What powers 
franz.com?
Last seen Oct 2026 · 9 technologies across 7 categories
Analytics
CDN
JavaScript libraries
Miscellaneous
Retargeting
Tag managers
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 Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| allegro | #37 | 130 |
| expt | #23 | 120 |
| franz careers | #7 | 25 |
| allegro cl | #1 | 17 |
| iso 8601 date time format | #46 | 17 |
| allegro common lisp | #1 | 15 |
| iso date format | #55 | 13 |
| iso 8601 format | #67 | 13 |
| float long | #4 | 9 |
| franz inc | #1 | 8 |
| naughty dog logo | #11 | 5 |
| pixmap vs bitmap | #7 | 4 |
| openssl for mac download | #4 | 3 |
| part of a dictionary entry | #19 | 3 |
| download openssl for mac | #5 | 2 |
| openssl download mac | #5 | 2 |
| allegro lisp | #6 | 2 |
| utility scheduler scheduler fargo | #6 | 2 |
| car in scheme | #8 | 2 |
| sinh cosh tanh | #16 | 2 |
| franz jobs | #19 | 2 |
| meta key | #30 | 2 |
| iso date | #49 | 2 |
| iso time format | #54 | 2 |
| franz company | #6 | 1 |
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
- 83% desktop
- 17% phone
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
6.06 / 10 · ranked #105,531 of all domains
320 referring domains · OpenPageRank
Search traffic
420 est. monthly organic visits (US)
265 keywords in Google's top 30
Core Web Vitals
| LCP | 1.3 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- CDN: Cloudflare
- Weight: 1.0 MB · 33 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- Franz Inc.
- Founded: 1984
- Profiles: X
From the homepage's own structured data (Oct 2026) and Wikidata (CC0).
Infrastructure
- Registered May 1989 (37 years) via NameCheap, Inc., renews May 2029
- Hosted on Cloudflare (104.26.2.150, IPv6)
- DNS: Cloudflare DNS
- Email: Google Workspace
- Email security: SPF (hard fail), DMARC reject, DNSSEC signed
- SSL: Google Trust Services, ECDSA P256, wildcard, expires Dec 2026
- Common Crawl link graph: rank 25,208, 13 hosts
- Verified with: Google, Microsoft 365
DNS records as swept Oct 2026, certificate as seen Oct 2026, registration from the registry's RDAP service. How the web is hosted
Full technology history →
Report an incorrect detection
Recent changes
- detected Cloudflare Browser Insights Apr 2026
- detected HTTP/3 Apr 2026