HomePrefix Lookup221.133.0.0/20

221.133.0.0/20

🇻🇳
IPv4APNICannouncedAS7602SPT-AS-VN - Sai gon Postel Corporation RPKI Valid
CIDR
221.133.0.0/20
IP Version
IPv4
Addresses
4K
Mask
/20 (255.255.240.0)
Country
🇻🇳 VN
RIR
APNIC
Status
announced
Allocated
-

Announced BGP Routes

1 of 1 route
RPKI:
IRR:
PrefixOrigin ASRPKIIRRLast Seen
221.133.0.0/20AS7602SPT-AS-VN - Sai gon Postel Corporation Valid
APNIC
6/2/2026

Covering Prefix

6 less-specific announcements
PrefixOrigin ASRPKIIRRLast Seen
221.133.8.0/22AS7602SPT-AS-VN - Sai gon Postel Corporation Valid—6/2/2026
221.133.12.0/22AS7602SPT-AS-VN - Sai gon Postel Corporation Valid—6/2/2026
221.133.0.0/22AS7602SPT-AS-VN - Sai gon Postel Corporation Valid—6/2/2026
221.133.4.0/22AS7602SPT-AS-VN - Sai gon Postel Corporation Valid—6/2/2026
221.133.1.0/24AS7602SPT-AS-VN - Sai gon Postel Corporation Valid—6/2/2026
221.133.0.0/24AS7602SPT-AS-VN - Sai gon Postel Corporation Valid—6/2/2026

RPKI ROAs

1
PrefixOriginMax LengthTrust Anchor
221.133.0.0/19AS7602/24apnic

IRR Route Objects

1
OriginRegistryMaintainerModified
AS7602APNICMAINT-VN-SPT9/24/2022

More Specific Prefixes

81
PrefixASCountryStatus
221.133.12.0/22AS7602🇻🇳VNassigned
221.133.10.0/24🇻🇳VNassigned
221.133.7.0/24🇻🇳VNassigned
221.133.0.0/24AS7602🇻🇳VNassigned
221.133.8.0/24🇻🇳VNassigned
221.133.1.0/24AS7602🇻🇳VNassigned
221.133.9.0/24🇻🇳VNassigned
221.133.11.0/24🇻🇳VNassigned
221.133.12.64/26🇻🇳VNassigned
221.133.4.160/27🇻🇳VNassigned
221.133.5.96/27🇻🇳VNassigned
221.133.5.128/27🇻🇳VNassigned
221.133.6.0/27🇻🇳VNassigned
221.133.3.224/27🇻🇳VNassigned
221.133.4.64/27🇻🇳VNassigned
221.133.4.192/27🇻🇳VNassigned
221.133.6.32/27🇻🇳VNassigned
221.133.4.0/27🇻🇳VNassigned
221.133.4.32/27🇻🇳VNassigned
221.133.3.64/28🇻🇳VNassigned
221.133.5.16/28🇻🇳VNassigned
221.133.3.128/28🇻🇳VNassigned
221.133.3.144/28🇻🇳VNassigned
221.133.4.96/28🇻🇳VNassigned
221.133.4.224/28🇻🇳VNassigned
221.133.3.112/28🇻🇳VNassigned
221.133.3.200/29🇻🇳VNassigned
221.133.3.56/29🇻🇳VNassigned
221.133.3.184/29🇻🇳VNassigned
221.133.3.0/29🇻🇳VNassigned
221.133.3.8/29🇻🇳VNassigned
221.133.3.24/29🇻🇳VNassigned
221.133.3.64/29🇻🇳VNassigned
221.133.3.176/29🇻🇳VNassigned
221.133.4.240/29🇻🇳VNassigned
221.133.5.8/29🇻🇳VNassigned
221.133.3.112/29🇻🇳VNassigned
221.133.3.120/29🇻🇳VNassigned
221.133.3.16/29🇻🇳VNassigned
221.133.3.48/29🇻🇳VNassigned
221.133.3.96/29🇻🇳VNassigned
221.133.4.248/29🇻🇳VNassigned
221.133.5.0/29🇻🇳VNassigned
221.133.5.80/29🇻🇳VNassigned
221.133.3.32/29🇻🇳VNassigned
221.133.3.40/29🇻🇳VNassigned
221.133.3.192/29🇻🇳VNassigned
221.133.3.208/29🇻🇳VNassigned
221.133.3.216/29🇻🇳VNassigned
221.133.3.104/29🇻🇳VNassigned
221.133.3.160/29🇻🇳VNassigned
221.133.2.92/30🇻🇳VNassigned
221.133.2.76/30🇻🇳VNassigned
221.133.2.244/30🇻🇳VNassigned
221.133.2.52/30🇻🇳VNassigned
221.133.2.20/30🇻🇳VNassigned
221.133.2.204/30🇻🇳VNassigned
221.133.2.40/30🇻🇳VNassigned
221.133.2.60/30🇻🇳VNassigned
221.133.2.112/30🇻🇳VNassigned
221.133.2.72/30🇻🇳VNassigned
221.133.2.32/30🇻🇳VNassigned
221.133.2.56/30🇻🇳VNassigned
221.133.2.88/30🇻🇳VNassigned
221.133.2.128/30🇻🇳VNassigned
221.133.2.196/30🇻🇳VNassigned
221.133.2.252/30🇻🇳VNassigned
221.133.2.200/30🇻🇳VNassigned
221.133.2.208/30🇻🇳VNassigned
221.133.2.68/30🇻🇳VNassigned
221.133.2.28/30🇻🇳VNassigned
221.133.2.36/30🇻🇳VNassigned
221.133.2.44/30🇻🇳VNassigned
221.133.2.80/30🇻🇳VNassigned
221.133.2.96/30🇻🇳VNassigned
221.133.2.104/30🇻🇳VNassigned
221.133.2.108/30🇻🇳VNassigned
221.133.2.116/30🇻🇳VNassigned
221.133.2.120/30🇻🇳VNassigned
221.133.2.248/30🇻🇳VNassigned
221.133.3.192/31🇻🇳VNassigned
Origin ASN
AS7602
SPT-AS-VN - Sai gon Postel Corporation
Geolocation
Country🇻🇳VNVN
Coordinates14.0583, 108.2772 ↗
API
Open
GEThttps://api.ipctl.io/v1/prefix/221.133.0.0/20

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

curl -s "https://api.ipctl.io/v1/prefix/221.133.0.0/20" | jq
External Links
RIPEstat Hurricane Electric BGP