2026-08-01 crawl · observed, not inferred
Technology used by c21.ca
For over 45 years, we've set the gold standard in real estate. Our website is a one-stop resource for your online real estate research.
39
technologies detected
Recent changes
Full detected stack
Everything detected on this domain in the latest monthly crawl, grouped by what it does. ↩ marks when we first observed it — no later than that date, not necessarily when they adopted it. Faded dates were seen in fewer than four crawls.
JavaScript libraries
UI frameworks
Performance
Miscellaneous
Databases
Programming languages
Operating systems
Caching
JavaScript frameworks
Web servers
Tag managers
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