- Prefix
- 00:01:21 00-01-21 0001.21
- Block type
- MA-L (16,777,216 addresses)
- Address range
- 00:01:21:00:00:00 – 00:01:21:FF:FF:FF
- Organization
- WatchGuard Technologies, Inc.
- Registered address
- 605 Fifth Ave. S, Seattle WA 98104-3892, US
- Country
- United States (US)
- Address bits
- Unicast (I/G bit 0), globally unique (U/L bit 0)
Look up 00:01:21:00:00:00
WatchGuard Technologies, Inc. holds 2 blocks in total: see all. Source: IEEE Registration Authority public listing.