Home ASN LookupAS204856

AS204856 ABJUST-NET Lijun Li

🇨🇳

Org handle: ORG-LL551-RIPE

RIPE NCCallocated

Announced Prefixes (BGP)

2total

0 IPv42 IPv6

IPv4 Addresses

Allocated (RIR)0

Announced (BGP)0

IPv6 Addresses

Allocated (RIR)2×10²⁵

Announced (BGP)2.4×10²⁴

Prefix Limit (IPv4)

Prefix Limit (IPv6)

Country

🇨🇳 CN

RIR

RIPE NCC

Status

allocated

Allocated

2025-10-15

Announced Prefixes

(BGP)2

Prefix	RPKI	IRR	Last Seen
2400:54a0:21c2::/48	Valid	APNIC	2026-10-11
2400:54a0:21c3::/48	Valid	APNIC	2026-10-11

Allocated Prefixes

(RIR)2

Prefix	Country	RIR	Status
2a0f:85c1:d90::/48	🇺🇸 US	RIPE	assigned
2a0f:85c1:df0::/44	🇨🇳 CN	RIPE	assigned

All 2 announced prefixes of AS204856 →

BGP Neighbours

(seen in AS paths)

Upstreams (2)

Networks AS204856 hands its own prefixes to: transit providers, or peers at an exchange.

AS23961MNI AP Misaka Network1
AS34927IFog1

Transfer History

Registry transfers of AS204856 between organisations.

AS204856Transfer · 2018-07-18
Proweb LLC
RIPE NCC
→
Oleksandra Yurievna Askochenska
RIPE NCC

Date	Resource	From	To	Type
2018-07-18	AS204856	Proweb LLC RIPE NCC	Oleksandra Yurievna Askochenska RIPE NCC	Transfer

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 AS204856 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/204856

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

curl -s "https://api.ipctl.io/v1/asn/204856" | jq