EXTREME TECHNOLOGY INC.
EXTREME COMMUNICATIONS TECHNOLOGY LIMITED
LEI
984500795G2CCFD4EB04
Registered name
EXTREME TECHNOLOGY INC.
Jurisdiction
Ultimate parent
No parent on file in GLEIF
Cluster stats
| Netblocks | 63 |
| All fragments | 371 blocks across 23 clusters |
| Cluster ID | 191312589 |
| Registry | AFRINIC |
| Owner jurisdiction | CA-ON |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | unresolved |
| Legal identity | LEI 984500795G2CCFD4EB04 |
| Shared handles | clustered on 27 shared RIR contact/maintainer handles |
| Registry names | 5 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works | |
IP Ranges (63)
showing 50 of 63 — see all — ⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 45.192.112.0/24 | EXTREME COMMUNICATIONS TECHNOLOGY LIMITED | BGP | ANNOUNCED | ● high |
| 45.192.115.0/24 | EXTREME COMMUNICATIONS TECHNOLOGY LIMITED | BGP | ANNOUNCED | ● high |
| 45.198.231.0/24 | EXTREME COMMUNICATIONS TECHNOLOGY LIMITED | BGP | ANNOUNCED | ● high |
| 45.201.16.0/24 | EXTREME COMMUNICATIONS TECHNOLOGY LIMITED | BGP | ANNOUNCED | ● high |
| 45.201.17.0/24 | EXTREME COMMUNICATIONS TECHNOLOGY LIMITED | BGP | ANNOUNCED | ● high |
| 45.201.18.0/24 | EXTREME COMMUNICATIONS TECHNOLOGY LIMITED | BGP | ANNOUNCED | ● high |
| 45.201.19.0/24 | EXTREME COMMUNICATIONS TECHNOLOGY LIMITED | BGP | ANNOUNCED | ● high |
| 45.201.20.0/24 | EXTREME COMMUNICATIONS TECHNOLOGY LIMITED | BGP | ANNOUNCED | ● high |
| 45.201.21.0/24 | EXTREME COMMUNICATIONS TECHNOLOGY LIMITED | BGP | ANNOUNCED | ● high |
| 45.201.22.0/24 | EXTREME COMMUNICATIONS TECHNOLOGY LIMITED | BGP | ANNOUNCED | ● high |
| 45.201.23.0/24 | EXTREME COMMUNICATIONS TECHNOLOGY LIMITED | BGP | ANNOUNCED | ● high |
| 45.201.24.0/24 | EXTREME COMMUNICATIONS TECHNOLOGY LIMITED | BGP | ANNOUNCED | ● high |
| 45.201.25.0/24 | EXTREME COMMUNICATIONS TECHNOLOGY LIMITED | BGP | ANNOUNCED | ● high |
| 45.201.28.0/24 | EXTREME COMMUNICATIONS TECHNOLOGY LIMITED | BGP | ANNOUNCED | ● high |
| 45.201.29.0/24 | EXTREME COMMUNICATIONS TECHNOLOGY LIMITED | BGP | ANNOUNCED | ● high |
| 45.201.30.0/24 | EXTREME COMMUNICATIONS TECHNOLOGY LIMITED | BGP | ANNOUNCED | ● high |
| 45.201.31.0/24 | EXTREME COMMUNICATIONS TECHNOLOGY LIMITED | BGP | ANNOUNCED | ● high |
| 45.201.32.0/24 | EXTREME COMMUNICATIONS TECHNOLOGY LIMITED | BGP | ANNOUNCED | ● high |
| 45.201.36.0/22 | EXTREME COMMUNICATIONS TECHNOLOGY LIMITED | BGP | ANNOUNCED | ● high |
| 45.201.40.0/24 | EXTREME COMMUNICATIONS TECHNOLOGY LIMITED | BGP | ANNOUNCED | ● high |
| 51.194.250.0/24 | EXTREME-COMMUNICATIONS-TECHNOLOGY-LIMITED | RIPE | ASSIGNED PA | ● high |
| 95.134.81.0/24 | EXTREME COMMUNICATIONS TECHNOLOGY LIMITED | BGP | ANNOUNCED | ● high |
| 103.181.248.0/24 | EXTREME COMMUNICATIONS TECHNOLOGY LIMITED | BGP | ANNOUNCED | ● high |
| 103.229.118.0/24 | EXTREME COMMUNICATIONS TECHNOLOGY LIMITED | BGP | ANNOUNCED | ● high |
| 145.79.83.0/24 | EXTREME COMMUNICATIONS TECHNOLOGY LIMITED | BGP | ANNOUNCED | ● high |
| 145.79.100.0/24 | EXTREME COMMUNICATIONS TECHNOLOGY LIMITED | BGP | ANNOUNCED | ● high |
| 145.79.104.0/24 | EXTREME COMMUNICATIONS TECHNOLOGY LIMITED | BGP | ANNOUNCED | ● high |
| 145.79.111.0/24 | EXTREME COMMUNICATIONS TECHNOLOGY LIMITED | BGP | ANNOUNCED | ● high |
| 145.79.115.0/24 | EXTREME COMMUNICATIONS TECHNOLOGY LIMITED | BGP | ANNOUNCED | ● high |
| 145.79.119.0/24 | EXTREME COMMUNICATIONS TECHNOLOGY LIMITED | BGP | ANNOUNCED | ● high |
