HomePrefix Lookup139.100.104.0/21

139.100.104.0/21

🇬🇧
IPv4RIPENCCallocatedAS63911NETACTUATE-AS-AP - NetActuate, Inc RPKI Valid
CIDR
139.100.104.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇬🇧 United Kingdom
City
London
RIR
RIPENCC
Status
allocated
Allocated
2/15/1990

Announced BGP Routes

1 of 1 route
RPKI:
IRR:
PrefixOrigin ASRPKIIRRLast Seen
139.100.104.0/21AS63911NETACTUATE-AS-AP - NetActuate, Inc Valid
RADB
6/13/2026

RPKI ROAs

1
PrefixOriginMax LengthTrust Anchor
139.100.104.0/21AS63911/24ripe

IRR Route Objects

1
OriginRegistryMaintainerModified
AS63911RADBMAINT-AS362364/20/2026
Origin ASN
AS63911
NETACTUATE-AS-AP - NetActuate, Inc
Geolocation
Country🇬🇧United KingdomGB
RegionEngland
CityLondon
Coordinates51.5134, -0.0891 ↗
API
Open
GEThttps://api.ipctl.io/v1/prefix/139.100.104.0/21

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

curl -s "https://api.ipctl.io/v1/prefix/139.100.104.0/21" | jq
External Links
RIPEstat Hurricane Electric BGP