City: Dulles Town Center
Region: Virginia
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, 52.146.0.0/15, 52.148.0.0/14, 52.152.0.0/13, 52.145.0.0/16
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
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 <<>> 52.151.194.62
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 20482
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0
;; QUESTION SECTION:
;52.151.194.62. IN A
;; AUTHORITY SECTION:
. 29 IN SOA a.root-servers.net. nstld.verisign-grs.com. 2026101201 1800 900 604800 86400
;; Query time: 9 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Tue Oct 13 11:31:27 CST 2026
;; MSG SIZE rcvd: 10662.194.151.52.in-addr.arpa domain name pointer azpdesf9heue.stretchoid.com.Server: 183.60.83.19
Address: 183.60.83.19#53
Non-authoritative answer:
62.194.151.52.in-addr.arpa name = azpdesf9heue.stretchoid.com.
Authoritative answers can be found from:| IP | Type | Details | Datetime |
|---|---|---|---|
| 54.36.182.244 | attack | 2019-06-26T00:43:48.660029abusebot-8.cloudsearch.cf sshd\[22950\]: Invalid user gx from 54.36.182.244 port 44686 |
2019-06-26 09:39:46 |
| 103.90.224.226 | attackbotsspam | 445/tcp 445/tcp 445/tcp [2019-06-12/25]3pkt |
2019-06-26 09:21:14 |
| 170.244.213.210 | attackspam | libpam_shield report: forced login attempt |
2019-06-26 09:33:52 |
| 168.228.119.98 | attackspam | Lines containing failures of 168.228.119.98 2019-06-25 18:46:06 dovecot_plain authenticator failed for ([168.228.119.98]) [168.228.119.98]: 535 Incorrect authentication data (set_id=help) ........ ----------------------------------------------- https://www.blocklist.de/en/view.html?ip=168.228.119.98 |
2019-06-26 09:45:00 |
| 154.113.0.209 | attackbotsspam | Jun 26 00:39:51 atlassian sshd[8610]: Invalid user filter from 154.113.0.209 port 14514 |
2019-06-26 09:20:10 |
| 144.217.85.183 | attackspam | Jun 26 00:42:27 ip-172-31-62-245 sshd\[11342\]: Failed password for root from 144.217.85.183 port 37962 ssh2\ Jun 26 00:45:40 ip-172-31-62-245 sshd\[11383\]: Invalid user esbuser from 144.217.85.183\ Jun 26 00:45:42 ip-172-31-62-245 sshd\[11383\]: Failed password for invalid user esbuser from 144.217.85.183 port 56248 ssh2\ Jun 26 00:48:07 ip-172-31-62-245 sshd\[11422\]: Invalid user steam from 144.217.85.183\ Jun 26 00:48:10 ip-172-31-62-245 sshd\[11422\]: Failed password for invalid user steam from 144.217.85.183 port 36575 ssh2\ |
2019-06-26 09:10:23 |
| 58.242.83.30 | attackbotsspam | 2019-06-26T03:00:42.125488test01.cajus.name sshd\[373\]: Failed password for root from 58.242.83.30 port 33353 ssh2 2019-06-26T03:14:57.385383test01.cajus.name sshd\[5345\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=58.242.83.30 user=root 2019-06-26T03:14:59.387103test01.cajus.name sshd\[5345\]: Failed password for root from 58.242.83.30 port 24101 ssh2 |
2019-06-26 09:29:46 |
| 5.39.77.117 | attackbots | Jun 25 23:09:50 Ubuntu-1404-trusty-64-minimal sshd\[21285\]: Invalid user xb from 5.39.77.117 Jun 25 23:09:50 Ubuntu-1404-trusty-64-minimal sshd\[21285\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=5.39.77.117 Jun 25 23:09:52 Ubuntu-1404-trusty-64-minimal sshd\[21285\]: Failed password for invalid user xb from 5.39.77.117 port 54078 ssh2 Jun 25 23:12:47 Ubuntu-1404-trusty-64-minimal sshd\[24667\]: Invalid user jfbrard from 5.39.77.117 Jun 25 23:12:47 Ubuntu-1404-trusty-64-minimal sshd\[24667\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=5.39.77.117 |
2019-06-26 09:11:14 |
| 96.1.72.4 | attackbots | Jun 25 20:09:18 srv-4 sshd\[863\]: Invalid user testuser from 96.1.72.4 Jun 25 20:09:18 srv-4 sshd\[863\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=96.1.72.4 Jun 25 20:09:21 srv-4 sshd\[863\]: Failed password for invalid user testuser from 96.1.72.4 port 48940 ssh2 ... |
2019-06-26 09:09:23 |
| 170.244.195.11 | attackspam | Jun 25 18:52:52 v22015092888327978 sshd[6571]: Invalid user admin from 170.244.195.11 Jun 25 18:53:00 v22015092888327978 sshd[6573]: Invalid user admin from 170.244.195.11 Jun 25 18:53:06 v22015092888327978 sshd[6575]: Invalid user admin from 170.244.195.11 ........ ----------------------------------------------- https://www.blocklist.de/en/view.html?ip=170.244.195.11 |
2019-06-26 09:56:42 |
| 154.124.226.44 | attackbots | SSH-BRUTEFORCE |
2019-06-26 09:38:55 |
| 113.172.167.39 | attackspambots | Jun 25 19:02:25 mail1 sshd[17332]: Invalid user admin from 113.172.167.39 port 53449 Jun 25 19:02:25 mail1 sshd[17332]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=113.172.167.39 Jun 25 19:02:27 mail1 sshd[17332]: Failed password for invalid user admin from 113.172.167.39 port 53449 ssh2 Jun 25 19:02:28 mail1 sshd[17332]: Connection closed by 113.172.167.39 port 53449 [preauth] ........ ----------------------------------------------- https://www.blocklist.de/en/view.html?ip=113.172.167.39 |
2019-06-26 09:13:51 |
| 188.170.217.51 | attackbotsspam | Lines containing failures of 188.170.217.51 Jun 25 18:44:53 omfg postfix/smtpd[9781]: connect from unknown[188.170.217.51] Jun 25 18:44:58 omfg postfix/smtpd[9742]: connect from unknown[188.170.217.51] Jun x@x Jun x@x Jun 25 18:45:04 omfg postfix/smtpd[9781]: lost connection after RCPT from unknown[188.170.217.51] Jun 25 18:45:04 omfg postfix/smtpd[9781]: disconnect from unknown[188.170.217.51] helo=1 mail=1 rcpt=0/1 commands=2/3 Jun 25 18:45:04 omfg postfix/smtpd[9742]: lost connection after RCPT from unknown[188.170.217.51] Jun 25 18:45:04 omfg postfix/smtpd[9742]: disconnect from unknown[188.170.217.51] helo=1 mail=1 rcpt=0/1 commands=2/3 ........ ----------------------------------------------- https://www.blocklist.de/en/view.html?ip=188.170.217.51 |
2019-06-26 09:42:36 |
| 92.119.160.40 | attackspam | 26.06.2019 01:10:33 Connection to port 3309 blocked by firewall |
2019-06-26 09:18:48 |
| 125.18.118.208 | attackbotsspam | @LucianNitescu Personal Honeypot Network <<<>>> Donate at paypal.me/LNitescu <<<>>> 2019-06-25 21:07:35,777 INFO [amun_request_handler] PortScan Detected on Port: 445 (125.18.118.208) |
2019-06-26 09:14:56 |