Is 104.28.156.151 malicious?
IP reputation report for 104.28.156.151: blocklist detections, geolocation, ASN, WHOIS and security posture, aggregated from 100+ threat intelligence sources.
104.28.156.151 is listed on 40 threat intelligence sources
Detected by 40 threat intelligence sources in the isMalicious dataset — review before trusting this IP.
Threat verdict
VerdictListed on blocklists
Appears on threat intelligence blocklists — treat with caution.
Blocklist detections40 sources
Categoriesabuse, phishing, suspicious, malware, attack, attacks, malicious, botnet, c2
Confidence score100/100
Aggregated confidence across the sources reporting this indicator.
Last updated2026-07-11
Network & location
LocationSingapore, North West, Singapore
ISPCloudflare, Inc.
ASNAS13335 — Cloudflare, Inc.
Network104.28.156.0/24
CompanyCloudflare, Inc.
InfrastructureDatacenter, Proxy
Detections
- FireHOL - Firehol Abusers 30dabuse
- FireHOL - Stopforumspamabuse
- FireHOL - Stopforumspam 30dabuse
- FireHOL - Stopforumspam 180dabuse
- FireHOL - Stopforumspam 90dabuse
- FireHOL - Stopforumspam 365dabuse
- Romain Marcoux - Malicious IPsphishing
- IPsum Level 1suspicious
- IPsum – malicious IP feedmalware
- Borestad - AbuseIPDB Blocklist (1d)abuse
- T145 - Black Mirror IPv4 Blocklistmalware
- FireHOL - Blocklist Deattack
- FireHOL - Blocklist De Imapattack
- FireHOL - Blocklist De Mailattack
- FireHOL - Firehol Abusers 1dabuse
- FireHOL - Firehol Level2attack
- FireHOL - Stopforumspam 1dabuse
- Opendbl Net - Blocklistde All.listmalware
- Blocklist - All Attacks (48h)attack
- Blocklist - All IMAP attacks (1h)attack
- Ultimate Hosts Blacklist - Blocklist.demalware
- FireHOL blocklist.de – fail2ban offendersattacks
- FireHOL - Stopforumspam 7dabuse
- Blocklist - All Mail attacks (48h)attack
+16 more sources in the full report.