74.115.152.0/21
🇺🇸CIDR
74.115.152.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇺🇸 United States
City
Denver
RIR
ARIN
Status
allocated
Allocated
7/13/2009
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 74.115.152.0/21 | AS31835CONTOUR-NETWORKS - Contour Networks | No ROA | — | 5/31/2026 |
Covering Prefix
6 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 74.115.152.0/22 | AS31835CONTOUR-NETWORKS - Contour Networks | No ROA | — | 5/31/2026 |
| 74.115.155.0/24 | AS31835CONTOUR-NETWORKS - Contour Networks | No ROA | — | 5/31/2026 |
| 74.115.156.0/24 | AS31835CONTOUR-NETWORKS - Contour Networks | No ROA | — | 5/31/2026 |
| 74.115.157.0/24 | AS31835CONTOUR-NETWORKS - Contour Networks | No ROA | — | 5/31/2026 |
| 74.115.158.0/24 | AS31835CONTOUR-NETWORKS - Contour Networks | No ROA | — | 5/31/2026 |
| 74.115.159.0/24 | AS31835CONTOUR-NETWORKS - Contour Networks | No ROA | — | 5/31/2026 |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/74.115.152.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/74.115.152.0/21" | jq
External Links