104.28.162.138

Classification: Malicious

104.28.162.138 is a malicious IP address. Reported by 3 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 2026-07-02 09:04:08 2026-09-09 07:23:16 malicious-activity
Mail Spammer Blocklist.de 2026-06-16 12:00:30 2026-08-12 12:00:21 attacker malicious-activity
IMAP Attacker Blocklist.de 2026-07-06 11:00:23 2026-07-07 11:00:20 attacker malicious-activity
Suspicious Host AbuseIPDB 2024-11-27 19:55:08 2026-06-02 01:23:22 anomalous-activity

Tags

mail spam bot abuse attacker imap pop3 sasl

Whois information

AS name
AS13335 Cloudflare, Inc.
AS registry
arin
AS date
2014-03-28 00:00:00
AS CIDR
104.28.162.0/24
CIDR
104.16.0.0/12
Registrant
Cloudflare, Inc.
Address
101 Townsend Street
City
San Francisco
State
CA
Postal code
94107
Country
FR — France 🇫🇷
Contact email
[email protected], [email protected], [email protected]
First indexed
2024-11-28 07:42:03
Last updated
2026-09-09 07:23:16

Malicious IPs in the same CIDR

104.28.162.138