Home Prefix Lookup185.170.36.0/22

185.170.36.0/22 - ASN WELCOMEITALIA Vianova S.P.A (AS21056)

IPv4RIPE NCCallocatedAS21056ASN-WELCOMEITALIA Vianova S.p.A RPKI Valid

CIDR

185.170.36.0/22

IP Version

IPv4

Addresses

Mask

/22 (255.255.252.0)

Country

🇮🇹 Italy

City

Piano di Conca

RIR

RIPE NCC

Status

allocated

Allocated

2016-09-28

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

Swipe sideways to see all columns →

Prefix	Origin AS	RPKI	IRR	Last Seen
185.170.36.0/22	AS21056 ASN-WELCOMEITALIA Vianova S.p.A	Valid	RIPE	2026-10-12

More-Specific Announcements

1 more-specific announcement

Prefix	Origin AS	RPKI	IRR	Last Seen
185.170.39.0/24	AS21056 ASN-WELCOMEITALIA Vianova S.p.A	Valid	-	2026-10-12

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
185.170.36.0/22	AS21056	/32	ripe

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS21056	RIPE	WELCOME-ITALIA-MNT	2019-11-14

Transfer History

Registry transfers of 185.170.36.0/22, blocks inside it, or blocks containing it.

185.170.36.0/22Transfer · 2019-11-14
Lazer Info Ltd.
RIPE NCC
→
Welcome Italia S.p.A
RIPE NCC

Date	Resource	From	To	Type
2019-11-14	185.170.36.0/22	Lazer Info Ltd. RIPE NCC	Welcome Italia S.p.A RIPE NCC	Transfer

Origin ASN

AS21056

ASN-WELCOMEITALIA Vianova S.p.A

Related Prefixes

More prefixes of AS21056

All prefixes of AS21056 →

Geolocation

Country🇮🇹ItalyIT

RegionTuscany

CityPiano di Conca

Coordinates43.8932, 10.2951 ↗

Abuse Contact

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/185.170.36.0/22

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

curl -s "https://api.ipctl.io/v1/prefix/185.170.36.0/22" | jq

External Links

RIPEstat