Home Prefix Lookup221.4.32.0/19

221.4.32.0/19

🇨🇳

IPv4APNICannouncedAS17622CNCGROUP-GZ - China Unicom Guangzhou networkNo ROA

CIDR

221.4.32.0/19

IP Version

IPv4

Addresses

8.1K

Mask

/19 (255.255.224.0)

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
221.4.32.0/19	AS17622CNCGROUP-GZ - China Unicom Guangzhou network	No ROA	APNICRADB	6/1/2026

Covering Prefix

10 less-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
221.4.0.0/16	AS17816CHINA169-GZ - China Unicom IP network China169 Guangdong province	No ROA	—	6/1/2026
221.4.48.0/20	AS17622CNCGROUP-GZ - China Unicom Guangzhou network	No ROA	—	6/1/2026
221.4.32.0/20	AS17622CNCGROUP-GZ - China Unicom Guangzhou network	No ROA	—	6/1/2026
221.4.40.0/22	AS17622CNCGROUP-GZ - China Unicom Guangzhou network	No ROA	—	6/1/2026
221.4.54.0/24	AS17622CNCGROUP-GZ - China Unicom Guangzhou network	No ROA	—	6/1/2026
221.4.61.0/24	AS17622CNCGROUP-GZ - China Unicom Guangzhou network	No ROA	—	6/1/2026
221.4.33.0/24	AS17622CNCGROUP-GZ - China Unicom Guangzhou network	No ROA	—	6/1/2026
221.4.40.0/24	AS17622CNCGROUP-GZ - China Unicom Guangzhou network	No ROA	—	6/1/2026
221.4.41.0/24	AS17622CNCGROUP-GZ - China Unicom Guangzhou network	No ROA	—	6/1/2026
221.4.42.0/24	AS17622CNCGROUP-GZ - China Unicom Guangzhou network	No ROA	—	6/1/2026

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS17622	APNIC	MAINT-CNCGROUP-RR	5/4/2014
AS17622	RADB	MAINT-AS58453	11/13/2023

More Specific Prefixes

Prefix	AS	Country	Status
221.4.56.0/21		🇨🇳CN	assigned
221.4.54.0/24	AS17622	🇨🇳CN	assigned
221.4.36.0/24		🇨🇳CN	assigned
221.4.53.0/24		🇨🇳CN	assigned
221.4.50.128/25		🇨🇳CN	assigned
221.4.37.128/25		🇨🇳CN	assigned
221.4.51.128/26		🇨🇳CN	assigned
221.4.48.64/26		🇨🇳CN	assigned
221.4.50.0/26		🇨🇳CN	assigned
221.4.47.128/26		🇨🇳CN	assigned
221.4.50.64/26		🇨🇳CN	assigned
221.4.48.224/27		🇨🇳CN	assigned
221.4.47.32/27		🇨🇳CN	assigned
221.4.48.32/27		🇨🇳CN	assigned
221.4.37.0/27		🇨🇳CN	assigned
221.4.38.64/27		🇨🇳CN	assigned
221.4.47.192/27		🇨🇳CN	assigned
221.4.47.96/27		🇨🇳CN	assigned
221.4.52.32/27		🇨🇳CN	assigned
221.4.43.112/28		🇨🇳CN	assigned
221.4.38.128/28		🇨🇳CN	assigned
221.4.43.96/28		🇨🇳CN	assigned
221.4.43.144/28		🇨🇳CN	assigned
221.4.43.208/28		🇨🇳CN	assigned
221.4.52.16/28		🇨🇳CN	assigned
221.4.43.16/28		🇨🇳CN	assigned
221.4.39.48/28		🇨🇳CN	assigned
221.4.38.96/28		🇨🇳CN	assigned
221.4.38.32/28		🇨🇳CN	assigned
221.4.38.112/28		🇨🇳CN	assigned
221.4.43.0/28		🇨🇳CN	assigned
221.4.44.64/28		🇨🇳CN	assigned
221.4.43.32/28		🇨🇳CN	assigned
221.4.43.176/28		🇨🇳CN	assigned
221.4.38.152/29		🇨🇳CN	assigned
221.4.38.176/29		🇨🇳CN	assigned
221.4.37.32/29		🇨🇳CN	assigned
221.4.52.0/29		🇨🇳CN	assigned
221.4.38.16/29		🇨🇳CN	assigned
221.4.52.8/29		🇨🇳CN	assigned
221.4.38.168/29		🇨🇳CN	assigned
221.4.38.0/29		🇨🇳CN	assigned
221.4.40.16/29		🇨🇳CN	assigned
221.4.40.64/29		🇨🇳CN	assigned
221.4.44.0/29		🇨🇳CN	assigned
221.4.38.160/29		🇨🇳CN	assigned
221.4.38.184/29		🇨🇳CN	assigned

Origin ASN

AS17622

CNCGROUP-GZ - China Unicom Guangzhou network

Geolocation

Country🇨🇳ChinaCN

RegionGuangdong

CityGuangzhou

Coordinates23.1317, 113.2660 ↗

API

Open

GEThttps://api.ipctl.io/v1/prefix/221.4.32.0/19

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

curl -s "https://api.ipctl.io/v1/prefix/221.4.32.0/19" | jq

External Links

RIPEstat Hurricane Electric BGP