Flag Telecom UK Limited
AS15412 — globalcloudxchange.com
Summary
| Country |
 United Kingdom
|
| Organization | Flag Telecom UK Limited |
| Domain | globalcloudxchange.com |
| Number of IPv4 | 48,640 |
| Number of IPv6 | 7.9228× 1028 |
| AS Type | ISP |
| Registry | RIPE NCC |
| Allocated | September 18, 2002 (about 24 years ago) |
| Updated | December 17, 2025 (about 11 months ago) |
IP Ranges
AS15412 announces 25 IPv4 ranges and 1 IPv6 range.
That's a total of 48,640 IPv4 addresses and 7.9228× 1028 IPv6 addresses.
| Prefix | Organization | Size | Registry | Status |
|---|---|---|---|---|
| 43.248.216.0/22 |
 MLTSCMPNET
|
1,024 | APNIC | ASSIGNED NON-PORTABLE |
| 45.125.188.0/22 |
 Asp-hK
|
1,024 | APNIC | ASSIGNED NON-PORTABLE |
| 62.216.128.0/19 |
Flag Telecom UK Limited
|
8,192 | RIPE NCC | ALLOCATED PA |
| 80.77.0.0/20 |
 Flag Telecom LTD
|
4,096 | RIPE NCC | ASSIGNED PA |
| 80.81.64.0/19 |
 Flag Telecom Ireland LTD
|
8,192 | RIPE NCC | ASSIGNED PA |
| 85.95.0.0/19 |
Flag Telecom UK Limited
|
8,192 | RIPE NCC | ALLOCATED PA |
| 85.95.24.0/22 |
Flag Telecom UK Limited
|
1,024 | RIPE NCC | ALLOCATED PA |
| 89.17.96.0/19 |
 OGERO
|
8,192 | RIPE NCC | ASSIGNED PA |
| 103.5.160.0/22 |
 WCAS-01
|
1,024 | APNIC | ASSIGNED NON-PORTABLE |
| 103.8.84.0/24 |
Lihokel
|
256 | APNIC | ASSIGNED NON-PORTABLE |
| 103.8.85.0/24 |
Netscil
|
256 | APNIC | ASSIGNED NON-PORTABLE |
| 103.8.86.0/24 |
Yoamenel
|
256 | APNIC | ASSIGNED NON-PORTABLE |
| 103.8.87.0/24 |
Ronesel
|
256 | APNIC | ASSIGNED NON-PORTABLE |
| 103.11.237.0/24 |
APNSYS
|
256 | APNIC | ASSIGNED NON-PORTABLE |
| 103.15.116.0/22 |
MLLSHFNET
|
1,024 | APNIC | ASSIGNED NON-PORTABLE |
| 103.21.104.0/24 |
DREAMINFOLAB
|
256 | APNIC | ASSIGNED NON-PORTABLE |
| 103.21.106.0/24 |
DREAMINFOLAB
|
256 | APNIC | ASSIGNED NON-PORTABLE |
| 103.103.152.0/22 |
 Flag Telecom Ireland Network LTD
|
1,024 | APNIC | ALLOCATED PORTABLE |
| 103.144.202.0/23 |
VDVLLNET
|
512 | APNIC | ASSIGNED NON-PORTABLE |
| 103.154.20.0/23 |
 Earthnt01
|
512 | APNIC | ASSIGNED NON-PORTABLE |
| 103.225.192.0/22 |
Dream Information Laboratory
|
1,024 | APNIC | ASSIGNED NON-PORTABLE |
| 103.233.212.0/22 |
ESCL-KH
|
1,024 | APNIC | ASSIGNED NON-PORTABLE |
| 203.79.35.0/24 |
ASSIGNED-TO-FLAG-IPT-CUSTOMERS 25102017
|
256 | APNIC | ALLOCATED NON-PORTABLE |
| 203.79.37.0/24 |
ASSIGNED-TO-FLAG-CHINA-HK-CUSTOMERS 25102017
|
256 | APNIC | ALLOCATED NON-PORTABLE |
| 203.79.39.0/24 |
For Customer Pldt Rgdipsc269 at 05072018
|
256 | APNIC | ALLOCATED NON-PORTABLE |
| Prefix | Organization | Size | Registry | Status |
|---|---|---|---|---|
| 2001:1a00::/32 |
Flag Telecom UK Limited
|
7.9228× 1028 | RIPE NCC | ALLOCATED-BY-RIR |
Peers
AS15412 actively fosters the following peering relationships that enhance network performance through direct, settlement-free traffic exchange. Even with a modest number of peers, each connection serves as a strategic asset—optimizing routing, reducing latency, and minimizing transit costs.
Upstreams
AS15412 connects to the global Internet via at least 6 upstream providers. In this setup, AS15412 acts as a customer, subscribing to these transit services to obtain full BGP routing information and ensure reliable, redundant access to external networks.
Downstreams
AS15412 serves as a transit provider the following ASes, delivering the BGP routes needed for global connectivity. This downstream relationship underscores AS15412's role in extending Internet access beyond its own infrastructure.