HomePrefix Lookup202.38.64.0/18

202.38.64.0/18

🇨🇳
IPv4RIPEassignedAS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA
CIDR
202.38.64.0/18
IP Version
IPv4
Addresses
16.3K
Mask
/18 (255.255.192.0)
Country
🇨🇳 China
City
Hefei (Baohe Qu)
RIR
RIPE
Status
assigned
Allocated
-

Announced BGP Routes

1 of 1 route
RPKI:
IRR:
PrefixOrigin ASRPKIIRRLast Seen
202.38.64.0/18AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA
RADB
6/1/2026

Covering Prefix

14 less-specific announcements
PrefixOrigin ASRPKIIRRLast Seen
202.38.64.0/19AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
202.38.64.0/19AS24362CNGI-HEF-IX-AS-AP - CERNET2 IX at University of Science and Technology of ChinaNo ROA—6/1/2026
202.38.112.0/21AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
202.38.108.0/22AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
202.38.109.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
202.38.64.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
202.38.104.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
202.38.110.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
202.38.112.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
202.38.120.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
202.38.120.0/24AS23910CNGI-CERNET2-AS-AP - China Next Generation Internet CERNET2No ROA—6/1/2026
202.38.109.0/24AS24348CNGI-BJ-IX2-AS-AP - CERNET2 IX at Tsinghua UniversityNo ROA—6/1/2026
202.38.112.0/24AS24348CNGI-BJ-IX2-AS-AP - CERNET2 IX at Tsinghua UniversityNo ROA—6/1/2026
202.38.64.0/24AS24362CNGI-HEF-IX-AS-AP - CERNET2 IX at University of Science and Technology of ChinaNo ROA—6/1/2026

IRR Route Objects

1
OriginRegistryMaintainerModified
AS4538RADBMAINT-AS463711/13/2023

More Specific Prefixes

2
PrefixASCountryStatus
202.38.64.0/19AS4538🇨🇳CNallocated
202.38.96.0/19🇨🇳CNallocated
Origin ASN
AS4538
ERX-CERNET-BKB - China Education and Research Network Center
Geolocation
Country🇨🇳ChinaCN
RegionAnhui
CityHefei (Baohe Qu)
Coordinates31.8371, 117.2690 ↗
API
Open
GEThttps://api.ipctl.io/v1/prefix/202.38.64.0/18

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

curl -s "https://api.ipctl.io/v1/prefix/202.38.64.0/18" | jq
External Links
RIPEstat Hurricane Electric BGP