Home ASN LookupAS9021

AS9021 ISNET Is Net Elektonik Bilgi Uretim Dagitim Ticaret ve Iletisim Hizmetleri A.S.

🇹🇷

Org handle: ORG-INA1-RIPE

RIPE NCCallocated

Announced Prefixes (BGP)

157total

156 IPv41 IPv6

IPv4 Addresses

Allocated (RIR)167,936

Announced (BGP)308,992

IPv6 Addresses

Allocated (RIR)7.9×10²⁸

Announced (BGP)7.9×10²⁸

Prefix Limit (IPv4)

500

Prefix Limit (IPv6)

Country

🇹🇷 TR

RIR

RIPE NCC

Status

allocated

Allocated

1998-10-26

Announced Prefixes

(BGP)157

Prefix	RPKI	IRR	Last Seen
90.158.0.0/16	Valid	RIPE	2026-10-11
90.158.0.0/18	Valid	-	2026-10-11
90.158.0.0/22	Valid	-	2026-10-11
90.158.0.0/23	Valid	-	2026-10-11
90.158.3.0/24	Valid	-	2026-10-11
90.158.8.0/24	Valid	-	2026-10-11
90.158.15.0/24	Valid	-	2026-10-11
90.158.16.0/24	Valid	-	2026-10-11
90.158.18.0/24	Valid	-	2026-10-11
90.158.19.0/24	Valid	RIPE	2026-10-11

1-10 of 157

1 / 16

Allocated Prefixes

(RIR)35

Prefix	Country	RIR	Status
90.158.0.0/15	🇹🇷 TR	RIPENCC	allocated
90.158.19.0/24	🇹🇷 TR	RIPE	assigned
90.158.24.0/24	🇹🇷 TR	RIPE	assigned
90.158.51.0/24	🇹🇷 TR	RIPE	assigned
90.158.52.0/24	🇹🇷 TR	RIPE	assigned
90.158.55.0/24	🇹🇷 TR	RIPE	assigned
90.158.64.0/24	🇹🇷 TR	RIPE	assigned
90.158.65.0/24	🇹🇷 TR	RIPE	assigned
90.158.66.0/24	🇹🇷 TR	RIPE	assigned
90.158.67.0/24	🇹🇷 TR	RIPE	assigned

1-10 of 35

1 / 4

All 157 announced prefixes of AS9021 →

BGP Neighbours

(seen in AS paths)

Upstreams (3)

Networks AS9021 hands its own prefixes to: transit providers, or peers at an exchange.

AS9121TTNet Turk Telekomunikasyon Anonim Sirketi138
AS32787Akamai Technologies14
AS34984TELLCOM Superonline Iletisim Hizmetleri A.S5

Downstreams (7)

Networks whose own prefixes AS9021 passes on: usually its customers.

AS7155ViaSat6
AS51321ALB PUSULA YATIRIM MENKUL DEGERLER A.S4
AS34996ANADOLUSIGORTA Anadolu Anonim Turk Sigorta Sirketi2
AS49027TSKB Turkiye Sinai Kalkinma Bankasi Anonim Sirketi1
AS51739ISYATIRIM MD Is Yatirim Menkul Degerler A.S1
AS60056YF YATIRIM FINANSMAN MENKUL DEGERLER ANONIM SIRKETI1
AS197042AKTIFBANK AKTIF YATIRIM BANKASI ANONIM SIRKETI1

ASPA

No ASPA

Abuse Contact

+31205354444

External Links

RIPE Whois RIPEstat

Learn more

What is an ASN?Autonomous systems, ASN ranges and how they are assigned
RPKI and route origin validationWhat the RPKI badges on the prefix list mean
ASPA explainedWhy AS9021 should publish an ASPA object
IPv4 transfers in the RIPE NCC regionMonthly volume and the latest registry transfers
ASN data in AI agents and SIEMMCP server and API integrations

API

Open

GEThttps://api.ipctl.io/v1/asn/9021

Returns ASN details, announced prefixes, and BGP routing data.

curl -s "https://api.ipctl.io/v1/asn/9021" | jq