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: 20.64.0.0/10, 20.36.0.0/14, 20.48.0.0/12, 20.33.0.0/16, 20.128.0.0/16, 20.34.0.0/15, 20.40.0.0/13
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
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 <<>> 20.55.14.58
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 56865
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0
;; QUESTION SECTION:
;20.55.14.58. IN A
;; AUTHORITY SECTION:
. 30 IN SOA a.root-servers.net. nstld.verisign-grs.com. 2026101400 1800 900 604800 86400
;; Query time: 8 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Wed Oct 14 18:00:11 CST 2026
;; MSG SIZE rcvd: 104Host 58.14.55.20.in-addr.arpa. not found: 3(NXDOMAIN)Server: 183.60.83.19
Address: 183.60.83.19#53
** server can't find 58.14.55.20.in-addr.arpa: NXDOMAIN| IP | Type | Details | Datetime |
|---|---|---|---|
| 92.252.243.80 | attackspam | firewall-block, port(s): 445/tcp |
2020-03-16 18:51:59 |
| 37.120.153.82 | attack | 0,17-02/14 [bc04/m37] PostRequest-Spammer scoring: berlin |
2020-03-16 19:11:01 |
| 1.47.34.248 | attack | Email rejected due to spam filtering |
2020-03-16 19:14:35 |
| 103.229.199.254 | attackspambots | Mar 15 19:02:09 php1 sshd\[5754\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.229.199.254 user=root Mar 15 19:02:11 php1 sshd\[5754\]: Failed password for root from 103.229.199.254 port 41208 ssh2 Mar 15 19:10:46 php1 sshd\[6564\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.229.199.254 user=root Mar 15 19:10:48 php1 sshd\[6564\]: Failed password for root from 103.229.199.254 port 48354 ssh2 Mar 15 19:12:03 php1 sshd\[6692\]: Invalid user rstudio from 103.229.199.254 Mar 15 19:12:03 php1 sshd\[6692\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.229.199.254 |
2020-03-16 18:49:02 |
| 190.145.78.66 | attackbotsspam | Mar 16 06:12:07 debian-2gb-nbg1-2 kernel: \[6594648.733151\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:0e:18:f4:d2:74:7f:6e:37:e3:08:00 SRC=190.145.78.66 DST=195.201.40.59 LEN=60 TOS=0x00 PREC=0x00 TTL=49 ID=34434 DF PROTO=TCP SPT=54960 DPT=14389 WINDOW=64240 RES=0x00 SYN URGP=0 |
2020-03-16 18:41:57 |
| 117.1.245.16 | attack | Honeypot attack, port: 445, PTR: localhost. |
2020-03-16 19:05:39 |
| 173.211.80.116 | attackbots | Chat Spam |
2020-03-16 19:09:19 |
| 89.248.160.150 | attack | 89.248.160.150 was recorded 17 times by 11 hosts attempting to connect to the following ports: 4444,4800,4098. Incident counter (4h, 24h, all-time): 17, 100, 7877 |
2020-03-16 18:40:10 |
| 192.241.235.236 | attack | trying to access non-authorized port |
2020-03-16 19:15:05 |
| 119.123.130.208 | attack | 1584335532 - 03/16/2020 06:12:12 Host: 119.123.130.208/119.123.130.208 Port: 445 TCP Blocked |
2020-03-16 18:39:38 |
| 113.163.52.55 | attackspambots | Mar 16 11:52:45 host sshd[60103]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=113.163.52.55 user=root Mar 16 11:52:48 host sshd[60103]: Failed password for root from 113.163.52.55 port 55517 ssh2 ... |
2020-03-16 18:57:15 |
| 152.32.143.5 | attackbots | Mar 16 06:05:58 santamaria sshd\[26514\]: Invalid user sirius from 152.32.143.5 Mar 16 06:05:58 santamaria sshd\[26514\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=152.32.143.5 Mar 16 06:06:01 santamaria sshd\[26514\]: Failed password for invalid user sirius from 152.32.143.5 port 42922 ssh2 ... |
2020-03-16 19:06:51 |
| 158.46.182.166 | attackspam | Chat Spam |
2020-03-16 19:00:18 |
| 148.66.143.78 | attack | 148.66.143.78 - - \[16/Mar/2020:06:12:00 +0100\] "POST /wp-login.php HTTP/1.0" 200 7427 "-" "Mozilla/5.0 \(X11\; Ubuntu\; Linux x86_64\; rv:62.0\) Gecko/20100101 Firefox/62.0" 148.66.143.78 - - \[16/Mar/2020:06:12:02 +0100\] "POST /wp-login.php HTTP/1.0" 200 7242 "-" "Mozilla/5.0 \(X11\; Ubuntu\; Linux x86_64\; rv:62.0\) Gecko/20100101 Firefox/62.0" 148.66.143.78 - - \[16/Mar/2020:06:12:04 +0100\] "POST /wp-login.php HTTP/1.0" 200 7239 "-" "Mozilla/5.0 \(X11\; Ubuntu\; Linux x86_64\; rv:62.0\) Gecko/20100101 Firefox/62.0" |
2020-03-16 18:44:11 |
| 95.59.115.230 | attack | Email rejected due to spam filtering |
2020-03-16 19:10:13 |