HomePrefix Lookup42.245.192.0/20

42.245.192.0/20

🇨🇳
IPv4APNICassignedNo ROA
CIDR
42.245.192.0/20
IP Version
IPv4
Addresses
4K
Mask
/20 (255.255.240.0)
Country
🇨🇳 China
City
Haidian (Haidian Qu)
RIR
APNIC
Status
assigned
Allocated
-

Announced BGP Routes

0 of 0 routes
RPKI:
IRR:
PrefixOrigin ASRPKIIRRLast Seen
This prefix is not currently announced in BGP. See covering prefix below.

Covering Prefix

27 less-specific announcements
PrefixOrigin ASRPKIIRRLast Seen
42.245.0.0/16AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
42.245.192.0/18AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
42.245.192.0/18AS133111CNT-northChina - CERNET New Technology Co., LtdNo ROA—5/31/2026
42.245.200.0/22AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
42.245.204.0/22AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
42.245.200.0/22AS133111CNT-northChina - CERNET New Technology Co., LtdNo ROA—5/31/2026
42.245.204.0/22AS133111CNT-northChina - CERNET New Technology Co., LtdNo ROA—5/31/2026
42.245.198.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
42.245.192.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
42.245.193.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
42.245.195.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
42.245.196.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
42.245.197.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
42.245.199.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
42.245.203.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
42.245.204.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
42.245.205.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
42.245.199.0/24AS133111CNT-northChina - CERNET New Technology Co., LtdNo ROA—5/31/2026
42.245.205.0/24AS133111CNT-northChina - CERNET New Technology Co., LtdNo ROA—5/31/2026
42.245.196.0/24AS133111CNT-northChina - CERNET New Technology Co., LtdNo ROA—5/31/2026
42.245.204.0/24AS133111CNT-northChina - CERNET New Technology Co., LtdNo ROA—5/31/2026
42.245.203.0/24AS133111CNT-northChina - CERNET New Technology Co., LtdNo ROA—5/31/2026
42.245.193.0/24AS133111CNT-northChina - CERNET New Technology Co., LtdNo ROA—5/31/2026
42.245.192.0/24AS133111CNT-northChina - CERNET New Technology Co., LtdNo ROA—5/31/2026
42.245.197.0/24AS133111CNT-northChina - CERNET New Technology Co., LtdNo ROA—5/31/2026
42.245.195.0/24AS134169CERNEWTECHRES-AS-CN - CERNEWTECH (Beijing) co.,LTDNo ROA—5/31/2026
42.245.198.0/24AS134169CERNEWTECHRES-AS-CN - CERNEWTECH (Beijing) co.,LTDNo ROA—5/31/2026
Geolocation
Country🇨🇳ChinaCN
RegionBeijing
CityHaidian (Haidian Qu)
Coordinates39.9997, 116.3260 ↗
API
Open
GEThttps://api.ipctl.io/v1/prefix/42.245.192.0/20

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

curl -s "https://api.ipctl.io/v1/prefix/42.245.192.0/20" | jq
External Links
RIPEstat Hurricane Electric BGP