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201.251.0.0/18

Currently announced by AS22927 Telefonica de Argentina, in the routed prefix 201.251.0.0/18.

Current ASN
AS22927
Telefonica de Argentina
Routed prefix
201.251.0.0/18
Most specific route covering this prefix
ASNs over time
1
1 announcement record
RIR allocation
LACNIC
Argentina · 201.251.0.0/17

Routing data · Nov 2, 2026, 02:24 UTC

ASN historyEvery routed prefix covering 201.251.0.0/18

PrefixASNNameRegistered countryFirst seen (UTC)Last seen (UTC)Status
201.251.0.0/18AS22927Telefonica de ArgentinaArgentinaBefore monitoring2026-11-02 02:24Announcing

More specific routes27 total

PrefixASNNameRegistered countryFirst seen (UTC)Last seen (UTC)Status
201.251.0.0/24AS263181Cooperativa Telefonica de Grand BourgArgentinaBefore monitoring2026-11-02 02:24Announcing
201.251.3.0/24AS22927Telefonica de ArgentinaArgentinaBefore monitoring2026-11-02 02:24Announcing
201.251.11.0/24AS22927Telefonica de ArgentinaArgentinaBefore monitoring2026-11-02 02:24Announcing
201.251.12.0/24AS22927Telefonica de ArgentinaArgentinaBefore monitoring2026-11-02 02:24Announcing
201.251.13.0/24AS27927Coop. Popular de Elec., Obras y Servicios Pub. de Santa Rosa LTDAArgentinaBefore monitoring2026-11-02 02:24Announcing
201.251.14.0/23AS27927Coop. Popular de Elec., Obras y Servicios Pub. de Santa Rosa LTDAArgentinaBefore monitoring2026-11-02 02:24Announcing
201.251.14.0/24AS27927Coop. Popular de Elec., Obras y Servicios Pub. de Santa Rosa LTDAArgentinaBefore monitoring2026-11-02 02:24Announcing
201.251.15.0/24AS27927Coop. Popular de Elec., Obras y Servicios Pub. de Santa Rosa LTDAArgentinaBefore monitoring2026-11-02 02:24Announcing
201.251.16.0/23AS27927Coop. Popular de Elec., Obras y Servicios Pub. de Santa Rosa LTDAArgentinaBefore monitoring2026-11-02 02:24Announcing
201.251.16.0/24AS27927Coop. Popular de Elec., Obras y Servicios Pub. de Santa Rosa LTDAArgentinaBefore monitoring2026-11-02 02:24Announcing
201.251.17.0/24AS27927Coop. Popular de Elec., Obras y Servicios Pub. de Santa Rosa LTDAArgentinaBefore monitoring2026-11-02 02:24Announcing
201.251.20.0/24AS27927Coop. Popular de Elec., Obras y Servicios Pub. de Santa Rosa LTDAArgentinaBefore monitoring2026-11-02 02:24Announcing
201.251.22.0/24AS22927Telefonica de ArgentinaArgentinaBefore monitoring2026-11-02 02:24Announcing
201.251.24.0/24AS27927Coop. Popular de Elec., Obras y Servicios Pub. de Santa Rosa LTDAArgentinaBefore monitoring2026-11-02 02:24Announcing
201.251.26.0/23AS27927Coop. Popular de Elec., Obras y Servicios Pub. de Santa Rosa LTDAArgentinaBefore monitoring2026-11-02 02:24Announcing
201.251.26.0/24AS27927Coop. Popular de Elec., Obras y Servicios Pub. de Santa Rosa LTDAArgentinaBefore monitoring2026-11-02 02:24Announcing
201.251.27.0/24AS27927Coop. Popular de Elec., Obras y Servicios Pub. de Santa Rosa LTDAArgentinaBefore monitoring2026-11-02 02:24Announcing
201.251.28.0/24AS27927Coop. Popular de Elec., Obras y Servicios Pub. de Santa Rosa LTDAArgentinaBefore monitoring2026-11-02 02:24Announcing
201.251.32.0/23AS27927Coop. Popular de Elec., Obras y Servicios Pub. de Santa Rosa LTDAArgentinaBefore monitoring2026-11-02 02:24Announcing
201.251.32.0/24AS27927Coop. Popular de Elec., Obras y Servicios Pub. de Santa Rosa LTDAArgentinaBefore monitoring2026-11-02 02:24Announcing
201.251.33.0/24AS27927Coop. Popular de Elec., Obras y Servicios Pub. de Santa Rosa LTDAArgentinaBefore monitoring2026-11-02 02:24Announcing
201.251.34.0/24AS27927Coop. Popular de Elec., Obras y Servicios Pub. de Santa Rosa LTDAArgentinaBefore monitoring2026-11-02 02:24Announcing
201.251.59.0/24AS22927Telefonica de ArgentinaArgentinaBefore monitoring2026-11-02 02:24Announcing
201.251.60.0/22AS22927Telefonica de ArgentinaArgentinaBefore monitoring2026-11-02 02:24Announcing
201.251.61.0/24AS22927Telefonica de ArgentinaArgentinaBefore monitoring2026-11-02 02:24Announcing
201.251.62.0/23AS22927Telefonica de ArgentinaArgentinaBefore monitoring2026-11-02 02:24Announcing
201.251.40.0/24AS263221ALVIS S.A.ArgentinaBefore monitoring2026-10-29 04:20Stopped

Change logAll changes

The routes covering this address have had no origin changes since ASNBase started monitoring.