HomePrefix Lookup61.66.0.0/18

61.66.0.0/18

🇹🇼
IPv4APNICannouncedAS9919NCIC-TW - New Century InfoComm Tech Co., Ltd. RPKI Valid
CIDR
61.66.0.0/18
IP Version
IPv4
Addresses
16.3K
Mask
/18 (255.255.192.0)
Country
🇹🇼 Taiwan
City
Taipei
RIR
APNIC
Status
announced
Allocated
-

Announced BGP Routes

1 of 1 route
RPKI:
IRR:
PrefixOrigin ASRPKIIRRLast Seen
61.66.0.0/18AS9919NCIC-TW - New Century InfoComm Tech Co., Ltd. Valid
RADB
5/31/2026

Covering Prefix

26 less-specific announcements
PrefixOrigin ASRPKIIRRLast Seen
61.66.0.0/16AS9919NCIC-TW - New Century InfoComm Tech Co., Ltd. Valid—5/31/2026
61.66.0.0/17AS9919NCIC-TW - New Century InfoComm Tech Co., Ltd. Valid—5/31/2026
61.66.0.0/19AS9919NCIC-TW - New Century InfoComm Tech Co., Ltd. Valid—5/31/2026
61.66.32.0/19AS9919NCIC-TW - New Century InfoComm Tech Co., Ltd. Valid—5/31/2026
61.66.8.0/21AS9919NCIC-TW - New Century InfoComm Tech Co., Ltd. Valid—5/31/2026
61.66.4.0/22AS9919NCIC-TW - New Century InfoComm Tech Co., Ltd. Valid—5/31/2026
61.66.24.0/22AS9919NCIC-TW - New Century InfoComm Tech Co., Ltd. Valid—5/31/2026
61.66.20.0/22AS9919NCIC-TW - New Century InfoComm Tech Co., Ltd. Valid—5/31/2026
61.66.60.0/24AS4780SEEDNET - Digital United Inc. Valid—5/31/2026
61.66.20.0/24AS4780SEEDNET - Digital United Inc. Valid—5/31/2026
61.66.21.0/24AS4780SEEDNET - Digital United Inc. Valid—5/31/2026
61.66.22.0/24AS4780SEEDNET - Digital United Inc. Valid—5/31/2026
61.66.23.0/24AS4780SEEDNET - Digital United Inc. Valid—5/31/2026
61.66.24.0/24AS4780SEEDNET - Digital United Inc. Valid—5/31/2026
61.66.26.0/24AS4780SEEDNET - Digital United Inc. Valid—5/31/2026
61.66.56.0/24AS4780SEEDNET - Digital United Inc. Valid—5/31/2026
61.66.58.0/24AS4780SEEDNET - Digital United Inc. Valid—5/31/2026
61.66.33.0/24AS4780SEEDNET - Digital United Inc. Valid—5/31/2026
61.66.34.0/24AS4780SEEDNET - Digital United Inc. Valid—5/31/2026
61.66.38.0/24AS4780SEEDNET - Digital United Inc. Valid—5/31/2026
61.66.52.0/24AS4780SEEDNET - Digital United Inc. Valid—5/31/2026
61.66.53.0/24AS4780SEEDNET - Digital United Inc. Valid—5/31/2026
61.66.54.0/24AS4780SEEDNET - Digital United Inc. Valid—5/31/2026
61.66.55.0/24AS4780SEEDNET - Digital United Inc. Valid—5/31/2026
61.66.31.0/24AS9919NCIC-TW - New Century InfoComm Tech Co., Ltd. Valid—5/31/2026
61.66.29.0/24AS9919NCIC-TW - New Century InfoComm Tech Co., Ltd. Valid—5/31/2026

RPKI ROAs

2
PrefixOriginMax LengthTrust Anchor
61.66.0.0/16AS4780/24apnic
61.66.0.0/16AS9919/24apnic

IRR Route Objects

1
OriginRegistryMaintainerModified
AS9919RADBMAINT-AS991911/13/2023
Origin ASN
AS9919
NCIC-TW - New Century InfoComm Tech Co., Ltd.
Geolocation
Country🇹🇼TaiwanTW
RegionTaiwan
CityTaipei
Coordinates25.0501, 121.5650 ↗
API
Open
GEThttps://api.ipctl.io/v1/prefix/61.66.0.0/18

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

curl -s "https://api.ipctl.io/v1/prefix/61.66.0.0/18" | jq
External Links
RIPEstat Hurricane Electric BGP