A 25-Year Commitment to network defense
Bogon Network Services
Bogon filtering reduces exposure to spoofed traffic, DDoS, and invalid prefixes. Team Cymru's Bogon Reference helps you identify bogon IP addresses and keep filters current with trusted internet routing data - used by network operators and CSIRTs worldwide.
250k+
FULL BOGON PREFIXES
4 hrs
UPDATE CADENCE
IPv4 + IPv6
FULL COVERAGE