HomePrefix Lookup143.45.0.0/16

143.45.0.0/16

🇯🇵
IPv4ARINallocatedAS1649DNIC-AS-01649 - Headquarters, USAISCNo ROA
CIDR
143.45.0.0/16
IP Version
IPv4
Addresses
65.5K
Mask
/16 (255.255.0.0)
Country
🇯🇵 Japan
City
Chiyoda City
RIR
ARIN
Status
allocated
Allocated
3/26/1990

Announced BGP Routes

1 of 1 route
RPKI:
IRR:
PrefixOrigin ASRPKIIRRLast Seen
143.45.0.0/16AS1649DNIC-AS-01649 - Headquarters, USAISCNo ROA—5/31/2026

Covering Prefix

34 less-specific announcements
PrefixOrigin ASRPKIIRRLast Seen
143.45.160.0/22AS1649DNIC-AS-01649 - Headquarters, USAISCNo ROA—5/31/2026
143.45.102.0/23AS1649DNIC-AS-01649 - Headquarters, USAISCNo ROA—5/31/2026
143.45.164.0/23AS1649DNIC-AS-01649 - Headquarters, USAISCNo ROA—5/31/2026
143.45.8.0/23AS1649DNIC-AS-01649 - Headquarters, USAISCNo ROA—5/31/2026
143.45.100.0/23AS1649DNIC-AS-01649 - Headquarters, USAISCNo ROA—5/31/2026
143.45.34.0/24AS1649DNIC-AS-01649 - Headquarters, USAISCNo ROA—5/31/2026
143.45.36.0/24AS1649DNIC-AS-01649 - Headquarters, USAISCNo ROA—5/31/2026
143.45.37.0/24AS1649DNIC-AS-01649 - Headquarters, USAISCNo ROA—5/31/2026
143.45.38.0/24AS1649DNIC-AS-01649 - Headquarters, USAISCNo ROA—5/31/2026
143.45.47.0/24AS1649DNIC-AS-01649 - Headquarters, USAISCNo ROA—5/31/2026
143.45.48.0/24AS1649DNIC-AS-01649 - Headquarters, USAISCNo ROA—5/31/2026
143.45.111.0/24AS1649DNIC-AS-01649 - Headquarters, USAISCNo ROA—5/31/2026
143.45.120.0/24AS1649DNIC-AS-01649 - Headquarters, USAISCNo ROA—5/31/2026
143.45.125.0/24AS1649DNIC-AS-01649 - Headquarters, USAISCNo ROA—5/31/2026
143.45.130.0/24AS1649DNIC-AS-01649 - Headquarters, USAISCNo ROA—5/31/2026
143.45.132.0/24AS1649DNIC-AS-01649 - Headquarters, USAISCNo ROA—5/31/2026
143.45.134.0/24AS1649DNIC-AS-01649 - Headquarters, USAISCNo ROA—5/31/2026
143.45.135.0/24AS1649DNIC-AS-01649 - Headquarters, USAISCNo ROA—5/31/2026
143.45.136.0/24AS1649DNIC-AS-01649 - Headquarters, USAISCNo ROA—5/31/2026
143.45.137.0/24AS1649DNIC-AS-01649 - Headquarters, USAISCNo ROA—5/31/2026
143.45.138.0/24AS1649DNIC-AS-01649 - Headquarters, USAISCNo ROA—5/31/2026
143.45.139.0/24AS1649DNIC-AS-01649 - Headquarters, USAISCNo ROA—5/31/2026
143.45.140.0/24AS1649DNIC-AS-01649 - Headquarters, USAISCNo ROA—5/31/2026
143.45.147.0/24AS1649DNIC-AS-01649 - Headquarters, USAISCNo ROA—5/31/2026
143.45.150.0/24AS1649DNIC-AS-01649 - Headquarters, USAISCNo ROA—5/31/2026
143.45.155.0/24AS1649DNIC-AS-01649 - Headquarters, USAISCNo ROA—5/31/2026
143.45.179.0/24AS1649DNIC-AS-01649 - Headquarters, USAISCNo ROA—5/31/2026
143.45.192.0/24AS1649DNIC-AS-01649 - Headquarters, USAISCNo ROA—5/31/2026
143.45.208.0/24AS1649DNIC-AS-01649 - Headquarters, USAISCNo ROA—5/31/2026
143.45.11.0/24AS1649DNIC-AS-01649 - Headquarters, USAISCNo ROA—5/31/2026
143.45.12.0/24AS1649DNIC-AS-01649 - Headquarters, USAISCNo ROA—5/31/2026
143.45.20.0/24AS1649DNIC-AS-01649 - Headquarters, USAISCNo ROA—5/31/2026
143.45.21.0/24AS1649DNIC-AS-01649 - Headquarters, USAISCNo ROA—5/31/2026
143.45.22.0/24AS1649DNIC-AS-01649 - Headquarters, USAISCNo ROA—5/31/2026
Origin ASN
AS1649
DNIC-AS-01649 - Headquarters, USAISC
Geolocation
Country🇯🇵JapanJP
RegionTokyo
CityChiyoda City
Coordinates35.6940, 139.7540 ↗
API
Open
GEThttps://api.ipctl.io/v1/prefix/143.45.0.0/16

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

curl -s "https://api.ipctl.io/v1/prefix/143.45.0.0/16" | jq
External Links
RIPEstat Hurricane Electric BGP