Must be a valid IPv4 or IPv6 ip address, e.g. 127.0.0.1 or 2001:DB8:0:0:8:800:200C:417A
Basic Info

City: unknown

Region: unknown

Country: United States

Internet Service Provider: DigitalOcean LLC

Hostname: unknown

Organization: unknown

Usage Type: Data Center/Web Hosting/Transit

Comments:
Type Details Datetime
attackspambots
SSH login attempts.
2020-10-01 03:19:15
attackbots
Invalid user ubuntu from 45.55.145.31 port 34362
2020-09-30 19:34:29
attack
Sep 20 09:14:22 lavrea sshd[87856]: Invalid user git from 45.55.145.31 port 48975
...
2020-09-20 20:12:50
attackspam
Sep 20 01:15:54 ns3033917 sshd[20286]: Failed password for root from 45.55.145.31 port 35924 ssh2
Sep 20 01:16:59 ns3033917 sshd[20291]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.55.145.31  user=root
Sep 20 01:17:01 ns3033917 sshd[20291]: Failed password for root from 45.55.145.31 port 45285 ssh2
...
2020-09-20 12:11:03
attackspam
2020-09-19T19:00:04.765766shield sshd\[3228\]: Invalid user postgres from 45.55.145.31 port 51569
2020-09-19T19:00:04.775523shield sshd\[3228\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.55.145.31
2020-09-19T19:00:07.147293shield sshd\[3228\]: Failed password for invalid user postgres from 45.55.145.31 port 51569 ssh2
2020-09-19T19:03:46.731441shield sshd\[4829\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.55.145.31  user=root
2020-09-19T19:03:49.580226shield sshd\[4829\]: Failed password for root from 45.55.145.31 port 56719 ssh2
2020-09-20 04:08:04
attackbots
Banned for a week because repeated abuses, for example SSH, but not only
2020-09-01 02:08:25
attackbotsspam
Aug 28 23:48:27 webhost01 sshd[5875]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.55.145.31
Aug 28 23:48:29 webhost01 sshd[5875]: Failed password for invalid user teamspeak from 45.55.145.31 port 37235 ssh2
...
2020-08-29 00:54:55
attack
Aug 28 10:22:14 meumeu sshd[497198]: Invalid user team1 from 45.55.145.31 port 54861
Aug 28 10:22:14 meumeu sshd[497198]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.55.145.31 
Aug 28 10:22:14 meumeu sshd[497198]: Invalid user team1 from 45.55.145.31 port 54861
Aug 28 10:22:16 meumeu sshd[497198]: Failed password for invalid user team1 from 45.55.145.31 port 54861 ssh2
Aug 28 10:25:39 meumeu sshd[497397]: Invalid user postgres from 45.55.145.31 port 58595
Aug 28 10:25:39 meumeu sshd[497397]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.55.145.31 
Aug 28 10:25:39 meumeu sshd[497397]: Invalid user postgres from 45.55.145.31 port 58595
Aug 28 10:25:41 meumeu sshd[497397]: Failed password for invalid user postgres from 45.55.145.31 port 58595 ssh2
Aug 28 10:29:11 meumeu sshd[497557]: Invalid user zy from 45.55.145.31 port 34097
...
2020-08-28 16:51:06
attackbots
prod8
...
2020-08-28 06:28:06
attackspam
Aug 24 16:13:48 sachi sshd\[14108\]: Invalid user admin from 45.55.145.31
Aug 24 16:13:48 sachi sshd\[14108\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.55.145.31
Aug 24 16:13:50 sachi sshd\[14108\]: Failed password for invalid user admin from 45.55.145.31 port 60242 ssh2
Aug 24 16:16:02 sachi sshd\[15426\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.55.145.31  user=root
Aug 24 16:16:04 sachi sshd\[15426\]: Failed password for root from 45.55.145.31 port 33924 ssh2
2020-08-25 15:24:43
attackbotsspam
Aug 17 12:31:01 itv-usvr-01 sshd[13753]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.55.145.31  user=root
Aug 17 12:31:03 itv-usvr-01 sshd[13753]: Failed password for root from 45.55.145.31 port 58496 ssh2
