IPWhois.net Blacklist API alternatives

Community IP blacklist to check and report abusive IP addresses. If it doesn't fit your project, here are the 10 best free Anti-Malware APIs to use instead in 2026, out of 16 in the directory.

For reference, IPWhois.net Blacklist API: No API key needed · HTTPS.

1
URLhaus API
Online · 1195 ms
Bulk queries and Download Malware Samples.
- No API key needed
- Callable from the browser (CORS)
- HTTPS
No authHTTPSCORS
2
ScanMalware API
Online · 706 ms
Scan URLs in a sandboxed browser and search past scans by domain, IP, ASN, JARM or favicon hash.
- No API key needed
- Callable from the browser (CORS)
- HTTPS
No authHTTPSCORS
3
NoPhishy API
Online · 1021 ms
Check links to see if they're known phishing attempts.
- Callable from the browser (CORS)
- HTTPS
apiKeyHTTPSCORS
4
Scanii API
Online · 1578 ms
Simple REST API that can scan submitted documents/files for the presence of threats.
- Callable from the browser (CORS)
- HTTPS
apiKeyHTTPSCORS
5A
AbuseIPDB API
Online · 1055 ms
IP/domain/URL reputation. A free anti-malware API by AbuseIPDB.
- HTTPS
apiKeyHTTPSCORS ?
6
CAPEsandbox API
Online · 1142 ms
Malware execution and analysis. A free anti-malware API by capev2.readthedocs.io.
- HTTPS
apiKeyHTTPSCORS ?
7
MalwareBazaar API
Online · 720 ms
Collect and share malware samples.
- HTTPS
apiKeyHTTPSCORS ?
8
AlienVault Open Threat Exchange (OTX) API
Online · 1291 ms
Learn about the latest cyber threats.
- HTTPS
apiKeyHTTPSCORS ?
9
Google Safe Browsing API
Online · 1961 ms
APIs to access the Google Safe Browsing lists of unsafe web resources.
- HTTPS
apiKeyHTTPSCORS ?
10
Malwagon API
Online · 1343 ms
Detonates files and URLs in instrumented VMs and returns behaviour, IOCs and ATT&CK.
- HTTPS
apiKeyHTTPSCORS ?

IPWhois.net Blacklist API vs alternatives

IPWhois.net Blacklist API compared with its alternatives
API	API key	HTTPS	CORS	Uptime	Response	Rating
IPWhois.net Blacklist	No	Yes	Unknown	Up	1260 ms	Not rated
URLhaus	No	Yes	Yes	Up	1195 ms	Not rated
ScanMalware	No	Yes	Yes	Up	706 ms	Not rated
NoPhishy	Required	Yes	Yes	Up	1021 ms	Not rated
Scanii	Required	Yes	Yes	Up	1578 ms	Not rated
AbuseIPDB	Required	Yes	Unknown	Up	1055 ms	Not rated
CAPEsandbox	Required	Yes	Unknown	Up	1142 ms	Not rated
MalwareBazaar	Required	Yes	Unknown	Up	720 ms	Not rated
AlienVault Open Threat Exchange (OTX)	Required	Yes	Unknown	Up	1291 ms	Not rated

Head-to-head comparisons

IPWhois.net Blacklist API alternatives FAQ

What is the best free alternative to the IPWhois.net Blacklist API in 2026?

The top-ranked free alternatives to the IPWhois.net Blacklist API are URLhaus API, ScanMalware API and NoPhishy API, all in the Anti-Malware category. Rankings combine access (API key, HTTPS, CORS), daily uptime checks and developer ratings.

Is there a IPWhois.net Blacklist API alternative I can call from the browser?

URLhaus API, ScanMalware API and NoPhishy API support CORS, so front-end JavaScript can call them directly.

How many Anti-Malware APIs are similar to the IPWhois.net Blacklist API?

The directory lists 16 other free Anti-Malware APIs. This page compares the top ones side by side.