121.14.128.0/21

🇨🇳

CIDR

121.14.128.0/21

IP Version

IPv4

Addresses

Mask

/21 (255.255.248.0)

Country

🇨🇳 China

City

Guangzhou

RIR

APNIC

Status

announced

Allocated

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

Prefix	Origin AS	RPKI	IRR	Last Seen
121.14.128.0/21	AS134763CT-DongGuan-IDC - CHINANET Guangdong province network	Valid	APNICRADB	5/31/2026

1 less-specific announcement

Prefix	Origin AS	RPKI	IRR	Last Seen
121.8.0.0/13	AS4134CHINANET-BACKBONE - No.31,Jin-rong Street	No ROA	—	5/31/2026

Prefix	Origin	Max Length	Trust Anchor
121.14.128.0/21	AS134763	/21	apnic

Origin	Registry	Maintainer	Modified
AS134763	APNIC	MAINT-CHINANET	12/21/2018
AS134763	RADB	MAINT-AS4813	3/16/2026

Prefix	Country	Status
121.14.134.0/24	🇨🇳CN	assigned
121.14.135.0/24	🇨🇳CN	assigned
121.14.131.64/27	🇨🇳CN	assigned
121.14.128.88/29	🇨🇳CN	assigned
121.14.128.72/29	🇨🇳CN	assigned
121.14.130.196/30	🇨🇳CN	assigned
121.14.130.168/30	🇨🇳CN	assigned
121.14.128.68/30	🇨🇳CN	assigned
121.14.128.80/30	🇨🇳CN	assigned
121.14.130.148/30	🇨🇳CN	assigned
121.14.130.172/30	🇨🇳CN	assigned
121.14.130.188/30	🇨🇳CN	assigned
121.14.130.192/30	🇨🇳CN	assigned
121.14.130.164/30	🇨🇳CN	assigned
121.14.130.176/30	🇨🇳CN	assigned
121.14.130.184/30	🇨🇳CN	assigned
121.14.130.200/30	🇨🇳CN	assigned
121.14.130.204/30	🇨🇳CN	assigned
121.14.130.144/30	🇨🇳CN	assigned
121.14.130.152/30	🇨🇳CN	assigned
121.14.130.156/30	🇨🇳CN	assigned
121.14.130.160/30	🇨🇳CN	assigned
121.14.128.66/31	🇨🇳CN	assigned
121.14.128.86/31	🇨🇳CN	assigned
121.14.128.96/31	🇨🇳CN	assigned
121.14.128.84/31	🇨🇳CN	assigned
121.14.128.129/32	🇨🇳CN	assigned

Origin ASN

Geolocation

Country🇨🇳ChinaCN

RegionGuangdong

CityGuangzhou

API

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

curl -s "https://api.ipctl.io/v1/prefix/121.14.128.0/21" | jq

External Links