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AbuseIPDB » 172.68.24.21

172.68.24.21 was found in our database!

This IP was reported 13 times. Confidence of Abuse is 0%: ?

ISP	Cloudflare, Inc.
Usage Type	Data Center/Web Hosting/Transit
ASN	AS13335
Domain Name	cloudflare.com
Country	🇩🇪 Germany
City	Frankfurt am Main, Hesse

IP info including ISP, Usage Type, and Location provided by IPInfo. Updated weekly.

Important Note: 172.68.24.21 is an IP address from within our whitelist belonging to the subnet 172.64.0.0/13, which we identify as: "Cloudflare Reverse Proxy".

Whitelisted netblocks are typically owned by trusted entities, such as Google or Microsoft who may use them for search engine spiders. However, these same entities sometimes also provide cloud servers and mail services which are easily abused. Pay special attention when trusting or distrusting these IPs.

Report 172.68.24.21

Whois 172.68.24.21

IP Abuse Reports for 172.68.24.21:

This IP address has been reported a total of 13 times from 6 distinct sources. 172.68.24.21 was first reported on December 2nd 2020, and the most recent report was 23 hours ago.

Recent Reports: We have received reports of abusive activity from this IP address within the last week. It is potentially still actively engaged in abusive activities.

Reporter	IoA Timestamp (UTC)	Comment	Categories
🇨🇭 Mario Bretscher	2026-07-12 10:24:37 (23 hours ago)	12-Jul-2026 12:24:35.175 security: info: client @0x79b540078188 172.68.24.21#32446 (ns1.letsbuild.ch ... show more 12-Jul-2026 12:24:35.175 security: info: client @0x79b540078188 172.68.24.21#32446 (ns1.letsbuild.ch): view Extern: query 'ns1.letsbuild.ch/A/IN' denied 12-Jul-2026 12:24:35.177 security: info: client @0x79b548011318 172.68.24.21#55673 (ns1.letsbuild.ch): view Extern: query 'ns1.letsbuild.ch/AAAA/IN' denied 12-Jul-2026 12:24:35.279 security: info: client @0x79b540078188 172.68.24.21#47074 (ns3.letsbuild.ch): view Extern: query 'ns3.letsbuild.ch/A/IN' denied 12-Jul-2026 12:24:35.281 security: info: client @0x79b555cf1e88 172.68.24.21#17001 (ns3.letsbuild.ch): view Extern: query 'ns3.letsbuild.ch/AAAA/IN' denied 12-Jul-2026 12:24:35.336 security: info: client @0x79b548011318 172.68.24.21#31090 (letsbuild.ch): view Extern: query 'letsbuild.ch/DNSKEY/IN' denied ... show less	Web App Attack
🇬🇧 NotCool	2024-12-11 22:06:01 (1 year ago)	(PERMBLOCK) 172.68.24.21 (DE/Germany/-) has had more than 4 temp blocks in the last 86400 secs; Port ... show more (PERMBLOCK) 172.68.24.21 (DE/Germany/-) has had more than 4 temp blocks in the last 86400 secs; Ports: *; Direction: inout; Trigger: LF_PERMBLOCK_COUNT show less	Brute-Force
🇬🇧 NotCool	2024-12-11 09:40:49 (1 year ago)	(bind) bind triggered by 172.68.24.21 (DE/Germany/-): 10 in the last 3600 secs; Ports: ; Direction: ... show more (bind) bind triggered by 172.68.24.21 (DE/Germany/-): 10 in the last 3600 secs; Ports: ; Direction: inout; Trigger: LF_TRIGGER show less	Brute-Force
🇬🇧 NotCool	2024-12-11 03:52:37 (1 year ago)	Cluster member 192.168.56.66 (-) said, TEMPDENY 172.68.24.21, Reason:[(bind) bind triggered by 172.6 ... show more Cluster member 192.168.56.66 (-) said, TEMPDENY 172.68.24.21, Reason:[(bind) bind triggered by 172.68.24.21 (DE/Germany/-): 10 in the last 3600 secs]; Ports: *; Direction: inout; Trigger: LF_CLUSTER show less	Brute-Force
