City: Singapore
Region: unknown
Country: Singapore
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: 52.145.0.0 - 52.191.255.255
CIDR: 52.146.0.0/15, 52.152.0.0/13, 52.160.0.0/11, 52.145.0.0/16, 52.148.0.0/14
NetName: MSFT
NetHandle: NET-52-145-0-0-1
Parent: NET52 (NET-52-0-0-0-0)
NetType: Direct Allocation
OriginAS:
Organization: Microsoft Corporation (MSFT)
RegDate: 2015-11-24
Updated: 2021-12-14
Ref: https://rdap.arin.net/registry/ip/52.145.0.0
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
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
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: 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
OrgRoutingHandle: CHATU3-ARIN
OrgRoutingName: Chaturmohta, Somesh
OrgRoutingPhone: +1-425-882-8080
OrgRoutingEmail: someshch@microsoft.com
OrgRoutingRef: https://rdap.arin.net/registry/entity/CHATU3-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 <<>> 52.187.54.3
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 47408
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0
;; QUESTION SECTION:
;52.187.54.3. IN A
;; AUTHORITY SECTION:
. 30 IN SOA a.root-servers.net. nstld.verisign-grs.com. 2026092700 1800 900 604800 86400
;; Query time: 7 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Sun Sep 27 16:00:46 CST 2026
;; MSG SIZE rcvd: 104Host 3.54.187.52.in-addr.arpa. not found: 3(NXDOMAIN)Server: 183.60.83.19
Address: 183.60.83.19#53
** server can't find 3.54.187.52.in-addr.arpa: NXDOMAIN| IP | Type | Details | Datetime |
|---|---|---|---|
| 222.186.175.163 | attack | SSH bruteforce |
2019-12-03 16:04:34 |
| 187.102.53.62 | attackbots | Automatic report - Port Scan Attack |
2019-12-03 16:05:41 |
| 116.238.103.138 | attackspambots | Port scan detected on ports: 2376[TCP], 2375[TCP], 2377[TCP] |
2019-12-03 15:41:39 |
| 222.186.175.183 | attackspambots | Dec 3 07:50:58 marvibiene sshd[17261]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.175.183 user=root Dec 3 07:51:00 marvibiene sshd[17261]: Failed password for root from 222.186.175.183 port 63534 ssh2 Dec 3 07:51:04 marvibiene sshd[17261]: Failed password for root from 222.186.175.183 port 63534 ssh2 Dec 3 07:50:58 marvibiene sshd[17261]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.175.183 user=root Dec 3 07:51:00 marvibiene sshd[17261]: Failed password for root from 222.186.175.183 port 63534 ssh2 Dec 3 07:51:04 marvibiene sshd[17261]: Failed password for root from 222.186.175.183 port 63534 ssh2 ... |
2019-12-03 15:53:19 |
| 217.61.121.48 | attackbotsspam | Dec 3 08:30:31 vps691689 sshd[27305]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=217.61.121.48 Dec 3 08:30:33 vps691689 sshd[27305]: Failed password for invalid user anisah from 217.61.121.48 port 56154 ssh2 ... |
2019-12-03 15:40:19 |
| 111.164.189.99 | attackspambots | Dec 2 20:29:04 php1 sshd\[9779\]: Invalid user pi from 111.164.189.99 Dec 2 20:29:04 php1 sshd\[9780\]: Invalid user pi from 111.164.189.99 Dec 2 20:29:04 php1 sshd\[9779\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=111.164.189.99 Dec 2 20:29:05 php1 sshd\[9780\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=111.164.189.99 Dec 2 20:29:06 php1 sshd\[9779\]: Failed password for invalid user pi from 111.164.189.99 port 38032 ssh2 |
2019-12-03 15:47:52 |
| 197.248.16.118 | attack | Dec 2 21:47:54 wbs sshd\[17693\]: Invalid user !@\#\$%\^\&\* from 197.248.16.118 Dec 2 21:47:54 wbs sshd\[17693\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=197.248.16.118 Dec 2 21:47:56 wbs sshd\[17693\]: Failed password for invalid user !@\#\$%\^\&\* from 197.248.16.118 port 46680 ssh2 Dec 2 21:57:16 wbs sshd\[18608\]: Invalid user co1234kr from 197.248.16.118 Dec 2 21:57:16 wbs sshd\[18608\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=197.248.16.118 |
2019-12-03 16:01:30 |
| 62.28.34.125 | attackbots | Dec 3 08:33:18 sso sshd[8392]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=62.28.34.125 Dec 3 08:33:21 sso sshd[8392]: Failed password for invalid user butch from 62.28.34.125 port 52355 ssh2 ... |
2019-12-03 15:47:10 |
| 82.64.185.26 | attack | Port 22 Scan, PTR: None |
2019-12-03 16:02:58 |
| 109.123.117.253 | attackbotsspam | 12/03/2019-01:28:55.945718 109.123.117.253 Protocol: 17 GPL DNS named version attempt |
2019-12-03 16:00:40 |
| 159.89.32.177 | attack | Port 22 Scan, PTR: None |
2019-12-03 15:40:52 |
| 187.111.214.22 | attackspambots | firewall-block, port(s): 26/tcp |
2019-12-03 15:50:35 |
| 139.59.87.250 | attack | Dec 3 06:48:31 wh01 sshd[22118]: Invalid user jacques from 139.59.87.250 port 47504 Dec 3 06:48:31 wh01 sshd[22118]: Failed password for invalid user jacques from 139.59.87.250 port 47504 ssh2 Dec 3 06:48:31 wh01 sshd[22118]: Received disconnect from 139.59.87.250 port 47504:11: Bye Bye [preauth] Dec 3 06:48:31 wh01 sshd[22118]: Disconnected from 139.59.87.250 port 47504 [preauth] Dec 3 06:55:13 wh01 sshd[22698]: Failed password for invalid user mysql from 139.59.87.250 port 36876 ssh2 Dec 3 06:55:13 wh01 sshd[22698]: Received disconnect from 139.59.87.250 port 36876:11: Bye Bye [preauth] Dec 3 06:55:13 wh01 sshd[22698]: Disconnected from 139.59.87.250 port 36876 [preauth] Dec 3 07:16:16 wh01 sshd[24471]: Failed password for sync from 139.59.87.250 port 44040 ssh2 Dec 3 07:16:16 wh01 sshd[24471]: Received disconnect from 139.59.87.250 port 44040:11: Bye Bye [preauth] Dec 3 07:16:16 wh01 sshd[24471]: Disconnected from 139.59.87.250 port 44040 [preauth] Dec 3 07:22:32 wh01 ssh |
2019-12-03 15:52:35 |
| 51.79.68.99 | attackspambots | Port 22 Scan, PTR: None |
2019-12-03 15:57:02 |
| 182.61.59.143 | attackspambots | Dec 2 21:28:54 hanapaa sshd\[13256\]: Invalid user boisson from 182.61.59.143 Dec 2 21:28:54 hanapaa sshd\[13256\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=182.61.59.143 Dec 2 21:28:56 hanapaa sshd\[13256\]: Failed password for invalid user boisson from 182.61.59.143 port 40639 ssh2 Dec 2 21:37:09 hanapaa sshd\[14025\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=182.61.59.143 user=root Dec 2 21:37:11 hanapaa sshd\[14025\]: Failed password for root from 182.61.59.143 port 46070 ssh2 |
2019-12-03 15:58:17 |