HomePrefix Lookup218.193.128.0/17

218.193.128.0/17

🇨🇳
IPv4APNICannouncedMOASNo ROA
CIDR
218.193.128.0/17
IP Version
IPv4
Addresses
32.7K
Mask
/17 (255.255.128.0)
Country
🇨🇳 China
City
Shanghai
RIR
APNIC
Status
announced
Allocated
-

Announced BGP Routes

2 of 2 routes
MOAS - 2 origin ASNs
RPKI:
IRR:
PrefixOrigin ASRPKIIRRLast Seen
218.193.128.0/17AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
218.193.128.0/17AS24364CNGI-SH-IX-AS-AP - CERNET2 IX at Shanghai Jiaotong UniversityNo ROA—6/1/2026

Covering Prefix

31 less-specific announcements
PrefixOrigin ASRPKIIRRLast Seen
218.192.0.0/13AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
218.193.224.0/20AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
218.193.128.0/20AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
218.193.144.0/20AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
218.193.176.0/20AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
218.193.208.0/20AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
218.193.240.0/20AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
218.193.160.0/20AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
218.193.144.0/20AS24364CNGI-SH-IX-AS-AP - CERNET2 IX at Shanghai Jiaotong UniversityNo ROA—6/1/2026
218.193.160.0/20AS24364CNGI-SH-IX-AS-AP - CERNET2 IX at Shanghai Jiaotong UniversityNo ROA—6/1/2026
218.193.240.0/20AS138370CNGI-NCH-IX-AS-AP - CERNET2 regional IX at Nanchang UniversityNo ROA—6/1/2026
218.193.208.0/20AS138370CNGI-NCH-IX-AS-AP - CERNET2 regional IX at Nanchang UniversityNo ROA—6/1/2026
218.193.224.0/20AS138370CNGI-NCH-IX-AS-AP - CERNET2 regional IX at Nanchang UniversityNo ROA—6/1/2026
218.193.200.0/21AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
218.193.192.0/21AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
218.193.184.0/21AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
218.193.176.0/21AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
218.193.184.0/21AS24364CNGI-SH-IX-AS-AP - CERNET2 IX at Shanghai Jiaotong UniversityNo ROA—6/1/2026
218.193.176.0/21AS24364CNGI-SH-IX-AS-AP - CERNET2 IX at Shanghai Jiaotong UniversityNo ROA—6/1/2026
218.193.200.0/21AS138370CNGI-NCH-IX-AS-AP - CERNET2 regional IX at Nanchang UniversityNo ROA—6/1/2026
218.193.192.0/21AS138370CNGI-NCH-IX-AS-AP - CERNET2 regional IX at Nanchang UniversityNo ROA—6/1/2026
218.193.196.0/22AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
218.193.196.0/22AS138370CNGI-NCH-IX-AS-AP - CERNET2 regional IX at Nanchang UniversityNo ROA—6/1/2026
218.193.192.0/23AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
218.193.194.0/23AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
218.193.194.0/23AS138370CNGI-NCH-IX-AS-AP - CERNET2 regional IX at Nanchang UniversityNo ROA—6/1/2026
218.193.192.0/23AS138370CNGI-NCH-IX-AS-AP - CERNET2 regional IX at Nanchang UniversityNo ROA—6/1/2026
218.193.144.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
218.193.144.0/24AS24364CNGI-SH-IX-AS-AP - CERNET2 IX at Shanghai Jiaotong UniversityNo ROA—6/1/2026
218.193.224.0/24AS138370CNGI-NCH-IX-AS-AP - CERNET2 regional IX at Nanchang UniversityNo ROA—6/1/2026
218.193.200.0/24AS138370CNGI-NCH-IX-AS-AP - CERNET2 regional IX at Nanchang UniversityNo ROA—6/1/2026
Geolocation
Country🇨🇳ChinaCN
RegionShanghai
CityShanghai
GEThttps://api.ipctl.io/v1/prefix/218.193.128.0/17

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

curl -s "https://api.ipctl.io/v1/prefix/218.193.128.0/17" | jq