City: San Jose
Region: California
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: 13.64.0.0 - 13.107.255.255
CIDR: 13.64.0.0/11, 13.104.0.0/14, 13.96.0.0/13
NetName: MSFT
NetHandle: NET-13-64-0-0-1
Parent: NET13 (NET-13-0-0-0-0)
NetType: Direct Allocation
OriginAS:
Organization: Microsoft Corporation (MSFT)
RegDate: 2015-03-26
Updated: 2021-12-14
Ref: https://rdap.arin.net/registry/ip/13.64.0.0
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
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: BEDAR6-ARIN
OrgTechName: Bedard, Dawn
OrgTechPhone: +1-425-538-6637
OrgTechEmail: dabedard@microsoft.com
OrgTechRef: https://rdap.arin.net/registry/entity/BEDAR6-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
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
#
# 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 <<>> 13.83.90.155
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 57999
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0
;; QUESTION SECTION:
;13.83.90.155. IN A
;; AUTHORITY SECTION:
. 30 IN SOA a.root-servers.net. nstld.verisign-grs.com. 2026032800 1800 900 604800 86400
;; Query time: 6 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Sat Mar 28 20:31:49 CST 2026
;; MSG SIZE rcvd: 105Host 155.90.83.13.in-addr.arpa. not found: 3(NXDOMAIN)Server: 183.60.83.19
Address: 183.60.83.19#53
** server can't find 155.90.83.13.in-addr.arpa: NXDOMAIN| IP | Type | Details | Datetime |
|---|---|---|---|
| 92.118.38.38 | attackspambots | Dec 4 00:31:50 vmanager6029 postfix/smtpd\[19036\]: warning: unknown\[92.118.38.38\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6 Dec 4 00:32:24 vmanager6029 postfix/smtpd\[19036\]: warning: unknown\[92.118.38.38\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6 |
2019-12-04 07:37:08 |
| 94.177.214.200 | attackbots | Dec 3 23:51:32 dev0-dcde-rnet sshd[3310]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=94.177.214.200 Dec 3 23:51:34 dev0-dcde-rnet sshd[3310]: Failed password for invalid user sg1424guad12 from 94.177.214.200 port 51778 ssh2 Dec 3 23:56:50 dev0-dcde-rnet sshd[3321]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=94.177.214.200 |
2019-12-04 07:14:19 |
| 187.134.33.202 | attackbotsspam | Unauthorized connection attempt from IP address 187.134.33.202 on Port 445(SMB) |
2019-12-04 07:35:59 |
| 112.85.42.175 | attackbots | 2019-12-04T00:39:16.3840961240 sshd\[9194\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=112.85.42.175 user=root 2019-12-04T00:39:18.2221401240 sshd\[9194\]: Failed password for root from 112.85.42.175 port 30925 ssh2 2019-12-04T00:39:21.8400801240 sshd\[9194\]: Failed password for root from 112.85.42.175 port 30925 ssh2 ... |
2019-12-04 07:43:54 |
| 13.77.177.1 | attackspam | 3389BruteforceFW22 |
2019-12-04 07:26:21 |
| 45.55.190.106 | attack | Dec 3 13:03:02 php1 sshd\[8370\]: Invalid user cap from 45.55.190.106 Dec 3 13:03:02 php1 sshd\[8370\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.55.190.106 Dec 3 13:03:04 php1 sshd\[8370\]: Failed password for invalid user cap from 45.55.190.106 port 47291 ssh2 Dec 3 13:08:18 php1 sshd\[8832\]: Invalid user dziawa from 45.55.190.106 Dec 3 13:08:18 php1 sshd\[8832\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.55.190.106 |
2019-12-04 07:09:24 |
| 49.234.79.176 | attackbots | Dec 3 13:03:16 php1 sshd\[4284\]: Invalid user quintayvio from 49.234.79.176 Dec 3 13:03:16 php1 sshd\[4284\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.234.79.176 Dec 3 13:03:18 php1 sshd\[4284\]: Failed password for invalid user quintayvio from 49.234.79.176 port 32974 ssh2 Dec 3 13:09:58 php1 sshd\[5241\]: Invalid user code from 49.234.79.176 Dec 3 13:09:58 php1 sshd\[5241\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.234.79.176 |
2019-12-04 07:11:28 |
| 118.27.31.188 | attackbotsspam | Dec 3 23:01:02 hcbbdb sshd\[16411\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=v118-27-31-188.hkbx.static.cnode.io user=sshd Dec 3 23:01:05 hcbbdb sshd\[16411\]: Failed password for sshd from 118.27.31.188 port 55828 ssh2 Dec 3 23:07:08 hcbbdb sshd\[17127\]: Invalid user spot from 118.27.31.188 Dec 3 23:07:08 hcbbdb sshd\[17127\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=v118-27-31-188.hkbx.static.cnode.io Dec 3 23:07:11 hcbbdb sshd\[17127\]: Failed password for invalid user spot from 118.27.31.188 port 38524 ssh2 |
2019-12-04 07:17:21 |
| 222.186.175.169 | attackspam | Dec 4 00:21:54 vpn01 sshd[16442]: Failed password for root from 222.186.175.169 port 27550 ssh2 Dec 4 00:22:07 vpn01 sshd[16442]: error: maximum authentication attempts exceeded for root from 222.186.175.169 port 27550 ssh2 [preauth] ... |
2019-12-04 07:31:24 |
| 218.219.246.124 | attack | SSH brute-force: detected 7 distinct usernames within a 24-hour window. |
2019-12-04 07:29:30 |
| 181.40.66.136 | attack | Unauthorized connection attempt from IP address 181.40.66.136 on Port 445(SMB) |
2019-12-04 07:24:03 |
| 167.99.7.149 | attack | $f2bV_matches |
2019-12-04 07:24:19 |
| 210.177.54.141 | attackbots | Dec 3 23:51:50 sso sshd[2597]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=210.177.54.141 Dec 3 23:51:53 sso sshd[2597]: Failed password for invalid user rafaelina from 210.177.54.141 port 58540 ssh2 ... |
2019-12-04 07:07:10 |
| 147.139.138.183 | attackbotsspam | Dec 4 00:09:32 ns37 sshd[31226]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=147.139.138.183 Dec 4 00:09:32 ns37 sshd[31226]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=147.139.138.183 |
2019-12-04 07:16:50 |
| 207.154.211.36 | attackspam | 2019-12-03T23:48:51.357592ns386461 sshd\[28180\]: Invalid user marjorie from 207.154.211.36 port 51044 2019-12-03T23:48:51.362749ns386461 sshd\[28180\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=207.154.211.36 2019-12-03T23:48:52.920303ns386461 sshd\[28180\]: Failed password for invalid user marjorie from 207.154.211.36 port 51044 ssh2 2019-12-03T23:55:39.726693ns386461 sshd\[2011\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=207.154.211.36 user=root 2019-12-03T23:55:40.962541ns386461 sshd\[2011\]: Failed password for root from 207.154.211.36 port 45010 ssh2 ... |
2019-12-04 07:11:48 |