58.18.0.0/16 - CHINA169 BACKBONE CHINA UNICOM China169 Backbone (AS4837)
CIDR
58.18.0.0/16
IP Version
IPv4
Addresses
65.5K
Mask
/16 (255.255.0.0)
Country
🇨🇳 China
City
Hohhot
RIR
APNIC
Status
allocated
Allocated
2005-03-01
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 58.18.0.0/16 | AS4837 CHINA169-BACKBONE CHINA UNICOM China169 Backbone | Valid | APNICOther IRR | 2026-10-11 |
More-Specific Announcements
1 more-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 58.18.96.0/20 | AS139007 UNICOM-NM-WULANCHABU-IDC UNICOM InnerMongolia province network | Valid | - | 2026-10-11 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 58.18.0.0/16 | AS4837 | /16 | apnic |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 58.18.0.0/22 | 🇨🇳CN | assigned | |
| 58.18.4.32/27 | 🇨🇳CN | assigned | |
| 58.18.4.64/26 | 🇨🇳CN | assigned | |
| 58.18.5.64/26 | 🇨🇳CN | assigned | |
| 58.18.5.192/27 | 🇨🇳CN | assigned | |
| 58.18.6.128/26 | 🇨🇳CN | assigned | |
| 58.18.8.0/22 | 🇨🇳CN | assigned | |
| 58.18.16.0/22 | 🇨🇳CN | assigned | |
| 58.18.24.0/22 | 🇨🇳CN | assigned | |
| 58.18.31.0/25 | 🇨🇳CN | assigned | |
| 58.18.31.0/26 | 🇨🇳CN | assigned | |
| 58.18.33.0/25 | 🇨🇳CN | assigned | |
| 58.18.33.224/27 | 🇨🇳CN | assigned | |
| 58.18.35.0/27 | 🇨🇳CN | assigned | |
| 58.18.35.64/27 | 🇨🇳CN | assigned | |
| 58.18.35.128/27 | 🇨🇳CN | assigned | |
| 58.18.36.0/27 | 🇨🇳CN | assigned | |
| 58.18.36.32/27 | 🇨🇳CN | assigned | |
| 58.18.36.96/27 | 🇨🇳CN | assigned | |
| 58.18.36.128/27 | 🇨🇳CN | assigned | |
| 58.18.36.160/27 | 🇨🇳CN | assigned | |
| 58.18.36.192/26 | 🇨🇳CN | assigned | |
| 58.18.36.192/27 | 🇨🇳CN | assigned | |
| 58.18.38.0/25 | 🇨🇳CN | assigned | |
| 58.18.38.128/26 | 🇨🇳CN | assigned | |
| 58.18.38.192/27 | 🇨🇳CN | assigned | |
| 58.18.38.224/27 | 🇨🇳CN | assigned | |
| 58.18.39.0/25 | 🇨🇳CN | assigned | |
| 58.18.40.0/22 | 🇨🇳CN | assigned | |
| 58.18.44.0/23 | 🇨🇳CN | assigned | |
| 58.18.47.0/26 | 🇨🇳CN | assigned | |
| 58.18.47.0/27 | 🇨🇳CN | assigned | |
| 58.18.47.64/26 | 🇨🇳CN | assigned | |
| 58.18.47.128/26 | 🇨🇳CN | assigned | |
| 58.18.48.128/25 | 🇨🇳CN | assigned | |
| 58.18.52.32/27 | 🇨🇳CN | assigned | |
| 58.18.52.64/27 | 🇨🇳CN | assigned | |
| 58.18.52.128/26 | 🇨🇳CN | assigned | |
| 58.18.53.0/25 | 🇨🇳CN | assigned | |
| 58.18.65.0/24 | 🇨🇳CN | assigned | |
| 58.18.66.0/23 | 🇨🇳CN | assigned | |
| 58.18.68.0/22 | 🇨🇳CN | assigned | |
| 58.18.72.0/22 | 🇨🇳CN | assigned | |
| 58.18.80.0/23 | 🇨🇳CN | assigned | |
| 58.18.82.0/24 | 🇨🇳CN | assigned | |
| 58.18.83.0/24 | 🇨🇳CN | assigned | |
| 58.18.84.0/22 | 🇨🇳CN | assigned | |
| 58.18.88.0/27 | 🇨🇳CN | assigned | |
