MAC Address Lookup

AltoBeam Inc. 38:BE:AB

38:BE:AB is a 24-bit MA-L MAC address block registered to AltoBeam Inc. in CN.

Vendor

AltoBeam Inc.

MA-L · 24-bit
38:BE:AB

Unicast · Universally administered (U/L bit clear)

Matched prefix
38:BE:AB
Match
MA-L assignment
Address range
38:BE:AB:00:00:00 – 38:BE:AB:FF:FF:FF
Addresses in block
16,777,216
Country
CN
Organization address
B808, Tsinghua Tongfang Hi-Tech Plaza, Haidian Beijing Beijing CN 100083
First registered
Sep 17, 2021

Formats

  • Plain hex 38BEAB
  • Colon-separated 38:BE:AB
  • Hyphen-separated 38-BE-AB
  • Cisco dot notation 38BE.AB

Prefix lineage

This prefix has changed hands. Dates are when each change was first observed in public registration data (runZero mac-tracker).

  1. AltoBeam (China) Inc. Sep 17, 2021
  2. AltoBeam Inc. Jun 16, 2026