Home ASN LookupAS133199

AS133199 SONDERCLOUDLIMITED-AS-AP SonderCloud Limited

🇭🇰

Org handle: ORG-SL6-AP

SonderCloud Limited

APNICallocated

Announced Prefixes (BGP)

305total

305 IPv40 IPv6

IPv4 Addresses

Allocated (RIR)30,208

Announced (BGP)147,200

IPv6 Addresses

Allocated (RIR)0

Announced (BGP)0

Prefix Limit (IPv4)

1,000

Prefix Limit (IPv6)

Country

🇭🇰 HK

RIR

APNIC

Status

allocated

Allocated

2013-12-23

Announced Prefixes

(BGP)305

Prefix	RPKI	IRR	Last Seen
38.190.192.0/18	No ROA	Other IRR	2026-10-11
38.190.192.0/24	No ROA	Other IRR	2026-10-11
38.190.193.0/24	No ROA	Other IRR	2026-10-11
38.190.194.0/24	No ROA	Other IRR	2026-10-11
38.190.195.0/24	No ROA	Other IRR	2026-10-11
38.190.196.0/24	No ROA	Other IRR	2026-10-11
38.190.197.0/24	No ROA	Other IRR	2026-10-11
38.190.198.0/24	No ROA	Other IRR	2026-10-11
38.190.199.0/24	No ROA	Other IRR	2026-10-11
38.190.200.0/24	No ROA	Other IRR	2026-10-11

1-10 of 305

1 / 31

Allocated Prefixes

(RIR)51

Prefix	Country	RIR	Status
43.225.44.0/22	🇭🇰 HK	APNIC	allocated
43.225.44.0/24	🇭🇰 HK	APNIC	assigned
43.225.45.0/24	🇭🇰 HK	APNIC	assigned
43.225.46.0/24	🇭🇰 HK	APNIC	assigned
43.225.47.0/24	🇭🇰 HK	APNIC	assigned
43.240.28.0/22	🇭🇰 HK	APNIC	allocated
43.242.32.0/22	🇭🇰 HK	APNIC	allocated
43.242.128.0/22	🇭🇰 HK	APNIC	allocated
43.242.130.0/24	🇭🇰 HK	APNIC	assigned
43.242.131.0/24	🇭🇰 HK	APNIC	assigned

1-10 of 51

1 / 6

All 305 announced prefixes of AS133199 →

BGP Neighbours

(seen in AS paths)

Upstreams (8)

Networks AS133199 hands its own prefixes to: transit providers, or peers at an exchange.

AS2914NTT America143
AS18013ASLINE LIMITED94
AS13335Cloudflare40
AS17676SoftBank11
AS133861SonderCloud Limited9
AS21859Zenlayer5
AS6939Hurricane Electric2
AS216458HardCore Communication ., Limited1

Downstreams (3)

Networks whose own prefixes AS133199 passes on: usually its customers.

AS151630Yun Zhong Technology Limited14
AS141159Incomparable(HK)Network ., Limited11
AS134696HENGTIAN NETWORK TECHNOLOGY ., LIMITED9

Transfer History

Registry transfers of AS133199 between organisations.

AS133199Transfer · 2015-10-08
HongKong Hcunit Network CO.,LIMITED
🇭🇰 HK APNIC
→
SonderCloud Limited
🇭🇰 HK APNIC

Date	Resource	From	To	Type
2015-10-08	AS133199	HongKong Hcunit Network CO.,LIMITED 🇭🇰 HK APNIC	SonderCloud Limited 🇭🇰 HK APNIC	Transfer

ASPA

No ASPA

External Links

APNIC 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 AS133199 should publish an ASPA object
IPv4 transfers in the APNIC 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/133199

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

curl -s "https://api.ipctl.io/v1/asn/133199" | jq