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: 20.33.0.0 - 20.128.255.255
CIDR: 20.48.0.0/12, 20.33.0.0/16, 20.40.0.0/13, 20.34.0.0/15, 20.128.0.0/16, 20.64.0.0/10, 20.36.0.0/14
NetName: MSFT
NetHandle: NET-20-33-0-0-1
Parent: NET20 (NET-20-0-0-0-0)
NetType: Direct Allocation
OriginAS:
Organization: Microsoft Corporation (MSFT)
RegDate: 2017-10-18
Updated: 2021-12-14
Ref: https://rdap.arin.net/registry/ip/20.33.0.0
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 <<>> 20.51.210.97
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 12578
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0
;; QUESTION SECTION:
;20.51.210.97. IN A
;; AUTHORITY SECTION:
. 30 IN SOA a.root-servers.net. nstld.verisign-grs.com. 2026092301 1800 900 604800 86400
;; Query time: 12 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Sep 24 04:00:20 CST 2026
;; MSG SIZE rcvd: 10597.210.51.20.in-addr.arpa domain name pointer azpdesaa11l1.stretchoid.com.Server: 183.60.83.19
Address: 183.60.83.19#53
Non-authoritative answer:
97.210.51.20.in-addr.arpa name = azpdesaa11l1.stretchoid.com.
Authoritative answers can be found from:| IP | Type | Details | Datetime |
|---|---|---|---|
| 5.188.206.198 | attackbots | abuse-sasl |
2020-10-04 07:15:47 |
| 41.33.73.227 | attackbotsspam | 445/tcp 445/tcp 445/tcp... [2020-09-22/10-02]4pkt,1pt.(tcp) |
2020-10-04 07:15:03 |
| 222.186.42.155 | attack | Oct 3 22:29:12 rush sshd[16217]: Failed password for root from 222.186.42.155 port 41373 ssh2 Oct 3 22:29:21 rush sshd[16223]: Failed password for root from 222.186.42.155 port 59044 ssh2 Oct 3 22:29:23 rush sshd[16223]: Failed password for root from 222.186.42.155 port 59044 ssh2 ... |
2020-10-04 07:06:25 |
| 49.234.131.75 | attackspambots | Oct 3 22:15:27 nextcloud sshd\[30816\]: Invalid user sshtunnel from 49.234.131.75 Oct 3 22:15:27 nextcloud sshd\[30816\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.234.131.75 Oct 3 22:15:29 nextcloud sshd\[30816\]: Failed password for invalid user sshtunnel from 49.234.131.75 port 39264 ssh2 |
2020-10-04 06:39:32 |
| 189.109.203.222 | attackbots | Icarus honeypot on github |
2020-10-04 07:13:46 |
| 148.245.13.21 | attackspambots | Invalid user andy from 148.245.13.21 port 46054 |
2020-10-04 07:10:02 |
| 73.100.238.60 | attackspambots |
|
2020-10-04 06:37:55 |
| 122.51.158.27 | attackbots | Oct 2 23:32:07 firewall sshd[7886]: Invalid user nick from 122.51.158.27 Oct 2 23:32:09 firewall sshd[7886]: Failed password for invalid user nick from 122.51.158.27 port 35440 ssh2 Oct 2 23:35:45 firewall sshd[7951]: Invalid user randy from 122.51.158.27 ... |
2020-10-04 06:44:52 |
| 62.109.6.214 | attackspam | /HNAP1/ |
2020-10-04 07:01:41 |
| 138.68.247.104 | attack | 138.68.247.104 - - - [03/Oct/2020:21:29:36 +0200] "GET / HTTP/1.0" 404 162 "-" "masscan/1.0 (https://github.com/robertdavidgraham/masscan)" "-" "-" |
2020-10-04 06:55:34 |
| 179.97.52.197 | attackspam | 445/tcp 445/tcp 445/tcp [2020-09-13/10-02]3pkt |
2020-10-04 07:07:29 |
| 192.35.168.238 | attackbots | Fail2Ban Ban Triggered |
2020-10-04 06:48:08 |
| 103.80.210.103 | attackbotsspam | 445/tcp 445/tcp 445/tcp [2020-08-17/10-02]3pkt |
2020-10-04 06:58:08 |
| 212.70.149.20 | attackspambots | Oct 4 00:37:23 srv01 postfix/smtpd\[1795\]: warning: unknown\[212.70.149.20\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6 Oct 4 00:37:25 srv01 postfix/smtpd\[7540\]: warning: unknown\[212.70.149.20\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6 Oct 4 00:37:29 srv01 postfix/smtpd\[7477\]: warning: unknown\[212.70.149.20\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6 Oct 4 00:37:31 srv01 postfix/smtpd\[13597\]: warning: unknown\[212.70.149.20\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6 Oct 4 00:37:47 srv01 postfix/smtpd\[7477\]: warning: unknown\[212.70.149.20\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6 ... |
2020-10-04 06:38:18 |
| 139.162.123.29 | attackbots | firewall-block, port(s): 8000/tcp |
2020-10-04 06:52:43 |