Ultracom Ltd.
Cluster stats
Netblocks45
Cluster ID191609563
RegistryBGP
Customersfind customers using this network →
Evidence & provenance ?
Attribution unresolved
Shared handles clustered on 15 shared RIR contact/maintainer handles
Registry names 7 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works

Footprint over time

2 weekly snapshots · JSON
45 0 netblocks since 2026-07-05
2026-07-05 peak 45 2026-07-06

IP Ranges (45)

⬇ export CSV
CIDR Org name Registry Status Confidence
31.13.198.0/24 Ultracom Ltd. BGP ANNOUNCED ● high
82.103.112.0/24 Ultracom Ltd. BGP ANNOUNCED ● high
88.203.208.0/23 Ultracom Ltd. BGP ANNOUNCED ● high
88.203.210.0/23 Ultracom Ltd. BGP ANNOUNCED ● high
88.203.212.0/24 Ultracom Ltd. BGP ANNOUNCED ● high
88.203.213.0/24 Ultracom Ltd. BGP ANNOUNCED ● high
88.203.214.0/24 Ultracom Ltd. BGP ANNOUNCED ● high
88.203.215.0/24 Ultracom Ltd. BGP ANNOUNCED ● high
88.203.232.0/24 Ultracom Ltd. BGP ANNOUNCED ● high
88.203.233.0/24 Ultracom Ltd. BGP ANNOUNCED ● high
91.214.144.0/22 Ultracom CJSC BGP ANNOUNCED ● high
91.214.144.0/23 Ultracom CJSC BGP ANNOUNCED ● high
91.214.144.0/22 Ultracom CJSC RIPE ASSIGNED PI ● high
91.214.146.0/23 Ultracom CJSC BGP ANNOUNCED ● high
92.247.120.0/22 Ultracom Ltd. BGP ANNOUNCED ● high
92.247.124.0/24 Ultracom Ltd. BGP ANNOUNCED ● high
92.247.125.0/24 Ultracom Ltd. BGP ANNOUNCED ● high
92.247.126.0/24 Ultracom Ltd. BGP ANNOUNCED ● high
92.247.127.0/24 Ultracom Ltd. BGP ANNOUNCED ● high
92.247.128.0/23 Ultracom Ltd. BGP ANNOUNCED ● high
181.191.204.0/23 Ultracom Telecomunicações Ltda BGP ANNOUNCED ● high
181.191.204.0/24 Ultracom Telecomunicações Ltda BGP ANNOUNCED ● high
181.191.205.0/24 Ultracom Telecomunicações Ltda BGP ANNOUNCED ● high
181.191.206.0/24 Ultracom Telecomunicações Ltda BGP ANNOUNCED ● high
181.191.206.0/23 Ultracom Telecomunicações Ltda BGP ANNOUNCED ● high
181.191.207.0/24 Ultracom Telecomunicações Ltda BGP ANNOUNCED ● high
212.36.17.0/24 Ultracom Ltd. BGP ANNOUNCED ● high
2804:4180::/32 Ultracom Telecomunicações Ltda BGP ANNOUNCED ● high
2a01:288:4004::/48 Ultracom Ltd. BGP ANNOUNCED ● high
62.33.223.0/27 ULTRACOM-NET RIPE ASSIGNED PA ● low
82.103.112.0/24 ULTRACOM-BG RIPE ASSIGNED PA ● low
82.204.160.52/30 ULTRACOM RIPE ASSIGNED PA ● low
88.203.208.0/23 ULTRACOM-BG RIPE ASSIGNED PA ● low
88.203.210.0/23 ULTRACOM-BG RIPE ASSIGNED PA ● low
88.203.212.0/24 ULTRACOM-BG RIPE ASSIGNED PA ● low
88.203.213.0/24 ULTRACOM-BG RIPE ASSIGNED PA ● low
88.203.214.0/23 ULTRACOM-BG RIPE ASSIGNED PA ● low
88.203.232.0/23 ULTRACOM-BG RIPE ASSIGNED PA ● low
89.175.10.12/30 ULTRACOM RIPE ASSIGNED PA ● low
92.247.120.0/22 ULTRACOM-BG RIPE ASSIGNED PA ● low
92.247.124.0/22 ULTRACOM-BG RIPE ASSIGNED PA ● low
92.247.128.0/23 ULTRACOM-BG RIPE ASSIGNED PA ● low
212.36.17.0/24 ULTRACOM-BG RIPE ASSIGNED PA ● low
212.50.18.64/26 ULTRACOM-BG RIPE ASSIGNED PA ● low
212.50.27.128/26 ULTRACOM-BG RIPE ASSIGNED PA ● low

Network trust

what's this?
RPKI hygiene: C how networks compare →
73.3% of checked blocks have valid RPKI ROA coverage (33 of 45)
Possible discrepancies (3)

These blocks are registered to Ultracom Ltd. but cryptographically authorized for a different, unrelated network (1 distinct holder) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.

92.247.124.0/22 /22 authorized for AS8717 — A1 Bulgaria EAD
88.203.214.0/23 /23 authorized for AS8717 — A1 Bulgaria EAD
88.203.232.0/23 /23 authorized for AS8717 — A1 Bulgaria EAD

NIC Handles

AS267437 AS42794 AS49481 COMSTAR-MNT DUMY-RIPE DUMY-RIPE MNT-NETERRA MOBILTEL-MNT ORG-UJ1-RIPE RIPE-NCC-END-MNT SPNET-MNT SPNET-MNT +3 more