37.9.134.133

Classification: Suspicious

37.9.134.133 is a suspicious IP address. Reported by 13 threat sources, last seen 2026-07-08. Network: AS198295 JSC Er-telecom Holding.

Blacklist sightings

Description Source First seen Last seen Labels MITRE ATT&CK
Mail Spammer Barracuda 2025-02-17 00:29:49 2026-07-08 09:16:17 attacker malicious-activity
Proxy FireHOL 2022-12-31 16:57:23 2025-05-12 01:36:53 anonymization
Anonymizer FireHol 2022-01-18 12:48:33 2022-12-29 16:50:28 anonymization
Anonymizer Maltiverse Research Team 2020-11-21 15:03:07 2021-12-21 05:54:07 anonymization anonymizer
HTTP Spammer StopForumSpam.com 2018-10-22 09:25:34 2020-11-30 08:24:13 malicious-activity
Mail Spammer Blocklist.de 2019-04-18 07:12:34 2020-08-28 09:40:11
IMAP Attacker Blocklist.de 2019-12-20 00:42:23 2020-07-03 08:47:20
Malicious Host HoneyDB 2019-07-23 00:00:00 2020-06-10 00:00:00
Bruteforce login attacker Blocklist.de 2020-03-11 00:42:11 2020-05-12 07:45:53
HTTP Attacker Blocklist.de 2020-03-11 00:38:17 2020-05-12 07:41:40
HTTP Spammer Cleantalk.org 2019-04-19 07:37:50 2019-09-07 01:07:40
Malicious host Darklist 2019-09-02 01:18:30 2019-09-02 01:18:30
HTTP Spammer GPF DNS Blocklist 2019-03-29 08:13:12 2019-03-29 08:13:12
HTTP Spammer Sblam 2019-03-18 08:57:40 2019-03-18 08:57:40
HTTP Attacker BadIPs 2019-01-14 06:52:23 2019-01-14 06:52:23
Anonymizer Maltiverse 2018-09-27 08:06:57 2018-09-27 08:06:57

Tags

anonymization anonymizer bot abuse apache attacker noscript mail spam imap pop3 sasl ddos rfi login bruteforce joomla wordpress

Whois information

AS name
AS198295 JSC Er-telecom Holding
AS registry
ripencc
AS date
2011-12-14 00:00:00
AS CIDR
37.9.128.0/21
CIDR
37.9.134.0/23
Registrant
JSC Er-telecom Holding
Address
Kantemirovskaya, 12, 194100, St. Peterburg, Russia
City
Moscow
Postal code
103073
Country
RU — Russian Federation 🇷🇺
First indexed
2018-09-27 08:06:57
Last updated
2026-07-08 09:16:19