Home Prefix Lookup47.53.0.0/17

47.53.0.0/17 - BGP Prefix

IPv4RIPEassigned RPKI Valid

CIDR

47.53.0.0/17

IP Version

IPv4

Addresses

32.7K

Mask

/17 (255.255.128.0)

Country

🇮🇹 Italy

City

Milan

RIR

RIPE

Status

assigned

Allocated

Announced BGP Routes

0 of 0 routes

RPKI:

IRR:

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Prefix	Origin AS	RPKI	IRR	Last Seen
This prefix is not announced as a whole. Parts of it are announced as more-specific prefixes, see below.

Related Announcements

1 less-specific, 51 more-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
47.53.0.0/16	AS30722 VODAFONE-IT-ASN Fastweb SpA	Valid	-	2026-10-11
47.53.0.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
47.53.10.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
47.53.14.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
47.53.15.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
47.53.16.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
47.53.18.0/23	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
47.53.20.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
47.53.21.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
47.53.24.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
47.53.26.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
47.53.29.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
47.53.31.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
47.53.32.0/19	AS30722 VODAFONE-IT-ASN Fastweb SpA	Valid	-	2026-10-11
47.53.32.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
47.53.34.0/23	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
47.53.37.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
47.53.38.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
47.53.40.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
47.53.42.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
47.53.45.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
47.53.46.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
47.53.52.0/22	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
47.53.56.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
47.53.57.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
47.53.62.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
47.53.64.0/19	AS30722 VODAFONE-IT-ASN Fastweb SpA	Valid	-	2026-10-11
47.53.66.0/23	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
47.53.68.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
47.53.69.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
47.53.71.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
47.53.72.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
47.53.73.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
47.53.76.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
47.53.79.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
47.53.82.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
47.53.84.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
47.53.85.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
47.53.87.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
47.53.88.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
47.53.92.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
47.53.93.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
47.53.94.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
47.53.95.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
47.53.104.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
47.53.105.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
47.53.106.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
47.53.110.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
47.53.112.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
47.53.114.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
47.53.119.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
47.53.124.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
47.53.0.0/16	AS30722	/16	ripe

Transfer History

Registry transfers of 47.53.0.0/17, blocks inside it, or blocks containing it.

47.53.0.0/16M&A · 2026-01-29
Vodafone Italia S.p.A.
🇮🇹 IT RIPE NCC
→
Fastweb SpA
🇮🇹 IT RIPE NCC
47.53.0.0/16inter-RIRTransfer · 2025-10-21
Vodafone US Inc.
🇺🇸 US ARIN
→
Vodafone Italia S.p.A.
🇮🇹 IT RIPE NCC
47.53.0.0/16Transfer · 2012-05-15
Bell-Northern Research
🇨🇦 CA ARIN
→
VODAFONE AMERICAS INC.
🇺🇸 US ARIN

Date	Resource	From	To	Type
2026-01-29	47.53.0.0/16	Vodafone Italia S.p.A. 🇮🇹 IT RIPE NCC	Fastweb SpA 🇮🇹 IT RIPE NCC	M&A
2025-10-21	47.53.0.0/16inter-RIR	Vodafone US Inc. 🇺🇸 US ARIN	Vodafone Italia S.p.A. 🇮🇹 IT RIPE NCC	Transfer
2012-05-15	47.53.0.0/16	Bell-Northern Research 🇨🇦 CA ARIN	VODAFONE AMERICAS INC. 🇺🇸 US ARIN	Transfer

Related Prefixes

Covering prefix

47.53.0.0/16AS30722

Geolocation

Country🇮🇹ItalyIT

RegionLombardy

CityMilan

Coordinates45.4642, 9.1900 ↗

Learn more

RPKI and ROAs explainedWhat RPKI valid, invalid and no ROA mean
RPKI validatorCheck ROA coverage for any prefix or ASN
What is BGP?How prefixes are announced and routed
More-specific prefixesGlossary: covering and more-specific routes
IPv4 transfer marketTransfers published by all five RIRs

API

Open

GEThttps://api.ipctl.io/v1/prefix/47.53.0.0/17

Returns prefix allocation, BGP routes, and more-specific subnets.

curl -s "https://api.ipctl.io/v1/prefix/47.53.0.0/17" | jq

External Links

RIPEstat