Allegro sp. z o.o.
BGP inherited
Cluster stats
| Netblocks | 44 · 26,632 IPv4 addresses |
| Registered in | Poland (22) · Czechia (5) · United States (2) · Germany (1) · France (1) · Russia (1) |
| Cluster ID | 208785643 |
| Registry | BGP |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | BGP parent (inherited) |
| Shared handles | clustered on 23 shared RIR contact/maintainer handles |
| Registry names | 10 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works | |
Footprint over time
5 weekly snapshots · JSON
49
+1 netblocks since 2026-07-05
2026-07-05
peak 49
2026-07-19
IP Ranges (44)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 5.134.208.0/21 | Allegro sp. z o.o. | BGP | ANNOUNCED | ● high |
| 5.134.211.0/24 | Allegro sp. z o.o. | BGP | ANNOUNCED | ● high |
| 91.194.188.0/23 | Allegro sp. z o.o. | BGP | ANNOUNCED | ● high |
| 91.194.188.0/24 | Allegro sp. z o.o. | BGP | ANNOUNCED | ● high |
| 91.207.14.0/23 | Allegro sp. z o.o. | BGP | ANNOUNCED | ● high |
| 92.43.56.0/21 | Allegro Retail a.s. | BGP | ANNOUNCED | ● high |
| 92.43.56.0/22 | Allegro Retail a.s. | BGP | ANNOUNCED | ● high |
| 92.43.60.0/22 | Allegro Retail a.s. | BGP | ANNOUNCED | ● high |
| 92.43.62.0/23 | Allegro Retail a.s. | BGP | ANNOUNCED | ● high |
| 178.21.152.0/21 | Allegro sp. z o.o. | BGP | ANNOUNCED | ● high |
| 178.21.152.0/22 | Allegro sp. z o.o. | BGP | ANNOUNCED | ● high |
| 178.21.153.0/24 | Allegro sp. z o.o. | BGP | ANNOUNCED | ● high |
| 178.21.156.0/23 | Allegro sp. z o.o. | BGP | ANNOUNCED | ● high |
| 185.31.24.0/22 | Allegro sp. z o.o. | BGP | ANNOUNCED | ● high |
| 193.23.48.0/24 | Allegro sp. z o.o. | BGP | ANNOUNCED | ● high |
| 193.203.222.0/23 | Allegro sp. z o.o. | BGP | ANNOUNCED | ● high |
| 193.203.223.0/24 | Allegro sp. z o.o. | BGP | ANNOUNCED | ● high |
| 194.0.251.0/24 | Allegro sp. z o.o. | BGP | ANNOUNCED | ● high |
| 2a02:dc8::/30 | Allegro sp. z o.o. | BGP | ANNOUNCED | ● high |
| 2a02:dc8::/32 | Allegro sp. z o.o. | BGP | ANNOUNCED | ● high |
| 2a02:dc8:22::/48 | Allegro sp. z o.o. | BGP | ANNOUNCED | ● high |
| 2a02:dcc::/32 | Allegro sp. z o.o. | BGP | ANNOUNCED | ● high |
| 2a02:dcc:22::/48 | Allegro sp. z o.o. | BGP | ANNOUNCED | ● high |
| 2a02:dcd::/32 | Allegro sp. z o.o. | BGP | ANNOUNCED | ● high |
| 2a02:dce::/32 | Allegro sp. z o.o. | BGP | ANNOUNCED | ● high |
| 2a02:dcf::/32 | Allegro sp. z o.o. | BGP | ANNOUNCED | ● high |
| 5.134.208.0/21 | Allegro sp. z o.o. | RIPE | ALLOCATED PA | ● medium |
| 91.194.188.0/23 | Allegro sp. z o.o. | RIPE | ASSIGNED PI | ● medium |
| 91.207.14.0/23 | Allegro sp. z o.o. | RIPE | ASSIGNED PI | ● medium |
