MAC Address Lookup

Hörmann Warnsysteme GmbH 70:B3:D5:B7:8

70:B3:D5:B7:8 is a 36-bit MA-S MAC address block registered to Hörmann Warnsysteme GmbH in DE.

Vendor

Hörmann Warnsysteme GmbH

MA-S · 36-bit
70:B3:D5:B7:8

Unicast · Universally administered (U/L bit clear)

Matched prefix
70:B3:D5:B7:8
Match
MA-S assignment
Address range
70:B3:D5:B7:80:00 – 70:B3:D5:B7:8F:FF
Addresses in block
4,096
Country
DE
Organization address
Hauptstr. 45-47 Kirchseeon Bavaria DE 85614
First registered
Jan 25, 2015

Formats

  • Plain hex 70B3D5B78
  • Colon-separated 70:B3:D5:B7:8
  • Hyphen-separated 70-B3-D5-B7-8
  • Cisco dot notation 70B3.D5B7.8

Prefix lineage

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

  1. HOERMANN GmbH Jan 25, 2015
  2. Hörmann Warnsysteme GmbH Mar 9, 2026