What powers 
porthosco2.nl?
Last seen Oct 2026 · 21 technologies across 13 categories
Caching
CDN
CMS
Databases
Font scripts
JavaScript libraries
Miscellaneous
Programming languages
UI frameworks
Web servers
Webmail
Widgets
WordPress plugins
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Nov 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| porthos | #14 | 20 |
| porthos | #90 | 8 |
| porthos | #66 | 8 |
| pipeline north sea | #35 | 0 |
| is launched | #40 | 0 |
| eu subsidy | #85 | 0 |
| existing co2 pipeline map | #80 | 0 |
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 AI crawlers blocked
Audience
- 72% desktop
- 28% phone
Netherlands
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
5.57 / 10 · ranked #150,549 of all domains
123 referring domains · OpenPageRank
Search traffic
36 est. monthly organic visits (US)
7 keywords in Google's top 30
Core Web Vitals
| LCP | 1.3 s |
| INP | 25 ms |
| CLS | 0.05 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Dutch (Netherlands)
- Weight: 32.9 MB · 39 requests
- WordPress theme: porthos-new · all themes
- Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- Porthos
- Sector: carbon capture and storage
- Country: Netherlands
From Wikidata (CC0).
Infrastructure
- Registered Nov 2019 (6 years) via iWink B.V.
- Hosted on TrueServer-AS TrueFullstaq B.V. (87.233.198.15, IPv6)
- DNS: Cloudflare DNS
- Email: Microsoft 365
- Email security: SPF (hard fail), DMARC reject, DNSSEC signed
- SSL: Let's Encrypt, RSA 4096, expires Dec 2026
- Common Crawl link graph: rank 784,871, 2 hosts
- Verified with: Google, Microsoft 365
DNS records as swept Nov 2026, certificate as seen Nov 2026, registration from the registry's RDAP service. How the web is hosted
Full technology history →
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Recent changes
- detected Twitter Emoji (Twemoji) Feb 2026
- dropped RSS Dec 2025