Aug 17 12:37:47 itv-usvr-01 sshd[14035]: Invalid user khaled from 45.55.145.31
2020-08-17 14:12:15
attackspambots
$f2bV_matches
2020-08-16 20:57:47
attackbots
Aug 12 01:55:15 lunarastro sshd[29849]: Failed password for root from 45.55.145.31 port 38204 ssh2
Aug 12 02:05:41 lunarastro sshd[29978]: Failed password for root from 45.55.145.31 port 56030 ssh2
2020-08-12 06:09:33
attackspam
Aug 11 05:51:41 server sshd[32526]: Failed password for root from 45.55.145.31 port 34940 ssh2
Aug 11 05:54:46 server sshd[33535]: Failed password for root from 45.55.145.31 port 33464 ssh2
Aug 11 05:57:48 server sshd[34800]: Failed password for root from 45.55.145.31 port 60222 ssh2
2020-08-11 12:30:49
attackspambots
Aug  5 09:10:33 ny01 sshd[5516]: Failed password for root from 45.55.145.31 port 48315 ssh2
Aug  5 09:14:32 ny01 sshd[6015]: Failed password for root from 45.55.145.31 port 54391 ssh2
2020-08-05 21:29:03
attackbots
Aug  4 09:26:39 ns382633 sshd\[10577\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.55.145.31  user=root
Aug  4 09:26:40 ns382633 sshd\[10577\]: Failed password for root from 45.55.145.31 port 54428 ssh2
Aug  4 09:30:58 ns382633 sshd\[11449\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.55.145.31  user=root
Aug  4 09:31:00 ns382633 sshd\[11449\]: Failed password for root from 45.55.145.31 port 35337 ssh2
Aug  4 09:34:41 ns382633 sshd\[11852\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.55.145.31  user=root
2020-08-04 16:23:07
attackbots
Jul 29 22:49:47 PorscheCustomer sshd[5619]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.55.145.31
Jul 29 22:49:49 PorscheCustomer sshd[5619]: Failed password for invalid user mikaiming from 45.55.145.31 port 40550 ssh2
Jul 29 22:53:22 PorscheCustomer sshd[5666]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.55.145.31
...
2020-07-30 08:10:19
attackbotsspam
Jul 12 20:01:09 vlre-nyc-1 sshd\[29738\]: Invalid user lucky from 45.55.145.31
Jul 12 20:01:09 vlre-nyc-1 sshd\[29738\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.55.145.31
Jul 12 20:01:11 vlre-nyc-1 sshd\[29738\]: Failed password for invalid user lucky from 45.55.145.31 port 46320 ssh2
Jul 12 20:03:01 vlre-nyc-1 sshd\[29797\]: Invalid user rakesh from 45.55.145.31
Jul 12 20:03:01 vlre-nyc-1 sshd\[29797\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.55.145.31
...
2020-07-13 04:17:27
attackbotsspam
2020-07-12T14:36:46.680848centos sshd[13629]: Invalid user sureshbabu from 45.55.145.31 port 46239
2020-07-12T14:36:48.648042centos sshd[13629]: Failed password for invalid user sureshbabu from 45.55.145.31 port 46239 ssh2
2020-07-12T14:39:37.958224centos sshd[13805]: Invalid user ekim from 45.55.145.31 port 44568
...
2020-07-12 23:33:16
attackspambots
Jul  4 09:51:04 NPSTNNYC01T sshd[25655]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.55.145.31
Jul  4 09:51:06 NPSTNNYC01T sshd[25655]: Failed password for invalid user wq from 45.55.145.31 port 33521 ssh2
Jul  4 09:53:10 NPSTNNYC01T sshd[25802]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.55.145.31
...
2020-07-05 03:05:09
attack
Jul  3 14:16:06 plex-server sshd[660156]: Invalid user haldaemon from 45.55.145.31 port 56322
Jul  3 14:16:06 plex-server sshd[660156]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.55.145.31 
Jul  3 14:16:06 plex-server sshd[660156]: Invalid user haldaemon from 45.55.145.31 port 56322
Jul  3 14:16:09 plex-server sshd[660156]: Failed password for invalid user haldaemon from 45.55.145.31 port 56322 ssh2
Jul  3 14:18:54 plex-server sshd[660444]: Invalid user robert from 45.55.145.31 port 50260
...
