City: Cheyenne
Region: Wyoming
Country: United States
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: 52.160.0.0/11, 52.152.0.0/13, 52.148.0.0/14, 52.145.0.0/16, 52.146.0.0/15
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
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 <<>> 52.161.83.192
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 49305
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0
;; QUESTION SECTION:
;52.161.83.192. IN A
;; AUTHORITY SECTION:
. 30 IN SOA a.root-servers.net. nstld.verisign-grs.com. 2026070300 1800 900 604800 86400
;; Query time: 6 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Sat Jul 04 01:30:02 CST 2026
;; MSG SIZE rcvd: 106Host 192.83.161.52.in-addr.arpa. not found: 3(NXDOMAIN)Server: 183.60.83.19
Address: 183.60.83.19#53
** server can't find 192.83.161.52.in-addr.arpa: NXDOMAIN| IP | Type | Details | Datetime |
|---|---|---|---|
| 159.65.245.203 | attackspam | SSH bruteforce |
2019-07-30 03:20:54 |
| 170.130.187.26 | attack | Honeypot attack, port: 23, PTR: PTR record not found |
2019-07-30 03:06:16 |
| 84.113.129.49 | attackspam | Jul 29 19:38:55 v22019058497090703 sshd[23097]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=84.113.129.49 Jul 29 19:38:57 v22019058497090703 sshd[23097]: Failed password for invalid user ubuntu12 from 84.113.129.49 port 39244 ssh2 Jul 29 19:43:01 v22019058497090703 sshd[23468]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=84.113.129.49 ... |
2019-07-30 03:22:07 |
| 220.94.205.218 | attackbots | SSH Brute-Force reported by Fail2Ban |
2019-07-30 03:09:16 |
| 125.88.177.12 | attack | Jul 29 19:01:20 MK-Soft-VM7 sshd\[13159\]: Invalid user buzhidaog from 125.88.177.12 port 18880 Jul 29 19:01:20 MK-Soft-VM7 sshd\[13159\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=125.88.177.12 Jul 29 19:01:22 MK-Soft-VM7 sshd\[13159\]: Failed password for invalid user buzhidaog from 125.88.177.12 port 18880 ssh2 ... |
2019-07-30 03:04:17 |
| 88.187.57.157 | attackbotsspam | Automatic report - Port Scan Attack |
2019-07-30 03:18:22 |
| 59.100.246.170 | attackbots | Jul 29 19:17:10 MK-Soft-VM7 sshd\[13450\]: Invalid user fcweb from 59.100.246.170 port 37765 Jul 29 19:17:10 MK-Soft-VM7 sshd\[13450\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=59.100.246.170 Jul 29 19:17:12 MK-Soft-VM7 sshd\[13450\]: Failed password for invalid user fcweb from 59.100.246.170 port 37765 ssh2 ... |
2019-07-30 03:35:57 |
| 37.52.197.74 | attackbots | Jul 29 19:40:22 php sshd[14077]: Bad protocol version identification '' from 37.52.197.74 port 33102 Jul 29 19:40:25 php sshd[14078]: Invalid user nexthink from 37.52.197.74 port 33161 Jul 29 19:40:25 php sshd[14078]: Connection closed by 37.52.197.74 port 33161 [preauth] Jul 29 19:40:28 php sshd[14132]: Invalid user osbash from 37.52.197.74 port 33244 Jul 29 19:40:28 php sshd[14132]: Connection closed by 37.52.197.74 port 33244 [preauth] Jul 29 19:40:31 php sshd[14134]: Invalid user pi from 37.52.197.74 port 33435 Jul 29 19:40:32 php sshd[14134]: Connection closed by 37.52.197.74 port 33435 [preauth] ........ ----------------------------------------------- https://www.blocklist.de/en/view.html?ip=37.52.197.74 |
2019-07-30 02:58:41 |
| 218.92.0.211 | attackbots | Jul 29 14:41:03 xtremcommunity sshd\[19968\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.92.0.211 user=root Jul 29 14:41:04 xtremcommunity sshd\[19968\]: Failed password for root from 218.92.0.211 port 33204 ssh2 Jul 29 14:41:07 xtremcommunity sshd\[19968\]: Failed password for root from 218.92.0.211 port 33204 ssh2 Jul 29 14:41:09 xtremcommunity sshd\[19968\]: Failed password for root from 218.92.0.211 port 33204 ssh2 Jul 29 14:45:39 xtremcommunity sshd\[20104\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.92.0.211 user=root ... |
2019-07-30 03:20:26 |
| 93.125.2.189 | attack | Brute force attempt |
2019-07-30 02:59:07 |
| 138.197.105.79 | attack | Invalid user oracle from 138.197.105.79 port 44126 |
2019-07-30 03:06:40 |
| 139.198.191.86 | attackbots | Jul 29 15:09:16 plusreed sshd[8862]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.198.191.86 user=root Jul 29 15:09:18 plusreed sshd[8862]: Failed password for root from 139.198.191.86 port 59340 ssh2 ... |
2019-07-30 03:19:56 |
| 113.173.47.150 | attack | Jul 29 19:33:32 shared04 sshd[1128]: Invalid user admin from 113.173.47.150 Jul 29 19:33:32 shared04 sshd[1128]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=113.173.47.150 Jul 29 19:33:33 shared04 sshd[1128]: Failed password for invalid user admin from 113.173.47.150 port 33900 ssh2 Jul 29 19:33:34 shared04 sshd[1128]: Connection closed by 113.173.47.150 port 33900 [preauth] ........ ----------------------------------------------- https://www.blocklist.de/en/view.html?ip=113.173.47.150 |
2019-07-30 03:27:16 |
| 24.185.17.228 | attackbots | Honeypot attack, port: 5555, PTR: ool-18b911e4.dyn.optonline.net. |
2019-07-30 03:09:33 |
| 92.118.160.25 | attackbots | 29.07.2019 17:52:00 Connection to port 9200 blocked by firewall |
2019-07-30 03:37:52 |