HomePrefix Lookup122.146.0.0/18

122.146.0.0/18

🇹🇼
IPv4APNICannouncedAS9919NCIC-TW - New Century InfoComm Tech Co., Ltd. RPKI Valid
CIDR
122.146.0.0/18
IP Version
IPv4
Addresses
16.3K
Mask
/18 (255.255.192.0)
Country
🇹🇼 Taiwan
City
Yingge District
RIR
APNIC
Status
announced
Allocated
-

Announced BGP Routes

1 of 1 route
RPKI:
IRR:
PrefixOrigin ASRPKIIRRLast Seen
122.146.0.0/18AS9919NCIC-TW - New Century InfoComm Tech Co., Ltd. Valid
RADB
6/13/2026

Covering Prefix

31 less-specific announcements
PrefixOrigin ASRPKIIRRLast Seen
122.146.0.0/15AS9919NCIC-TW - New Century InfoComm Tech Co., Ltd. Valid—6/13/2026
122.146.0.0/16AS9919NCIC-TW - New Century InfoComm Tech Co., Ltd. Valid—6/13/2026
122.146.0.0/17AS9919NCIC-TW - New Century InfoComm Tech Co., Ltd. Valid—6/13/2026
122.146.32.0/19AS9919NCIC-TW - New Century InfoComm Tech Co., Ltd. Valid—6/13/2026
122.146.0.0/19AS9919NCIC-TW - New Century InfoComm Tech Co., Ltd. Valid—6/13/2026
122.146.48.0/21AS9919NCIC-TW - New Century InfoComm Tech Co., Ltd. Valid—6/13/2026
122.146.32.0/21AS9919NCIC-TW - New Century InfoComm Tech Co., Ltd. Valid—6/13/2026
122.146.60.0/22AS9919NCIC-TW - New Century InfoComm Tech Co., Ltd. Valid—6/13/2026
122.146.40.0/22AS9919NCIC-TW - New Century InfoComm Tech Co., Ltd. Valid—6/13/2026
122.146.44.0/22AS9919NCIC-TW - New Century InfoComm Tech Co., Ltd. Valid—6/13/2026
122.146.56.0/22AS9919NCIC-TW - New Century InfoComm Tech Co., Ltd. Valid—6/13/2026
122.146.3.0/24AS4780SEEDNET - Digital United Inc. Valid—6/13/2026
122.146.10.0/24AS4780SEEDNET - Digital United Inc. Valid—6/13/2026
122.146.45.0/24AS4780SEEDNET - Digital United Inc. Valid—6/13/2026
122.146.28.0/24AS4780SEEDNET - Digital United Inc. Valid—6/13/2026
122.146.23.0/24AS9919NCIC-TW - New Century InfoComm Tech Co., Ltd. Valid—6/13/2026
122.146.24.0/24AS9919NCIC-TW - New Century InfoComm Tech Co., Ltd. Valid—6/13/2026
122.146.26.0/24AS9919NCIC-TW - New Century InfoComm Tech Co., Ltd. Valid—6/13/2026
122.146.2.0/24AS9919NCIC-TW - New Century InfoComm Tech Co., Ltd. Valid—6/13/2026
122.146.58.0/24AS9919NCIC-TW - New Century InfoComm Tech Co., Ltd. Valid—6/13/2026
122.146.43.0/24AS9919NCIC-TW - New Century InfoComm Tech Co., Ltd. Valid—6/13/2026
122.146.59.0/24AS9919NCIC-TW - New Century InfoComm Tech Co., Ltd. Valid—6/13/2026
122.146.1.0/24AS9919NCIC-TW - New Century InfoComm Tech Co., Ltd. Valid—6/13/2026
122.146.0.0/24AS9919NCIC-TW - New Century InfoComm Tech Co., Ltd. Valid—6/13/2026
122.146.6.0/24AS9919NCIC-TW - New Century InfoComm Tech Co., Ltd. Valid—6/13/2026
122.146.7.0/24AS9919NCIC-TW - New Century InfoComm Tech Co., Ltd. Valid—6/13/2026
122.146.9.0/24AS9919NCIC-TW - New Century InfoComm Tech Co., Ltd. Valid—6/13/2026
122.146.8.0/24AS9919NCIC-TW - New Century InfoComm Tech Co., Ltd. Valid—6/13/2026
122.146.16.0/24AS9919NCIC-TW - New Century InfoComm Tech Co., Ltd. Valid—6/13/2026
122.146.21.0/24AS9919NCIC-TW - New Century InfoComm Tech Co., Ltd. Valid—6/13/2026
122.146.22.0/24AS9919NCIC-TW - New Century InfoComm Tech Co., Ltd. Valid—6/13/2026

RPKI ROAs

3
PrefixOriginMax LengthTrust Anchor
122.146.0.0/18AS9919/24apnic
122.146.0.0/15AS4780/24apnic
122.146.0.0/15AS9919/24apnic

IRR Route Objects

2
OriginRegistryMaintainerModified
AS4780RADBMAINT-AS47806/5/2026
AS9919RADBMAINT-AS47803/11/2026

More Specific Prefixes

1
PrefixASCountryStatus
122.146.43.196/30🇹🇼TWassigned
Origin ASN
AS9919
NCIC-TW - New Century InfoComm Tech Co., Ltd.
Geolocation
Country🇹🇼TaiwanTW
RegionTaipei
CityYingge District
Coordinates24.9493, 121.3370 ↗
API
Open
GEThttps://api.ipctl.io/v1/prefix/122.146.0.0/18

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

curl -s "https://api.ipctl.io/v1/prefix/122.146.0.0/18" | jq
External Links
RIPEstat Hurricane Electric BGP