Home Prefix Lookup101.33.4.0/24

101.33.4.0/24 - ACE AP ACE (AS139341)

IPv4APNICannouncedAS139341ACE-AS-AP ACE RPKI Valid

CIDR

101.33.4.0/24

IP Version

IPv4

Addresses

256

Mask

/24 (255.255.255.0)

Country

🇨🇳 China

RIR

APNIC

Status

announced

Allocated

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

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Prefix	Origin AS	RPKI	IRR	Last Seen
101.33.4.0/24	AS139341 ACE-AS-AP ACE	Valid	APNIC	2026-10-11

Covering Prefix

1 less-specific announcement

Prefix	Origin AS	RPKI	IRR	Last Seen
101.33.4.0/23	AS132203 TENCENT-NET-AP-CN Tencent Building, Kejizhongyi Avenue	Valid	-	2026-10-11

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
101.33.4.0/24	AS139341	/24	apnic
101.33.4.0/23	AS132203	/23	apnic

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS139341	APNIC	MAINT-ACE-SG	2026-09-03

Transfer History

Registry transfers of 101.33.4.0/24, blocks inside it, or blocks containing it.

101.33.0.0/17Transfer · 2019-10-30
Tencent Cloud Computing (Beijing) Co., Ltd
🇨🇳 CN APNIC
→
ACEVILLE PTE.LTD.
🇸🇬 SG APNIC
101.32.0.0/14Transfer · 2019-07-11
Beijing CNISP Technology Co., Ltd.
🇨🇳 CN APNIC
→
Tencent Cloud Computing (Beijing) Co., Ltd
🇨🇳 CN APNIC

Date	Resource	From	To	Type
2019-10-30	101.33.0.0/17	Tencent Cloud Computing (Beijing) Co., Ltd 🇨🇳 CN APNIC	ACEVILLE PTE.LTD. 🇸🇬 SG APNIC	Transfer
2019-07-11	101.32.0.0/14	Beijing CNISP Technology Co., Ltd. 🇨🇳 CN APNIC	Tencent Cloud Computing (Beijing) Co., Ltd 🇨🇳 CN APNIC	Transfer

Origin ASN

AS139341

ACE-AS-AP ACE

Related Prefixes

Covering prefix

101.33.4.0/23AS132203

More prefixes of AS139341

All prefixes of AS139341 →

Geolocation

Country🇨🇳ChinaCN

Coordinates35.8617, 104.1954 ↗

Learn more

RPKI and ROAs explainedWhat RPKI valid, invalid and no ROA mean
RPKI validatorCheck ROA coverage for any prefix or ASN
What is BGP?How prefixes are announced and routed
More-specific prefixesGlossary: covering and more-specific routes
IPv4 transfers in the APNIC regionWho bought and sold address space recently

API

Open

GEThttps://api.ipctl.io/v1/prefix/101.33.4.0/24

Returns prefix allocation, BGP routes, and more-specific subnets.

curl -s "https://api.ipctl.io/v1/prefix/101.33.4.0/24" | jq

External Links

RIPEstat