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
OrgAbuseHandle: COGEN-ARIN
OrgAbuseName: Cogent Abuse
OrgAbusePhone: +1-877-875-4311
OrgAbuseEmail: abuse@cogentco.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/COGEN-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
#
# 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:NET4-2622000013
network:Network-Name:NET4-2622000013
network:IP-Network:38.34.0.0/19
network:Org-Name:NetLab
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:2026-01-27 11:55:05
%ok; <<>> DiG 9.10.3-P4-Ubuntu <<>> 38.34.8.172
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 13804
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0
;; QUESTION SECTION:
;38.34.8.172. IN A
;; AUTHORITY SECTION:
. 30 IN SOA a.root-servers.net. nstld.verisign-grs.com. 2026042402 1800 900 604800 86400
;; Query time: 9 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Sat Apr 25 10:01:40 CST 2026
;; MSG SIZE rcvd: 104Host 172.8.34.38.in-addr.arpa. not found: 3(NXDOMAIN)Server: 183.60.83.19
Address: 183.60.83.19#53
** server can't find 172.8.34.38.in-addr.arpa: NXDOMAIN| IP | Type | Details | Datetime |
|---|---|---|---|
| 119.155.153.115 | attack | Unauthorized connection attempt from IP address 119.155.153.115 on Port 445(SMB) |
2020-03-11 02:08:00 |
| 222.124.185.123 | attack | Automatic report - SSH Brute-Force Attack |
2020-03-11 01:39:26 |
| 104.248.7.148 | attackspam | Mar 10 17:24:15 silence02 sshd[6847]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=104.248.7.148 Mar 10 17:24:17 silence02 sshd[6847]: Failed password for invalid user ts3srv from 104.248.7.148 port 46890 ssh2 Mar 10 17:31:48 silence02 sshd[7231]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=104.248.7.148 |
2020-03-11 02:09:32 |
| 23.101.123.32 | attackbotsspam | SSH Brute-Force reported by Fail2Ban |
2020-03-11 01:53:13 |
| 2.88.187.1 | attackspam | 1583831827 - 03/10/2020 10:17:07 Host: 2.88.187.1/2.88.187.1 Port: 445 TCP Blocked |
2020-03-11 01:50:35 |
| 60.30.98.194 | attack | Mar 10 22:41:51 gw1 sshd[2877]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=60.30.98.194 Mar 10 22:41:53 gw1 sshd[2877]: Failed password for invalid user centos from 60.30.98.194 port 36195 ssh2 ... |
2020-03-11 02:01:49 |
| 51.91.159.152 | attackbots | 2020-03-10T16:09:44.983701scmdmz1 sshd[17944]: Failed password for invalid user hadoop from 51.91.159.152 port 59210 ssh2 2020-03-10T16:13:28.370590scmdmz1 sshd[18415]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=152.ip-51-91-159.eu user=root 2020-03-10T16:13:31.058802scmdmz1 sshd[18415]: Failed password for root from 51.91.159.152 port 42532 ssh2 ... |
2020-03-11 02:03:08 |
| 159.203.36.154 | attack | 2020-03-10T16:25:20.752083abusebot-4.cloudsearch.cf sshd[21876]: Invalid user list from 159.203.36.154 port 33250 2020-03-10T16:25:20.759473abusebot-4.cloudsearch.cf sshd[21876]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=159.203.36.154 2020-03-10T16:25:20.752083abusebot-4.cloudsearch.cf sshd[21876]: Invalid user list from 159.203.36.154 port 33250 2020-03-10T16:25:22.396327abusebot-4.cloudsearch.cf sshd[21876]: Failed password for invalid user list from 159.203.36.154 port 33250 ssh2 2020-03-10T16:28:57.822064abusebot-4.cloudsearch.cf sshd[22121]: Invalid user hue from 159.203.36.154 port 57203 2020-03-10T16:28:57.827538abusebot-4.cloudsearch.cf sshd[22121]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=159.203.36.154 2020-03-10T16:28:57.822064abusebot-4.cloudsearch.cf sshd[22121]: Invalid user hue from 159.203.36.154 port 57203 2020-03-10T16:29:00.257204abusebot-4.cloudsearch.cf sshd[22121]: Failed ... |
2020-03-11 02:17:54 |
| 171.227.240.174 | attackbots | Unauthorized connection attempt from IP address 171.227.240.174 on Port 445(SMB) |
2020-03-11 02:13:19 |
| 146.185.181.64 | attackspam | Mar 10 11:12:18 *** sshd[17589]: Invalid user ogpbot from 146.185.181.64 |
2020-03-11 02:20:40 |
| 113.162.4.154 | attack | 20/3/10@05:16:41: FAIL: Alarm-Network address from=113.162.4.154 20/3/10@05:16:42: FAIL: Alarm-Network address from=113.162.4.154 ... |
2020-03-11 02:15:00 |
| 111.85.182.22 | attackspam | $f2bV_matches |
2020-03-11 02:22:15 |
| 123.206.118.47 | attackspambots | Mar 3 06:45:22 raspberrypi sshd\[15460\]: Invalid user overwatch from 123.206.118.47Mar 3 06:45:23 raspberrypi sshd\[15460\]: Failed password for invalid user overwatch from 123.206.118.47 port 59630 ssh2Mar 10 09:17:00 raspberrypi sshd\[1099\]: Invalid user eisp from 123.206.118.47 ... |
2020-03-11 01:55:32 |
| 222.186.173.180 | attackbots | Mar 10 23:44:23 areeb-Workstation sshd[28569]: Failed password for root from 222.186.173.180 port 10070 ssh2 Mar 10 23:44:27 areeb-Workstation sshd[28569]: Failed password for root from 222.186.173.180 port 10070 ssh2 ... |
2020-03-11 02:15:54 |
| 36.89.75.253 | attackbotsspam | Unauthorized connection attempt from IP address 36.89.75.253 on Port 445(SMB) |
2020-03-11 01:47:04 |