HomePrefix Lookup222.199.0.0/16

222.199.0.0/16

🇨🇳
CIDR
222.199.0.0/16
IP Version
IPv4
Addresses
65.5K
Mask
/16 (255.255.0.0)
Country
🇨🇳 China
City
Haidian (Haidian Qu)
RIR
APNIC
Status
allocated
Allocated
8/10/2004

Announced BGP Routes

1 of 1 route
RPKI:
IRR:
PrefixOrigin ASRPKIIRRLast Seen
222.199.0.0/16AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/13/2026

Covering Prefix

64 less-specific announcements
PrefixOrigin ASRPKIIRRLast Seen
222.192.0.0/12AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/13/2026
222.199.192.0/19AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/13/2026
222.199.224.0/19AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/13/2026
222.199.224.0/19AS24349CNGI-BJ-IX3-AS-AP - CERNET2 IX at Peking UniversityNo ROA—6/13/2026
222.199.192.0/19AS24350CNGI-BJ-IX4-AS-AP - CERNET2 IX at Beijing University of Posts and TelecommunicationsNo ROA—6/13/2026
222.199.128.0/20AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/13/2026
222.199.64.0/20AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/13/2026
222.199.112.0/20AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/13/2026
222.199.176.0/20AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/13/2026
222.199.128.0/20AS24349CNGI-BJ-IX3-AS-AP - CERNET2 IX at Peking UniversityNo ROA—6/13/2026
222.199.176.0/20AS24350CNGI-BJ-IX4-AS-AP - CERNET2 IX at Beijing University of Posts and TelecommunicationsNo ROA—6/13/2026
222.199.112.0/20AS138375CNGI-HHT-IX-AS-AP - CERNET2 regional IX at Inner Mongolia UniversityNo ROA—6/13/2026
222.199.64.0/20AS138375CNGI-HHT-IX-AS-AP - CERNET2 regional IX at Inner Mongolia UniversityNo ROA—6/13/2026
222.199.24.0/22AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/13/2026
222.199.0.0/22AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/13/2026
222.199.12.0/22AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/13/2026
222.199.28.0/22AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/13/2026
222.199.32.0/22AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/13/2026
222.199.36.0/22AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/13/2026
222.199.88.0/22AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/13/2026
222.199.96.0/22AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/13/2026
222.199.108.0/22AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/13/2026
222.199.160.0/22AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/13/2026
222.199.184.0/22AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/13/2026
222.199.184.0/22AS24350CNGI-BJ-IX4-AS-AP - CERNET2 IX at Beijing University of Posts and TelecommunicationsNo ROA—6/13/2026
222.199.188.0/22AS134169CERNEWTECHRES-AS-CN - CERNEWTECH (Beijing) co.,LTDNo ROA—6/13/2026
222.199.32.0/22AS138374CNGI-TYN-IX-AS-AP - CERNET2 regional IX at Taiyuan UniversityNo ROA—6/13/2026
222.199.0.0/22AS138374CNGI-TYN-IX-AS-AP - CERNET2 regional IX at Taiyuan UniversityNo ROA—6/13/2026
222.199.24.0/22AS138374CNGI-TYN-IX-AS-AP - CERNET2 regional IX at Taiyuan UniversityNo ROA—6/13/2026
222.199.96.0/22AS138375CNGI-HHT-IX-AS-AP - CERNET2 regional IX at Inner Mongolia UniversityNo ROA—6/13/2026
222.199.88.0/22AS138375CNGI-HHT-IX-AS-AP - CERNET2 regional IX at Inner Mongolia UniversityNo ROA—6/13/2026
222.199.6.0/23AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/13/2026
222.199.6.0/23AS138374CNGI-TYN-IX-AS-AP - CERNET2 regional IX at Taiyuan UniversityNo ROA—6/13/2026
222.199.64.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/13/2026
222.199.41.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/13/2026
222.199.43.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/13/2026
222.199.100.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/13/2026
222.199.5.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/13/2026
222.199.21.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/13/2026
222.199.44.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/13/2026
222.199.20.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/13/2026
222.199.12.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/13/2026
222.199.4.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/13/2026
222.199.164.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/13/2026
222.199.165.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/13/2026
222.199.170.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/13/2026
222.199.181.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/13/2026
222.199.40.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/13/2026
222.199.47.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/13/2026
222.199.48.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/13/2026
222.199.49.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/13/2026
222.199.52.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/13/2026
222.199.42.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/13/2026
222.199.23.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/13/2026
222.199.22.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/13/2026
222.199.170.0/24AS24349CNGI-BJ-IX3-AS-AP - CERNET2 IX at Peking UniversityNo ROA—6/13/2026
222.199.165.0/24AS24349CNGI-BJ-IX3-AS-AP - CERNET2 IX at Peking UniversityNo ROA—6/13/2026
222.199.164.0/24AS24350CNGI-BJ-IX4-AS-AP - CERNET2 IX at Beijing University of Posts and TelecommunicationsNo ROA—6/13/2026
222.199.20.0/24AS138374CNGI-TYN-IX-AS-AP - CERNET2 regional IX at Taiyuan UniversityNo ROA—6/13/2026
222.199.52.0/24AS138374CNGI-TYN-IX-AS-AP - CERNET2 regional IX at Taiyuan UniversityNo ROA—6/13/2026
222.199.5.0/24AS138374CNGI-TYN-IX-AS-AP - CERNET2 regional IX at Taiyuan UniversityNo ROA—6/13/2026
222.199.41.0/24AS138374CNGI-TYN-IX-AS-AP - CERNET2 regional IX at Taiyuan UniversityNo ROA—6/13/2026
222.199.40.0/24AS138374CNGI-TYN-IX-AS-AP - CERNET2 regional IX at Taiyuan UniversityNo ROA—6/13/2026
222.199.64.0/24AS138375CNGI-HHT-IX-AS-AP - CERNET2 regional IX at Inner Mongolia UniversityNo ROA—6/13/2026
Geolocation
Country🇨🇳ChinaCN
RegionBeijing
CityHaidian (Haidian Qu)
GEThttps://api.ipctl.io/v1/prefix/222.199.0.0/16

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

curl -s "https://api.ipctl.io/v1/prefix/222.199.0.0/16" | jq