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Blocks sold in pieces · IPv4 · 1,792 addresses

131.253.12.0 - 131.253.18.255

Sold in pieces

Sellers
Northern Telecom, Inc.
Pieces
3 since 2008-12-01, the latest on 2011-06-22
Share sold
100% (1,792 of 1,792 addresses)
Buyers
Microsoft Corp

Now

ARIN statistics
Allocated (dated 2011-06-22) (US), in the latest file

The block as ARIN's statistics listed it on 2008-11-27 or the day before a piece was transferred, whichever is larger. Registries often list what's left in smaller records after a sale.

The pieces

DatePieceWhat happenedFromTo
2011-06-22 131.253.12.0/22Intra-ARIN transfer Northern Telecom, Inc. ARINMicrosoft Corp ARIN
2011-06-22 131.253.16.0/23Intra-ARIN transfer Northern Telecom, Inc. ARINMicrosoft Corp ARIN
2011-06-22 131.253.18.0/24Intra-ARIN transfer Northern Telecom, Inc. ARINMicrosoft Corp ARIN

Transfer records (3)

Date (UTC)LogTypeRange movedFromTo
ARINResource transfer131.253.12.0/22 Northern Telecom, Inc. ARINMicrosoft Corp ARIN
ARINResource transfer131.253.16.0/23 Northern Telecom, Inc. ARINMicrosoft Corp ARIN
ARINResource transfer131.253.18.0/24 Northern Telecom, Inc. ARINMicrosoft Corp ARIN

Every record in the registries' transfer logs that moved any part of this block. A transfer between two registries is in both logs.