AS42081

Name: AS42081 — European Centre for Medium-Range Weather Forecasts (ECMWF)
Creator: ipdex

European Centre for Medium-Range Weather Forecasts (ECMWF) Unknown registered in Italy

7IPv4 prefixes

2IPv6 prefixes

#31,333AS Rank

325/325RIS visibility

#198Rank in Italy

2018-12-14Allocated

European Centre for Medium-Range Weather Forecasts (ECMWF) (AS42081) — Unknown, registered in Italy. announces 7 IPv4 prefixes + 2 IPv6 prefixes. Rank in Italy: #198. Allocated: 2018-12-14.

IPv4 7IPv6 2

Announced prefixes · 9

v4 136.156.128.0/20 unknown
v4 136.156.144.0/20 unknown
v4 136.156.192.0/18 unknown
v4 136.156.32.0/22 unknown
v4 136.156.40.0/21 unknown
v4 77.83.224.0/23 unknown
v4 77.83.226.0/24 unknown
v6 2a09:9180:ecfb::/48 unknown
v6 2a09:9180:ecfd::/48 unknown

Routing: 7 IPv4 · 2 IPv6 announced · RIS visibility 325/325 RIS peers · RIPEstat · 2026-06-18

Prefix history

Announced prefixes Source: ipdex daily snapshot · sparse rows, value holds until the next change (steps)

Data table

Day	Announced prefixes
2026-06-12	9
2026-06-13	9

AS topology · Customer cone 1

Providers · 2

AS137 Consortium GARR
AS31638 Lepida S.c.p.A.

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