HomePrefix Lookup66.231.0.0/19

66.231.0.0/19

🇺🇸
IPv4ARINallocatedAS13576SDNW-13576 - SDN Communications RPKI Valid
CIDR
66.231.0.0/19
IP Version
IPv4
Addresses
8.1K
Mask
/19 (255.255.224.0)
Country
🇺🇸 United States
City
Sioux Falls
RIR
ARIN
Status
allocated
Allocated
2/11/2002

Announced BGP Routes

1 of 1 route
RPKI:
IRR:
PrefixOrigin ASRPKIIRRLast Seen
66.231.0.0/19AS13576SDNW-13576 - SDN Communications Valid
ARINRADB
5/31/2026

Covering Prefix

15 less-specific announcements
PrefixOrigin ASRPKIIRRLast Seen
66.231.2.0/23AS401415ALLIANCECOM-NET - Alliance Communications Valid—5/31/2026
66.231.24.0/24AS6312TRIOTELASN - TrioTel Communications, Inc. Valid—5/31/2026
66.231.19.0/24AS6312TRIOTELASN - TrioTel Communications, Inc. Valid—5/31/2026
66.231.29.0/24AS13576SDNW-13576 - SDN Communications Valid—5/31/2026
66.231.0.0/24AS13576SDNW-13576 - SDN Communications Valid—5/31/2026
66.231.15.0/24AS13576SDNW-13576 - SDN Communications Valid—5/31/2026
66.231.21.0/24AS13576SDNW-13576 - SDN Communications Valid—5/31/2026
66.231.26.0/24AS13576SDNW-13576 - SDN Communications Valid—5/31/2026
66.231.11.0/24AS17203BMTC-01 - Beresford Municipal Telephone Company Valid—5/31/2026
66.231.12.0/24AS17203BMTC-01 - Beresford Municipal Telephone Company Valid—5/31/2026
66.231.9.0/24AS17203BMTC-01 - Beresford Municipal Telephone Company Valid—5/31/2026
66.231.22.0/24AS18785SANTELCOMMCOOP - Santel Communications Cooperative, Inc. Valid—5/31/2026
66.231.13.0/24AS18785SANTELCOMMCOOP - Santel Communications Cooperative, Inc. Valid—5/31/2026
66.231.17.0/24AS399439ATV-PUBLIC - Mitchell Telecom Valid—5/31/2026
66.231.16.0/24AS399439ATV-PUBLIC - Mitchell Telecom Valid—5/31/2026

RPKI ROAs

1
PrefixOriginMax LengthTrust Anchor
66.231.0.0/19AS13576/19arin

IRR Route Objects

2
OriginRegistryMaintainerModified
AS13576ARINMNT-SDN11/22/2024
AS13576RADBMAINT-AS1357611/13/2023
Origin ASN
AS13576
SDNW-13576 - SDN Communications
Geolocation
Country🇺🇸United StatesUS
RegionSouth Dakota
CitySioux Falls
Coordinates43.5465, -96.7640 ↗
API
Open
GEThttps://api.ipctl.io/v1/prefix/66.231.0.0/19

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

curl -s "https://api.ipctl.io/v1/prefix/66.231.0.0/19" | jq
External Links
RIPEstat Hurricane Electric BGP