2020-07-04 00:42:11
attackspam
Jun 30 02:37:01 ws24vmsma01 sshd[242412]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.55.145.31
Jun 30 02:37:03 ws24vmsma01 sshd[242412]: Failed password for invalid user flynn from 45.55.145.31 port 42885 ssh2
...
2020-06-30 18:36:42
attack
Jun 27 10:06:11 scw-tender-jepsen sshd[22257]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.55.145.31
Jun 27 10:06:13 scw-tender-jepsen sshd[22257]: Failed password for invalid user ftp1 from 45.55.145.31 port 37870 ssh2
2020-06-27 19:32:10
attackbotsspam
Jun 24 14:20:57 odroid64 sshd\[22304\]: User root from 45.55.145.31 not allowed because not listed in AllowUsers
Jun 24 14:20:57 odroid64 sshd\[22304\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.55.145.31  user=root
...
2020-06-24 23:32:02
attack
no
2020-06-19 00:36:11
attack
Jun  6 23:44:26 NPSTNNYC01T sshd[4002]: Failed password for root from 45.55.145.31 port 34514 ssh2
Jun  6 23:47:44 NPSTNNYC01T sshd[4401]: Failed password for root from 45.55.145.31 port 35792 ssh2
...
2020-06-07 17:02:16
attack
Jun  5 21:29:02 ip-172-31-61-156 sshd[4367]: Failed password for root from 45.55.145.31 port 42950 ssh2
Jun  5 21:29:01 ip-172-31-61-156 sshd[4367]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.55.145.31  user=root
Jun  5 21:29:02 ip-172-31-61-156 sshd[4367]: Failed password for root from 45.55.145.31 port 42950 ssh2
Jun  5 21:30:12 ip-172-31-61-156 sshd[4416]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.55.145.31  user=root
Jun  5 21:30:13 ip-172-31-61-156 sshd[4416]: Failed password for root from 45.55.145.31 port 52144 ssh2
...
2020-06-06 05:51:57
attackbots
Jun  3 15:43:44 server1 sshd\[9285\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.55.145.31  user=root
Jun  3 15:43:47 server1 sshd\[9285\]: Failed password for root from 45.55.145.31 port 54907 ssh2
Jun  3 15:47:06 server1 sshd\[10339\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.55.145.31  user=root
Jun  3 15:47:08 server1 sshd\[10339\]: Failed password for root from 45.55.145.31 port 57015 ssh2
Jun  3 15:50:22 server1 sshd\[11375\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.55.145.31  user=root
...
2020-06-04 06:02:09
attack
2020-05-28T06:28:04.558318abusebot-5.cloudsearch.cf sshd[24643]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.55.145.31  user=root
2020-05-28T06:28:07.204660abusebot-5.cloudsearch.cf sshd[24643]: Failed password for root from 45.55.145.31 port 36665 ssh2
2020-05-28T06:31:01.881526abusebot-5.cloudsearch.cf sshd[24689]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.55.145.31  user=root
2020-05-28T06:31:04.161279abusebot-5.cloudsearch.cf sshd[24689]: Failed password for root from 45.55.145.31 port 35911 ssh2
2020-05-28T06:34:04.718781abusebot-5.cloudsearch.cf sshd[24741]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.55.145.31  user=root
2020-05-28T06:34:07.455168abusebot-5.cloudsearch.cf sshd[24741]: Failed password for root from 45.55.145.31 port 35153 ssh2
2020-05-28T06:37:00.349993abusebot-5.cloudsearch.cf sshd[24745]: pam_unix(sshd:auth): authenticat
...
2020-05-28 16:01:14
attackspam
May 27 14:14:02 l02a sshd[9433]: Invalid user ubnt from 45.55.145.31
May 27 14:14:02 l02a sshd[9433]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.55.145.31 
May 27 14:14:02 l02a sshd[9433]: Invalid user ubnt from 45.55.145.31
May 27 14:14:05 l02a sshd[9433]: Failed password for invalid user ubnt from 45.55.145.31 port 48372 ssh2
2020-05-27 23:35:31
Comments on same subnet:
No discussion about this subnet yet..
Whois info:
b
Dig info:

