HomePrefix Lookup59.77.0.0/16

59.77.0.0/16

🇨🇳
IPv4APNICallocatedMOASNo ROA
CIDR
59.77.0.0/16
IP Version
IPv4
Addresses
65.5K
Mask
/16 (255.255.0.0)
Country
🇨🇳 China
City
Shanghai
RIR
APNIC
Status
allocated
Allocated
4/5/2005

Announced BGP Routes

2 of 2 routes
MOAS - 2 origin ASNs
RPKI:
IRR:
PrefixOrigin ASRPKIIRRLast Seen
59.77.0.0/16AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
59.77.0.0/16AS24364CNGI-SH-IX-AS-AP - CERNET2 IX at Shanghai Jiaotong UniversityNo ROA—5/31/2026

Covering Prefix

35 less-specific announcements
PrefixOrigin ASRPKIIRRLast Seen
59.64.0.0/12AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
59.77.0.0/18AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
59.77.0.0/18AS24368CNGI-XMN-IX-AS-AP - CERNET2 IX at Xiamen UniversityNo ROA—5/31/2026
59.77.192.0/19AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
59.77.224.0/19AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
59.77.224.0/19AS138373CNGI-FZH-IX-AS-AP - CERNET2 regional IX at Fuzhou UniversityNo ROA—5/31/2026
59.77.192.0/19AS138373CNGI-FZH-IX-AS-AP - CERNET2 regional IX at Fuzhou UniversityNo ROA—5/31/2026
59.77.64.0/20AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
59.77.176.0/20AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
59.77.144.0/20AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
59.77.80.0/20AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
59.77.80.0/20AS24368CNGI-XMN-IX-AS-AP - CERNET2 IX at Xiamen UniversityNo ROA—5/31/2026
59.77.64.0/20AS24368CNGI-XMN-IX-AS-AP - CERNET2 IX at Xiamen UniversityNo ROA—5/31/2026
59.77.176.0/20AS138373CNGI-FZH-IX-AS-AP - CERNET2 regional IX at Fuzhou UniversityNo ROA—5/31/2026
59.77.144.0/20AS138373CNGI-FZH-IX-AS-AP - CERNET2 regional IX at Fuzhou UniversityNo ROA—5/31/2026
59.77.128.0/21AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
59.77.136.0/21AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
59.77.128.0/21AS138373CNGI-FZH-IX-AS-AP - CERNET2 regional IX at Fuzhou UniversityNo ROA—5/31/2026
59.77.136.0/21AS138373CNGI-FZH-IX-AS-AP - CERNET2 regional IX at Fuzhou UniversityNo ROA—5/31/2026
59.77.112.0/22AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
59.77.108.0/22AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
59.77.100.0/22AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
59.77.160.0/22AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
59.77.108.0/22AS24368CNGI-XMN-IX-AS-AP - CERNET2 IX at Xiamen UniversityNo ROA—5/31/2026
59.77.100.0/22AS24368CNGI-XMN-IX-AS-AP - CERNET2 IX at Xiamen UniversityNo ROA—5/31/2026
59.77.112.0/22AS24368CNGI-XMN-IX-AS-AP - CERNET2 IX at Xiamen UniversityNo ROA—5/31/2026
59.77.160.0/22AS138373CNGI-FZH-IX-AS-AP - CERNET2 regional IX at Fuzhou UniversityNo ROA—5/31/2026
59.77.98.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
59.77.96.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
59.77.32.0/24AS24368CNGI-XMN-IX-AS-AP - CERNET2 IX at Xiamen UniversityNo ROA—5/31/2026
59.77.96.0/24AS24368CNGI-XMN-IX-AS-AP - CERNET2 IX at Xiamen UniversityNo ROA—5/31/2026
59.77.25.0/24AS24368CNGI-XMN-IX-AS-AP - CERNET2 IX at Xiamen UniversityNo ROA—5/31/2026
59.77.0.0/24AS24368CNGI-XMN-IX-AS-AP - CERNET2 IX at Xiamen UniversityNo ROA—5/31/2026
59.77.21.0/24AS24368CNGI-XMN-IX-AS-AP - CERNET2 IX at Xiamen UniversityNo ROA—5/31/2026
59.77.33.0/24AS24368CNGI-XMN-IX-AS-AP - CERNET2 IX at Xiamen UniversityNo ROA—5/31/2026
Geolocation
Country🇨🇳ChinaCN
RegionShanghai
CityShanghai
GEThttps://api.ipctl.io/v1/prefix/59.77.0.0/16

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

curl -s "https://api.ipctl.io/v1/prefix/59.77.0.0/16" | jq