City: Hong Kong
Region: unknown
Country: Hong Kong
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: 104.208.0.0 - 104.215.255.255
CIDR: 104.208.0.0/13
NetName: MSFT
NetHandle: NET-104-208-0-0-1
Parent: NET104 (NET-104-0-0-0-0)
NetType: Direct Allocation
OriginAS:
Organization: Microsoft Corporation (MSFT)
RegDate: 2014-10-01
Updated: 2021-12-14
Ref: https://rdap.arin.net/registry/ip/104.208.0.0
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
OrgTechHandle: SINGH683-ARIN
OrgTechName: Singh, Prachi
OrgTechPhone: +1-425-707-5601
OrgTechEmail: pracsin@microsoft.com
OrgTechRef: https://rdap.arin.net/registry/entity/SINGH683-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: 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
#
# 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 <<>> 104.208.73.227
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 49719
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0
;; QUESTION SECTION:
;104.208.73.227. IN A
;; AUTHORITY SECTION:
. 30 IN SOA a.root-servers.net. nstld.verisign-grs.com. 2026100502 1800 900 604800 86400
;; Query time: 28 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Tue Oct 06 11:00:02 CST 2026
;; MSG SIZE rcvd: 107Host 227.73.208.104.in-addr.arpa. not found: 3(NXDOMAIN)Server: 183.60.83.19
Address: 183.60.83.19#53
** server can't find 227.73.208.104.in-addr.arpa: NXDOMAIN| IP | Type | Details | Datetime |
|---|---|---|---|
| 59.94.247.153 | attack | Automatic report - Port Scan Attack |
2020-01-01 17:45:50 |
| 181.221.27.74 | attackbotsspam | Jan 1 08:17:01 XXX sshd[42311]: Invalid user joshua from 181.221.27.74 port 43092 |
2020-01-01 18:16:55 |
| 109.190.57.4 | attack | Jan 1 09:11:43 server sshd\[8825\]: Invalid user ahess from 109.190.57.4 Jan 1 09:11:43 server sshd\[8825\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=4-57-190-109.dsl.ovh.fr Jan 1 09:11:44 server sshd\[8825\]: Failed password for invalid user ahess from 109.190.57.4 port 62799 ssh2 Jan 1 09:24:22 server sshd\[11536\]: Invalid user prosyk from 109.190.57.4 Jan 1 09:24:22 server sshd\[11536\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=4-57-190-109.dsl.ovh.fr ... |
2020-01-01 18:00:16 |
| 223.150.40.157 | attack | Scanning |
2020-01-01 18:19:57 |
| 222.171.170.117 | attack | Dec 31 09:14:29 atlantis sshd[1177]: reveeclipse mapping checking getaddrinfo for 117.170.171.222.dial.hr.hl.dynamic.163data.com.cn [222.171.170.117] failed - POSSIBLE BREAK-IN ATTEMPT! Dec 31 09:14:29 atlantis sshd[1177]: Received disconnect from 222.171.170.117: 11: Normal Shutdown, Thank you for playing [preauth] Dec 31 09:14:32 atlantis sshd[1182]: reveeclipse mapping checking getaddrinfo for 117.170.171.222.dial.hr.hl.dynamic.163data.com.cn [222.171.170.117] failed - POSSIBLE BREAK-IN ATTEMPT! Dec 31 09:14:32 atlantis sshd[1182]: Received disconnect from 222.171.170.117: 11: Normal Shutdown, Thank you for playing [preauth] Dec 31 09:14:35 atlantis sshd[1185]: reveeclipse mapping checking getaddrinfo for 117.170.171.222.dial.hr.hl.dynamic.163data.com.cn [222.171.170.117] failed - POSSIBLE BREAK-IN ATTEMPT! Dec 31 09:14:35 atlantis sshd[1185]: Received disconnect from 222.171.170.117: 11: Normal Shutdown, Thank you for playing [preauth] Dec 31 09:14:36 atlantis sshd[........ ------------------------------- |
2020-01-01 18:06:16 |
| 203.110.94.169 | attack | (imapd) Failed IMAP login from 203.110.94.169 (IN/India/-): 1 in the last 3600 secs |
2020-01-01 18:16:29 |
