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AbuseIPDB » 104.21.91.219

104.21.91.219 was found in our database!

This IP was reported 20 times. Confidence of Abuse is 0%: ?

ISP	Cloudflare, Inc.
Usage Type	Content Delivery Network
ASN	AS13335
Domain Name	cloudflare.com
Country	🇺🇸 United States of America
City	San Francisco, California

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

Important Note: 104.21.91.219 is an IP address from within our whitelist belonging to the subnet 104.16.0.0/13, 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 104.21.91.219

Whois 104.21.91.219

IP Abuse Reports for 104.21.91.219:

This IP address has been reported a total of 20 times from 3 distinct sources. 104.21.91.219 was first reported on April 17th 2021, and the most recent report was 10 months ago.

Old Reports: The most recent abuse report for this IP address is from 10 months ago . It is possible that this IP is no longer involved in abusive activities.

Reporter	IoA Timestamp (UTC)	Comment	Categories
🇺🇸 xmission.com	2025-08-08 07:01:14 (10 months ago)	Blocked by UFW (TCP on 34018) Source port: 443 TTL: 60 Packet length: 40 TOS: 0x00 This report (for ... show more Blocked by UFW (TCP on 34018) Source port: 443 TTL: 60 Packet length: 40 TOS: 0x00 This report (for 104.21.91.219) was generated by: https://github.com/sefinek/UFW-AbuseIPDB-Reporter show less	Port Scan
🇺🇸 xmission.com	2025-08-07 01:46:59 (10 months ago)	Blocked by UFW (TCP on 42988) Source port: 443 TTL: 53 Packet length: 40 TOS: 0x08 This report (for ... show more Blocked by UFW (TCP on 42988) Source port: 443 TTL: 53 Packet length: 40 TOS: 0x08 This report (for 104.21.91.219) was generated by: https://github.com/sefinek/UFW-AbuseIPDB-Reporter show less	Port Scan
🇺🇸 xmission.com	2025-08-06 11:19:56 (10 months ago)	Blocked by UFW (TCP on 58896) Source port: 443 TTL: 60 Packet length: 40 TOS: 0x00 This report (for ... show more Blocked by UFW (TCP on 58896) Source port: 443 TTL: 60 Packet length: 40 TOS: 0x00 This report (for 104.21.91.219) was generated by: https://github.com/sefinek/UFW-AbuseIPDB-Reporter show less	Port Scan
🇺🇸 xmission.com	2025-08-02 20:05:01 (10 months ago)	Blocked by UFW (TCP on 33620) Source port: 443 TTL: 53 Packet length: 40 TOS: 0x08 This report (for ... show more Blocked by UFW (TCP on 33620) Source port: 443 TTL: 53 Packet length: 40 TOS: 0x08 This report (for 104.21.91.219) was generated by: https://github.com/sefinek/UFW-AbuseIPDB-Reporter show less	Port Scan
🇺🇸 xmission.com	2025-08-02 02:20:27 (10 months ago)	Blocked by UFW (TCP on 60934) Source port: 443 TTL: 60 Packet length: 91 TOS: 0x00 This report (for ... show more Blocked by UFW (TCP on 60934) Source port: 443 TTL: 60 Packet length: 91 TOS: 0x00 This report (for 104.21.91.219) was generated by: https://github.com/sefinek/UFW-AbuseIPDB-Reporter show less	Port Scan
🇺🇸 xmission.com	2025-07-31 20:39:18 (10 months ago)	Blocked by UFW (TCP on 58432) Source port: 443 TTL: 60 Packet length: 52 TOS: 0x00 This report (for ... show more Blocked by UFW (TCP on 58432) Source port: 443 TTL: 60 Packet length: 52 TOS: 0x00 This report (for 104.21.91.219) was generated by: https://github.com/sefinek/UFW-AbuseIPDB-Reporter show less	Port Scan
