Home ASN LookupAS211484

AS211484 YSZ YSZ TRADING CO., LIMITED

🇭🇰

Org handle: ORG-YSZ2-RIPE

RIPE NCCallocated

Announced Prefixes (BGP)

24total

24 IPv40 IPv6

IPv4 Addresses

Allocated (RIR)2,304

Announced (BGP)6,144

IPv6 Addresses

Allocated (RIR)0

Announced (BGP)0

Prefix Limit (IPv4)

Prefix Limit (IPv6)

Country

🇭🇰 HK

RIR

RIPE NCC

Status

allocated

Allocated

2025-03-19

Routing hygiene

Score 34/100 · Medium risk

RPKI ROA coverage

87%

2 prefixes RPKI invalid

IRR route objects

69.6%

3 prefixes registered for another origin

Hijack signals

0 announced against others' ROAs, 30 own announced by others

Upstreams

diversity 34/100

13% of announced prefixes (3 of 23) have no valid ROA, 2 of them RPKI invalid
1 prefix registered in IRR route objects for another active network and not authorized by a ROA
30 prefixes of this ASN announced by another network against its ROAs
30% of announced prefixes (7 of 23) have no IRR route object for this ASN

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

Announced Prefixes

(BGP)25

Prefix	RPKI	IRR	Last Seen
5.180.48.0/24	Valid	Other IRR	2026-10-26
31.57.144.0/24MOAS	Valid	Other IRR	2026-10-26
45.136.174.0/24	Valid	RIPE	2026-10-26
45.139.211.0/24MOAS	Valid	-	2026-10-26
95.134.201.0/24	Valid	Other IRR	2026-10-26
98.142.244.0/24MOAS	Valid	Other IRR	2026-10-26
131.123.23.0/24	Valid	-	2026-10-26
154.6.60.0/24MOAS	Valid	-	2026-10-26
154.6.61.0/24MOAS	Valid	-	2026-10-26
154.6.193.0/24MOAS	Valid	-	2026-10-26

1-10 of 25

1 / 3

Allocated Prefixes

(RIR)8

Prefix	Country	RIR	Status
45.136.174.0/24	🇬🇧 GB	RIPE	assigned
168.222.52.0/23	🇪🇺 EU	RIPE	assigned
194.35.227.0/24	🇪🇸 ES	RIPE	assigned
194.147.17.0/24	🇺🇸 US	RIPE	assigned
212.103.44.0/24	🇱🇻 LV	RIPE	assigned
213.210.40.0/24	🇬🇧 GB	RIPE	assigned
213.220.3.0/24	🇪🇸 ES	RIPE	assigned
217.216.231.0/24	🇪🇺 EU	RIPE	assigned

All 25 announced prefixes of AS211484 →

BGP Neighbours

(seen in AS paths)

Upstreams (2)

Networks AS211484 hands its own prefixes to: transit providers, or peers at an exchange.

AS24875NOVOSERVE B.V18
AS211826ISTQSERVERS Stability For Integrated Server Hosting5

Transfer History

Registry transfers of AS211484 between organisations.

AS211484Transfer · 2022-01-11
Bastien M. G. Languedoc
RIPE NCC
→
Association IT-JUNIOR
RIPE NCC

Date	Resource	From	To	Type
2022-01-11	AS211484	Bastien M. G. Languedoc RIPE NCC	Association IT-JUNIOR 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 AS211484 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/211484

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

curl -s "https://api.ipctl.io/v1/asn/211484" | jq