AbuseIPDB vs Microsoft Security Response Center (MSRC)
Same instrument, two spec sheets — measured, not claimed.
AbuseIPDB vs Microsoft Security Response Center (MSRC): common questions
Which is more reliable, AbuseIPDB or Microsoft Security Response Center (MSRC)?
On our scheduled checks, Microsoft Security Response Center (MSRC) leads on measured uptime — AbuseIPDB at 0.0% versus Microsoft Security Response Center (MSRC) at 100% over 90 days. These are our own probe results, not provider claims; the uptime bars above show the day-by-day record for both.
Do AbuseIPDB and Microsoft Security Response Center (MSRC) need an API key?
Microsoft Security Response Center (MSRC) needs no key, while AbuseIPDB requires a free API key. If you want to start calling without signup, reach for Microsoft Security Response Center (MSRC) first.
Can I call AbuseIPDB and Microsoft Security Response Center (MSRC) from the browser?
Neither sends browser-friendly CORS headers reliably, so call AbuseIPDB and Microsoft Security Response Center (MSRC) from a server or proxy rather than client-side. The CORS and HTTPS rows above show exactly what we detected for each.
Are AbuseIPDB and Microsoft Security Response Center (MSRC) free for commercial use?
AbuseIPDB has unclear commercial terms, and Microsoft Security Response Center (MSRC) has unclear commercial terms. We track service terms and the data license as separate fields — see the Commercial use and Data license rows above, and confirm both before shipping either in a paid product.