HomePrefix Lookup183.168.0.0/15

183.168.0.0/15

🇨🇳
IPv4APNICallocatedAS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA
CIDR
183.168.0.0/15
IP Version
IPv4
Addresses
131K
Mask
/15 (255.254.0.0)
Country
🇨🇳 China
City
Shiyan (Mao Jian Qu)
RIR
APNIC
Status
allocated
Allocated
11/23/2009

Announced BGP Routes

1 of 1 route
RPKI:
IRR:
PrefixOrigin ASRPKIIRRLast Seen
183.168.0.0/15AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA
APNICRADB
6/13/2026

Covering Prefix

22 less-specific announcements
PrefixOrigin ASRPKIIRRLast Seen
183.169.0.0/17AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/13/2026
183.169.0.0/17AS24359CNGI-CHS-IX-AS-AP - CERNET2 IX at Central South UniversityNo ROA—6/13/2026
183.168.0.0/18AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/13/2026
183.168.96.0/19AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/13/2026
183.169.224.0/19AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/13/2026
183.168.160.0/19AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/13/2026
183.169.224.0/19AS24360CNGI-ZHZ-IX-AS-AP - CERNET2 IX at Zhengzhou UniversityNo ROA—6/13/2026
183.169.144.0/20AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/13/2026
183.168.64.0/20AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/13/2026
183.168.128.0/20AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/13/2026
183.169.208.0/20AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/13/2026
183.169.144.0/20AS24360CNGI-ZHZ-IX-AS-AP - CERNET2 IX at Zhengzhou UniversityNo ROA—6/13/2026
183.169.208.0/20AS24360CNGI-ZHZ-IX-AS-AP - CERNET2 IX at Zhengzhou UniversityNo ROA—6/13/2026
183.169.200.0/21AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/13/2026
183.169.136.0/21AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/13/2026
183.169.136.0/21AS24360CNGI-ZHZ-IX-AS-AP - CERNET2 IX at Zhengzhou UniversityNo ROA—6/13/2026
183.169.132.0/22AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/13/2026
183.169.132.0/22AS24360CNGI-ZHZ-IX-AS-AP - CERNET2 IX at Zhengzhou UniversityNo ROA—6/13/2026
183.169.128.0/23AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/13/2026
183.169.130.0/23AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/13/2026
183.169.130.0/23AS24360CNGI-ZHZ-IX-AS-AP - CERNET2 IX at Zhengzhou UniversityNo ROA—6/13/2026
183.169.128.0/23AS24360CNGI-ZHZ-IX-AS-AP - CERNET2 IX at Zhengzhou UniversityNo ROA—6/13/2026

IRR Route Objects

2
OriginRegistryMaintainerModified
AS4538APNICMAINT-CERNET-AP11/25/2009
AS4538RADBMAINT-AS463711/13/2023
Origin ASN
AS4538
ERX-CERNET-BKB - China Education and Research Network Center
Geolocation
Country🇨🇳ChinaCN
RegionHubei
CityShiyan (Mao Jian Qu)
Coordinates32.6228, 110.7790 ↗
API
Open
GEThttps://api.ipctl.io/v1/prefix/183.168.0.0/15

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

curl -s "https://api.ipctl.io/v1/prefix/183.168.0.0/15" | jq
External Links
RIPEstat Hurricane Electric BGP