JCN
Data as of 2026-09-20
BGP inherited
Complete entity footprint
3 linked clusters ·
1,393 netblocks ·
25,278,367 IPv4 addresses ·
130 IPv6 prefixes
This organisation's clusters combined by evidence —
shared operating domain j-cnet.jp
— not name similarity, so genuinely different organisations that share a name are excluded.
This organisation
| Netblocks | 98 · 1,677,352 IPv4 addresses |
| IPv6 | 1 prefix (largest 2402:1a00::/32) |
| Registered in | Japan (87) · South Korea (8) · Denmark (1) · Netherlands (1) |
| Also registered under this name | 112 netblocks across 4 separate records |
| Record ID | 240765605 |
| Registry | APNIC |
| Customers | see who runs inside this network → |
Evidence & provenance ?
| Attribution | BGP parent (inherited) |
| Shared handles | clustered on 10 shared RIR contact/maintainer handles |
| Registry names | 2 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works · report an issue | |
IP Ranges (98)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 14.193.0.0/16 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 27.113.248.0/22 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 27.116.0.0/20 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 27.126.64.0/18 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 27.126.128.0/20 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 49.250.0.0/15 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 58.85.0.0/16 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 61.46.0.0/16 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 89.221.162.72/29 | JCN | RIPE | ASSIGNED PA | ● low |
| 103.3.4.0/22 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 103.11.248.0/22 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 103.55.196.0/22 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 103.68.96.0/22 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 103.192.68.0/22 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 110.4.48.0/20 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 110.92.80.0/20 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 110.93.0.0/21 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 110.93.96.0/20 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 110.172.0.0/20 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 110.173.240.0/20 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 110.232.0.0/19 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 110.232.128.0/21 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 111.90.0.0/17 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 111.125.144.0/21 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 112.109.32.0/19 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 112.137.32.0/20 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 112.137.64.0/18 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 113.52.16.0/20 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 113.61.112.0/20 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 113.192.64.0/18 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 113.197.16.0/20 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 114.69.160.0/20 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 114.134.112.0/20 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 114.134.192.0/18 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 114.142.128.0/21 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 114.198.192.0/19 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 114.198.224.0/21 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 115.42.96.0/20 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 116.70.128.0/18 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 116.212.0.0/19 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 117.53.0.0/19 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 117.53.32.0/21 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 118.83.0.0/16 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 118.86.0.0/15 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 119.24.0.0/15 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 119.26.0.0/16 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 119.82.192.0/20 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 119.161.112.0/21 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 122.50.32.0/19 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 122.102.128.0/17 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 122.196.0.0/15 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 122.255.128.0/18 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 122.255.192.0/19 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 122.255.224.0/20 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 122.255.224.0/19 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 123.98.224.0/19 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 124.195.144.0/20 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 124.216.0.0/16 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 125.4.0.0/16 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 125.62.240.0/20 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 175.41.64.0/18 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 175.103.12.0/22 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 175.111.120.0/21 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 180.92.32.0/19 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 180.131.152.0/21 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 180.131.192.0/20 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 180.149.160.0/19 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 180.211.0.0/18 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 180.220.0.0/15 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 182.50.192.0/19 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 182.50.224.0/20 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 182.161.128.0/17 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 193.173.38.32/27 | JCN | RIPE | ASSIGNED PA | ● low |
| 202.43.16.0/20 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 202.43.68.0/22 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 202.57.224.0/20 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 202.72.64.0/20 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 202.78.176.0/20 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 202.83.184.0/21 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 202.138.80.0/20 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 202.148.240.0/20 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 202.157.0.0/18 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 202.162.128.0/19 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 202.178.80.0/20 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 202.179.224.0/20 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 202.180.176.0/20 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 203.89.32.0/19 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 203.114.248.0/22 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 203.124.64.0/19 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 203.153.56.0/22 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 203.217.180.0/22 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 210.2.192.0/18 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 210.211.32.0/20 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 221.132.128.0/18 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 223.165.20.0/22 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 223.165.32.0/19 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 223.223.208.0/21 | JCN | APNIC | ALLOCATED PORTABLE | ● low |
| 2402:1a00::/32 | JCN | APNIC | ASSIGNED PORTABLE | ● low |
IPv6 ranges (1)
| CIDR |
|---|
| 2402:1a00::/32 |
Footprint over time
13 weekly snapshots · JSON
98
0 netblocks since 2026-07-05
2026-07-05
peak 98
2026-09-20
Domains this organisation publishes
what's this?Network trust
what's this?
RPKI hygiene: B
how networks compare →
90.8%
of checked blocks have valid RPKI ROA coverage
(89 of 98)
RPKI-inferred operator
JCOM Co., Ltd.
Nearly all of this network's RPKI-covered space is cryptographically authorized for this
single operator — the registered netname is likely one of its internal infrastructure labels.
No discrepancies found among checked blocks.
NIC Handles
AS286-MNT
DUMY-RIPE
DUMY-RIPE
IM678-AP
IM678-AP
JNIC1-AP
JNIC1-AP
MAINT-JPNIC
MNT-KRNIC-AP
nia-mnt