139.28.100.0/22
🇬🇧CIDR
139.28.100.0/22
IP Version
IPv4
Addresses
1K
Mask
/22 (255.255.252.0)
Country
🇬🇧 United Kingdom
City
Watford
RIR
RIPENCC
Status
allocated
Allocated
1/2/2019
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 139.28.100.0/22 | AS205394CSLDUAL-AS CSL (DualCom) Limited | Valid | RIPE | 5/31/2026 |
Covering Prefix
3 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 139.28.100.0/24 | AS205394CSLDUAL-AS CSL (DualCom) Limited | Valid | — | 5/31/2026 |
| 139.28.101.0/24 | AS205394CSLDUAL-AS CSL (DualCom) Limited | Valid | — | 5/31/2026 |
| 139.28.103.0/24 | AS205394CSLDUAL-AS CSL (DualCom) Limited | Valid | — | 5/31/2026 |
Origin ASN
AS205394
CSLDUAL-AS CSL (DualCom) Limited
Geolocation
Abuse Contact
API
Open https://api.ipctl.io/v1/prefix/139.28.100.0/22Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/139.28.100.0/22" | jq
External Links