🇺🇸 xmission.com	2025-07-31 00:11:45 (10 months ago)	Blocked by UFW (TCP on 33362) Source port: 443 TTL: 60 Packet length: 40 TOS: 0x00 This report (for ... show more Blocked by UFW (TCP on 33362) Source port: 443 TTL: 60 Packet length: 40 TOS: 0x00 This report (for 104.21.91.219) was generated by: https://github.com/sefinek/UFW-AbuseIPDB-Reporter show less	Port Scan
🇺🇸 xmission.com	2025-07-30 11:57:40 (10 months ago)	Blocked by UFW (TCP on 52902) Source port: 443 TTL: 60 Packet length: 40 TOS: 0x00 This report (for ... show more Blocked by UFW (TCP on 52902) Source port: 443 TTL: 60 Packet length: 40 TOS: 0x00 This report (for 104.21.91.219) was generated by: https://github.com/sefinek/UFW-AbuseIPDB-Reporter show less	Port Scan
🇺🇸 xmission.com	2025-07-29 16:13:20 (10 months ago)	Blocked by UFW (TCP on 37662) Source port: 443 TTL: 55 Packet length: 40 TOS: 0x08 This report (for ... show more Blocked by UFW (TCP on 37662) Source port: 443 TTL: 55 Packet length: 40 TOS: 0x08 This report (for 104.21.91.219) was generated by: https://github.com/sefinek/UFW-AbuseIPDB-Reporter show less	Port Scan
🇺🇸 xmission.com	2025-07-28 23:07:39 (10 months ago)	Blocked by UFW (TCP on 44466) Source port: 443 TTL: 60 Packet length: 52 TOS: 0x00 This report (for ... show more Blocked by UFW (TCP on 44466) Source port: 443 TTL: 60 Packet length: 52 TOS: 0x00 This report (for 104.21.91.219) was generated by: https://github.com/sefinek/UFW-AbuseIPDB-Reporter show less	Port Scan
🇺🇸 xmission.com	2025-07-26 04:24:59 (10 months ago)	Blocked by UFW (TCP on 48430) Source port: 443 TTL: 53 Packet length: 40 TOS: 0x08 This report (for ... show more Blocked by UFW (TCP on 48430) Source port: 443 TTL: 53 Packet length: 40 TOS: 0x08 This report (for 104.21.91.219) was generated by: https://github.com/sefinek/UFW-AbuseIPDB-Reporter show less	Port Scan
🇺🇸 xmission.com	2025-07-25 15:28:04 (10 months ago)	Blocked by UFW (TCP on 52940) Source port: 443 TTL: 53 Packet length: 40 TOS: 0x08 This report (for ... show more Blocked by UFW (TCP on 52940) Source port: 443 TTL: 53 Packet length: 40 TOS: 0x08 This report (for 104.21.91.219) was generated by: https://github.com/sefinek/UFW-AbuseIPDB-Reporter show less	Port Scan
🇺🇸 xmission.com	2025-07-24 16:19:14 (10 months ago)	Blocked by UFW (TCP on 33240) Source port: 443 TTL: 52 Packet length: 40 TOS: 0x08 This report (for ... show more Blocked by UFW (TCP on 33240) Source port: 443 TTL: 52 Packet length: 40 TOS: 0x08 This report (for 104.21.91.219) was generated by: https://github.com/sefinek/UFW-AbuseIPDB-Reporter show less	Port Scan
🇺🇸 xmission.com	2025-07-23 01:29:27 (10 months ago)	Blocked by UFW (TCP on 58964) Source port: 443 TTL: 53 Packet length: 40 TOS: 0x08 This report (for ... show more Blocked by UFW (TCP on 58964) Source port: 443 TTL: 53 Packet length: 40 TOS: 0x08 This report (for 104.21.91.219) was generated by: https://github.com/sefinek/UFW-AbuseIPDB-Reporter show less	Port Scan
🇺🇸 xmission.com	2025-07-21 13:33:11 (10 months ago)	Blocked by UFW (TCP on 48074) Source port: 443 TTL: 53 Packet length: 40 TOS: 0x08 This report (for ... show more Blocked by UFW (TCP on 48074) Source port: 443 TTL: 53 Packet length: 40 TOS: 0x08 This report (for 104.21.91.219) was generated by: https://github.com/sefinek/UFW-AbuseIPDB-Reporter show less	Port Scan

Showing 1 to 15 of 20 reports

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