BGP Blackhole Survey
Gathering data on BGP Blackhole limits and configurations across various ISPs for network resilience and security analysis
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Name of the Internet Service Provider
ASN of Internet Service Provider
What is your relationship with this ISP?
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BGP Blackhole Community Number
What is the maximum number for IPv4 Blackhole /32 announces?
What is the maximum number for IPv6 Blackhole /128 announces?
Is there any official web site which explains their Blackhole policy? 
Do they allow Blackhole for prefix lengths other than /32 and /128? If so, please add details.
Please provide any additional relevant details about BGP Blackhole limits or policies that are not covered above.
Your contact details in case if you would like to share more information, optional
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