| 151.246.215.0/24 | EXTREME COMMUNICATIONS TECHNOLOGY LIMITED | BGP | ANNOUNCED | ● high |
| 151.247.48.0/24 | EXTREME COMMUNICATIONS TECHNOLOGY LIMITED | BGP | ANNOUNCED | ● high |
| 151.247.82.0/24 | EXTREME COMMUNICATIONS TECHNOLOGY LIMITED | BGP | ANNOUNCED | ● high |
| 154.83.104.0/21 | EXTREME COMMUNICATIONS TECHNOLOGY LIMITED | BGP | ANNOUNCED | ● high |
| 156.225.2.0/23 | EXTREME COMMUNICATIONS TECHNOLOGY LIMITED | BGP | ANNOUNCED | ● high |
| 156.225.50.0/23 | EXTREME COMMUNICATIONS TECHNOLOGY LIMITED | BGP | ANNOUNCED | ● high |
| 156.249.158.0/24 | EXTREME COMMUNICATIONS TECHNOLOGY LIMITED | BGP | ANNOUNCED | ● high |
| 156.249.159.0/24 | EXTREME COMMUNICATIONS TECHNOLOGY LIMITED | BGP | ANNOUNCED | ● high |
| 156.249.161.0/24 | EXTREME COMMUNICATIONS TECHNOLOGY LIMITED | BGP | ANNOUNCED | ● high |
| 156.249.163.0/24 | EXTREME COMMUNICATIONS TECHNOLOGY LIMITED | BGP | ANNOUNCED | ● high |
| 156.249.168.0/24 | EXTREME COMMUNICATIONS TECHNOLOGY LIMITED | BGP | ANNOUNCED | ● high |
| 156.249.169.0/24 | EXTREME COMMUNICATIONS TECHNOLOGY LIMITED | BGP | ANNOUNCED | ● high |
| 156.249.174.0/24 | EXTREME COMMUNICATIONS TECHNOLOGY LIMITED | BGP | ANNOUNCED | ● high |
| 156.249.181.0/24 | EXTREME COMMUNICATIONS TECHNOLOGY LIMITED | BGP | ANNOUNCED | ● high |
| 156.249.182.0/24 | EXTREME COMMUNICATIONS TECHNOLOGY LIMITED | BGP | ANNOUNCED | ● high |
| 156.249.186.0/24 | EXTREME COMMUNICATIONS TECHNOLOGY LIMITED | BGP | ANNOUNCED | ● high |
| 156.249.197.0/24 | EXTREME COMMUNICATIONS TECHNOLOGY LIMITED | BGP | ANNOUNCED | ● high |
| 178.95.247.0/24 | EXTREME COMMUNICATIONS TECHNOLOGY LIMITED | BGP | ANNOUNCED | ● high |
| 202.155.64.0/23 | EXTREME COMMUNICATIONS TECHNOLOGY LIMITED | BGP | ANNOUNCED | ● high |
| 209.131.64.0/24 | EXTREME COMMUNICATIONS TECHNOLOGY LIMITED | BGP | ANNOUNCED | ● high |
Network trust
what's this?
RPKI hygiene: A
how networks compare →
100.0%
of checked blocks have valid RPKI ROA coverage
(63 of 63)
Possible discrepancies (28)
These blocks are registered to EXTREME COMMUNICATIONS TECHNOLOGY LIMITED but cryptographically authorized for a different, unrelated network (5 distinct holders) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.
| 51.194.250.0/24 /24 | authorized for AS210655 — Brian LaCrette |
| 151.247.48.0/24 /24 | authorized for AS14618 — Amazon.com, Inc. |
| 45.204.149.0/24 /24 | authorized for AS2914 — NTT America, Inc. |
| 45.204.150.0/24 /24 | authorized for AS2914 — NTT America, Inc. |
| 45.204.151.0/24 /24 | authorized for AS2914 — NTT America, Inc. |
| 45.192.115.0/24 /24 | authorized for AS63099 — MADEALA TELECOM TECHNOLOGY INC |
| 45.198.231.0/24 /24 | authorized for AS63099 — MADEALA TELECOM TECHNOLOGY INC |
| 45.201.30.0/24 /24 | authorized for AS63099 — MADEALA TELECOM TECHNOLOGY INC |
| 45.201.31.0/24 /24 | authorized for AS63099 — MADEALA TELECOM TECHNOLOGY INC |
| 45.201.32.0/24 /24 | authorized for AS63099 — MADEALA TELECOM TECHNOLOGY INC |
| 145.79.83.0/24 /24 | authorized for AS2914 — NTT America, Inc. |
| 145.79.100.0/24 /24 | authorized for AS2914 — NTT America, Inc. |
| 145.79.104.0/24 /24 | authorized for AS2914 — NTT America, Inc. |
| 145.79.111.0/24 /24 | authorized for AS2914 — NTT America, Inc. |
| 145.79.115.0/24 /24 | authorized for AS2914 — NTT America, Inc. |
+13 more — see the REST API
NIC Handles
AI816-AP
AR834
AR834
AS202036
CIL1-MNT
CIS1-AFRINIC
CIS1-AFRINIC
DUMY-RIPE
DUMY-RIPE
LARUS-SERVICE-MNT
LARUS-SERVICE-MNT
MAINT-532444-IPXO
+15 more