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: Lithuania

Internet Service Provider: unknown

Hostname: unknown

Organization: unknown

Usage Type: unknown

Comments:
No discussion about this IP yet. Click above link to make one.
Comments on same subnet:
No discussion about this subnet yet..
Whois info:
#
# 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:       45.135.164.0 - 45.138.163.255
CIDR:           45.135.168.0/21, 45.136.0.0/15, 45.138.128.0/19, 45.135.164.0/22, 45.135.176.0/20, 45.138.0.0/17, 45.138.160.0/22, 45.135.192.0/18
NetName:        RIPE
NetHandle:      NET-45-135-164-0-1
Parent:         NET45 (NET-45-0-0-0-0)
NetType:        Early Registrations, Transferred to RIPE NCC
OriginAS:       
Organization:   RIPE Network Coordination Centre (RIPE)
RegDate:        2014-05-22
Updated:        2025-02-10
Comment:        These addresses have been further assigned to users in the RIPE NCC region. Please note that the organization and point of contact details listed below are those of the RIPE NCC not the current address holder. ** You can find user contact information for the current address holder in the RIPE database at http://www.ripe.net/whois.
Ref:            https://rdap.arin.net/registry/ip/45.135.164.0

ResourceLink:  https://apps.db.ripe.net/db-web-ui/query
ResourceLink:  whois.ripe.net


OrgName:        RIPE Network Coordination Centre
OrgId:          RIPE
Address:        P.O. Box 10096
City:           Amsterdam
StateProv:      
PostalCode:     1001EB
Country:        NL
RegDate:        
Updated:        2013-07-29
Ref:            https://rdap.arin.net/registry/entity/RIPE

ReferralServer:  whois.ripe.net
ResourceLink:  https://apps.db.ripe.net/db-web-ui/query

OrgAbuseHandle: ABUSE3850-ARIN
OrgAbuseName:   Abuse Contact
OrgAbusePhone:  +31205354444 
OrgAbuseEmail:  abuse@ripe.net
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE3850-ARIN

OrgTechHandle: RNO29-ARIN
OrgTechName:   RIPE NCC Operations
OrgTechPhone:  +31 20 535 4444 
OrgTechEmail:  hostmaster@ripe.net
OrgTechRef:    https://rdap.arin.net/registry/entity/RNO29-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 info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 45.138.12.21
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 61072
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;45.138.12.21.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2026091802 1800 900 604800 86400

