 10 · ranked #16,253 of all domains
1,658 referring domains · OpenPageRank
Search traffic
25,700 est. monthly organic visits (US)
9,980 keywords in Google's top 30
Core Web Vitals
| LCP | 2.2 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 1000 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English (United States)
- CDN: Cloudflare
- Weight: 5.5 MB · 106 requests
- WordPress theme: iupac · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| iupac.org | 30 |
| www.iupac.org | 15 |
| goldbook.iupac.org | 13 |
| agrochemicals.iupac.org | 9 |
| old.goldbook.iupac.org | 8 |
| www.old.goldbook.iupac.org | 8 |
| old.iupac.org | 5 |
| pac.iupac.org | 5 |
| media.iupac.org | 4 |
Full technology history →
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Recent changes
- detected DataTables Jun 2026
- dropped OpenResty Jun 2026
- detected OpenResty Mar 2026
- dropped Amazon ALB Dec 2025
- dropped Amazon Web Services Dec 2025
- detected Cloudflare Browser Insights Nov 2025
- dropped core-js Aug 2025