rirtracker

IPv4 range · 65,536 addresses

9.237.0.0/16

Now

RIPE NCC statistics
Assigned (dated 1988-12-16) on 2026-10-09 (US)
Registry
RIPE NCC
Holder
Aviation RE LLC
From
RIPE NCC's statistics for 2026-10-09 and the latest transfer record

Latest change

Transfer log Inter-RIR transfer into RIPE NCC

Reported
2026-04-01 (RIPE NCC)
Confidence
Confirmed
Inventory
Transferred into RIPE NCC administration; not a new issuance

Timeline since 2026-01-01 (1)

2026-04-01 RIPE NCC Transfer log Inter-RIR transfer into RIPE NCC Confirmed
Transfer log
Transfer: (no name) (ARIN) to Aviation RE LLC (RIPE NCC)
From
(no name given) ARIN
To
Aviation RE LLC RIPE NCC
Inventory
Transferred into RIPE NCC administration; not a new issuance

RIPE NCC's transfer log records a transfer from an unnamed organization (ARIN) to Aviation RE LLC (RIPE NCC) on 2026-04-01 19:00 UTC: it came to RIPE NCC from ARIN. It was already issued by another registry, so this is not a new issuance.

Evidence (3) · classifier 1.1.0,
  1. Transfer log Transfer log: RESOURCE_TRANSFER on 2026-04-01 19:00 UTC, (no name) (ARIN) to Aviation RE LLC (RIPE NCC); resources moved: 9.237.0.0/16 source · retrieved
  2. Before RIPE NCC delegated statistics 2026-03-31 (produced 2026-03-31T21:59:59+00:00), before the change: not listed source · retrieved
  3. After RIPE NCC delegated statistics 2026-04-01 (produced 2026-04-01T21:59:59+00:00), after the change: assigned (dated 1988-12-16) source · retrieved

Transfer records (2)

Date (UTC)LogTypeRange movedFromTo
RIPE NCCResource transfer9.237.0.0/16 (no name given) ARINAviation RE LLC RIPE NCC
ARINResource transfer9.237.0.0/16 IBM ARINAviation RE LLC RIPE NCC

Every record in the ARIN and RIPE NCC transfer logs that moved any part of this IPv4 range (ARIN's go back to 2009, the RIPE NCC's to 2012). A transfer between two registries is in both logs.

RDAP lookups

Not looked up. The tracker queries RDAP for changes as they're reported (on first sight, after 24 hours and after seven days); older changes aren't looked up because today's RDAP says nothing about the past.

This page as data: ip/9.237.0.0-9.237.255.255.json