🇬🇧 NotCool	2024-12-10 19:27:54 (1 year ago)	Cluster member 192.168.56.166 (-) said, TEMPDENY 172.68.24.21, Reason:[(bind) bind triggered by 172. ... show more Cluster member 192.168.56.166 (-) said, TEMPDENY 172.68.24.21, Reason:[(bind) bind triggered by 172.68.24.21 (DE/Germany/-): 10 in the last 3600 secs]; Ports: *; Direction: inout; Trigger: LF_CLUSTER show less	Brute-Force
🇬🇧 NotCool	2024-12-10 08:44:49 (1 year ago)	(bind) bind triggered by 172.68.24.21 (DE/Germany/-): 10 in the last 3600 secs; Ports: ; Direction: ... show more (bind) bind triggered by 172.68.24.21 (DE/Germany/-): 10 in the last 3600 secs; Ports: ; Direction: inout; Trigger: LF_TRIGGER show less	Brute-Force
🇬🇧 NotCool	2024-12-09 06:58:59 (1 year ago)	(bind) bind triggered by 172.68.24.21 (DE/Germany/-): 10 in the last 3600 secs; Ports: ; Direction: ... show more (bind) bind triggered by 172.68.24.21 (DE/Germany/-): 10 in the last 3600 secs; Ports: ; Direction: inout; Trigger: LF_TRIGGER show less	Brute-Force
🇬🇧 NotCool	2024-12-08 05:50:45 (1 year ago)	(bind) bind triggered by 172.68.24.21 (DE/Germany/-): 10 in the last 3600 secs; Ports: ; Direction: ... show more (bind) bind triggered by 172.68.24.21 (DE/Germany/-): 10 in the last 3600 secs; Ports: ; Direction: inout; Trigger: LF_TRIGGER show less	Brute-Force
🇺🇸 VSM Networks	2022-02-23 16:42:37 (4 years ago)	Credential Stuffing	Brute-Force
🇬🇧 yourdreamnet.co.uk	2021-08-02 13:29:55 (4 years ago)	$f2bV_matches	Brute-Force SSH
🇺🇸 Evergreen Cloud Services	2021-03-15 07:27:15 (5 years ago)	(sshd) Failed SSH login from 172.68.24.21 (US/United States/-): 5 in the last 3600 secs; Ports: ; D ... show more (sshd) Failed SSH login from 172.68.24.21 (US/United States/-): 5 in the last 3600 secs; Ports: ; Direction: 1; Trigger: LF_SSHD; Logs: Mar 15 04:27:08 vps sshd[10281]: Did not receive identification string from 172.68.24.21 port 45389 Mar 15 04:27:08 vps sshd[10291]: Did not receive identification string from 172.68.24.21 port 49219 Mar 15 04:27:08 vps sshd[10302]: Did not receive identification string from 172.68.24.21 port 42859 Mar 15 04:27:08 vps sshd[10310]: Did not receive identification string from 172.68.24.21 port 63529 Mar 15 04:27:08 vps sshd[10317]: Did not receive identification string from 172.68.24.21 port 9661 show less	Brute-Force SSH
🇺🇸 Evergreen Cloud Services	2021-03-12 23:54:25 (5 years ago)	(sshd) Failed SSH login from 172.68.24.21 (US/United States/-): 5 in the last 3600 secs; Ports: ; D ... show more (sshd) Failed SSH login from 172.68.24.21 (US/United States/-): 5 in the last 3600 secs; Ports: ; Direction: 1; Trigger: LF_SSHD; Logs: Mar 12 20:54:21 vps sshd[4797]: Did not receive identification string from 172.68.24.21 port 19245 Mar 12 20:54:21 vps sshd[4801]: Did not receive identification string from 172.68.24.21 port 13611 Mar 12 20:54:22 vps sshd[4803]: Did not receive identification string from 172.68.24.21 port 54325 Mar 12 20:54:22 vps sshd[4805]: Did not receive identification string from 172.68.24.21 port 33277 Mar 12 20:54:22 vps sshd[4809]: Did not receive identification string from 172.68.24.21 port 14171 show less	Brute-Force SSH
🇬🇧 UKFast Security	2020-12-02 11:42:11 (5 years ago)	WordPress XML RPC POST Brute Force Attack	Web App Attack

Showing 1 to 13 of 13 reports

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