- Prefix
- 80:3A:59 80-3A-59 803A.59
- Block type
- MA-L (16,777,216 addresses)
- Address range
- 80:3A:59:00:00:00 – 80:3A:59:FF:FF:FF
- Organization
- AT&T
- Registered address
- 1025 Lenox Park Blvd, Atlanta GA 30319, US
- Country
- United States (US)
- Address bits
- Unicast (I/G bit 0), globally unique (U/L bit 0)
Look up 80:3A:59:00:00:00
AT&T holds 5 blocks in total: see all. Source: IEEE Registration Authority public listing.