HomePrefix Lookup219.223.192.0/18

219.223.192.0/18

🇨🇳
IPv4APNICannouncedMOASNo ROA
CIDR
219.223.192.0/18
IP Version
IPv4
Addresses
16.3K
Mask
/18 (255.255.192.0)
Country
🇨🇳 China
City
Guangzhou
RIR
APNIC
Status
announced
Allocated
-

Announced BGP Routes

2 of 2 routes
MOAS - 2 origin ASNs
RPKI:
IRR:
PrefixOrigin ASRPKIIRRLast Seen
219.223.192.0/18AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA
RADB
6/1/2026
219.223.192.0/18AS138369CNGI-SZH-IX-AS-AP - CERNET2 regional IX at Shenzhen UniversityNo ROA—6/1/2026

Covering Prefix

45 less-specific announcements
PrefixOrigin ASRPKIIRRLast Seen
219.216.0.0/13AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
219.223.0.0/16AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
219.223.0.0/16AS24357CNGI-GZ-IX-AS-AP - CERNET2 IX at South China University of TechnologyNo ROA—6/1/2026
219.223.192.0/20AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
219.223.192.0/20AS138369CNGI-SZH-IX-AS-AP - CERNET2 regional IX at Shenzhen UniversityNo ROA—6/1/2026
219.223.240.0/21AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
219.223.232.0/21AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
219.223.232.0/21AS138369CNGI-SZH-IX-AS-AP - CERNET2 regional IX at Shenzhen UniversityNo ROA—6/1/2026
219.223.240.0/21AS138369CNGI-SZH-IX-AS-AP - CERNET2 regional IX at Shenzhen UniversityNo ROA—6/1/2026
219.223.240.0/22AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
219.223.228.0/22AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
219.223.248.0/22AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
219.223.244.0/22AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
219.223.224.0/22AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
219.223.236.0/22AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
219.223.232.0/22AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
219.223.220.0/22AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
219.223.236.0/22AS138369CNGI-SZH-IX-AS-AP - CERNET2 regional IX at Shenzhen UniversityNo ROA—6/1/2026
219.223.220.0/22AS138369CNGI-SZH-IX-AS-AP - CERNET2 regional IX at Shenzhen UniversityNo ROA—6/1/2026
219.223.224.0/22AS138369CNGI-SZH-IX-AS-AP - CERNET2 regional IX at Shenzhen UniversityNo ROA—6/1/2026
219.223.228.0/22AS138369CNGI-SZH-IX-AS-AP - CERNET2 regional IX at Shenzhen UniversityNo ROA—6/1/2026
219.223.232.0/22AS138369CNGI-SZH-IX-AS-AP - CERNET2 regional IX at Shenzhen UniversityNo ROA—6/1/2026
219.223.240.0/22AS138369CNGI-SZH-IX-AS-AP - CERNET2 regional IX at Shenzhen UniversityNo ROA—6/1/2026
219.223.244.0/22AS138369CNGI-SZH-IX-AS-AP - CERNET2 regional IX at Shenzhen UniversityNo ROA—6/1/2026
219.223.248.0/22AS138369CNGI-SZH-IX-AS-AP - CERNET2 regional IX at Shenzhen UniversityNo ROA—6/1/2026
219.223.210.0/23AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
219.223.248.0/23AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
219.223.250.0/23AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
219.223.248.0/23AS138369CNGI-SZH-IX-AS-AP - CERNET2 regional IX at Shenzhen UniversityNo ROA—6/1/2026
219.223.250.0/23AS138369CNGI-SZH-IX-AS-AP - CERNET2 regional IX at Shenzhen UniversityNo ROA—6/1/2026
219.223.210.0/23AS138369CNGI-SZH-IX-AS-AP - CERNET2 regional IX at Shenzhen UniversityNo ROA—6/1/2026
219.223.253.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
219.223.209.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
219.223.254.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
219.223.208.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
219.223.252.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
219.223.219.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
219.223.211.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
219.223.209.0/24AS138369CNGI-SZH-IX-AS-AP - CERNET2 regional IX at Shenzhen UniversityNo ROA—6/1/2026
219.223.211.0/24AS138369CNGI-SZH-IX-AS-AP - CERNET2 regional IX at Shenzhen UniversityNo ROA—6/1/2026
219.223.252.0/24AS138369CNGI-SZH-IX-AS-AP - CERNET2 regional IX at Shenzhen UniversityNo ROA—6/1/2026
219.223.219.0/24AS138369CNGI-SZH-IX-AS-AP - CERNET2 regional IX at Shenzhen UniversityNo ROA—6/1/2026
219.223.254.0/24AS138369CNGI-SZH-IX-AS-AP - CERNET2 regional IX at Shenzhen UniversityNo ROA—6/1/2026
219.223.208.0/24AS138369CNGI-SZH-IX-AS-AP - CERNET2 regional IX at Shenzhen UniversityNo ROA—6/1/2026
219.223.253.0/24AS138369CNGI-SZH-IX-AS-AP - CERNET2 regional IX at Shenzhen UniversityNo ROA—6/1/2026

IRR Route Objects

1
OriginRegistryMaintainerModified
AS4538RADBMAINT-AS5845311/13/2023
Geolocation
Country🇨🇳ChinaCN
RegionGuangdong
CityGuangzhou
GEThttps://api.ipctl.io/v1/prefix/219.223.192.0/18

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

curl -s "https://api.ipctl.io/v1/prefix/219.223.192.0/18" | jq