| 58.18.93.0/24 | 🇨🇳CN | assigned | |
| 58.18.94.0/24 | 🇨🇳CN | assigned | |
| 58.18.95.0/24 | 🇨🇳CN | assigned | |
| 58.18.113.0/27 | 🇨🇳CN | assigned | |
| 58.18.114.0/24 | 🇨🇳CN | assigned | |
| 58.18.116.0/22 | 🇨🇳CN | assigned | |
| 58.18.120.0/21 | 🇨🇳CN | assigned | |
| 58.18.135.0/27 | 🇨🇳CN | assigned | |
| 58.18.136.96/27 | 🇨🇳CN | assigned | |
| 58.18.138.0/27 | 🇨🇳CN | assigned | |
| 58.18.138.64/26 | 🇨🇳CN | assigned | |
| 58.18.138.128/27 | 🇨🇳CN | assigned | |
| 58.18.138.192/27 | 🇨🇳CN | assigned | |
| 58.18.138.224/27 | 🇨🇳CN | assigned | |
| 58.18.139.0/27 | 🇨🇳CN | assigned | |
| 58.18.139.32/27 | 🇨🇳CN | assigned | |
| 58.18.139.96/27 | 🇨🇳CN | assigned | |
| 58.18.139.160/27 | 🇨🇳CN | assigned | |
| 58.18.139.192/27 | 🇨🇳CN | assigned | |
| 58.18.140.128/27 | 🇨🇳CN | assigned | |
| 58.18.140.192/27 | 🇨🇳CN | assigned | |
| 58.18.141.0/26 | 🇨🇳CN | assigned | |
| 58.18.142.32/27 | 🇨🇳CN | assigned | |
| 58.18.142.64/27 | 🇨🇳CN | assigned | |
| 58.18.142.128/27 | 🇨🇳CN | assigned | |
| 58.18.142.160/27 | 🇨🇳CN | assigned | |
| 58.18.143.0/27 | 🇨🇳CN | assigned | |
| 58.18.144.0/20 | 🇨🇳CN | assigned | |
| 58.18.160.0/24 | 🇨🇳CN | assigned | |
| 58.18.167.0/27 | 🇨🇳CN | assigned | |
| 58.18.169.224/27 | 🇨🇳CN | assigned | |
| 58.18.172.32/27 | 🇨🇳CN | assigned | |
| 58.18.172.128/27 | 🇨🇳CN | assigned | |
| 58.18.178.0/25 | 🇨🇳CN | assigned | |
| 58.18.178.128/25 | 🇨🇳CN | assigned | |
| 58.18.184.128/25 | 🇨🇳CN | assigned | |
| 58.18.188.0/22 | 🇨🇳CN | assigned | |
| 58.18.192.0/22 | 🇨🇳CN | assigned | |
| 58.18.196.0/22 | 🇨🇳CN | assigned | |
| 58.18.200.0/21 | 🇨🇳CN | assigned | |
| 58.18.208.0/22 | 🇨🇳CN | assigned | |
| 58.18.215.64/27 | 🇨🇳CN | assigned | |
| 58.18.216.0/23 | 🇨🇳CN | assigned | |
| 58.18.218.128/27 | 🇨🇳CN | assigned | |
| 58.18.218.160/27 | 🇨🇳CN | assigned | |
| 58.18.218.192/26 | 🇨🇳CN | assigned | |
| 58.18.230.0/24 | 🇨🇳CN | assigned | |
| 58.18.231.0/24 | 🇨🇳CN | assigned | |
| 58.18.232.0/21 | 🇨🇳CN | assigned | |
| 58.18.240.0/21 | 🇨🇳CN | assigned | |
| 58.18.248.0/23 | 🇨🇳CN | assigned | |
| 58.18.253.192/26 | 🇨🇳CN | assigned |
Related Prefixes
Geolocation
Learn more
- RPKI and ROAs explainedWhat RPKI valid, invalid and no ROA mean
- RPKI validatorCheck ROA coverage for any prefix or ASN
- What is BGP?How prefixes are announced and routed
- More-specific prefixesGlossary: covering and more-specific routes
- IPv4 transfers in the APNIC regionWho bought and sold address space recently
API
Open https://api.ipctl.io/v1/prefix/58.18.0.0/16Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/58.18.0.0/16" | jq
External Links