rirtracker

ASN

AS109

This network elsewhere: its internet exchanges on IX Report · its routes on BGP Report

Now

ARIN statistics
Assigned (dated 1987-05-06) (US), in the latest file
Registry
ARIN
Holder
CISCO SYSTEMS, INC. CS-2831
From
RDAP, looked up 2026-11-06 18:23 UTC

Latest change

Transfer log Merger/acquisition or reorganization

Reported
2023-09-12 (ARIN)
Confidence
Confirmed
Inventory
No effect on ARIN applicant inventory

Timeline (1)

Every change the tracker has found, newest first. It covers ARIN from 2008-12-01, the RIPE NCC from 2010-04-23, APNIC from 2008-02-15, LACNIC from 2012-06-29 and AFRINIC from 2012-10-03.

2023-09-12 ARIN Transfer log Merger/acquisition or reorganization Confirmed
Transfer log
Merger/acquisition: Cisco Systems, Inc. (ARIN) to CISCO SYSTEMS, INC. (ARIN)
From
Cisco Systems, Inc. ARIN
To
CISCO SYSTEMS, INC. ARIN
Inventory
No effect on ARIN applicant inventory

ARIN's transfer log records a merger, acquisition or reorganization from Cisco Systems, Inc. (ARIN) to CISCO SYSTEMS, INC. (ARIN) on 2023-09-12 19:59 UTC. The registration changed hands; it is not a new allocation from ARIN. ARIN-Issued and ARIN's statistics don't show this change; only the transfer log records it.

Evidence (3) · classifier 1.4.0,
  1. Transfer log Transfer log: MERGER_ACQUISITION on 2023-09-12 19:59 UTC, Cisco Systems, Inc. (ARIN) to CISCO SYSTEMS, INC. (ARIN); resources moved: AS109 source · retrieved
  2. Before ARIN delegated statistics 2023-09-11 (produced 2023-09-11T13:00:13+00:00), before the report: assigned (dated 1987-05-06) source · retrieved
  3. After ARIN delegated statistics 2023-09-13 (produced 2023-09-13T13:00:13+00:00), after the report: assigned (dated 1987-05-06) source · retrieved

Transfer records (1)

Date (UTC)LogTypeRange movedFromTo
ARINMerger acquisitionAS109 Cisco Systems, Inc. ARINCISCO SYSTEMS, INC. ARIN

Every record in the ARIN, RIPE NCC, APNIC, LACNIC and AFRINIC transfer logs that moved any part of this ASN (ARIN's from 2009, the RIPE NCC's from 2012, APNIC's from 2010, LACNIC's from 2016, AFRINIC's from 2018). A transfer between two registries is in both logs.

RDAP lookups

Looked upWhyRegistryHandleOrganizationStatusLast changed
Watch list ARINAS109CISCO SYSTEMS, INC. CS-2831active2023-09-12
Watch list ARINAS109CISCO SYSTEMS, INC. CS-2831active2023-09-12
Watch list ARINAS109CISCO SYSTEMS, INC. CS-2831active2023-09-12
Watch list ARINAS109CISCO SYSTEMS, INC. CS-2831active2023-09-12
Watch list ARINAS109CISCO SYSTEMS, INC. CS-2831active2023-09-12
Watch list ARINAS109CISCO SYSTEMS, INC. CS-2831active2023-09-12
Watch list ARINAS109CISCO SYSTEMS, INC. CS-2831active2023-09-12

Organization-level details only; contact details are never kept. RDAP shows the registration when it was looked up, not in the past.

This page as data: asn/109.json