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: Chicago

Region: Illinois

Country: United States

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:       164.155.0.0 - 164.155.255.255
CIDR:           164.155.0.0/16
NetName:        AFRINIC-164-155-0-0
NetHandle:      NET-164-155-0-0-1
Parent:         NET164 (NET-164-0-0-0-0)
NetType:        Transferred to AfriNIC
OriginAS:       
Organization:   African Network Information Center (AFRINIC)
RegDate:        2005-02-21
Updated:        2005-02-21
Comment:        This IP address range is under AFRINIC responsibility.
Comment:        Please see http://www.afrinic.net/ for further details,
Comment:        or check the WHOIS server located at whois.afrinic.net.
Ref:            https://rdap.arin.net/registry/ip/164.155.0.0

ResourceLink:  http://afrinic.net/en/services/whois-query
ResourceLink:  whois.afrinic.net


OrgName:        African Network Information Center
OrgId:          AFRINIC
Address:        Level 11ABC
Address:        Raffles Tower
Address:        Lot 19, Cybercity
City:           Ebene
StateProv:      
PostalCode:     
Country:        MU
RegDate:        2004-05-17
Updated:        2015-05-04
Comment:        AfriNIC - http://www.afrinic.net
Comment:        The African & Indian Ocean Internet Registry
Ref:            https://rdap.arin.net/registry/entity/AFRINIC

ReferralServer:  whois://whois.afrinic.net
ResourceLink:  http://afrinic.net/en/services/whois-query

OrgAbuseHandle: GENER11-ARIN
OrgAbuseName:   Generic POC
OrgAbusePhone:  +230 4666616 
OrgAbuseEmail:  abusepoc@afrinic.net
OrgAbuseRef:    https://rdap.arin.net/registry/entity/GENER11-ARIN

OrgTechHandle: GENER11-ARIN
OrgTechName:   Generic POC
OrgTechPhone:  +230 4666616 
OrgTechEmail:  abusepoc@afrinic.net
OrgTechRef:    https://rdap.arin.net/registry/entity/GENER11-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.
#



Found a referral to whois.afrinic.net.

% This is the AfriNIC Whois server.
% The AFRINIC whois database is subject to  the following terms of Use. See https://afrinic.net/whois/terms

% Note: this output has been filtered.
%       To receive output for a database update, use the "-B" flag.

% Information related to '164.155.0.0 - 164.155.255.255'

% No abuse contact registered for 164.155.0.0 - 164.155.255.255

inetnum:        164.155.0.0 - 164.155.255.255
netname:        SENTRACHEM
descr:          Sentrachem Limited
descr:          PO BOX 781811
descr:          Sandton, 2146
country:        ZA
org:            ORG-SL72-AFRINIC
admin-c:        ALH1-AFRINIC
tech-c:         ALH1-AFRINIC
status:         ASSIGNED PI
remarks:        ============REMARK===================
remarks:        The custodianship of this IP prefix is presently
remarks:        deemed to be in dispute. Consequently,
remarks:        no change request pertaining to this particular
remarks:        prefix will be entertained by AFRINIC until the
remarks:        issue is finally resolved between the disputants
remarks:        themselves or by a competent authority.
remarks:        Further, whilst the current holder of the said prefix
remarks:        continues to hold same, AFRINIC shall bear no
remarks:        responsibility whatsoever in relation thereto and
remarks:        disputants are encouraged to resolve the said
remarks:        dispute expeditiously.
remarks:        ============REMARK====================
mnt-by:         AFRINIC-HM-MNT
mnt-lower:      AFRINIC-LH-MNT
source:         AFRINIC # Filtered
parent:         0.0.0.0 - 255.255.255.255

organisation:   ORG-SL72-AFRINIC
org-name:       Sentrachem Limited
org-type:       EU-PI
country:        ZA
address:        PO BOX 781811
address:        Sandton, 2146
address:        Johannesburg
phone:          tel:+230-403-5100
admin-c:        ALH1-AFRINIC
tech-c:         ALH1-AFRINIC
mnt-ref:        AFRINIC-HM-MNT
mnt-ref:        AFRINIC-LH-MNT
mnt-by:         AFRINIC-HM-MNT
source:         AFRINIC # Filtered

role:           AFRINIC LH HOSTMASTERS
address:        11th Floor, Standard Chartered Tower
address:        19, Cybercity
address:        Ebène, Mauritius
admin-c:        JC17-AFRINIC
tech-c:         JC17-AFRINIC
tech-c:         NMB1-AFRINIC
nic-hdl:        ALH1-AFRINIC
mnt-by:         AFRINIC-LH-MNT
source:         AFRINIC # Filtered
Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 164.155.74.121
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 34298
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;164.155.74.121.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2026032300 1800 900 604800 86400

