HomePrefix Lookup57.72.0.0/15

57.72.0.0/15

🇭🇰
CIDR
57.72.0.0/15
IP Version
IPv4
Addresses
131K
Mask
/15 (255.254.0.0)
Country
🇭🇰 Hong Kong
City
Hong Kong
RIR
RIPENCC
Status
assigned
Allocated
6/21/1993

Announced BGP Routes

1 of 1 route
RPKI:
IRR:
PrefixOrigin ASRPKIIRRLast Seen
57.72.0.0/15AS51964ORANGE-BUSINESS-SERVICES-IPSN-ASN ORANGE BUSINESS SERVICES U.S. Inc. Valid
RADBRIPE
6/1/2026

Covering Prefix

30 less-specific announcements
PrefixOrigin ASRPKIIRRLast Seen
57.72.0.0/17AS51964ORANGE-BUSINESS-SERVICES-IPSN-ASN ORANGE BUSINESS SERVICES U.S. Inc. Valid—6/1/2026
57.72.128.0/17AS51964ORANGE-BUSINESS-SERVICES-IPSN-ASN ORANGE BUSINESS SERVICES U.S. Inc. Valid—6/1/2026
57.73.0.0/17AS51964ORANGE-BUSINESS-SERVICES-IPSN-ASN ORANGE BUSINESS SERVICES U.S. Inc. Valid—6/1/2026
57.72.0.0/18AS51964ORANGE-BUSINESS-SERVICES-IPSN-ASN ORANGE BUSINESS SERVICES U.S. Inc. Valid—6/1/2026
57.72.128.0/18AS51964ORANGE-BUSINESS-SERVICES-IPSN-ASN ORANGE BUSINESS SERVICES U.S. Inc. Valid—6/1/2026
57.72.96.0/19AS51964ORANGE-BUSINESS-SERVICES-IPSN-ASN ORANGE BUSINESS SERVICES U.S. Inc. Valid—6/1/2026
57.73.160.0/19AS51964ORANGE-BUSINESS-SERVICES-IPSN-ASN ORANGE BUSINESS SERVICES U.S. Inc. Valid—6/1/2026
57.73.128.0/19AS51964ORANGE-BUSINESS-SERVICES-IPSN-ASN ORANGE BUSINESS SERVICES U.S. Inc. Valid—6/1/2026
57.73.192.0/19AS51964ORANGE-BUSINESS-SERVICES-IPSN-ASN ORANGE BUSINESS SERVICES U.S. Inc. Valid—6/1/2026
57.73.128.0/20AS51964ORANGE-BUSINESS-SERVICES-IPSN-ASN ORANGE BUSINESS SERVICES U.S. Inc. Valid—6/1/2026
57.73.160.0/20AS51964ORANGE-BUSINESS-SERVICES-IPSN-ASN ORANGE BUSINESS SERVICES U.S. Inc. Valid—6/1/2026
57.73.192.0/20AS51964ORANGE-BUSINESS-SERVICES-IPSN-ASN ORANGE BUSINESS SERVICES U.S. Inc. Valid—6/1/2026
57.73.144.0/21AS51964ORANGE-BUSINESS-SERVICES-IPSN-ASN ORANGE BUSINESS SERVICES U.S. Inc. Valid—6/1/2026
57.72.80.0/22AS51964ORANGE-BUSINESS-SERVICES-IPSN-ASN ORANGE BUSINESS SERVICES U.S. Inc. Valid—6/1/2026
57.72.76.0/22AS51964ORANGE-BUSINESS-SERVICES-IPSN-ASN ORANGE BUSINESS SERVICES U.S. Inc. Valid—6/1/2026
57.72.92.0/22AS51964ORANGE-BUSINESS-SERVICES-IPSN-ASN ORANGE BUSINESS SERVICES U.S. Inc. Valid—6/1/2026
57.72.64.0/22AS51964ORANGE-BUSINESS-SERVICES-IPSN-ASN ORANGE BUSINESS SERVICES U.S. Inc. Valid—6/1/2026
57.72.68.0/22AS51964ORANGE-BUSINESS-SERVICES-IPSN-ASN ORANGE BUSINESS SERVICES U.S. Inc. Valid—6/1/2026
57.72.72.0/22AS51964ORANGE-BUSINESS-SERVICES-IPSN-ASN ORANGE BUSINESS SERVICES U.S. Inc. Valid—6/1/2026
57.73.152.0/22AS51964ORANGE-BUSINESS-SERVICES-IPSN-ASN ORANGE BUSINESS SERVICES U.S. Inc. Valid—6/1/2026
57.72.88.0/23AS51964ORANGE-BUSINESS-SERVICES-IPSN-ASN ORANGE BUSINESS SERVICES U.S. Inc. Valid—6/1/2026
57.73.78.0/23AS51964ORANGE-BUSINESS-SERVICES-IPSN-ASN ORANGE BUSINESS SERVICES U.S. Inc. Valid—6/1/2026
57.72.90.0/23AS51964ORANGE-BUSINESS-SERVICES-IPSN-ASN ORANGE BUSINESS SERVICES U.S. Inc. Valid—6/1/2026
57.72.49.0/24AS4862EQUANT-ASIA - Orange Business AS for Asia Valid—6/1/2026
57.72.38.0/24AS51964ORANGE-BUSINESS-SERVICES-IPSN-ASN ORANGE BUSINESS SERVICES U.S. Inc. Valid—6/1/2026
57.72.160.0/24AS51964ORANGE-BUSINESS-SERVICES-IPSN-ASN ORANGE BUSINESS SERVICES U.S. Inc. Valid—6/1/2026
57.73.48.0/24AS51964ORANGE-BUSINESS-SERVICES-IPSN-ASN ORANGE BUSINESS SERVICES U.S. Inc. Valid—6/1/2026
57.73.62.0/24AS51964ORANGE-BUSINESS-SERVICES-IPSN-ASN ORANGE BUSINESS SERVICES U.S. Inc. Valid—6/1/2026
57.73.80.0/24AS51964ORANGE-BUSINESS-SERVICES-IPSN-ASN ORANGE BUSINESS SERVICES U.S. Inc. Valid—6/1/2026
57.72.40.0/24AS51964ORANGE-BUSINESS-SERVICES-IPSN-ASN ORANGE BUSINESS SERVICES U.S. Inc. Valid—6/1/2026

