What powers chemguide.co.uk?
Last seen Aug 2026 · 1 technologies across 1 categories
Web servers
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Sep 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| ester | #5 | 3,500 |
| carboxylic acid acidity | #4 | 3,300 |
| oxidation state rules | #2 | 880 |
| standard enthalpy change of formation | #3 | 790 |
| enthalpy change of formation | #3 | 790 |
| ideal gas equation | #10 | 680 |
| geometric isomers | #4 | 650 |
| acyl chloride | #3 | 530 |
| lattice enthalpy trends | #2 | 470 |
| d orbital shape | #7 | 460 |
| acidic amino acids | #26 | 420 |
| how to find rate order | #2 | 390 |
| esterification | #4 | 360 |
| universal gas equation | #15 | 310 |
| kw value | #1 | 300 |
| ph curves | #1 | 300 |
| terylene | #4 | 290 |
| standard enthalpy of formation | #6 | 270 |
| ionisation enthalpy | #5 | 250 |
| titration curve strong acid weak base | #3 | 230 |
| weak acid strong base titration curve | #3 | 230 |
| kw equation | #1 | 220 |
| cn compound | #20 | 220 |
| amides | #15 | 210 |
| london forces | #11 | 200 |
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
No robots.txt, all AI crawlers allowed
Audience
- 53% desktop
- 42% phone
- 6% tablet
United Kingdom
Australia
India
Pakistan
Malaysia
Indonesia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
5.51 / 10 · ranked #157,955 of all domains
350 referring domains · OpenPageRank
Search traffic
47,400 est. monthly organic visits (US)
26,318 keywords in Google's top 30
Core Web Vitals
| LCP | 0.9 s |
| INP | 225 ms |
| CLS | 0 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Weight: 0.0 MB · 2 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on ZEN-AS Zen Internet - UK (82.71.205.12)
- DNS: zen.co.uk
- Email: chemguide.co.uk
- Email security: no SPF record, no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 549,237, 2 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| chemguide.co.uk | 1 |
| www.chemguide.co.uk | 1 |