What powers 
portarthurtx.gov?
Last seen Aug 2026 · 21 technologies across 13 categories
Accessibility
Analytics
Font scripts
JavaScript frameworks
JavaScript libraries
Operating systems
PaaS
Rich text editors
Tag managers
UI frameworks
Web frameworks
Web servers
Webmail
AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
- Sep 2026 robots.txt appeared
- Sep 2026 * added to robots.txt
- Sep 2026 * removed from robots.txt
- Sep 2026 robots.txt removed
AI Crawlers
No AI crawlers blocked
Audience
- 65% phone
- 35% desktop
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.37 / 10 · ranked #422,763 of all domains
66 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.6 s |
| INP | 100 ms |
| CLS | 0.2 |
| TTFB | 800 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English
- Weight: 4.7 MB · 82 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Port Arthur
- Country: United States
From Wikidata (CC0).
Infrastructure
- Hosted on IPP-AS (207.38.72.49)
- DNS: dyn.com
- Email: Microsoft 365
- Email security: no SPF record, no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 1,079,668, 3 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| portarthurtx.gov | 21 |
| www.portarthurtx.gov | 21 |
| cityhall.portarthurtx.gov | 4 |
Full technology history →
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Recent changes
- detected Azure Dec 2025
- detected Azure Monitor Dec 2025
- detected AudioEye Nov 2025
- detected Bootstrap Nov 2025
- detected core-js Nov 2025