121.59.0.0/16
🇨🇳IPv4APNICallocatedNo ROA
CIDR
121.59.0.0/16
IP Version
IPv4
Addresses
65.5K
Mask
/16 (255.255.0.0)
Country
🇨🇳 China
City
Beijing
RIR
APNIC
Status
allocated
Allocated
7/18/2006
Announced BGP Routes
0 of 0 routesRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| This prefix is not currently announced in BGP. See covering prefix below. | ||||
Covering Prefix
13 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 121.59.160.0/20 | AS4809CHINATELECOM-CORE-WAN-CN2 - China Telecom Next Generation Carrier Network | No ROA | — | 6/13/2026 |
| 121.59.8.0/21 | AS4809CHINATELECOM-CORE-WAN-CN2 - China Telecom Next Generation Carrier Network | No ROA | — | 6/13/2026 |
| 121.59.4.0/22 | AS4809CHINATELECOM-CORE-WAN-CN2 - China Telecom Next Generation Carrier Network | No ROA | — | 6/13/2026 |
| 121.59.255.0/24 | AS4809CHINATELECOM-CORE-WAN-CN2 - China Telecom Next Generation Carrier Network | No ROA | — | 6/13/2026 |
| 121.59.4.0/24 | AS4809CHINATELECOM-CORE-WAN-CN2 - China Telecom Next Generation Carrier Network | Valid | — | 6/13/2026 |
| 121.59.106.0/24 | AS23764CTGNet - CTGNet | Valid | — | 6/13/2026 |
| 121.59.109.0/24 | AS23764CTGNet - CTGNet | Valid | — | 6/13/2026 |
| 121.59.120.0/24 | AS23764CTGNet - CTGNet | Valid | — | 6/13/2026 |
| 121.59.122.0/24 | AS23764CTGNet - CTGNet | Valid | — | 6/13/2026 |
| 121.59.124.0/24 | AS23764CTGNet - CTGNet | Valid | — | 6/13/2026 |
| 121.59.140.0/24 | AS23764CTGNet - CTGNet | Valid | — | 6/13/2026 |
| 121.59.100.0/24 | AS23764CTGNet - CTGNet | Valid | — | 6/13/2026 |
| 121.59.38.0/24 | AS23764CTGNet - CTGNet | Valid | — | 6/13/2026 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 121.59.128.0/19 | 🇭🇰HK | assigned | |
| 121.59.192.0/19 | 🇭🇰HK | assigned | |
| 121.59.32.0/19 | 🇭🇰HK | assigned | |
| 121.59.224.0/19 | 🇭🇰HK | assigned | |
| 121.59.64.0/19 | 🇭🇰HK | assigned | |
| 121.59.96.0/19 | 🇭🇰HK | assigned | |
| 121.59.160.0/19 | 🇭🇰HK | assigned | |
| 121.59.31.0/24 | 🇭🇰HK | assigned | |
| 121.59.122.0/24 | AS23764 | 🇸🇬SG | assigned |
| 121.59.17.0/24 | 🇰🇿KZ | assigned |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/121.59.0.0/16Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/121.59.0.0/16" | jq
External Links