Bertram Holdings Limited
Bertram Communications LLC
LEI
213800VYJGTS51AVI484
Registered name
Bertram Holdings Limited
Jurisdiction
Ultimate parent
No parent on file in GLEIF
Cluster stats
| Netblocks | 24 |
| All fragments | 34 blocks across 8 clusters |
| Cluster ID | 191594259 |
| Registry | BGP |
| Owner jurisdiction | GI |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | unresolved |
| Legal identity | LEI 213800VYJGTS51AVI484 |
| Shared handles | clustered on 6 shared RIR contact/maintainer handles |
| Registry names | 3 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works | |
Footprint over time
2 weekly snapshots · JSON
24
0 netblocks since 2026-07-05
2026-07-05
peak 24
2026-07-06
IP Ranges (24)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 97.107.32.0/20 | Bertram Communications LLC | BGP | ANNOUNCED | ● high |
| 104.192.244.0/22 | Bertram Communications LLC | BGP | ANNOUNCED | ● high |
| 134.195.20.0/22 | Bertram Communications LLC | BGP | ANNOUNCED | ● high |
| 139.60.8.0/21 | Bertram Communications LLC | BGP | ANNOUNCED | ● high |
| 162.210.60.0/22 | Bertram Communications LLC | BGP | ANNOUNCED | ● high |
| 172.98.220.0/22 | Bertram Communications LLC | BGP | ANNOUNCED | ● high |
| 173.242.80.0/20 | Bertram Communications LLC | BGP | ANNOUNCED | ● high |
| 192.200.136.0/21 | Bertram Communications LLC | BGP | ANNOUNCED | ● high |
| 199.167.212.0/22 | Bertram Communications LLC | BGP | ANNOUNCED | ● high |
| 206.126.208.0/20 | Bertram Communications LLC | BGP | ANNOUNCED | ● high |
| 208.115.136.1/32 | Bertram Communications | PEERINGDB | ASSIGNED | ● high |
| 209.103.224.0/19 | Bertram Communications LLC | BGP | ANNOUNCED | ● high |
| 216.127.192.0/19 | Bertram Communications LLC | BGP | ANNOUNCED | ● high |
| 216.127.219.0/24 | Bertram Communications LLC | BGP | ANNOUNCED | ● high |
| 216.127.220.0/24 | Bertram Communications LLC | BGP | ANNOUNCED | ● high |
| 216.127.221.0/24 | Bertram Communications LLC | BGP | ANNOUNCED | ● high |
| 216.127.222.0/24 | Bertram Communications LLC | BGP | ANNOUNCED | ● high |
| 216.127.223.0/24 | Bertram Communications LLC | BGP | ANNOUNCED | ● high |
| 2001:504:0:4:0:3:6001:1/128 | Bertram Communications | PEERINGDB | ASSIGNED | ● high |
| 2605:bbc0::/32 | Bertram Communications LLC | BGP | ANNOUNCED | ● high |
| 2606:3d00::/32 | Bertram Communications LLC | BGP | ANNOUNCED | ● high |
| 2606:ab80::/32 | Bertram Communications LLC | BGP | ANNOUNCED | ● high |
| 2607:580::/32 | Bertram Communications LLC | BGP | ANNOUNCED | ● high |
| 212.86.140.32/30 | BERTRAM-NET | RIPE | ASSIGNED PA | ● low |
Network trust
what's this?
RPKI hygiene: B
how networks compare →
87.5%
of checked blocks have valid RPKI ROA coverage
(21 of 24)
No discrepancies found among checked blocks.
NIC Handles
AS36001
AS36001
AS393429
DUMY-RIPE
DUMY-RIPE
SGHNET-MNT