HomePrefix Lookup8.221.128.0/17

8.221.128.0/17

🇯🇵
IPv4APNICannouncedAS45102ALIBABA-CN-NET - Alibaba (US) Technology Co., Ltd. RPKI Valid
CIDR
8.221.128.0/17
IP Version
IPv4
Addresses
32.7K
Mask
/17 (255.255.128.0)
Country
🇯🇵 Japan
City
Shibuya City
RIR
APNIC
Status
announced
Allocated
-

Announced BGP Routes

1 of 1 route
RPKI:
IRR:
PrefixOrigin ASRPKIIRRLast Seen
8.221.128.0/17AS45102ALIBABA-CN-NET - Alibaba (US) Technology Co., Ltd. Valid
APNIC
5/31/2026

Covering Prefix

12 less-specific announcements
PrefixOrigin ASRPKIIRRLast Seen
8.221.192.0/18AS45102ALIBABA-CN-NET - Alibaba (US) Technology Co., Ltd. Valid—5/31/2026
8.221.128.0/18AS45102ALIBABA-CN-NET - Alibaba (US) Technology Co., Ltd. Valid—5/31/2026
8.221.216.0/21AS45102ALIBABA-CN-NET - Alibaba (US) Technology Co., Ltd. Valid—5/31/2026
8.221.192.0/21AS45102ALIBABA-CN-NET - Alibaba (US) Technology Co., Ltd. Valid—5/31/2026
8.221.200.0/21AS45102ALIBABA-CN-NET - Alibaba (US) Technology Co., Ltd. Valid—5/31/2026
8.221.208.0/21AS45102ALIBABA-CN-NET - Alibaba (US) Technology Co., Ltd. Valid—5/31/2026
8.221.188.0/22AS45102ALIBABA-CN-NET - Alibaba (US) Technology Co., Ltd. Valid—5/31/2026
8.221.184.0/22AS45102ALIBABA-CN-NET - Alibaba (US) Technology Co., Ltd. Valid—5/31/2026
8.221.153.0/24AS134963ASEPL-AS-AP - Alibaba Cloud (Singapore) Private Limited Valid—5/31/2026
8.221.152.0/24AS134963ASEPL-AS-AP - Alibaba Cloud (Singapore) Private Limited Valid—5/31/2026
8.221.154.0/24AS134963ASEPL-AS-AP - Alibaba Cloud (Singapore) Private Limited Valid—5/31/2026
8.221.155.0/24AS134963ASEPL-AS-AP - Alibaba Cloud (Singapore) Private Limited Valid—5/31/2026

RPKI ROAs

4
PrefixOriginMax LengthTrust Anchor
8.221.0.0/16AS45102/24apnic
8.221.0.0/16AS134963/24apnic
8.208.0.0/12AS45102/15apnic
8.208.0.0/12AS134963/15apnic

IRR Route Objects

2
OriginRegistryMaintainerModified
AS45102APNICMAINT-ASEPL-SG1/20/2020
AS134963APNICMAINT-ASEPL-SG1/20/2020
Origin ASN
AS45102
ALIBABA-CN-NET - Alibaba (US) Technology Co., Ltd.
Geolocation
Country🇯🇵JapanJP
RegionTokyo
CityShibuya City
Coordinates35.6764, 139.6500 ↗
API
Open
GEThttps://api.ipctl.io/v1/prefix/8.221.128.0/17

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

curl -s "https://api.ipctl.io/v1/prefix/8.221.128.0/17" | jq
External Links
RIPEstat Hurricane Electric BGP