;; Query time: 6 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Mon Mar 23 23:33:16 CST 2026
;; MSG SIZE  rcvd: 107
Host info
b'Host 121.74.155.164.in-addr.arpa not found: 2(SERVFAIL)
'
Nslookup info:
server can't find 164.155.74.121.in-addr.arpa: SERVFAIL
Related IP info:
Related comments:
IP Type Details Datetime
138.36.201.134 attackspambots
(smtpauth) Failed SMTP AUTH login from 138.36.201.134 (BR/Brazil/-): 1 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_TRIGGER; Logs: 2020-05-24 08:24:37 plain authenticator failed for ([138.36.201.134]) [138.36.201.134]: 535 Incorrect authentication data (set_id=md)
2020-05-24 13:13:55
88.147.153.101 attackspam
Probing sign-up form.
2020-05-24 13:03:46
189.45.198.214 attackspam
(smtpauth) Failed SMTP AUTH login from 189.45.198.214 (BR/Brazil/189-45-198-214.tpa.net.br): 1 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_TRIGGER; Logs: 2020-05-24 08:24:45 plain authenticator failed for ([189.45.198.214]) [189.45.198.214]: 535 Incorrect authentication data (set_id=hisham)
2020-05-24 13:12:37
106.13.215.17 attackspambots
Invalid user kvn from 106.13.215.17 port 52670
2020-05-24 13:06:55
37.187.181.155 attackspambots
Invalid user jsj from 37.187.181.155 port 53098
2020-05-24 13:21:53
49.233.186.66 attackspam
(sshd) Failed SSH login from 49.233.186.66 (CN/China/-): 5 in the last 3600 secs
2020-05-24 13:11:24
222.186.30.167 attackspam
May 24 07:00:36 abendstille sshd\[29661\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.30.167  user=root
May 24 07:00:37 abendstille sshd\[29661\]: Failed password for root from 222.186.30.167 port 32421 ssh2
May 24 07:00:46 abendstille sshd\[29752\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.30.167  user=root
May 24 07:00:48 abendstille sshd\[29752\]: Failed password for root from 222.186.30.167 port 40762 ssh2
May 24 07:00:50 abendstille sshd\[29752\]: Failed password for root from 222.186.30.167 port 40762 ssh2
...
2020-05-24 13:04:47
222.186.42.7 attackbotsspam
24.05.2020 05:18:51 SSH access blocked by firewall
2020-05-24 13:23:54
188.170.189.129 attackbotsspam
Brute forcing RDP port 3389
2020-05-24 13:10:12
222.186.190.14 attackbotsspam
May 24 15:18:43 localhost sshd[1605727]: Disconnected from 222.186.190.14 port 64651 [preauth]
...
2020-05-24 13:19:22
112.85.42.87 attackbots
May 23 18:55:34 sachi sshd\[26606\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=112.85.42.87  user=root
May 23 18:55:36 sachi sshd\[26606\]: Failed password for root from 112.85.42.87 port 13971 ssh2
May 23 18:58:37 sachi sshd\[26928\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=112.85.42.87  user=root
May 23 18:58:39 sachi sshd\[26928\]: Failed password for root from 112.85.42.87 port 23208 ssh2
May 23 19:01:32 sachi sshd\[27175\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=112.85.42.87  user=root
2020-05-24 13:02:44
222.186.173.154 attackbotsspam
May 24 07:23:25 ns381471 sshd[15808]: Failed password for root from 222.186.173.154 port 54772 ssh2
May 24 07:23:40 ns381471 sshd[15808]: error: maximum authentication attempts exceeded for root from 222.186.173.154 port 54772 ssh2 [preauth]
2020-05-24 13:29:59
183.89.237.36 attackbotsspam
(imapd) Failed IMAP login from 183.89.237.36 (TH/Thailand/mx-ll-183.89.237-36.dynamic.3bb.in.th): 1 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_TRIGGER; Logs: May 24 08:25:00 ir1 dovecot[2885757]: imap-login: Disconnected (auth failed, 1 attempts in 4 secs): user=, method=PLAIN, rip=183.89.237.36, lip=5.63.12.44, session=
2020-05-24 13:01:06
167.99.137.75 attack
k+ssh-bruteforce
2020-05-24 13:00:29
182.61.175.219 attackbots
(sshd) Failed SSH login from 182.61.175.219 (CN/China/-): 5 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_SSHD; Logs: May 24 05:42:58 amsweb01 sshd[3925]: Invalid user nzt from 182.61.175.219 port 59532
May 24 05:43:00 amsweb01 sshd[3925]: Failed password for invalid user nzt from 182.61.175.219 port 59532 ssh2
May 24 06:00:09 amsweb01 sshd[11948]: Invalid user bju from 182.61.175.219 port 57646
May 24 06:00:12 amsweb01 sshd[11948]: Failed password for invalid user bju from 182.61.175.219 port 57646 ssh2
May 24 06:04:37 amsweb01 sshd[12207]: Invalid user xe from 182.61.175.219 port 35260
2020-05-24 13:34:08

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