Home Prefix Lookup31.26.0.0/15

31.26.0.0/15 - BGP Prefix

IPv4RIPE NCCallocated RPKI Valid

CIDR

31.26.0.0/15

IP Version

IPv4

Addresses

131K

Mask

/15 (255.254.0.0)

Country

🇮🇹 Italy

City

Milan

RIR

RIPE NCC

Status

allocated

Allocated

2011-03-09

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.

More-Specific Announcements

59 more-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
31.26.0.0/16	AS30722 VODAFONE-IT-ASN Fastweb SpA	Valid	-	2026-10-11
31.26.128.0/17	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
31.27.0.0/18	AS30722 VODAFONE-IT-ASN Fastweb SpA	Valid	-	2026-10-11
31.27.1.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
31.27.47.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
31.27.64.0/20	AS8660 MATRIX-AS Italiaonline S.p.A.	No ROA	-	2026-10-11
31.27.64.0/21	AS30722 VODAFONE-IT-ASN Fastweb SpA	No ROA	-	2026-10-11
31.27.96.0/20	AS30722 VODAFONE-IT-ASN Fastweb SpA	Valid	-	2026-10-11
31.27.128.0/17	AS30722 VODAFONE-IT-ASN Fastweb SpA	Valid	-	2026-10-11
31.27.132.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
31.27.134.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
31.27.135.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
31.27.144.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
31.27.146.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
31.27.150.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
31.27.151.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
31.27.154.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
31.27.155.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
31.27.156.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
31.27.157.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
31.27.158.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
31.27.159.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
31.27.160.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
31.27.161.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
31.27.162.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
31.27.166.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
31.27.172.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
31.27.174.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
31.27.175.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
31.27.178.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
31.27.190.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
31.27.192.0/19	AS30722 VODAFONE-IT-ASN Fastweb SpA	Valid	-	2026-10-11
31.27.192.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
31.27.193.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
31.27.196.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
31.27.197.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
31.27.198.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
31.27.199.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
31.27.203.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
31.27.204.0/22	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
31.27.208.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
31.27.209.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
31.27.210.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
31.27.212.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
31.27.215.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
31.27.218.0/23	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
31.27.221.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
31.27.223.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
31.27.224.0/19	AS30722 VODAFONE-IT-ASN Fastweb SpA	Valid	-	2026-10-11
31.27.224.0/23	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
31.27.227.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
31.27.228.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
31.27.233.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
31.27.234.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
31.27.241.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
31.27.247.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
31.27.248.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
31.27.249.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11
31.27.255.0/24	AS30722 VODAFONE-IT-ASN Fastweb SpA	Invalid	-	2026-10-11

More Specific Prefixes

Prefix	AS	Country	Status
31.26.0.0/16	AS30722	🇮🇹IT	assigned
31.27.0.0/23		🇮🇹IT	assigned
31.27.2.0/24		🇮🇹IT	assigned
31.27.3.0/25		🇮🇹IT	assigned
31.27.3.128/26		🇮🇹IT	assigned
31.27.3.192/27		🇮🇹IT	assigned
31.27.3.224/28		🇮🇹IT	assigned
31.27.3.240/29		🇮🇹IT	assigned
31.27.3.248/30		🇮🇹IT	assigned
31.27.3.252/30		🇮🇹IT	assigned
31.27.4.0/24		🇮🇹IT	assigned
31.27.5.0/25		🇮🇹IT	assigned
31.27.5.128/27		🇮🇹IT	assigned
31.27.5.160/29		🇮🇹IT	assigned
31.27.5.168/29		🇮🇹IT	assigned
31.27.5.176/28		🇮🇹IT	assigned
31.27.5.192/26		🇮🇹IT	assigned
31.27.6.0/23		🇮🇹IT	assigned
31.27.8.0/21		🇮🇹IT	assigned
31.27.16.0/20		🇮🇹IT	assigned
31.27.32.0/19		🇮🇹IT	assigned
31.27.64.0/21	AS30722	🇮🇹IT	assigned
31.27.72.0/21		🇮🇹IT	assigned
31.27.80.0/20		🇮🇹IT	assigned
31.27.96.0/21		🇮🇹IT	assigned
31.27.104.0/22		🇮🇹IT	assigned
31.27.108.0/23		🇮🇹IT	assigned
31.27.110.0/24		🇮🇹IT	assigned
31.27.111.0/25		🇮🇹IT	assigned
31.27.111.128/26		🇮🇹IT	assigned
31.27.111.192/28		🇮🇹IT	assigned
31.27.111.208/29		🇮🇹IT	assigned
31.27.111.216/29		🇮🇹IT	assigned
31.27.111.224/29		🇮🇹IT	assigned
31.27.111.232/29		🇮🇹IT	assigned
31.27.111.240/28		🇮🇹IT	assigned
31.27.112.0/20		🇮🇹IT	assigned
31.27.128.0/17	AS30722	🇮🇹IT	assigned

Transfer History

Registry transfers of 31.26.0.0/15, blocks inside it, or blocks containing it.

31.26.0.0/15M&A · 2026-01-29
Vodafone Italia S.p.A.
🇮🇹 IT RIPE NCC
→
Fastweb SpA
🇮🇹 IT RIPE NCC

Date	Resource	From	To	Type
2026-01-29	31.26.0.0/15	Vodafone Italia S.p.A. 🇮🇹 IT RIPE NCC	Fastweb SpA 🇮🇹 IT RIPE NCC	M&A

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 transfers in the RIPE NCC regionWho bought and sold address space recently

API

Open

GEThttps://api.ipctl.io/v1/prefix/31.26.0.0/15

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

curl -s "https://api.ipctl.io/v1/prefix/31.26.0.0/15" | jq

External Links

RIPEstat