What powers periodictable.one?

Last seen Sep 2026 · 15 technologies across 14 categories

Advertising

Google AdSense
since Jul 2022

Analytics

Google Analytics
since Jun 2021

Caching

Varnish
since Jun 2021

CDN

jsDelivr
since Feb 2023

Cookie compliance

Funding Choices
since Jun 2026

Font scripts

Google Font API
since Jun 2021

Hosting

One.com
since Aug 2022

Miscellaneous

Open Graph
since Sep 2022
PWA
since Jun 2026

Performance

Priority Hints
since Sep 2026

Programming languages

PHP v8.5.10
since Jun 2021

Security

reCAPTCHA
since Sep 2023

Tag managers

Google Tag Manager
since Jul 2021

UI frameworks

Bootstrap v5.3.8
since Jun 2021

Web servers

Apache HTTP Server
since Jun 2021

AI Crawlers

Restricts 8 of 33 AI crawlers we track by name in its robots.txt. Checked Sep 2026.

Training crawlers

  • Applebot-Extended Restricted
  • CCBot Restricted
  • ClaudeBot Restricted
  • Google-Extended Restricted
  • GPTBot Restricted

Search and AI assistants

  • OAI-SearchBot Restricted
  • PerplexityBot Restricted

User-request fetchers

  • ChatGPT-User Restricted

The other 25 AI crawlers we track are not mentioned and only inherit the catch-all rules that apply to every crawler.

See who blocks each AI crawler across the web

AI Crawlers

8 of 33 AI crawlers restricted

Standards: llms.txt

Full breakdown

Audience

  • 58% desktop
  • 42% phone
  • United States
  • India
  • Sweden
  • Denmark
  • Mexico
  • Argentina

Where the site's Chrome visitors come from, largest estimated audience first.

Open Page Rank

2.96 / 10 · ranked #1,654,040 of all domains

17 referring domains · OpenPageRank

Core Web Vitals

LCP1.5 s
INP50 ms
CLS0
TTFB800 ms

Real user p75, Chrome UX Report, Aug 2026.

Page

  • Language: English
  • Weight: 0.6 MB · 42 requests
  • Structured data: JSON-LD, OpenGraph, Twitter Cards

Homepage as crawled by the HTTP Archive, Sep 2026.

Organisation

  • Injosoft AB

From the homepage's own structured data (Sep 2026).

Infrastructure

  • Hosted on one.com (46.30.213.85, IPv6)
  • DNS: one.com
  • Email: one.com
  • Email security: no SPF record, no DMARC record, DNSSEC signed
  • SSL: Let's Encrypt, ECDSA P256, wildcard, expires Nov 2026
  • Common Crawl link graph: rank 1,337,932, 2 hosts
  • Verified with: Google

DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted

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