61.66.0.0/19

🇹🇼

CIDR

61.66.0.0/19

IP Version

IPv4

Addresses

8.1K

Mask

/19 (255.255.224.0)

Country

🇹🇼 Taiwan

City

Taipei

RIR

APNIC

Status

announced

Allocated

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

Prefix	Origin AS	RPKI	IRR	Last Seen
61.66.0.0/19	AS9919NCIC-TW - New Century InfoComm Tech Co., Ltd.	Valid	RADB	5/31/2026

15 less-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
61.66.0.0/16	AS9919NCIC-TW - New Century InfoComm Tech Co., Ltd.	Valid	—	5/31/2026
61.66.0.0/17	AS9919NCIC-TW - New Century InfoComm Tech Co., Ltd.	Valid	—	5/31/2026
61.66.0.0/18	AS9919NCIC-TW - New Century InfoComm Tech Co., Ltd.	Valid	—	5/31/2026
61.66.8.0/21	AS9919NCIC-TW - New Century InfoComm Tech Co., Ltd.	Valid	—	5/31/2026
61.66.24.0/22	AS9919NCIC-TW - New Century InfoComm Tech Co., Ltd.	Valid	—	5/31/2026
61.66.4.0/22	AS9919NCIC-TW - New Century InfoComm Tech Co., Ltd.	Valid	—	5/31/2026
61.66.20.0/22	AS9919NCIC-TW - New Century InfoComm Tech Co., Ltd.	Valid	—	5/31/2026
61.66.21.0/24	AS4780SEEDNET - Digital United Inc.	Valid	—	5/31/2026
61.66.20.0/24	AS4780SEEDNET - Digital United Inc.	Valid	—	5/31/2026
61.66.22.0/24	AS4780SEEDNET - Digital United Inc.	Valid	—	5/31/2026
61.66.23.0/24	AS4780SEEDNET - Digital United Inc.	Valid	—	5/31/2026
61.66.24.0/24	AS4780SEEDNET - Digital United Inc.	Valid	—	5/31/2026
61.66.26.0/24	AS4780SEEDNET - Digital United Inc.	Valid	—	5/31/2026
61.66.29.0/24	AS9919NCIC-TW - New Century InfoComm Tech Co., Ltd.	Valid	—	5/31/2026
61.66.31.0/24	AS9919NCIC-TW - New Century InfoComm Tech Co., Ltd.	Valid	—	5/31/2026

Prefix	Origin	Max Length	Trust Anchor
61.66.0.0/16	AS4780	/24	apnic
61.66.0.0/16	AS9919	/24	apnic

Origin	Registry	Maintainer	Modified
AS9919	RADB	MAINT-AS9919	11/13/2023

Origin ASN

Geolocation

Country🇹🇼TaiwanTW

RegionTaiwan

CityTaipei

API

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

curl -s "https://api.ipctl.io/v1/prefix/61.66.0.0/19" | jq

External Links