| 194.186.11.147 | attackspam | Lines containing failures of 194.186.11.147 Dec 31 18:06:42 kmh-vmh-001-fsn05 sshd[31839]: Invalid user azuracast from 194.186.11.147 port 49118 Dec 31 18:06:42 kmh-vmh-001-fsn05 sshd[31839]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=194.186.11.147 Dec 31 18:06:45 kmh-vmh-001-fsn05 sshd[31839]: Failed password for invalid user azuracast from 194.186.11.147 port 49118 ssh2 Dec 31 18:06:45 kmh-vmh-001-fsn05 sshd[31839]: Received disconnect from 194.186.11.147 port 49118:11: Bye Bye [preauth] Dec 31 18:06:45 kmh-vmh-001-fsn05 sshd[31839]: Disconnected from invalid user azuracast 194.186.11.147 port 49118 [preauth] Dec 31 18:26:50 kmh-vmh-001-fsn05 sshd[2998]: Connection closed by 194.186.11.147 port 55816 [preauth] Dec 31 18:33:43 kmh-vmh-001-fsn05 sshd[4138]: Connection closed by 194.186.11.147 port 49847 [preauth] Dec 31 18:40:56 kmh-vmh-001-fsn05 sshd[5359]: Connection closed by 194.186.11.147 port 43972 [preauth] Dec 31 18:........ ------------------------------ |
2020-01-01 17:43:37 |
| 198.108.67.78 | attack | firewall-block, port(s): 8843/tcp |
2020-01-01 17:56:40 |
| 165.22.38.221 | attack | Jan 1 08:21:47 localhost sshd\[12810\]: Invalid user asahi from 165.22.38.221 port 58460 Jan 1 08:21:47 localhost sshd\[12810\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=165.22.38.221 Jan 1 08:21:50 localhost sshd\[12810\]: Failed password for invalid user asahi from 165.22.38.221 port 58460 ssh2 ... |
2020-01-01 18:15:53 |
| 106.51.78.188 | attack | Jan 1 09:31:58 web8 sshd\[15200\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.51.78.188 user=root Jan 1 09:32:00 web8 sshd\[15200\]: Failed password for root from 106.51.78.188 port 60548 ssh2 Jan 1 09:33:49 web8 sshd\[15986\]: Invalid user asterisk from 106.51.78.188 Jan 1 09:33:49 web8 sshd\[15986\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.51.78.188 Jan 1 09:33:50 web8 sshd\[15986\]: Failed password for invalid user asterisk from 106.51.78.188 port 42936 ssh2 |
2020-01-01 17:57:36 |
| 46.166.187.11 | attackspambots | \[2020-01-01 01:21:30\] SECURITY\[2857\] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-01-01T01:21:30.018-0500",Severity="Error",Service="SIP",EventVersion="1",AccountID="9011442037698133",SessionID="0x7f0fb4aabfc8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/46.166.187.11/54968",ACLName="no_extension_match" \[2020-01-01 01:23:30\] SECURITY\[2857\] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-01-01T01:23:30.687-0500",Severity="Error",Service="SIP",EventVersion="1",AccountID="011442037698133",SessionID="0x7f0fb4a5a908",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/46.166.187.11/63430",ACLName="no_extension_match" \[2020-01-01 01:24:35\] SECURITY\[2857\] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-01-01T01:24:35.401-0500",Severity="Error",Service="SIP",EventVersion="1",AccountID="9011442037698133",SessionID="0x7f0fb50e1c28",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/46.166.187.11/61672",ACLName="no_e |
2020-01-01 17:52:28 |
| 212.64.88.97 | attackspambots | Jan 1 10:05:53 * sshd[27869]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=212.64.88.97 Jan 1 10:05:55 * sshd[27869]: Failed password for invalid user raekeija from 212.64.88.97 port 38640 ssh2 |
2020-01-01 18:05:35 |
| 119.200.186.168 | attackspam | invalid user |
2020-01-01 18:04:53 |
| 165.22.61.82 | attackbotsspam | SSH brutforce |
2020-01-01 18:03:57 |
| 188.64.215.235 | attackspam | Jan 1 05:20:36 nandi sshd[6038]: Invalid user kolkowski from 188.64.215.235 Jan 1 05:20:36 nandi sshd[6038]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=188.64.215.235 Jan 1 05:20:38 nandi sshd[6038]: Failed password for invalid user kolkowski from 188.64.215.235 port 43536 ssh2 Jan 1 05:20:39 nandi sshd[6038]: Received disconnect from 188.64.215.235: 11: Bye Bye [preauth] Jan 1 05:44:45 nandi sshd[12790]: Invalid user guest from 188.64.215.235 Jan 1 05:44:45 nandi sshd[12790]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=188.64.215.235 Jan 1 05:44:47 nandi sshd[12790]: Failed password for invalid user guest from 188.64.215.235 port 33102 ssh2 Jan 1 05:44:47 nandi sshd[12790]: Received disconnect from 188.64.215.235: 11: Bye Bye [preauth] Jan 1 05:48:30 nandi sshd[14149]: Invalid user fulk from 188.64.215.235 Jan 1 05:48:30 nandi sshd[14149]: pam_unix(sshd:auth): authentic........ ------------------------------- |
2020-01-01 17:45:08 |