20.42.56.207
Recent Activity
This IP has received recent abuse reports, which causes the score to increase.
- ISP
- Microsoft Corporation
- Usage Type
- Data Center/Web Hosting/Transit
- ASN
- AS8075
- Domain Name
- microsoft.com
- Country
- 🇺🇸 United States of America
- City
- Dulles Town Center, Virginia
Abuse Reports
Total reports
22 from
12 distinct
reporters
First reported
Most recent report
Recent reports
We have received reports of abusive activity from this IP address within the last week. It is
potentially still actively engaged in abusive activities.
| Reporter | IoA Timestamp (UTC) | Comment | Categories |
|---|---|---|---|
| 🇩🇪 marcelhalls |
SMTP brute-force detected by Fail2Ban in plesk-postfix jail
|
Email Spam Brute-Force | |
| 🇳🇱 EGP Abuse Dept |
Unsolicited connection to port 465
|
Port Scan Hacking | |
| 🇧🇷 dominioz |
20.42.56.207 [0AA8] 20:23:17 Authentication [SMTP] - Result=0, [email protected], Method=0
...
|
Brute-Force | |
| 🇧🇷 tiwanetbr |
Fail2Ban: Unauthorized connection / brute-force attempt detected (protocol: SMTP/Mail, failed attempts: 5).
|
Brute-Force Hacking | |
| 🇧🇷 dominioz |
20.42.56.207 [36CC] 09:18:13 Authentication [SMTP] - Result=0, [email protected], Method=0
...
|
Brute-Force | |
| Anonymous |
Failed login attempt detected by Fail2Ban in plesk-postfix jail
|
Brute-Force | |
| Anonymous |
(PERMBLOCK) 20.42.56.207 (US/United States/Virginia/Dulles/-/[redacted]) has had more than 6 temp blocks
|
Hacking | |
| 🇧🇷 dominioz |
20.42.56.207 [36CC] 21:17:56 Authentication [SMTP] - Result=0, [email protected], Method=0
...
|
Brute-Force | |
| 🇨🇿 Countryman |
2026-11-08T01:11:36.439589 orbis.img.cas.cz postfix/smtps/smtpd[1186085]: warning: unknown[20.42.56.207]: SASL LOGIN authentication failed: (reason unavailable), sasl_username=jpeknic
...
|
Brute-Force | |
| 🇧🇷 dominioz |
20.42.56.207 [36CC] 18:34:46 Authentication [SMTP] - Result=0, [email protected], Method=0
...
|
Brute-Force | |
| 🇨🇿 Countryman |
|
Brute-Force | |
| 🇧🇷 dominioz |
20.42.56.207 [36CC] 17:09:59 Authentication [SMTP] - Result=0, [email protected], Method=0
...
|
Brute-Force | |
| 🇧🇷 dominioz |
|
Brute-Force | |
| 🇨🇿 Countryman |
|
Brute-Force | |
| Anonymous |
(smtpauth) Failed SMTP AUTH login from 20.42.56.207 (US/United States/Virginia/Dulles/-/[redacted])
|
Brute-Force |
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