AS42845
BT-BLUE
France (FR)
ASN Information
| AS Number | AS42845 |
|---|---|
| AS Name | Bretagnetelecom |
| Organization | Bretagnetelecom BLUE SAS |
| Also known as | BT-BLUE |
| Country | France (FR) |
| Registry | RIPE NCC |
| ASN Type | Cable/DSL/ISP |
| Last Seen | |
| Announcement Count | 43 |
| IPv4 Prefix Count | 42 |
| IPv6 Prefix Count | 1 |
| RPKI Status | Valid ×41NotFound ×1Unknown (could not be determined) ×1 |
| IRR Records | View IRR route objects |
| Website | https://www.bt-blue.com/ ↗ |
AS Path to AS42845
Route Collectors (Visibility)
Approximate route collector locations, coloured by peer sessions carrying this AS's routes.
Announced Prefixes (43)
View All →| Prefix | Family | RPKI | Last Seen |
|---|---|---|---|
| 37.157.224.0/21 | IPv4 | Valid | Not looked up yet |
| 37.157.224.0/24 | IPv4 | Valid | Not looked up yet |
| 37.157.225.0/24 | IPv4 | Valid | Not looked up yet |
| 37.157.226.0/24 | IPv4 | Valid | Not looked up yet |
| 37.157.227.0/24 | IPv4 | Valid | Not looked up yet |
| 37.157.228.0/24 | IPv4 | Valid | Not looked up yet |
| 37.157.229.0/24 | IPv4 | Valid | Not looked up yet |
| 37.157.230.0/24 | IPv4 | Valid | Not looked up yet |
Peers (63)
View All →| AS | Name | Relationship | Paths | Last Seen |
|---|---|---|---|---|
| AS3257 | GTT-BACKBONE GTT Communications Inc. | Both sides | 457 | |
| AS6762 | SEABONE-NET TELECOM ITALIA SPARKLE S.p.A. | Both sides | 180 | |
| AS6939 | HURRICANE - Hurricane Electric LLC | Upstream (inferred) | 50 | |
| AS7713 | telkomnet-as-ap - PT Telekomunikasi Indonesia | Upstream (inferred) | 20 | |
| AS58511 | ANYCAST-GLOBAL-BACKBONE - Anycast Global Backbone | Upstream (inferred) | 20 | |
| AS37100 | SEACOM Limited - SEACOM Limited | Both sides | 15 | |
| AS49544 | i3Dnet i3D.net B.V | Upstream (inferred) | 15 | |
| AS24482 | SGGS-AS-AP - SG.GS | Upstream (inferred) | 10 |
Neighbours seen next to AS42845 in public AS paths. These are not confirmed BGP sessions; peer IP addresses and locations are not published by these sources.
Public Peering Exchange Points (2)
IX Updates →| Exchange | Location | IPv4 | IPv6 | Speed | RS peer | Updated |
|---|---|---|---|---|---|---|
| BreizhIX | Rennes, FR | 185.1.89.20 | 2001:7f8:b1::16 | 1G | Yes | |
| France-IX Paris | Paris, FR | 37.49.237.86 | 2001:7f8:54::1:86 | 10G | Yes | |
| France-IX Paris | Paris, FR | 37.49.238.138 | 2001:7f8:54::2:138 | 10G | Yes |
IX ports registered by AS42845 (self-reported by the network).
Interconnection Facilities (7)
| Facility | City | Country |
|---|---|---|
| ETIX Nantes #2 | Carquefou | France |
| Neuf Cesson | Cesson-Sévigné | France |
| BT-BLUE Datacenter 1 | Châteaubourg | France |
| ETIX Nantes #3 | Couëron | France |
| Equinix PA4 - Paris, Pantin | Paris | France |
| Telehouse - Paris 2 (Voltaire - Léon Frot) | Paris | France |
| Cogent Rennes | Rennes | France |
Data centres where AS42845 says it can interconnect (self-reported).
IRR AS-SET and Peering Policy
| IRR AS-SET | AS42845:AS-BRETAGNE_TELECOM |
|---|---|
| Member of AS-SETs | See IRR page |
| Peering policy | Open |
| Multiple locations | Not Required |
| Ratio requirement | No |
| Contract | Not Required |
| Traffic | 10-20Gbps |
| Traffic ratio | Balanced |
| Geographic scope | Europe |
| Max prefixes (IPv4 / IPv6) | 100 / 10 |
| Unicast / IPv6 / Multicast | Yes / Yes / No |
| Looking glass | Not available |
| Route server | Not available |
Contact Information (0)
No public contacts are registered for AS42845.
Only contacts the network has chosen to publish are shown.
Upstreams (43)
View all →| AS | Name | Relationship | Paths | Last Seen |
|---|---|---|---|---|
| AS3257 | GTT-BACKBONE GTT Communications Inc. | Both sides | 457 | |
| AS6762 | SEABONE-NET TELECOM ITALIA SPARKLE S.p.A. | Both sides | 180 | |
| AS6939 | HURRICANE - Hurricane Electric LLC | Upstream (inferred) | 50 | |
| AS7713 | telkomnet-as-ap - PT Telekomunikasi Indonesia | Upstream (inferred) | 20 | |
| AS58511 | ANYCAST-GLOBAL-BACKBONE - Anycast Global Backbone | Upstream (inferred) | 20 | |
| AS37100 | SEACOM Limited - SEACOM Limited | Both sides | 15 | |
| AS49544 | i3Dnet i3D.net B.V | Upstream (inferred) | 15 | |
| AS24482 | SGGS-AS-AP - SG.GS | Upstream (inferred) | 10 | |
| AS35280 | F5 F5 Networks SARL | Upstream (inferred) | 10 | |
| AS39120 | CONVERGENZE-AS Convergenze S.p.A. | Upstream (inferred) | 10 | |
| AS51185 | MAINSTREAMING-AS MainStreaming SpA | Upstream (inferred) | 10 | |
| AS20562 | OPEN-PEERING-AS Broadband Hosting B.V. | Upstream (inferred) | 6 |
Downstreams (10)
| AS | Name | Relationship | Paths | Last Seen |
|---|---|---|---|---|
| AS3257 | GTT-BACKBONE GTT Communications Inc. | Both sides | 457 | |
| AS6762 | SEABONE-NET TELECOM ITALIA SPARKLE S.p.A. | Both sides | 180 | |
| AS37100 | SEACOM Limited - SEACOM Limited | Both sides | 15 | |
| AS8220 | — | Both sides | Inferred | — |
| AS15169 | — | Downstream (inferred) | Inferred | — |
| AS43121 | — | Downstream (inferred) | Inferred | — |
| AS47977 | — | Downstream (inferred) | Inferred | — |
| AS65300 | — | Downstream (inferred) | Inferred | — |
| AS198978 | — | Both sides | Inferred | — |
| AS199117 | — | Downstream (inferred) | Inferred | — |
Registry and network details
| Registered holder | Bretagnetelecom BLUE SAS |
|---|---|
| Registered | Yes |
| Peering policy | Open |
| IRR AS-set | AS42845:AS-BRETAGNE_TELECOM |
| Registry record last modified | |
| Maintainers | RIPE-NCC-END-MNT, nicolasboittin-mnt |
| Internet exchanges | 2 |
| Facilities | 7 |
| Network profile updated |
Data updated . See limitations.