Sumitomo Mitsui Banking Corporation
Cluster stats
| Netblocks | 25 |
| All fragments | 83 blocks across 26 clusters |
| Cluster ID | 191679330 |
| Registry | APNIC |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | unresolved |
| Shared handles | clustered on 27 shared RIR contact/maintainer handles |
| Registry names | 12 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works | |
IP Ranges (25)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 203.127.17.224/27 | SUMITOMO-SG | APNIC | ASSIGNED NON-PORTABLE | ● high |
| 203.131.183.224/29 | SUMITOMO-PH | APNIC | ASSIGNED NON-PORTABLE | ● high |
| 216.83.80.0/20 | Sumitomo Mitsui Banking Corporation | ARIN | ● high | |
| 216.83.80.0/24 | Sumitomo Mitsui Banking Corporation | BGP | ANNOUNCED | ● high |
| 216.83.83.0/24 | Sumitomo Mitsui Banking Corporation | BGP | ANNOUNCED | ● high |
| 216.83.90.0/24 | Sumitomo Mitsui Banking Corporation | BGP | ANNOUNCED | ● high |
| 216.83.92.0/24 | Sumitomo Mitsui Banking Corporation | BGP | ANNOUNCED | ● high |
| 216.83.94.0/24 | Sumitomo Mitsui Banking Corporation | BGP | ANNOUNCED | ● high |
| 222.126.16.64/29 | SUMITOMO-PH | APNIC | ASSIGNED NON-PORTABLE | ● high |
| 42.61.70.208/29 | SUMITOMO-SG | APNIC | ALLOCATED NON-PORTABLE | ● low |
| 58.185.86.8/29 | SUMITOMO-SG | APNIC | ALLOCATED NON-PORTABLE | ● low |
| 58.185.137.32/29 | SUMITOMO-SG | APNIC | ALLOCATED NON-PORTABLE | ● low |
| 78.100.36.232/29 | Sumitomo-Mitsui-Banking-Corporation-18827 | RIPE | ASSIGNED PA | ● low |
| 87.129.193.176/29 | SUMITOMO-MITSUI-BANKING-DUESSELDORF-NET | RIPE | ASSIGNED PA | ● low |
| 93.153.185.96/29 | SUMITOMO-LAN | RIPE | ASSIGNED PA | ● low |
| 118.201.54.64/29 | SUMITOMO-SHI-SG | APNIC | ALLOCATED NON-PORTABLE | ● low |
| 118.201.201.152/29 | SUMITOMO-SG | APNIC | ALLOCATED NON-PORTABLE | ● low |
| 194.213.48.32/28 | SUMITOMO-CZ | RIPE | ASSIGNED PA | ● low |
| 203.125.247.72 – 203.125.247.77 | SUMITOMO-SG | APNIC | ALLOCATED NON-PORTABLE | ● low |
| 212.2.14.224/29 | SUMITOMO-NC | RIPE | ASSIGNED PA | ● low |
| 213.151.82.156/30 | Sumitomo-Mitsui | RIPE | ASSIGNED PA | ● low |
| 217.38.164.16/29 | SUMITOMO-MITSUI | RIPE | ASSIGNED PA | ● low |
| 2003:c4:182a::/48 | SUMITOMO-MITSUI-BANKING-DUESSELDORF-NET | RIPE | ASSIGNED | ● low |
| 2a00:2381:c3c4::/56 | SUMITOMO-MITSUI | RIPE | ASSIGNED | ● low |
| 2a00:2381:c3c4::/48 | SUMITOMO-MITSUI | RIPE | AGGREGATED-BY-LIR | ● low |
Network trust
what's this?
RPKI hygiene: B
how networks compare →
80.0%
of checked blocks have valid RPKI ROA coverage
(20 of 25)
Possible discrepancies (3)
These blocks are registered to Sumitomo Mitsui Banking Corporation but cryptographically authorized for a different, unrelated network (2 distinct holders) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.
| 2a00:2381:c3c4::/48 /48 | authorized for AS2856 — British Telecommunications PLC |
| 2003:c4:182a::/48 /48 | authorized for AS3320 — Deutsche Telekom AG |
| 2a00:2381:c3c4::/56 /56 | authorized for AS2856 — British Telecommunications PLC |
NIC Handles
AE135-AP
AS2068-AP
AS30346
BTNET-MNT
DIALTELECOM-MNT
DTAG-NIC
DUMY-RIPE
DUMY-RIPE
EK26-AP
GTSCZ-MNT
MAINT-AS5571
MAINT-PH-EPLDT
+15 more