| 178.21.152.0/21 | Allegro sp. z o.o. | RIPE | ALLOCATED PA | ● medium |
| 185.31.24.0/22 | Allegro sp. z o.o. | RIPE | ALLOCATED PA | ● medium |
| 193.203.222.0/23 | Allegro sp. z o.o. | RIPE | ASSIGNED PI | ● medium |
| 82.99.184.200/29 | Allegro-Retail-NET | RIPE | ASSIGNED PA | ● low |
| 193.23.48.0/24 | Allegro sp. z o.o. | RIPE | ASSIGNED PI | ● low |
| 194.0.251.0/24 | Allegro sp. z o.o. | RIPE | ASSIGNED PI | ● low |
| 195.145.132.248/29 | ALLEGRO-MICROSYSTEMS-GERMANY-HEIDELBERG-NET | RIPE | ASSIGNED PA | ● low |
| 198.151.152.0/22 | Allegro MicroSystems, Inc. | ARIN | DIRECT ALLOCATION | ● low |
| 198.186.16.0/20 | Allegro MicroSystems, Inc. | ARIN | DIRECT ALLOCATION | ● low |
| 212.17.21.128/28 | ALLEGRO-NET1 | RIPE | ASSIGNED PA | ● low |
| 212.99.121.24/29 | ALLEGRO-DVT | RIPE | ASSIGNED PA | ● low |
| 2003:60:a030::/48 | ALLEGRO-MICROSYSTEMS-GERMANY-HEIDELBERG-NET | RIPE | ASSIGNED | ● low |
| 2a00:2381:e42a::/48 | ALLEGRO-MICROSYSTEMS | RIPE | AGGREGATED-BY-LIR | ● low |
| 2a02:dc8::/29 | Allegro sp. z o.o. | RIPE | ALLOCATED-BY-RIR | ● low |
| 2a03:76e0::/32 | Allegro Retail a.s. | RIPE | ALLOCATED-BY-RIR | ● low |
Domains hosted in this network
what's this?Network trust
what's this?
RPKI hygiene: B
how networks compare →
90.9%
of checked blocks have valid RPKI ROA coverage
(40 of 44)
Possible discrepancies (13)
These blocks are registered to Allegro sp. z o.o. but cryptographically authorized for a different, unrelated network (3 distinct holders) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.
| 2a02:dc8::/32 /32 | authorized for AS202 — Level 3 Parent, LLC |
| 2003:60:a030::/48 /48 | authorized for AS3320 — Deutsche Telekom AG |
| 2a00:2381:e42a::/48 /48 | authorized for AS2856 — British Telecommunications Limited |
| 2a02:dc8:22::/48 /48 | authorized for AS202 — Level 3 Parent, LLC |
| 2a02:dcc:22::/48 /48 | authorized for AS202 — Level 3 Parent, LLC |
| 193.23.48.0/24 /24 | authorized for AS202 — Level 3 Parent, LLC |
| 194.0.251.0/24 /24 | authorized for AS202 — Level 3 Parent, LLC |
| 5.134.211.0/24 /24 | authorized for AS202 — Level 3 Parent, LLC |
| 91.194.188.0/24 /24 | authorized for AS202 — Level 3 Parent, LLC |
| 178.21.153.0/24 /24 | authorized for AS202 — Level 3 Parent, LLC |
| 193.23.48.0/24 /24 | authorized for AS202 — Level 3 Parent, LLC |
| 193.203.223.0/24 /24 | authorized for AS202 — Level 3 Parent, LLC |
| 194.0.251.0/24 /24 | authorized for AS202 — Level 3 Parent, LLC |
NIC Handles
ALLEGR
AS210641
AS31621
AS42656
AS44424
BTNET-MNT
BlueTone-MNT
COMPLETEL-MNT
DTAG-NIC
DUMY-RIPE
DUMY-RIPE
GGO45-ARIN
+11 more