City: Kansas City
Region: Missouri
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: 104.16.0.0 - 104.31.255.255
CIDR: 104.16.0.0/12
NetName: CLOUDFLARENET
NetHandle: NET-104-16-0-0-1
Parent: NET104 (NET-104-0-0-0-0)
NetType: Direct Allocation
OriginAS:
Organization: Cloudflare, Inc. (CLOUD14)
RegDate: 2014-03-28
Updated: 2024-09-04
Comment: All Cloudflare abuse reporting can be done via https://www.cloudflare.com/abuse
Comment: Geofeed: https://api.cloudflare.com/local-ip-ranges.csv
Ref: https://rdap.arin.net/registry/ip/104.16.0.0
OrgName: Cloudflare, Inc.
OrgId: CLOUD14
Address: 101 Townsend Street
City: San Francisco
StateProv: CA
PostalCode: 94107
Country: US
RegDate: 2010-07-09
Updated: 2024-11-25
Ref: https://rdap.arin.net/registry/entity/CLOUD14
OrgNOCHandle: CLOUD146-ARIN
OrgNOCName: Cloudflare-NOC
OrgNOCPhone: +1-650-319-8930
OrgNOCEmail: noc@cloudflare.com
OrgNOCRef: https://rdap.arin.net/registry/entity/CLOUD146-ARIN
OrgAbuseHandle: ABUSE2916-ARIN
OrgAbuseName: Abuse
OrgAbusePhone: +1-650-319-8930
OrgAbuseEmail: abuse@cloudflare.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/ABUSE2916-ARIN
OrgTechHandle: ADMIN2521-ARIN
OrgTechName: Admin
OrgTechPhone: +1-650-319-8930
OrgTechEmail: rir@cloudflare.com
OrgTechRef: https://rdap.arin.net/registry/entity/ADMIN2521-ARIN
OrgRoutingHandle: CLOUD146-ARIN
OrgRoutingName: Cloudflare-NOC
OrgRoutingPhone: +1-650-319-8930
OrgRoutingEmail: noc@cloudflare.com
OrgRoutingRef: https://rdap.arin.net/registry/entity/CLOUD146-ARIN
RAbuseHandle: ABUSE2916-ARIN
RAbuseName: Abuse
RAbusePhone: +1-650-319-8930
RAbuseEmail: abuse@cloudflare.com
RAbuseRef: https://rdap.arin.net/registry/entity/ABUSE2916-ARIN
RTechHandle: ADMIN2521-ARIN
RTechName: Admin
RTechPhone: +1-650-319-8930
RTechEmail: rir@cloudflare.com
RTechRef: https://rdap.arin.net/registry/entity/ADMIN2521-ARIN
RNOCHandle: NOC11962-ARIN
RNOCName: NOC
RNOCPhone: +1-650-319-8930
RNOCEmail: noc@cloudflare.com
RNOCRef: https://rdap.arin.net/registry/entity/NOC11962-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 9.10.3-P4-Ubuntu <<>> 104.28.251.194
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 30715
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0
;; QUESTION SECTION:
;104.28.251.194. IN A
;; AUTHORITY SECTION:
. 30 IN SOA a.root-servers.net. nstld.verisign-grs.com. 2026071100 1800 900 604800 86400
;; Query time: 12 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Sun Jul 12 00:00:46 CST 2026
;; MSG SIZE rcvd: 107Host 194.251.28.104.in-addr.arpa. not found: 3(NXDOMAIN)Server: 183.60.83.19
Address: 183.60.83.19#53
** server can't find 194.251.28.104.in-addr.arpa: NXDOMAIN| IP | Type | Details | Datetime |
|---|---|---|---|
| 156.227.5.12 | attackspambots | Sep 15 21:53:26 ns382633 sshd\[18526\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=156.227.5.12 user=root Sep 15 21:53:28 ns382633 sshd\[18526\]: Failed password for root from 156.227.5.12 port 53546 ssh2 Sep 15 21:53:31 ns382633 sshd\[18526\]: Failed password for root from 156.227.5.12 port 53546 ssh2 Sep 15 21:53:34 ns382633 sshd\[18526\]: Failed password for root from 156.227.5.12 port 53546 ssh2 Sep 15 21:53:36 ns382633 sshd\[18526\]: Failed password for root from 156.227.5.12 port 53546 ssh2 |
2020-09-16 07:12:43 |
| 161.35.148.75 | attack | 2020-09-15T13:04:08.387447linuxbox-skyline sshd[78694]: Invalid user mcserver from 161.35.148.75 port 49120 ... |
2020-09-16 06:45:23 |
| 185.139.56.186 | attackbots | RDP Bruteforce |
2020-09-16 06:42:54 |
| 191.243.0.44 | attackbots | RDP Bruteforce |
2020-09-16 06:59:35 |
| 103.103.29.29 | attackspambots | RDP Bruteforce |
2020-09-16 06:51:21 |
| 203.195.207.121 | attack | RDP Bruteforce |
2020-09-16 06:39:37 |
| 189.5.4.159 | attackbots | RDP Brute-Force (Grieskirchen RZ2) |
2020-09-16 06:41:46 |
| 103.194.250.38 | attackbots | Unauthorized connection attempt from IP address 103.194.250.38 on Port 445(SMB) |
2020-09-16 06:35:42 |
| 159.89.194.160 | attack | 2020-09-15 13:42:21.226129-0500 localhost sshd[25801]: Failed password for root from 159.89.194.160 port 37438 ssh2 |
2020-09-16 07:01:47 |
| 120.31.237.136 | attackbots | RDP Bruteforce |
2020-09-16 07:03:17 |
| 184.71.122.210 | attackspambots | RDPBrutePap24 |
2020-09-16 07:00:56 |
| 210.61.163.73 | attackspambots | RDP Bruteforce |
2020-09-16 06:56:56 |
| 120.31.239.194 | attackspam | RDP Bruteforce |
2020-09-16 07:03:00 |
| 46.46.85.97 | attack | 2020-09-15T19:34:22Z - RDP login failed multiple times. (46.46.85.97) |
2020-09-16 07:06:33 |
| 193.35.51.23 | attackspam | Sep 16 00:42:49 galaxy event: galaxy/lswi: smtp: rose@wirtschaftsinformatik-potsdam.de [193.35.51.23] authentication failure using internet password Sep 16 00:42:51 galaxy event: galaxy/lswi: smtp: rose [193.35.51.23] authentication failure using internet password Sep 16 00:43:28 galaxy event: galaxy/lswi: smtp: erich@wirtschaftsinformatik-potsdam.de [193.35.51.23] authentication failure using internet password Sep 16 00:43:30 galaxy event: galaxy/lswi: smtp: erich [193.35.51.23] authentication failure using internet password Sep 16 00:43:33 galaxy event: galaxy/lswi: smtp: nicolas@wirtschaftsinformatik-potsdam.de [193.35.51.23] authentication failure using internet password ... |
2020-09-16 06:59:01 |