City: Los Angeles
Region: California
Country: United States
Internet Service Provider: unknown
Hostname: unknown
Organization: unknown
Usage Type: unknown
#
# 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: 38.0.0.0 - 38.255.255.255
CIDR: 38.0.0.0/8
NetName: COGENT-A
NetHandle: NET-38-0-0-0-1
Parent: ()
NetType: Direct Allocation
OriginAS:
Organization: Cogent Communications, LLC (COGC)
RegDate: 1991-04-16
Updated: 2025-09-23
Ref: https://rdap.arin.net/registry/ip/38.0.0.0
OrgName: Cogent Communications, LLC
OrgId: COGC
Address: 2450 N Street NW
City: Washington
StateProv: DC
PostalCode: 20037
Country: US
RegDate: 2000-05-30
Updated: 2025-09-23
Comment: Geofeed https://geofeed.cogentco.com/geofeed.csv
Ref: https://rdap.arin.net/registry/entity/COGC
ReferralServer: rwhois://rwhois.cogentco.com:4321
OrgTechHandle: IPALL-ARIN
OrgTechName: IP Allocation
OrgTechPhone: +1-877-875-4311
OrgTechEmail: ipalloc@cogentco.com
OrgTechRef: https://rdap.arin.net/registry/entity/IPALL-ARIN
OrgNOCHandle: ZC108-ARIN
OrgNOCName: Cogent Communications
OrgNOCPhone: +1-877-875-4311
OrgNOCEmail: noc@cogentco.com
OrgNOCRef: https://rdap.arin.net/registry/entity/ZC108-ARIN
OrgAbuseHandle: COGEN-ARIN
OrgAbuseName: Cogent Abuse
OrgAbusePhone: +1-877-875-4311
OrgAbuseEmail: abuse@cogentco.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/COGEN-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 rwhois.cogentco.com:4321.
%rwhois V-1.5:0010b0:00 rwhois.cogentco.com (CGNT rwhoisd 1.2.2)
network:ID:NET4-2653290018
network:Network-Name:NET4-2653290018
network:IP-Network:38.83.41.0/24
network:Org-Name:BACK WAVES LIMITED
network:Street-Address:624 SOUTH GRAND AVENUE
network:City:LOS ANGELES
network:State:CA
network:Country:US
network:Postal-Code:90017
network:Tech-Contact:ZC108-ARIN
network:Updated:2025-04-28 19:56:42
%ok; <<>> DiG 9.10.3-P4-Ubuntu <<>> 38.83.41.162
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 12542
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0
;; QUESTION SECTION:
;38.83.41.162. IN A
;; AUTHORITY SECTION:
. 30 IN SOA a.root-servers.net. nstld.verisign-grs.com. 2026032601 1800 900 604800 86400
;; Query time: 6 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Mar 27 11:05:34 CST 2026
;; MSG SIZE rcvd: 105Host 162.41.83.38.in-addr.arpa. not found: 3(NXDOMAIN)Server: 183.60.83.19
Address: 183.60.83.19#53
** server can't find 162.41.83.38.in-addr.arpa: NXDOMAIN| IP | Type | Details | Datetime |
|---|---|---|---|
| 201.211.137.112 | attackspam | Unauthorized connection attempt from IP address 201.211.137.112 on Port 445(SMB) |
2019-08-01 11:53:34 |
| 54.38.187.140 | attackbots | Jul 28 17:49:06 vpxxxxxxx22308 sshd[2307]: Invalid user a from 54.38.187.140 Jul 28 17:49:06 vpxxxxxxx22308 sshd[2307]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=54.38.187.140 Jul 28 17:49:08 vpxxxxxxx22308 sshd[2307]: Failed password for invalid user a from 54.38.187.140 port 38256 ssh2 Jul 28 17:50:27 vpxxxxxxx22308 sshd[2652]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=54.38.187.140 user=r.r Jul 28 17:50:29 vpxxxxxxx22308 sshd[2652]: Failed password for r.r from 54.38.187.140 port 58672 ssh2 ........ ----------------------------------------------- https://www.blocklist.de/en/view.html?ip=54.38.187.140 |
2019-08-01 12:28:12 |
