- Prefix
- B4:21:8A B4-21-8A B421.8A
- Block type
- MA-L (16,777,216 addresses)
- Address range
- B4:21:8A:00:00:00 – B4:21:8A:FF:FF:FF
- Organization
- Dog Hunter LLC
- Registered address
- 8 Faneuil Hall SQ, Boston MA 02109, US
- Country
- United States (US)
- Address bits
- Unicast (I/G bit 0), globally unique (U/L bit 0)
Look up B4:21:8A:00:00:00
Dog Hunter LLC holds 1 block in total: see all. Source: IEEE Registration Authority public listing.