RPKI ROAs

2
PrefixOriginMax LengthTrust Anchor
57.72.0.0/15AS4862/32ripe
57.72.0.0/15AS51964/32ripe

IRR Route Objects

2
OriginRegistryMaintainerModified
AS51964RADBMAINT-AS558311/13/2023
AS51964RIPEOBS2016-MNT10/25/2017

More Specific Prefixes

17
PrefixASCountryStatus
57.73.0.0/17AS51964🇸🇬SGassigned
57.72.128.0/18AS51964🇯🇵JPassigned
57.72.0.0/18AS51964🇭🇰HKassigned
57.72.96.0/19AS51964🇮🇳INassigned
57.73.192.0/20AS51964🇰🇷KRassigned
57.73.128.0/20AS51964🇲🇾MYassigned
57.73.160.0/20AS51964🇹🇼TWassigned
57.73.144.0/21AS51964🇹🇭THassigned
57.72.76.0/22AS51964🇧🇩BDassigned
57.72.84.0/22🇱🇦LAassigned
57.72.68.0/22AS51964🇻🇳VNassigned
57.73.152.0/22AS51964🇮🇩IDassigned
57.72.72.0/22AS51964🇲🇲MMassigned
57.72.64.0/22AS51964🇵🇭PHassigned
57.72.80.0/22AS51964🇰🇭KHassigned
57.72.88.0/23AS51964🇱🇰LKassigned
57.72.90.0/23AS51964🇲🇻MVassigned
Geolocation
Country🇭🇰Hong KongHK
RegionKowloon
CityHong Kong
Abuse Contact
GEThttps://api.ipctl.io/v1/prefix/57.72.0.0/15

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

curl -s "https://api.ipctl.io/v1/prefix/57.72.0.0/15" | jq