104.28.155.194

Classification: Whitelisted

104.28.155.194 is a whitelisted (trusted) IP address. Reported by 5 threat sources, last seen 2026-09-09. Network: AS13335 Cloudflare, Inc..

Current activity

  • Known attacker — Seen launching attacks over the Internet.
  • Content Delivery Network — Belongs to a CDN with many allocated resources.

Blacklist sightings

Description Source First seen Last seen Labels MITRE ATT&CK
HTTP Spammer StopForumSpam.com 2026-08-05 09:04:28 2026-09-09 07:23:14 attacker malicious-activity
Matched whitelist source: Cloudflare_registrant Maltiverse 2026-08-13 16:22:19 2026-08-13 16:22:19 benign
Suspicious Host AbuseIPDB 2024-11-14 19:56:52 2026-05-23 19:55:20 anomalous-activity
Mail Spammer Blocklist.de 2026-05-20 08:00:44 2026-05-21 08:00:45 malicious-activity
IMAP Attacker Blocklist.de 2026-05-20 07:00:21 2026-05-21 07:00:20 malicious-activity
Malicious Host HoneyDB 2026-04-15 00:00:00 2026-04-15 00:00:00 malicious-activity

Tags

attacker imap pop3 sasl bot mail spam abuse

Whois information

AS name
AS13335 Cloudflare, Inc.
AS registry
arin
AS date
2014-03-28 00:00:00
AS CIDR
104.28.155.0/24
CIDR
104.16.0.0/12
Registrant
Cloudflare, Inc.
Address
101 Townsend Street
City
Dreieich
State
CA
Postal code
63303
Country
DE — Germany 🇩🇪
Contact email
[email protected], [email protected], [email protected]
First indexed
2024-11-15 07:04:35
Last updated
2026-09-09 07:23:14

Malicious IPs in the same CIDR

104.28.155.81 104.28.155.243 104.28.155.217 104.28.155.216 104.28.155.219