rulebase.co
Rulebase | AI agent monitoring for customer-facing agents
- Body text
- Inter
- Headings
- ABC Diatype
Last checked Sep 23, 2026. Run this site and want it removed? Request an opt-out.
All text on the page
- Inter83%
- ABC Diatype14%
- STK Bureau Serif2.8%
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- Served by
- Self-hosted
- Font files
- 300 KB
- Preloaded fonts
- 3
- Families declared
- 9 (5 never used)
- Platform
- Next.js
- Font hosts
- rulebase.co
History
Each row is a stretch of time where the fonts stayed the same. Rows marked Web archive are estimates from saved copies of the page and less reliable than our own crawl.
- Sep 23, 2026Our crawlInterheadings ABC Diatype
Every font face the page declares (9)
| Family as declared | Weights | Variable | Used |
|---|---|---|---|
| Inter | 400, 500, 600 | No | Yes |
| Inter Fallback | 400 | No | Yes |
| Hedvig Letters Sans | 400 | No | No |
| Hedvig Letters Sans Fallback | 400 | No | No |
| Geist Mono | 400 | No | No |
| Geist Mono Fallback | 400 | No | No |
| ABC Diatype | 400, 500, 700 | No | Yes |
| ABC Arizona Flare | 300 | No | No |
| STK Bureau Serif | 300 600 | Yes | Yes |