Home ASN LookupAS28756

AS28756 EPO-AS European Patent Organisation

🇩🇪

Org handle: ORG-EPO5-RIPE

RIPE NCCallocated

Announced Prefixes (BGP)

26total

26 IPv40 IPv6

IPv4 Addresses

Allocated (RIR)65,536

Announced (BGP)26,368

IPv6 Addresses

Allocated (RIR)6.3×10²⁹

Announced (BGP)0

Prefix Limit (IPv4)

100

Prefix Limit (IPv6)

Country

🇩🇪 DE

RIR

RIPE NCC

Status

allocated

Allocated

2003-02-17

Announced Prefixes

(BGP)26

Prefix	RPKI	IRR	Last Seen
145.64.128.0/21	Valid	RIPE	2026-10-11
145.64.128.0/22	Valid	RIPE	2026-10-11
145.64.132.0/22	Valid	RIPE	2026-10-11
145.64.136.0/22	Valid	RIPE	2026-10-11
145.64.140.0/22	Valid	RIPE	2026-10-11
145.64.144.0/20	Valid	RIPE	2026-10-11
145.64.144.0/23	Valid	RIPE	2026-10-11
145.64.146.0/24	Valid	RIPE	2026-10-11
145.64.147.0/24	Valid	RIPE	2026-10-11
145.64.148.0/24	Valid	RIPE	2026-10-11

1-10 of 26

1 / 3

Allocated Prefixes

(RIR)2

Prefix	Country	RIR	Status
145.64.0.0/16	🇩🇪 DE	RIPENCC	assigned
2a04:9d80::/29	🇩🇪 DE	RIPENCC	allocated

All 26 announced prefixes of AS28756 →

BGP Neighbours

(seen in AS paths)

Upstreams (4)

Networks AS28756 hands its own prefixes to: transit providers, or peers at an exchange.

AS13335Cloudflare21
AS8220COLT Technology Services Group Limited2
AS15965AS15965 CEGECOM S.A2
AS39686EUROFIBER Nederland BV1

ASPA

No ASPA

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
ASPA explainedWhy AS28756 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/28756

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

curl -s "https://api.ipctl.io/v1/asn/28756" | jq