; <<>> DiG 9.10.3-P4-Ubuntu <<>> 45.55.145.31
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 34126
;; flags: qr rd ra ad; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 4096
;; QUESTION SECTION:
;45.55.145.31.			IN	A

;; AUTHORITY SECTION:
.			3600	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2019032802 1800 900 604800 86400

;; Query time: 3 msec
;; SERVER: 67.207.67.3#53(67.207.67.3)
;; WHEN: Fri Mar 29 11:00:15 +08 2019
;; MSG SIZE  rcvd: 116

Host info
Host 31.145.55.45.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		67.207.67.3
Address:	67.207.67.3#53

** server can't find 31.145.55.45.in-addr.arpa: NXDOMAIN

Related IP info:
Related comments:
IP Type Details Datetime
79.27.17.214 attack
Repeated attempts against wp-login
2020-05-21 03:02:12
177.87.154.2 attack
May 20 21:07:18 vps687878 sshd\[25406\]: Failed password for invalid user zgb from 177.87.154.2 port 37932 ssh2
May 20 21:11:21 vps687878 sshd\[25956\]: Invalid user obd from 177.87.154.2 port 41106
May 20 21:11:21 vps687878 sshd\[25956\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=177.87.154.2
May 20 21:11:23 vps687878 sshd\[25956\]: Failed password for invalid user obd from 177.87.154.2 port 41106 ssh2
May 20 21:15:26 vps687878 sshd\[26389\]: Invalid user jan from 177.87.154.2 port 44280
May 20 21:15:26 vps687878 sshd\[26389\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=177.87.154.2
...
2020-05-21 03:22:27
46.161.27.48 attack
ET CINS Active Threat Intelligence Poor Reputation IP group 28 - port: 6655 proto: TCP cat: Misc Attack
2020-05-21 03:09:14
128.14.209.227 attack
05/20/2020-12:02:46.987356 128.14.209.227 Protocol: 6 ET SCAN NMAP -sS window 1024
2020-05-21 02:59:14
182.72.99.196 attackspam
May 20 18:19:00 OPSO sshd\[26343\]: Invalid user idm from 182.72.99.196 port 10798
May 20 18:19:00 OPSO sshd\[26343\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=182.72.99.196
May 20 18:19:02 OPSO sshd\[26343\]: Failed password for invalid user idm from 182.72.99.196 port 10798 ssh2
May 20 18:23:48 OPSO sshd\[27119\]: Invalid user naj from 182.72.99.196 port 11406
May 20 18:23:48 OPSO sshd\[27119\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=182.72.99.196
2020-05-21 02:53:35
222.128.20.226 attackspam
SSH bruteforce
2020-05-21 03:18:43
36.224.209.213 attack
Unauthorized connection attempt detected from IP address 36.224.209.213 to port 23 [T]
2020-05-21 03:16:29
128.199.177.16 attack
Invalid user smtp from 128.199.177.16 port 40648
2020-05-21 02:58:56
45.13.93.82 attack
Port scan on 8 port(s): 81 88 1080 1189 3000 8083 9002 9797
2020-05-21 03:11:34
186.216.68.121 attackbots
(smtpauth) Failed SMTP AUTH login from 186.216.68.121 (BR/Brazil/186-216-68-121.uni-wr.mastercabo.com.br): 1 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_TRIGGER; Logs: 2020-05-20 20:31:05 plain authenticator failed for ([186.216.68.121]) [186.216.68.121]: 535 Incorrect authentication data (set_id=m.kamran@safanicu.com)
2020-05-21 03:22:12
196.223.227.102 attackspambots
Automatic report - Port Scan Attack
2020-05-21 03:20:32
162.243.135.175 attackbotsspam
Automatic report - Port Scan Attack
2020-05-21 02:44:47
213.14.244.69 attackspambots
20/5/20@12:00:04: FAIL: Alarm-Network address from=213.14.244.69
...
2020-05-21 03:19:38
40.79.154.85 attackspambots
SmallBizIT.US 4 packets to tcp(62245,62346,63268,65279)
2020-05-21 03:13:00
45.134.179.57 attackbots
May 20 20:35:45 debian-2gb-nbg1-2 kernel: \[12258571.019747\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:0e:18:f4:d2:74:7f:6e:37:e3:08:00 SRC=45.134.179.57 DST=195.201.40.59 LEN=40 TOS=0x00 PREC=0x00 TTL=246 ID=8709 PROTO=TCP SPT=53294 DPT=1237 WINDOW=1024 RES=0x00 SYN URGP=0
2020-05-21 02:47:46

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