HomePrefix Lookup219.221.0.0/16

219.221.0.0/16

🇨🇳
IPv4APNICallocatedNo ROA
CIDR
219.221.0.0/16
IP Version
IPv4
Addresses
65.5K
Mask
/16 (255.255.0.0)
Country
🇨🇳 China
City
Chengdu
RIR
APNIC
Status
allocated
Allocated
3/29/2003

Announced BGP Routes

0 of 0 routes
RPKI:
IRR:
PrefixOrigin ASRPKIIRRLast Seen
This prefix is not currently announced in BGP. See covering prefix below.

Covering Prefix

33 less-specific announcements
PrefixOrigin ASRPKIIRRLast Seen
219.216.0.0/13AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
219.221.64.0/19AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
219.221.96.0/19AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
219.221.96.0/19AS24356CNGI-CHQ-IX-AS-AP - CERNET2 IX at Chongqing UniversityNo ROA—6/1/2026
219.221.64.0/19AS24356CNGI-CHQ-IX-AS-AP - CERNET2 IX at Chongqing UniversityNo ROA—6/1/2026
219.221.128.0/20AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
219.221.16.0/20AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
219.221.192.0/20AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
219.221.32.0/20AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
219.221.0.0/20AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
219.221.176.0/20AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
219.221.240.0/20AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
219.221.224.0/20AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
219.221.208.0/20AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
219.221.176.0/20AS24355CNGI-CD-IX-AS-AP - CERNET2 IX at University of Electronic Science and Technology of ChinaNo ROA—6/1/2026
219.221.208.0/20AS24355CNGI-CD-IX-AS-AP - CERNET2 IX at University of Electronic Science and Technology of ChinaNo ROA—6/1/2026
219.221.128.0/20AS24355CNGI-CD-IX-AS-AP - CERNET2 IX at University of Electronic Science and Technology of ChinaNo ROA—6/1/2026
219.221.192.0/20AS24355CNGI-CD-IX-AS-AP - CERNET2 IX at University of Electronic Science and Technology of ChinaNo ROA—6/1/2026
219.221.16.0/20AS24356CNGI-CHQ-IX-AS-AP - CERNET2 IX at Chongqing UniversityNo ROA—6/1/2026
219.221.32.0/20AS24356CNGI-CHQ-IX-AS-AP - CERNET2 IX at Chongqing UniversityNo ROA—6/1/2026
219.221.0.0/20AS24356CNGI-CHQ-IX-AS-AP - CERNET2 IX at Chongqing UniversityNo ROA—6/1/2026
219.221.224.0/20AS138378CNGI-KMN-IX-AS-AP - CERNET2 regional IX at Yunnan UniversityNo ROA—6/1/2026
219.221.240.0/20AS138378CNGI-KMN-IX-AS-AP - CERNET2 regional IX at Yunnan UniversityNo ROA—6/1/2026
219.221.160.0/22AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
219.221.160.0/22AS24355CNGI-CD-IX-AS-AP - CERNET2 IX at University of Electronic Science and Technology of ChinaNo ROA—6/1/2026
219.221.48.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
219.221.50.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
219.221.49.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
219.221.240.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
219.221.48.0/24AS24356CNGI-CHQ-IX-AS-AP - CERNET2 IX at Chongqing UniversityNo ROA—6/1/2026
219.221.50.0/24AS24356CNGI-CHQ-IX-AS-AP - CERNET2 IX at Chongqing UniversityNo ROA—6/1/2026
219.221.49.0/24AS24356CNGI-CHQ-IX-AS-AP - CERNET2 IX at Chongqing UniversityNo ROA—6/1/2026
219.221.240.0/24AS138378CNGI-KMN-IX-AS-AP - CERNET2 regional IX at Yunnan UniversityNo ROA—6/1/2026
Geolocation
Country🇨🇳ChinaCN
RegionSichuan
CityChengdu
Coordinates30.5723, 104.0670 ↗
API
Open
GEThttps://api.ipctl.io/v1/prefix/219.221.0.0/16

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

curl -s "https://api.ipctl.io/v1/prefix/219.221.0.0/16" | jq
External Links
RIPEstat Hurricane Electric BGP