City: Zürich
Region: Zurich
Country: Switzerland
Internet Service Provider: unknown
Hostname: unknown
Organization: unknown
Usage Type: unknown
#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#
NetRange: 20.192.0.0 - 20.255.255.255
CIDR: 20.192.0.0/10
NetName: MSFT
NetHandle: NET-20-192-0-0-1
Parent: NET20 (NET-20-0-0-0-0)
NetType: Direct Allocation
OriginAS:
Organization: Microsoft Corporation (MSFT)
RegDate: 2017-10-18
Updated: 2021-12-14
Ref: https://rdap.arin.net/registry/ip/20.192.0.0
OrgName: Microsoft Corporation
OrgId: MSFT
Address: One Microsoft Way
City: Redmond
StateProv: WA
PostalCode: 98052
Country: US
RegDate: 1998-07-10
Updated: 2025-06-10
Comment: To report suspected security issues specific to traffic emanating from Microsoft online services, including the distribution of malicious content or other illicit or illegal material through a Microsoft online service, please submit reports to:
Comment: * https://cert.microsoft.com.
Comment:
Comment: For SPAM and other abuse issues, such as Microsoft Accounts, please contact:
Comment: * abuse@microsoft.com.
Comment:
Comment: To report security vulnerabilities in Microsoft products and services, please contact:
Comment: * secure@microsoft.com.
Comment:
Comment: For legal and law enforcement-related requests, please contact:
Comment: * msndcc@microsoft.com
Comment:
Comment: For routing, peering or DNS issues, please
Comment: contact:
Comment: * IOC@microsoft.com
Ref: https://rdap.arin.net/registry/entity/MSFT
OrgTechHandle: BEDAR6-ARIN
OrgTechName: Bedard, Dawn
OrgTechPhone: +1-425-538-6637
OrgTechEmail: dabedard@microsoft.com
OrgTechRef: https://rdap.arin.net/registry/entity/BEDAR6-ARIN
OrgRoutingHandle: CHATU3-ARIN
OrgRoutingName: Chaturmohta, Somesh
OrgRoutingPhone: +1-425-882-8080
OrgRoutingEmail: someshch@microsoft.com
OrgRoutingRef: https://rdap.arin.net/registry/entity/CHATU3-ARIN
OrgTechHandle: SINGH683-ARIN
OrgTechName: Singh, Prachi
OrgTechPhone: +1-425-707-5601
OrgTechEmail: pracsin@microsoft.com
OrgTechRef: https://rdap.arin.net/registry/entity/SINGH683-ARIN
OrgTechHandle: IPHOS5-ARIN
OrgTechName: IPHostmaster, IPHostmaster
OrgTechPhone: +1-425-538-6637
OrgTechEmail: iphostmaster@microsoft.com
OrgTechRef: https://rdap.arin.net/registry/entity/IPHOS5-ARIN
OrgAbuseHandle: MAC74-ARIN
OrgAbuseName: Microsoft Abuse Contact
OrgAbusePhone: +1-425-882-8080
OrgAbuseEmail: abuse@microsoft.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/MAC74-ARIN
OrgTechHandle: MRPD-ARIN
OrgTechName: Microsoft Routing, Peering, and DNS
OrgTechPhone: +1-425-882-8080
OrgTechEmail: IOC@microsoft.com
OrgTechRef: https://rdap.arin.net/registry/entity/MRPD-ARIN
#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#; <<>> DiG 9.10.3-P4-Ubuntu <<>> 20.250.14.139
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 10238
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0
;; QUESTION SECTION:
;20.250.14.139. IN A
;; AUTHORITY SECTION:
. 30 IN SOA a.root-servers.net. nstld.verisign-grs.com. 2026061900 1800 900 604800 86400
;; Query time: 8 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Jun 19 19:00:03 CST 2026
;; MSG SIZE rcvd: 106Host 139.14.250.20.in-addr.arpa. not found: 3(NXDOMAIN)Server: 183.60.83.19
Address: 183.60.83.19#53
** server can't find 139.14.250.20.in-addr.arpa: NXDOMAIN| IP | Type | Details | Datetime |
|---|---|---|---|
| 51.38.188.101 | attackbotsspam | 2020-05-31T20:25:13.435133homeassistant sshd[8804]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.38.188.101 user=root 2020-05-31T20:25:15.295770homeassistant sshd[8804]: Failed password for root from 51.38.188.101 port 36320 ssh2 ... |
2020-06-01 06:07:24 |
| 185.208.226.177 | attackspam | Fail2Ban - SSH Bruteforce Attempt |
2020-06-01 06:15:12 |
| 195.122.226.164 | attackbotsspam | May 31 17:19:48 mail sshd\[529\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=195.122.226.164 user=root ... |
2020-06-01 06:00:42 |
| 116.196.90.116 | attackspambots | SSH/22 MH Probe, BF, Hack - |
2020-06-01 06:22:53 |
