HomePrefix Lookup171.84.0.0/15

171.84.0.0/15

🇨🇳
IPv4APNICannouncedAS24350CNGI-BJ-IX4-AS-AP - CERNET2 IX at Beijing University of Posts and TelecommunicationsNo ROA
CIDR
171.84.0.0/15
IP Version
IPv4
Addresses
131K
Mask
/15 (255.254.0.0)
Country
🇨🇳 China
City
Chaowai (Chaoyang)
RIR
APNIC
Status
announced
Allocated
-

Announced BGP Routes

1 of 1 route
RPKI:
IRR:
PrefixOrigin ASRPKIIRRLast Seen
171.84.0.0/15AS24350CNGI-BJ-IX4-AS-AP - CERNET2 IX at Beijing University of Posts and TelecommunicationsNo ROA—6/13/2026

Covering Prefix

8 less-specific announcements
PrefixOrigin ASRPKIIRRLast Seen
171.85.0.0/16AS4847CNIX-AP - China Networks Inter-ExchangeNo ROA—6/13/2026
171.84.128.0/17AS4847CNIX-AP - China Networks Inter-ExchangeNo ROA—6/13/2026
171.84.64.0/18AS4847CNIX-AP - China Networks Inter-ExchangeNo ROA—6/13/2026
171.84.32.0/19AS4847CNIX-AP - China Networks Inter-ExchangeNo ROA—6/13/2026
171.84.16.0/20AS4847CNIX-AP - China Networks Inter-ExchangeNo ROA—6/13/2026
171.84.8.0/21AS4847CNIX-AP - China Networks Inter-ExchangeNo ROA—6/13/2026
171.84.0.0/21AS4847CNIX-AP - China Networks Inter-Exchange Valid—6/13/2026
171.84.2.0/24AS4847CNIX-AP - China Networks Inter-Exchange Valid—6/13/2026

IRR Route Objects

1
OriginRegistryMaintainerModified
AS4847RADBMAINT-AS5845311/13/2023

More Specific Prefixes

7
PrefixASCountryStatus
171.85.0.0/16AS4847🇨🇳CNassigned
171.84.128.0/17AS4847🇨🇳CNassigned
171.84.64.0/18AS4847🇨🇳CNassigned
171.84.32.0/19AS4847🇨🇳CNassigned
171.84.16.0/20AS4847🇨🇳CNassigned
171.84.0.0/21AS4847🇨🇳CNassigned
171.84.8.0/21AS4847🇨🇳CNassigned
Origin ASN
AS24350
CNGI-BJ-IX4-AS-AP - CERNET2 IX at Beijing University of Posts and Telecommunications
Geolocation
Country🇨🇳ChinaCN
RegionBeijing
CityChaowai (Chaoyang)
Coordinates39.9971, 116.4770 ↗
API
Open
GEThttps://api.ipctl.io/v1/prefix/171.84.0.0/15

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

curl -s "https://api.ipctl.io/v1/prefix/171.84.0.0/15" | jq
External Links
RIPEstat Hurricane Electric BGP