knock.app
Knock | Customer engagement infrastructure
Knock is customer engagement infrastructure for your product, marketing, and transactional messaging. Activate your data, ship cross-channel messaging, and accelerate growth.
| Status | 200 OK — live & indexed by cl0q |
|---|---|
| First seen | 2026-05-15 |
| Last crawled | 2026-06-15 |
| IPv4 | 104.18.8.234 |
| IPv6 | 2606:4700::6812:9ea |
| Network | AS13335 Cloudflare, Inc. · United States |
| CNAME | knock.app |
| Mail (MX) | aspmx.l.google.com.,alt2.aspmx.l.google.com.,alt1.aspmx.l.google.com.,alt4.aspmx.l.google.com.,alt3.aspmx.l.google.com. |
| Language | en |
| Server | cloudflare |