| 87.246.7.74 | attackspambots | May 31 23:43:40 srv01 postfix/smtpd\[7490\]: warning: unknown\[87.246.7.74\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6 May 31 23:43:50 srv01 postfix/smtpd\[14047\]: warning: unknown\[87.246.7.74\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6 May 31 23:43:51 srv01 postfix/smtpd\[19394\]: warning: unknown\[87.246.7.74\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6 May 31 23:43:52 srv01 postfix/smtpd\[19395\]: warning: unknown\[87.246.7.74\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6 May 31 23:44:24 srv01 postfix/smtpd\[14047\]: warning: unknown\[87.246.7.74\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6 ... |
2020-06-01 05:51:24 |
| 195.231.81.43 | attackspambots | Lines containing failures of 195.231.81.43 May 31 01:22:22 mailserver sshd[10434]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=195.231.81.43 user=r.r May 31 01:22:25 mailserver sshd[10434]: Failed password for r.r from 195.231.81.43 port 36556 ssh2 May 31 01:22:25 mailserver sshd[10434]: Received disconnect from 195.231.81.43 port 36556:11: Bye Bye [preauth] May 31 01:22:25 mailserver sshd[10434]: Disconnected from authenticating user r.r 195.231.81.43 port 36556 [preauth] May 31 01:35:11 mailserver sshd[11980]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=195.231.81.43 user=r.r May 31 01:35:14 mailserver sshd[11980]: Failed password for r.r from 195.231.81.43 port 41982 ssh2 May 31 01:35:14 mailserver sshd[11980]: Received disconnect from 195.231.81.43 port 41982:11: Bye Bye [preauth] May 31 01:35:14 mailserver sshd[11980]: Disconnected from authenticating user r.r 195.231.81.43 por........ ------------------------------ |
2020-06-01 06:18:11 |
| 114.33.13.162 | attackbotsspam | " " |
2020-06-01 05:51:03 |
| 218.92.0.165 | attackspambots | May 31 23:55:00 abendstille sshd\[25191\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.92.0.165 user=root May 31 23:55:01 abendstille sshd\[25191\]: Failed password for root from 218.92.0.165 port 5836 ssh2 May 31 23:55:02 abendstille sshd\[25283\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.92.0.165 user=root May 31 23:55:04 abendstille sshd\[25283\]: Failed password for root from 218.92.0.165 port 28665 ssh2 May 31 23:55:04 abendstille sshd\[25191\]: Failed password for root from 218.92.0.165 port 5836 ssh2 ... |
2020-06-01 06:00:10 |
| 142.93.239.197 | attack | [ssh] SSH attack |
2020-06-01 05:57:11 |
| 106.13.56.249 | attack | May 31 23:50:28 abendstille sshd\[20201\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.56.249 user=root May 31 23:50:30 abendstille sshd\[20201\]: Failed password for root from 106.13.56.249 port 58176 ssh2 May 31 23:54:07 abendstille sshd\[24255\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.56.249 user=root May 31 23:54:09 abendstille sshd\[24255\]: Failed password for root from 106.13.56.249 port 56448 ssh2 May 31 23:57:48 abendstille sshd\[28007\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.56.249 user=root ... |
2020-06-01 06:14:08 |
| 124.205.139.75 | attack | (pop3d) Failed POP3 login from 124.205.139.75 (CN/China/-): 10 in the last 3600 secs |
2020-06-01 06:22:41 |
| 164.138.23.149 | attackbotsspam | May 31 23:42:41 abendstille sshd\[12409\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=164.138.23.149 user=root May 31 23:42:43 abendstille sshd\[12409\]: Failed password for root from 164.138.23.149 port 51538 ssh2 May 31 23:45:30 abendstille sshd\[15281\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=164.138.23.149 user=root May 31 23:45:32 abendstille sshd\[15281\]: Failed password for root from 164.138.23.149 port 44071 ssh2 May 31 23:48:14 abendstille sshd\[18098\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=164.138.23.149 user=root ... |
2020-06-01 05:56:27 |
| 106.13.93.199 | attackbots | sshd jail - ssh hack attempt |
2020-06-01 06:11:56 |
| 161.132.209.250 | attackbotsspam | 20/5/31@16:47:56: FAIL: Alarm-Network address from=161.132.209.250 20/5/31@16:47:57: FAIL: Alarm-Network address from=161.132.209.250 ... |
2020-06-01 06:20:44 |
| 175.101.4.11 | attackspambots | May 31 21:41:00 jumpserver sshd[23111]: Failed password for root from 175.101.4.11 port 55634 ssh2 May 31 21:43:33 jumpserver sshd[23182]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=175.101.4.11 user=root May 31 21:43:35 jumpserver sshd[23182]: Failed password for root from 175.101.4.11 port 41300 ssh2 ... |
2020-06-01 05:58:38 |