HomePrefix Lookup180.201.0.0/16

180.201.0.0/16

🇨🇳
IPv4APNICallocatedAS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA
CIDR
180.201.0.0/16
IP Version
IPv4
Addresses
65.5K
Mask
/16 (255.255.0.0)
Country
🇨🇳 China
City
Nanjing
RIR
APNIC
Status
allocated
Allocated
9/24/2009

Announced BGP Routes

1 of 1 route
RPKI:
IRR:
PrefixOrigin ASRPKIIRRLast Seen
180.201.0.0/16AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA
APNICRADB
7/15/2026

Covering Prefix

21 less-specific announcements
PrefixOrigin ASRPKIIRRLast Seen
180.201.128.0/18AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—7/15/2026
180.201.128.0/18AS132553UPC-AS-CN - China University of Petroleum (East China)No ROA—7/15/2026
180.201.192.0/19AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—7/15/2026
180.201.0.0/19AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—7/15/2026
180.201.192.0/19AS138371CNGI-QDA-IX-AS-AP - CERNET2 regional IX at Ocean University of ChinaNo ROA—7/15/2026
180.201.224.0/20AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—7/15/2026
180.201.48.0/20AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—7/15/2026
180.201.32.0/20AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—7/15/2026
180.201.96.0/20AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—7/15/2026
180.201.224.0/20AS141005SDEPN-AS-CN - Shandong Provincial Department of Education,No ROA—7/15/2026
180.201.32.0/20AS141005SDEPN-AS-CN - Shandong Provincial Department of Education,No ROA—7/15/2026
180.201.48.0/20AS141005SDEPN-AS-CN - Shandong Provincial Department of Education,No ROA—7/15/2026
180.201.96.0/20AS141005SDEPN-AS-CN - Shandong Provincial Department of Education,No ROA—7/15/2026
180.201.88.0/21AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—7/15/2026
180.201.88.0/21AS141005SDEPN-AS-CN - Shandong Provincial Department of Education,No ROA—7/15/2026
180.201.88.0/24AS4538ERX-CERNET-BKB - China Education and Research Network Center Valid—7/15/2026
180.201.89.0/24AS4538ERX-CERNET-BKB - China Education and Research Network Center Valid—7/15/2026
180.201.32.0/24AS4538ERX-CERNET-BKB - China Education and Research Network Center Valid—7/15/2026
180.201.88.0/24AS141005SDEPN-AS-CN - Shandong Provincial Department of Education, Invalid—7/15/2026
180.201.32.0/24AS141005SDEPN-AS-CN - Shandong Provincial Department of Education, Invalid—7/15/2026
180.201.89.0/24AS141005SDEPN-AS-CN - Shandong Provincial Department of Education, Invalid—7/15/2026

IRR Route Objects

2
OriginRegistryMaintainerModified
AS4538APNICMAINT-CERNET-AP9/25/2009
AS4538RADBMAINT-AS463711/13/2023
Origin ASN
AS4538
ERX-CERNET-BKB - China Education and Research Network Center
Geolocation
Country🇨🇳ChinaCN
RegionJiangsu
CityNanjing
Coordinates32.0584, 118.7960 ↗
API
Open
GEThttps://api.ipctl.io/v1/prefix/180.201.0.0/16

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

curl -s "https://api.ipctl.io/v1/prefix/180.201.0.0/16" | jq
External Links
RIPEstat Hurricane Electric BGP