sihai
BGP inherited
Cluster stats
| Netblocks | 8 · 265 IPv4 addresses |
| All fragments | 11 blocks across 4 clusters |
| Cluster ID | 210288914 |
| Registry | APNIC |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | BGP parent (inherited) |
| Shared handles | clustered on 7 shared RIR contact/maintainer handles |
| Registry names | 1 distinct registrant name across these blocks |
| full provenance (JSON) → · how attribution works | |
Footprint over time
5 weekly snapshots · JSON
8
0 netblocks since 2026-07-05
2026-07-05
peak 8
2026-07-19
IP Ranges (8)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 58.252.103.240/28 | sihai | APNIC | ASSIGNED NON-PORTABLE | ● low |
| 121.9.15.0/28 | sihai | APNIC | Allocated non-portable | ● low |
| 221.4.161.0/28 | sihai | APNIC | ASSIGNED NON-PORTABLE | ● low |
| 221.4.161.32/27 | sihai | APNIC | ASSIGNED NON-PORTABLE | ● low |
| 221.4.162.192/26 | sihai | APNIC | ASSIGNED NON-PORTABLE | ● low |
| 221.4.163.8/32 | sihai | APNIC | ASSIGNED NON-PORTABLE | ● low |
| 221.4.164.192/26 | sihai | APNIC | ASSIGNED NON-PORTABLE | ● low |
| 221.4.168.192/26 | sihai | APNIC | ASSIGNED NON-PORTABLE | ● low |
Possibly related to this organisation
what's this?Same name family
Separately-registered clusters whose names share “sihai” — often
per-country or per-system registrations of the same brand, occasionally a different
organisation sharing the name. Not counted in this organisation's own footprint.
- sihai-com 1 blocks
- Sihai-Communication-Company 1 blocks
- SiHai-Air-Service 1 blocks
Sub-allocations under carriers
IP blocks an ISP reassigned to a similarly-named customer — decoded from the ISP's own
naming convention, not a direct registration.
- Sihai Com via CNCGROUP IP network of ShangHai IDC sub-allocation
- DAQING-SIHAI-HIRE-SERVER via No.31,Jin-rong Street sub-allocation
- SIHAIWANGBAHZ via CNCGROUP IP network of ShangHai IDC sub-allocation
- Sihai Netbar via CNCGROUP IP network of ShangHai IDC sub-allocation
- CHANGZHOU-LY-SIHAI-NETBAR via No.31,Jin-rong Street sub-allocation
- Zhonghengsihai Netbar sub-allocation
- SIHAIDIANZI via CNCGROUP IP network of ShangHai IDC sub-allocation
- sihaiwangluo via CNCGROUP IP network of ShangHai IDC sub-allocation
Network trust
what's this?
RPKI hygiene: F
how networks compare →
12.5%
of checked blocks have valid RPKI ROA coverage
(1 of 8)
No discrepancies found among checked blocks.
NIC Handles
AC1718-AP
CG272-AP
CG272-AP
FS-AP
IC83-AP
MAINT-CHINANET-GD
MAINT-CNCGROUP-GD