fail2ban bad ip database: ip 201.48.54.81

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ip: 201.48.54.81
hostname: 201-048-054-081.static.ctbctelecom.com.br
country: [BR] Brazil
first reported: 27.12.2016 10:10.36 GMT+0200
last reported: 25.03.2019 16:19.21 GMT+0200
time period: 818d 06h 08m 45s
total reports: 11
reported by: 3 host(s)
filter(s): sasl (1)
ssh (6)
ssh (4)
tor exit node no
badips.com db
Lookup
  

port scan of '201.48.54.81':

[-hide]
# Nmap 6.40 scan initiated Wed Feb 20 21:46:03 2019 as: /usr/bin/nmap -sU -sS -O 201.48.54.81
Nmap scan report for 201-048-054-081.static.ctbctelecom.com.br (201.48.54.81)
Host is up (0.22s latency).
Not shown: 989 open|filtered ports, 974 filtered ports
PORT     STATE  SERVICE
20/tcp   closed ftp-data
21/tcp   open   ftp
22/tcp   open   ssh
53/tcp   open   domain
80/tcp   open   http
81/tcp   closed hosts2-ns
90/tcp   open   dnsix
139/tcp  open   netbios-ssn
222/tcp  open   rsh-spx
443/tcp  closed https
445/tcp  open   microsoft-ds
554/tcp  open   rtsp
902/tcp  closed iss-realsecure
1521/tcp open   oracle
2222/tcp open   EtherNet/IP-1
3306/tcp open   mysql
3390/tcp open   dsc
5001/tcp closed commplex-link
7070/tcp closed realserver
8009/tcp closed ajp13
8080/tcp closed http-proxy
8100/tcp closed xprint-server
8181/tcp open   unknown
8443/tcp closed https-alt
8888/tcp closed sun-answerbook
9090/tcp open   zeus-admin
20/udp   closed ftp-data
21/udp   closed ftp
53/udp   open   domain
80/udp   closed http
139/udp  closed netbios-ssn
443/udp  closed https
445/udp  closed microsoft-ds
902/udp  closed ideafarm-door
1701/udp closed L2TP
2222/udp closed msantipiracy
5001/udp closed commplex-link
Aggressive OS guesses: Linux 2.6.26 - 2.6.35 (97%), Linux 3.0 - 3.9 (96%), Linux 3.0 (95%), Linux 2.6.23 - 2.6.38 (95%), Linux 2.6.32 (94%), Linux 2.6.32 - 3.9 (93%), HP P2000 G3 NAS device (93%), Linux 3.8 (92%), Netgear DG834G WAP or Western Digital WD TV media player (92%), Linux 3.3 (92%)
No exact OS matches for host (test conditions non-ideal).
Network Distance: 15 hops

OS detection performed. Please report any incorrect results at http://nmap.org/submit/ .
# Nmap done at Wed Feb 20 21:47:01 2019 -- 1 IP address (1 host up) scanned in 59.48 seconds
Σ = 66 | Δt = 0.0061089992523193s