120.157.153.139

Classification: Suspicious

120.157.153.139 is a suspicious IP address. Reported by 2 threat sources, last seen 2026-08-07. Network: AS1221 Telstra Limited.

Blacklist sightings

Description Source First seen Last seen Labels MITRE ATT&CK
Mail Spammer Blocklist.de 2026-08-03 12:00:31 2026-08-07 12:00:29 attacker malicious-activity
IMAP Attacker Blocklist.de 2026-08-03 11:00:23 2026-08-07 11:00:21 attacker malicious-activity
Bruteforce AbuseIPDB 2026-08-01 17:43:46 2026-08-03 10:46:04 attacker malicious-activity
Port Scanner AbuseIPDB 2026-08-03 07:30:02 2026-08-03 07:30:02 anomalous-activity attacker malicious-activity reconnaissance
HTTP Attacker AbuseIPDB 2026-08-02 09:45:42 2026-08-02 09:45:42 attacker malicious-activity
Mail Spammer AbuseIPDB 2026-08-01 21:05:51 2026-08-02 07:23:17 attacker malicious-activity
Hacking AbuseIPDB 2026-08-02 03:09:56 2026-08-02 04:51:38 attacker malicious-activity
Malicious Host AbuseIPDB 2026-08-02 03:57:28 2026-08-02 03:57:28 attacker compromised malicious-activity

Tags

attacker imap pop3 sasl bot mail spam

Whois information

AS name
AS1221 Telstra Limited
Registrant
Telstra Limited
City
Melbourne
Postal code
3000
Country
AU — Australia 🇦🇺
First indexed
2026-08-03 11:00:23
Last updated
2026-08-07 12:00:29