HomePrefix Lookup42.246.0.0/15

42.246.0.0/15

🇨🇳
CIDR
42.246.0.0/15
IP Version
IPv4
Addresses
131K
Mask
/15 (255.254.0.0)
Country
🇨🇳 China
City
Nanjing
RIR
APNIC
Status
announced
Allocated
-

Announced BGP Routes

1 of 1 route
RPKI:
IRR:
PrefixOrigin ASRPKIIRRLast Seen
42.246.0.0/15AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA
APNIC
6/1/2026

Covering Prefix

25 less-specific announcements
PrefixOrigin ASRPKIIRRLast Seen
42.247.0.0/19AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
42.247.0.0/19AS24361CNGI-NJ-IX-AS-AP - CERNET2 IX at Southeast UniversityNo ROA—6/1/2026
42.247.3.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
42.247.5.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
42.247.8.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
42.247.9.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
42.247.12.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
42.247.13.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
42.247.18.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
42.247.19.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
42.247.20.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
42.247.22.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
42.247.29.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
42.247.30.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
42.247.33.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
42.247.44.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
42.247.107.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
42.247.1.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
42.247.2.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
42.247.94.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
42.247.103.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
42.247.53.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
42.247.58.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—6/1/2026
42.247.44.0/24AS24361CNGI-NJ-IX-AS-AP - CERNET2 IX at Southeast UniversityNo ROA—6/1/2026
42.247.22.0/24AS138369CNGI-SZH-IX-AS-AP - CERNET2 regional IX at Shenzhen UniversityNo ROA—6/1/2026

IRR Route Objects

1
OriginRegistryMaintainerModified
AS4538APNICMAINT-CERNET-AP3/14/2017

More Specific Prefixes

6
PrefixASCountryStatus
42.247.0.0/24🇨🇳CNassigned
42.247.1.0/24AS4538🇨🇳CNassigned
42.247.18.0/24AS4538🇨🇳CNassigned
42.247.30.0/24AS4538🇨🇳CNassigned
42.247.11.0/24🇨🇳CNassigned
42.247.37.0/24🇨🇳CNassigned
Geolocation
Country🇨🇳ChinaCN
RegionJiangsu
CityNanjing
GEThttps://api.ipctl.io/v1/prefix/42.246.0.0/15

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

curl -s "https://api.ipctl.io/v1/prefix/42.246.0.0/15" | jq