HomePrefix Lookup121.127.224.0/19

121.127.224.0/19

🇭🇰
IPv4APNICallocatedAS152194CTGSERVERLIMITED-AS-AP - CTG Server Limited RPKI Valid
CIDR
121.127.224.0/19
IP Version
IPv4
Addresses
8.1K
Mask
/19 (255.255.224.0)
Country
🇭🇰 Hong Kong
City
Hung Hom
RIR
APNIC
Status
allocated
Allocated
10/11/2007

Announced BGP Routes

1 of 1 route
RPKI:
IRR:
PrefixOrigin ASRPKIIRRLast Seen
121.127.224.0/19AS152194CTGSERVERLIMITED-AS-AP - CTG Server Limited Valid
APNICRADB
6/13/2026

Covering Prefix

22 less-specific announcements
PrefixOrigin ASRPKIIRRLast Seen
121.127.225.0/24AS64050BGNL-HK - BGP Network Limited Valid—6/13/2026
121.127.226.0/24AS152194CTGSERVERLIMITED-AS-AP - CTG Server Limited Valid—6/13/2026
121.127.227.0/24AS152194CTGSERVERLIMITED-AS-AP - CTG Server Limited Valid—6/13/2026
121.127.228.0/24AS152194CTGSERVERLIMITED-AS-AP - CTG Server Limited Valid—6/13/2026
121.127.229.0/24AS152194CTGSERVERLIMITED-AS-AP - CTG Server Limited Valid—6/13/2026
121.127.230.0/24AS152194CTGSERVERLIMITED-AS-AP - CTG Server Limited Valid—6/13/2026
121.127.231.0/24AS152194CTGSERVERLIMITED-AS-AP - CTG Server Limited Valid—6/13/2026
121.127.232.0/24AS152194CTGSERVERLIMITED-AS-AP - CTG Server Limited Valid—6/13/2026
121.127.233.0/24AS152194CTGSERVERLIMITED-AS-AP - CTG Server Limited Valid—6/13/2026
121.127.234.0/24AS152194CTGSERVERLIMITED-AS-AP - CTG Server Limited Valid—6/13/2026
121.127.241.0/24AS152194CTGSERVERLIMITED-AS-AP - CTG Server Limited Valid—6/13/2026
121.127.244.0/24AS152194CTGSERVERLIMITED-AS-AP - CTG Server Limited Valid—6/13/2026
121.127.245.0/24AS152194CTGSERVERLIMITED-AS-AP - CTG Server Limited Valid—6/13/2026
121.127.246.0/24AS152194CTGSERVERLIMITED-AS-AP - CTG Server Limited Valid—6/13/2026
121.127.248.0/24AS152194CTGSERVERLIMITED-AS-AP - CTG Server Limited Valid—6/13/2026
121.127.249.0/24AS152194CTGSERVERLIMITED-AS-AP - CTG Server Limited Valid—6/13/2026
121.127.250.0/24AS152194CTGSERVERLIMITED-AS-AP - CTG Server Limited Valid—6/13/2026
121.127.252.0/24AS152194CTGSERVERLIMITED-AS-AP - CTG Server Limited Valid—6/13/2026
121.127.253.0/24AS152194CTGSERVERLIMITED-AS-AP - CTG Server Limited Valid—6/13/2026
121.127.254.0/24AS152194CTGSERVERLIMITED-AS-AP - CTG Server Limited Valid—6/13/2026
121.127.255.0/24AS152194CTGSERVERLIMITED-AS-AP - CTG Server Limited Valid—6/13/2026
121.127.224.0/24AS152194CTGSERVERLIMITED-AS-AP - CTG Server Limited Valid—6/13/2026

RPKI ROAs

2
PrefixOriginMax LengthTrust Anchor
121.127.224.0/19AS13335/24apnic
121.127.224.0/19AS152194/19apnic

IRR Route Objects

3
OriginRegistryMaintainerModified
AS13335APNICMAINT-HK-SUN3/11/2026
AS152194APNICMAINT-HK-SUN12/14/2025
AS152194RADBMAINT-AS381973/30/2024

More Specific Prefixes

32
PrefixASCountryStatus
121.127.255.0/24AS152194🇭🇰HKassigned
121.127.225.0/24AS64050🇭🇰HKassigned
121.127.238.0/24🇭🇰HKassigned
121.127.239.0/24🇭🇰HKassigned
121.127.247.0/24🇭🇰HKassigned
121.127.250.0/24AS152194🇭🇰HKassigned
121.127.251.0/24🇭🇰HKassigned
121.127.249.0/24AS152194🇭🇰HKassigned
121.127.228.0/24AS152194🇭🇰HKassigned
121.127.230.0/24AS152194🇭🇰HKassigned
121.127.231.0/24AS152194🇭🇰HKassigned
121.127.232.0/24AS152194🇭🇰HKassigned
121.127.234.0/24AS152194🇭🇰HKassigned
121.127.235.0/24🇭🇰HKassigned
121.127.236.0/24🇭🇰HKassigned
121.127.237.0/24🇭🇰HKassigned
121.127.242.0/24🇭🇰HKassigned
121.127.244.0/24AS152194🇭🇰HKassigned
121.127.245.0/24AS152194🇭🇰HKassigned
121.127.246.0/24AS152194🇭🇰HKassigned
121.127.248.0/24AS152194🇭🇰HKassigned
121.127.252.0/24AS152194🇭🇰HKassigned
121.127.253.0/24AS152194🇭🇰HKassigned
121.127.254.0/24AS152194🇭🇰HKassigned
121.127.224.0/24AS152194🇭🇰HKassigned
121.127.226.0/24AS152194🇭🇰HKassigned
121.127.227.0/24AS152194🇭🇰HKassigned
121.127.229.0/24AS152194🇭🇰HKassigned
121.127.233.0/24AS152194🇭🇰HKassigned
121.127.240.0/24🇭🇰HKassigned
121.127.241.0/24AS152194🇭🇰HKassigned
121.127.243.0/24🇭🇰HKassigned
Origin ASN
AS152194
CTGSERVERLIMITED-AS-AP - CTG Server Limited
Geolocation
Country🇭🇰Hong KongHK
RegionKowloon City
CityHung Hom
Coordinates22.3097, 114.1880 ↗
API
Open
GEThttps://api.ipctl.io/v1/prefix/121.127.224.0/19

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

curl -s "https://api.ipctl.io/v1/prefix/121.127.224.0/19" | jq
External Links
RIPEstat Hurricane Electric BGP