HomePrefix Lookup111.221.16.0/21

111.221.16.0/21

🇸🇬
IPv4APNICallocatedAS8075MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation RPKI Valid
CIDR
111.221.16.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇸🇬 Singapore
City
Singapore
RIR
APNIC
Status
allocated
Allocated
7/14/2009

Announced BGP Routes

1 of 1 route
RPKI:
IRR:
PrefixOrigin ASRPKIIRRLast Seen
111.221.16.0/21AS8075MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation Valid
APNICRADB
6/13/2026

RPKI ROAs

1
PrefixOriginMax LengthTrust Anchor
111.221.16.0/21AS8075/21apnic

IRR Route Objects

2
OriginRegistryMaintainerModified
AS8075APNICMAINT-AP-MICROSOFT12/16/2022
AS8075RADBMAINT-AS807511/13/2023
Origin ASN
AS8075
MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation
Geolocation
Country🇸🇬SingaporeSG
CitySingapore
Coordinates1.3521, 103.8200 ↗
API
Open
GEThttps://api.ipctl.io/v1/prefix/111.221.16.0/21

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

curl -s "https://api.ipctl.io/v1/prefix/111.221.16.0/21" | jq
External Links
RIPEstat Hurricane Electric BGP