104.21.21.254
Classification: Whitelisted
104.21.21.254 is a whitelisted (trusted) IP address listed by Maltiverse. 2 sightings from Maltiverse, last seen 2026-09-19.
Current activity
- Content Delivery Network — Belongs to a CDN with many allocated resources.
- Hosting provider — Shared hosting infrastructure.
Blacklist sightings
| Description | Source | First seen | Last seen | Labels | MITRE ATT&CK |
|---|---|---|---|---|---|
| Matched whitelist source: Cloudflare | Maltiverse | 2026-07-18 22:02:02 | 2026-09-19 03:14:39 | benign | |
| Anonymisation Services | Maltiverse | 2021-01-16 03:49:00 | 2021-12-27 07:52:00 | ||
| Botnet Command and Control Server | Maltiverse | 2021-08-18 18:37:00 | 2021-08-18 18:37:00 |
Whois information
- AS name
- AS13335 Cloudflare, Inc.
- AS registry
- arin
- AS date
- 2014-03-28 00:00:00
- AS CIDR
- 104.21.16.0/20
- CIDR
- 104.16.0.0/12
- Registrant
- Cloudflare, Inc.
- Address
- 101 Townsend Street
- City
- San Francisco
- State
- CA
- Postal code
- 94119
- Country
- US — United States 🇺🇸
- Contact email
- [email protected], [email protected], [email protected]
- First indexed
- 2022-06-01 18:38:00
- Last updated
- 2026-09-19 03:14:39