Autonomous system profile

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

AS215620

Announcement observedRIPE NCC

Alp Furkan Kolan · Kolan-Bilisim-Teknolojileri

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

Last active10/16/2026, 00:00:00Snapshot expired

View network topology RDAP registration

ASN: AS215620
Registration country: Registration country pending sync
Name: Alp Furkan Kolan
Abbreviation: Kolan-Bilisim-Teknolojileri
Registration date: 1/30/2024, 09:35:10
Status: Announcement observed
RIR: RIPE NCC

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
13.143.254.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/29/2026, 08:00:00	10/13/2026, 08:00:00	✓	×	Historical record
193.124.90.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/29/2026, 08:00:00	10/13/2026, 08:00:00	✓	×	Historical record
31.77.171.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/29/2026, 08:00:00	10/13/2026, 08:00:00	✓	×	Historical record
45.15.41.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/29/2026, 08:00:00	10/13/2026, 08:00:00	✓	×	Historical record
89.45.44.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/29/2026, 08:00:00	10/7/2026, 00:00:00	✓	×	Historical record
94.177.147.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/29/2026, 08:00:00	10/13/2026, 08:00:00	✓	×	Historical record

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

Registration and sources

Organization: Alp Furkan Kolan
RIR: RIPE NCC
Registration country: Registration country pending sync
Registration date: 1/30/2024, 09:35:10
Abuse contact: abuse@kolan.net.tr

Snapshot trend

10/13/2026, 12:07:086 v40 v61 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 · cha-la-bgp-observations