Autonomous system profile

Review registration details, announced prefixes, network relationships and historical snapshots.

AS48181

Announcement observedRIPE NCC

Prolan Ltd. · PROLAN-AS

This profile is assembled from CHA.LA's normalized registration, routing and observation snapshots.

Last active10/16/2026, 22:54:34Snapshot expired

View network topology RDAP registration

ASN: AS48181
Registration country: Bulgaria
Name: Prolan Ltd.
Abbreviation: PROLAN-AS
Registration date: 10/22/2008, 13:10:07
Status: Announcement observed
RIR: RIPE NCC

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
151.237.48.0/21BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 00:00:00	10/16/2026, 16:00:00	✓	×	Historical record
2.56.52.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 00:00:00	10/16/2026, 16:00:00	✓	×	Historical record
45.154.76.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 00:00:00	10/16/2026, 16:00:00	✓	×	Historical record
87.120.245.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 00:00:00	10/16/2026, 16:00:00	✓	×	Historical record
91.92.27.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 00:00:00	10/16/2026, 16:00:00	✓	×	Historical record

BGP prefixes have no geographic country; the column is marked not applicable.

Registration and sources

Organization: Prolan Ltd.
RIR: RIPE NCC
Registration country: Bulgaria
Registration date: 10/22/2008, 13:10:07
Abuse contact: abuse@prolan.bg

Snapshot trend

10/16/2026, 22:54:345 v40 v62 Upstream · 0 Uncertain

10/4/2026, 07:40:555 v40 v62 Upstream · 0 Uncertain

ASN route snapshotThis page reads collected ASN, prefix, relationship and history data. External interfaces are used for initial collection and scheduled refreshes.Source keys: cha-la-external-routing · iana-rdap-asn-bootstrap · rir-rdap-asn