158.58.136.0/21
🇮🇹CIDR
158.58.136.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇮🇹 Italy
City
Milan
RIR
RIPENCC
Status
allocated
Allocated
11/9/2011
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 158.58.136.0/21 | AS8075MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation | Valid | RADBRIPE | 5/31/2026 |
Covering Prefix
6 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 158.58.142.0/24 | AS35485Mailup-Spa TEAMSYSTEM S.P.A. | Valid | — | 5/31/2026 |
| 158.58.143.0/24 | AS35485Mailup-Spa TEAMSYSTEM S.P.A. | Valid | — | 5/31/2026 |
| 158.58.141.0/24 | AS35485Mailup-Spa TEAMSYSTEM S.P.A. | Valid | — | 5/31/2026 |
| 158.58.137.0/24 | AS35485Mailup-Spa TEAMSYSTEM S.P.A. | Valid | — | 5/31/2026 |
| 158.58.138.0/24 | AS35485Mailup-Spa TEAMSYSTEM S.P.A. | Valid | — | 5/31/2026 |
| 158.58.139.0/24 | AS35485Mailup-Spa TEAMSYSTEM S.P.A. | Valid | — | 5/31/2026 |
RPKI ROAs
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 158.58.136.0/24 | 🇮🇹IT | assigned | |
| 158.58.137.0/24 | AS35485 | 🇮🇹IT | assigned |
| 158.58.140.0/24 | 🇮🇹IT | assigned | |
| 158.58.142.0/24 | AS35485 | 🇮🇹IT | assigned |
| 158.58.139.0/24 | AS35485 | 🇮🇹IT | assigned |
| 158.58.143.0/24 | AS35485 | 🇮🇹IT | assigned |
| 158.58.138.0/24 | AS35485 | 🇮🇹IT | assigned |
| 158.58.141.0/24 | AS35485 | 🇮🇹IT | assigned |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/158.58.136.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/158.58.136.0/21" | jq
External Links