Home ASN LookupAS201011

AS201011 CORE-BACKBONE Core-Backbone GmbH

🇩🇪

Org handle: ORG-IICG1-RIPE

CORE-BACKBONE GMBH GLOBAL NETWORK

RIPE NCCallocatedASPA Published

Announced Prefixes (BGP)

50total

33 IPv417 IPv6

IPv4 Addresses

Allocated (RIR)33,280

Announced (BGP)36,608

IPv6 Addresses

Allocated (RIR)1.2×10³⁰

Announced (BGP)1.2×10³⁰

Prefix Limit (IPv4)

100

Prefix Limit (IPv6)

100

Country

🇩🇪 DE

RIR

RIPE NCC

Status

allocated

Allocated

2015-02-20

Routing hygiene

Score 17/100 · Low risk

RPKI ROA coverage

78%

no RPKI invalid prefixes

IRR route objects

96%

1 prefix registered for another origin

Hijack signals

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

Upstreams

diversity 0/100

Only one upstream seen in the AS paths of its routes
22% of announced prefixes (11 of 50) have no valid ROA

Based on 50 announced prefixes, updated daily (2026-10-23). How the score works · RPKI explained

Announced Prefixes

(BGP)50

Prefix	RPKI	IRR	Last Seen
2.59.28.0/22	Valid	RIPE	2026-10-26
5.56.16.0/21	Valid	RIPE	2026-10-26
31.7.176.0/20	Valid	RIPE	2026-10-26
31.7.177.0/24	Valid	RIPE	2026-10-26
80.255.0.0/20	Valid	RIPE	2026-10-26
81.95.0.0/20	Valid	RIPE	2026-10-26
82.199.128.0/19	Valid	RIPE	2026-10-26
82.199.130.0/24	Valid	RIPE	2026-10-26
82.199.131.0/24	Valid	RIPE	2026-10-26
82.199.147.0/24	Valid	RIPE	2026-10-26

1-10 of 50

1 / 5

Allocated Prefixes

(RIR)41

Prefix	Country	RIR	Status
2.59.28.0/22	🇩🇪 DE	RIPENCC	allocated
5.56.16.0/21	🇩🇪 DE	RIPENCC	allocated
31.7.176.0/20	🇩🇪 DE	RIPENCC	allocated
31.7.177.0/24	🇳🇱 NL	RIPE	assigned
80.255.0.0/20	🇩🇪 DE	RIPENCC	allocated
81.95.0.0/20	🇩🇪 DE	RIPENCC	allocated
82.199.128.0/19	🇩🇪 DE	RIPENCC	allocated
82.199.131.0/24	🇦🇹 AT	RIPE	assigned
82.199.147.0/24	🇩🇪 DE	RIPE	assigned
82.199.149.0/24	🇩🇪 DE	RIPE	assigned

1-10 of 41

1 / 5

All 50 announced prefixes of AS201011 →

Upstream Providers(1)

ASN	Name
AS33891	🇩🇪CORE-BACKBONE Core-Backbone GmbH

BGP Neighbours

(seen in AS paths)

Upstreams (1)

Networks AS201011 hands its own prefixes to: transit providers, or peers at an exchange.

AS33891CORE BACKBONE Core Backbone50

Transfer History

Registry transfers of AS201011 between organisations.

AS201011Transfer · 2023-02-02
AS33891 Netzbetrieb GmbH
RIPE NCC
→
Core-Backbone GmbH
RIPE NCC

Date	Resource	From	To	Type
2023-02-02	AS201011	AS33891 Netzbetrieb GmbH RIPE NCC	Core-Backbone GmbH RIPE NCC	Transfer

ASPA

Published1 upstream, 0 downstreams

Authorized Upstream Providers

AS33891

Expires 2026-10-27

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/201011

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

curl -s "https://api.ipctl.io/v1/asn/201011" | jq