;; Query time: 8 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Sat Sep 19 04:00:10 CST 2026
;; MSG SIZE  rcvd: 105
Host info
Host 21.12.138.45.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 21.12.138.45.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
51.75.53.115 attack
Oct 21 17:50:42 wbs sshd\[23670\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=ns3136560.ip-51-75-53.eu  user=root
Oct 21 17:50:44 wbs sshd\[23670\]: Failed password for root from 51.75.53.115 port 36744 ssh2
Oct 21 17:54:32 wbs sshd\[24003\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=ns3136560.ip-51-75-53.eu  user=root
Oct 21 17:54:34 wbs sshd\[24003\]: Failed password for root from 51.75.53.115 port 47746 ssh2
Oct 21 17:58:28 wbs sshd\[24324\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=ns3136560.ip-51-75-53.eu  user=root
2019-10-22 12:06:18
154.16.171.6 attack
WP_xmlrpc_attack
2019-10-22 08:11:09
68.183.110.49 attackbots
$f2bV_matches
2019-10-22 12:34:08
80.211.129.148 attack
Oct 22 05:54:07 MK-Soft-VM6 sshd[23169]: Failed password for root from 80.211.129.148 port 42774 ssh2
...
2019-10-22 12:18:13
222.186.190.2 attackspambots
Oct 22 06:18:14 rotator sshd\[5514\]: Failed password for root from 222.186.190.2 port 37840 ssh2Oct 22 06:18:18 rotator sshd\[5514\]: Failed password for root from 222.186.190.2 port 37840 ssh2Oct 22 06:18:22 rotator sshd\[5514\]: Failed password for root from 222.186.190.2 port 37840 ssh2Oct 22 06:18:27 rotator sshd\[5514\]: Failed password for root from 222.186.190.2 port 37840 ssh2Oct 22 06:18:31 rotator sshd\[5514\]: Failed password for root from 222.186.190.2 port 37840 ssh2Oct 22 06:18:41 rotator sshd\[5525\]: Failed password for root from 222.186.190.2 port 57448 ssh2
...
2019-10-22 12:23:19
80.67.172.162 attack
Oct 22 05:58:07 rotator sshd\[1918\]: Failed password for root from 80.67.172.162 port 37640 ssh2Oct 22 05:58:10 rotator sshd\[1918\]: Failed password for root from 80.67.172.162 port 37640 ssh2Oct 22 05:58:12 rotator sshd\[1918\]: Failed password for root from 80.67.172.162 port 37640 ssh2Oct 22 05:58:14 rotator sshd\[1918\]: Failed password for root from 80.67.172.162 port 37640 ssh2Oct 22 05:58:17 rotator sshd\[1918\]: Failed password for root from 80.67.172.162 port 37640 ssh2Oct 22 05:58:20 rotator sshd\[1918\]: Failed password for root from 80.67.172.162 port 37640 ssh2
...
2019-10-22 12:09:17
51.254.79.235 attackspam
Oct 22 06:50:25 site2 sshd\[38854\]: Invalid user diana from 51.254.79.235Oct 22 06:50:27 site2 sshd\[38854\]: Failed password for invalid user diana from 51.254.79.235 port 59460 ssh2Oct 22 06:54:19 site2 sshd\[38929\]: Invalid user pass from 51.254.79.235Oct 22 06:54:21 site2 sshd\[38929\]: Failed password for invalid user pass from 51.254.79.235 port 41726 ssh2Oct 22 06:58:19 site2 sshd\[39013\]: Invalid user llj33lsdl from 51.254.79.235
...
2019-10-22 12:10:53
143.137.191.41 attackbotsspam
Automatic report - XMLRPC Attack
2019-10-22 12:07:44
45.203.97.58 attackbots
2019-10-22T11:01:44.498659enmeeting.mahidol.ac.th sshd\[4857\]: User postgres from 45.203.97.58 not allowed because not listed in AllowUsers
2019-10-22T11:01:44.512181enmeeting.mahidol.ac.th sshd\[4857\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.203.97.58  user=postgres
2019-10-22T11:01:46.689212enmeeting.mahidol.ac.th sshd\[4857\]: Failed password for invalid user postgres from 45.203.97.58 port 59513 ssh2
...
2019-10-22 12:09:39
222.186.180.17 attackspambots
k+ssh-bruteforce
2019-10-22 12:11:20
173.208.152.250 attack
Unauthorised access (Oct 22) SRC=173.208.152.250 LEN=52 TTL=241 ID=4678 TCP DPT=1433 WINDOW=63443 SYN
2019-10-22 12:00:03
192.236.160.165 attackbotsspam
2019-10-22T11:16:02.499179enmeeting.mahidol.ac.th sshd\[5351\]: Invalid user ubnt from 192.236.160.165 port 38266
2019-10-22T11:16:02.519707enmeeting.mahidol.ac.th sshd\[5351\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=hwsrv-622636.hostwindsdns.com
2019-10-22T11:16:04.850597enmeeting.mahidol.ac.th sshd\[5351\]: Failed password for invalid user ubnt from 192.236.160.165 port 38266 ssh2
...
2019-10-22 12:16:56
185.142.236.34 attackbots
UTC: 2019-10-21 port: 26/tcp
2019-10-22 12:28:07
222.186.175.155 attackspambots
2019-10-22T05:24:09.211003+01:00 suse sshd[26585]: User root from 222.186.175.155 not allowed because not listed in AllowUsers
2019-10-22T05:24:13.720369+01:00 suse sshd[26585]: error: PAM: Authentication failure for illegal user root from 222.186.175.155
2019-10-22T05:24:09.211003+01:00 suse sshd[26585]: User root from 222.186.175.155 not allowed because not listed in AllowUsers
2019-10-22T05:24:13.720369+01:00 suse sshd[26585]: error: PAM: Authentication failure for illegal user root from 222.186.175.155
2019-10-22T05:24:09.211003+01:00 suse sshd[26585]: User root from 222.186.175.155 not allowed because not listed in AllowUsers
2019-10-22T05:24:13.720369+01:00 suse sshd[26585]: error: PAM: Authentication failure for illegal user root from 222.186.175.155
2019-10-22T05:24:13.725278+01:00 suse sshd[26585]: Failed keyboard-interactive/pam for invalid user root from 222.186.175.155 port 60768 ssh2
...
2019-10-22 12:27:41
220.130.190.13 attack
Oct 21 17:49:49 hanapaa sshd\[12829\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=220-130-190-13.hinet-ip.hinet.net  user=root
Oct 21 17:49:52 hanapaa sshd\[12829\]: Failed password for root from 220.130.190.13 port 14721 ssh2
Oct 21 17:54:04 hanapaa sshd\[13204\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=220-130-190-13.hinet-ip.hinet.net  user=root
Oct 21 17:54:06 hanapaa sshd\[13204\]: Failed password for root from 220.130.190.13 port 54325 ssh2
Oct 21 17:58:24 hanapaa sshd\[13564\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=220-130-190-13.hinet-ip.hinet.net  user=root
2019-10-22 12:06:55

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