Home ASN LookupAS210538

AS210538 KEYUBU KEYUBU Internet ve Bilisim Tic. Ltd. Sti.

🇹🇷

Org handle: ORG-KIVB6-RIPE

RIPE NCCallocated

Announced Prefixes (BGP)

29total

28 IPv41 IPv6

IPv4 Addresses

Allocated (RIR)5,888

Announced (BGP)7,168

IPv6 Addresses

Allocated (RIR)1.2×10²⁴

Announced (BGP)1.2×10²⁴

Prefix Limit (IPv4)

100

Prefix Limit (IPv6)

Country

🇹🇷 TR

RIR

RIPE NCC

Status

allocated

Allocated

2021-11-03

Routing hygiene

Score 9/100 · Low risk

RPKI ROA coverage

100%

no RPKI invalid prefixes

IRR route objects

100%

no origin mismatches

Hijack signals

0 announced against others' ROAs, 0 own announced by others

Upstreams

diversity 7/100

Routes concentrated on one upstream (97% of routes)

Based on 29 announced prefixes, updated daily (2026-10-14). How the score works · RPKI explained

Announced Prefixes

(BGP)29

Prefix	RPKI	IRR	Last Seen
31.42.127.0/24	Valid	Other IRRRIPE	-
31.57.33.0/24	Valid	Other IRRRIPE	-
31.57.77.0/24	Valid	Other IRRRIPE	-
31.57.154.0/24	Valid	Other IRRRIPE	-
31.57.156.0/24	Valid	Other IRRRIPE	-
31.57.187.0/24	Valid	Other IRRRIPE	-
31.58.91.0/24	Valid	Other IRRRIPE	-
31.77.112.0/24	Valid	Other IRRRIPE	-
45.87.173.0/24	Valid	Other IRRRIPE	-
45.133.36.0/24	Valid	RIPE	-

1-10 of 29

1 / 3

Allocated Prefixes

(RIR)24

Prefix	Country	RIR	Status
31.42.127.0/24	🇪🇺 EU	RIPE	assigned
31.57.33.0/24	🇹🇷 TR	RIPE	assigned
31.57.77.0/24	🇺🇸 US	RIPE	assigned
31.57.154.0/24	🇹🇷 TR	RIPE	assigned
31.57.156.0/24	🇹🇷 TR	RIPE	assigned
31.57.187.0/24	🇹🇷 TR	RIPE	assigned
31.58.91.0/24	🇹🇷 TR	RIPE	assigned
45.133.36.0/24	🇹🇷 TR	RIPE	assigned
45.143.11.0/24	🇺🇸 US	RIPE	assigned
45.155.124.0/24	🇹🇷 TR	RIPE	assigned

1-10 of 24

1 / 3

All 29 announced prefixes of AS210538 →

Downstream Customers(1)

ASN	Name
AS219404	🇹🇷VONNET Ali Emre Oz

BGP Neighbours

(seen in AS paths)

Upstreams (2)

Networks AS210538 hands its own prefixes to: transit providers, or peers at an exchange.

AS219384SATCORE28
AS60446Datema Bilisim Ticaret Anonim Sirketi1

Downstreams (2)

Networks whose own prefixes AS210538 passes on: usually its customers.

AS207267BIRSUNUCUM ASN IBRAHIM POYRAZOGLU5
AS209317SUNUCUMBURADA ASN Samet Girginer2

Transfer History

Registry transfers of AS210538 between organisations.

AS210538Transfer · 2025-04-28
Yusuf Kemal TURKMENOGLU
RIPE NCC
→
KEYUBU Internet ve Bilisim Tic. Ltd. Sti.
RIPE NCC

Date	Resource	From	To	Type
2025-04-28	AS210538	Yusuf Kemal TURKMENOGLU RIPE NCC	KEYUBU Internet ve Bilisim Tic. Ltd. Sti. RIPE NCC	Transfer

ASPA

No ASPA0 upstreams, 1 downstream

Listed as Upstream Provider by

1 ASN

View full ASPA details →

Abuse Contact

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
How to run an ASPA checkVerify the upstream providers listed above
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/210538

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

curl -s "https://api.ipctl.io/v1/asn/210538" | jq