[Fail2Ban] SSH: banned 23.99.21.29

Hi,

The IP 23.99.21.29 has just been banned by Fail2Ban after
5 attempts against SSH.


Here are more information about 23.99.21.29:

[Querying whois.arin.net]
[whois.arin.net]

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/whois_tou.html
#


#
# Query terms are ambiguous. The query is assumed to be:
# "n 23.99.21.29"
#
# Use "?" to get help.
#

#
# The following results may also be obtained via:
# http://whois.arin.net/rest/nets;q=23.99.21.29?showDetails=true&showARIN=false&ext=netref2
#

NetRange: 23.96.0.0 - 23.103.255.255
CIDR: 23.96.0.0/13
OriginAS: AS8075
NetName: MSFT
NetHandle: NET-23-96-0-0-1
Parent: NET-23-0-0-0-0
NetType: Direct Assignment
RegDate: 2013-06-18
Updated: 2013-06-18
Ref: http://whois.arin.net/rest/net/NET-23-96-0-0-1


OrgName: Microsoft Corporation
OrgId: MSFT
Address: One Microsoft Way
City: Redmond
StateProv: WA
PostalCode: 98052
Country: US
RegDate: 1998-07-10
Updated: 2013-08-21
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: http://whois.arin.net/rest/org/MSFT

OrgAbuseHandle: MAC74-ARIN
OrgAbuseName: Microsoft Abuse Contact
OrgAbusePhone: +1-425-882-8080
OrgAbuseEmail: abuse@microsoft.com
OrgAbuseRef: http://whois.arin.net/rest/poc/MAC74-ARIN

OrgTechHandle: MRPD-ARIN
OrgTechName: Microsoft Routing, Peering, and DNS
OrgTechPhone: +1-425-882-8080
OrgTechEmail: IOC@microsoft.com
OrgTechRef: http://whois.arin.net/rest/poc/MRPD-ARIN


#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/whois_tou.html
#

Regards,

Fail2Ban