Is 128.31.0.13 malicious?
IP reputation report for 128.31.0.13: blocklist detections, geolocation, ASN, WHOIS and security posture, aggregated from 100+ threat intelligence sources.
128.31.0.13 is listed on 48 threat intelligence sources
Detected by 48 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 detections48 sources
Categoriesproxy, abuse, attack, malware, phishing, suspicious, bruteforce, anonymizer, botnet, c2, tor
Confidence score100/100
Aggregated confidence across the sources reporting this indicator.
Last updated2026-07-05
Network & location
LocationCambridge, Massachusetts, United States
ISPMassachusetts Institute of Technology
ASNAS3 — Massachusetts Institute of Technology
Network128.30.0.0/15
CompanyMassachusetts Institute of Technology
InfrastructureProxy, Tor exit
Security posture
Open ports22, 80, 443
Detections
- FireHOL - Dm Torproxy
- FireHOL - Et Torproxy
- FireHOL - Firehol Abusers 30dabuse
- FireHOL - Firehol Anonymousproxy
- FireHOL - Iblocklist Cruzit Web Attacksattack
- FireHOL - Iblocklist Onion Routerproxy
- FireHOL - Stopforumspamabuse
- FireHOL - Stopforumspam 30dabuse
- FireHOL - Stopforumspam 180dabuse
- FireHOL - Stopforumspam 90dabuse
- FireHOL - Stopforumspam 365dabuse
- FireHOL - Tor Exitsproxy
- FireHOL - Tor Exits 30dproxy
- Scriptzteam - BlockList V4 Ips.txtmalware
- Opendbl Net - Tor Exit.listmalware
- Romain Marcoux - Malicious IPsphishing
- IPsum Level 2suspicious
- Telnet Bruteforce IPsbruteforce
- Tor ALL Nodesanonymizer
- Tor Exit Nodesanonymizer
- IPsum – malicious IP feedmalware
- ThreatHive - Hive Blocklist
- Sefinek - Malicious IP Addressesmalware
- Bitwire - Inbound Blocklistmalware
+24 more sources in the full report.