| 73.92.116.135 | attackspam | Apr 18 02:48:31 ubuntu sshd[30874]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=73.92.116.135 Apr 18 02:48:33 ubuntu sshd[30874]: Failed password for invalid user sampserver from 73.92.116.135 port 50538 ssh2 Apr 18 02:51:09 ubuntu sshd[31258]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=73.92.116.135 |
2019-08-01 12:25:41 |
| 74.208.252.136 | attackspam | Apr 18 06:00:50 ubuntu sshd[20573]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=74.208.252.136 Apr 18 06:00:51 ubuntu sshd[20573]: Failed password for invalid user ftpuser from 74.208.252.136 port 33098 ssh2 Apr 18 06:03:02 ubuntu sshd[20642]: Failed password for git from 74.208.252.136 port 57400 ssh2 |
2019-08-01 11:39:30 |
| 131.100.76.133 | attackbots | Brute force attempt |
2019-08-01 11:48:20 |
| 38.89.141.192 | attack | 3389BruteforceFW23 |
2019-08-01 11:38:45 |
| 51.75.251.153 | attack | Invalid user kafka from 51.75.251.153 port 52864 pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.75.251.153 Failed password for invalid user kafka from 51.75.251.153 port 52864 ssh2 Invalid user deploy from 51.75.251.153 port 48310 pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.75.251.153 |
2019-08-01 11:59:05 |
| 106.12.206.253 | attackspambots | Aug 1 06:18:33 dedicated sshd[5405]: Invalid user fep from 106.12.206.253 port 35868 |
2019-08-01 12:34:44 |
| 134.175.219.34 | attackspambots | Aug 1 06:07:31 dedicated sshd[4112]: Invalid user pramod from 134.175.219.34 port 18962 |
2019-08-01 12:30:35 |
| 167.71.53.204 | attackbots | Jul 31 05:26:09 hostnameis sshd[51837]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=167.71.53.204 user=r.r Jul 31 05:26:10 hostnameis sshd[51837]: Failed password for r.r from 167.71.53.204 port 41364 ssh2 Jul 31 05:26:10 hostnameis sshd[51837]: Received disconnect from 167.71.53.204: 11: Bye Bye [preauth] Jul 31 05:26:11 hostnameis sshd[51839]: Invalid user admin from 167.71.53.204 Jul 31 05:26:11 hostnameis sshd[51839]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=167.71.53.204 Jul 31 05:26:13 hostnameis sshd[51839]: Failed password for invalid user admin from 167.71.53.204 port 42974 ssh2 Jul 31 05:26:13 hostnameis sshd[51839]: Received disconnect from 167.71.53.204: 11: Bye Bye [preauth] Jul 31 05:26:13 hostnameis sshd[51841]: Invalid user admin from 167.71.53.204 Jul 31 05:26:13 hostnameis sshd[51841]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ru........ ------------------------------ |
2019-08-01 11:58:38 |
| 36.88.136.206 | attackspambots | @LucianNitescu Personal Honeypot Network <<<>>> Donate at paypal.me/LNitescu <<<>>> 2019-07-31 22:46:14,473 INFO [amun_request_handler] PortScan Detected on Port: 445 (36.88.136.206) |
2019-08-01 11:27:02 |
| 106.42.216.156 | attackspambots | Unauthorized connection attempt from IP address 106.42.216.156 on Port 445(SMB) |
2019-08-01 11:55:30 |
| 103.236.253.28 | attackspam | Aug 1 04:50:06 debian sshd\[31322\]: Invalid user user from 103.236.253.28 port 37976 Aug 1 04:50:06 debian sshd\[31322\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.236.253.28 ... |
2019-08-01 12:31:32 |
| 49.77.92.132 | attackbotsspam | Brute force attempt |
2019-08-01 11:43:43 |
| 123.24.135.28 | attack | Unauthorized connection attempt from IP address 123.24.135.28 on Port 445(SMB) |
2019-08-01 11:40:41 |