AS25577
NSP
C4L-AS
MAINFRAME & CYBERNETIC SYSTEMS LIMITED
GB
54
IPv4 Prefixes
1
IPv6 Prefixes
0
peering network
3
IX Points
25
Facilities
IPv4 Prefixes (50)
109.104.96.0/23
84.45.75.0/24
78.40.56.0/23
81.27.80.0/22
81.27.81.0/24
81.27.66.0/23
81.27.75.0/24
81.27.76.0/24
185.5.88.0/22
84.45.32.0/19
85.159.95.0/24
109.104.100.0/23
81.27.88.0/21
185.229.20.0/23
85.159.90.0/23
85.159.88.0/24
31.3.208.0/24
31.3.223.0/24
109.104.116.0/22
31.3.212.0/23
+30 个
IPv6 Prefixes (1)
2001:9d8::/32
AS25577 network topology
(Upstream/Downstream)
Facility List (25)
| Name | City | Country |
|---|---|---|
| Telehouse - London (Docklands North) | London | GB |
| Telehouse - London (Docklands East) | London | GB |
| Digital Realty London LHR20 | London | GB |
| Digital Realty London LHR19 | London | GB |
| Equinix LD8 - London, Docklands | London | GB |
| Digital Realty London LON1-3 | London | GB |
| Global Switch London East | London | GB |
| Global Switch London North | London | GB |
| Equinix MA1 - Manchester, Williams/Kilburn | Manchester | GB |
| Digital Realty London LHR21 (closed) | London | GB |
| Redcentric London Data Centre | London | GB |
| Pulsant Maidenhead SE-2 | Maidenhead | GB |
| Equinix LD3 - London, Park Royal | London | GB |
| Equinix LD4 - London, Slough | Slough | GB |
| Equinix LD9 - London, Powergate | London | GB |
| Pulsant Milton Keynes SE-1 | Milton Keynes | GB |
| Equinix LD5 - London, Slough | Slough | GB |
| VIRTUS LONDON1 (Enfield) | London | GB |
| Options IT - Park Royal Datacenter (PRDC) | London | GB |
| Bournemouth Data Centre | Bournemouth | GB |
| QiComm Tutis Point | London | GB |
| Verne London | London | GB |
| VIRTUS LONDON4 (Slough) | Slough | GB |
| VIRTUS LONDON2 (Hayes) | Hayes | GB |
| Pulsant Croydon LN-1 | Croydon | GB |
Colocated Networks (Shared Data Center)
| ASN | Name | Type | Shared Facility |
|---|---|---|---|
| AS31712 | Gigastream plc | NSP | 20/25 |
| AS6461 | Zayo | NSP | 19/25 |
| AS174 | Cogent Communications, Inc. | NSP | 18/25 |
| AS43531 | IX Reach | NSP | 15/25 |
| AS4455 | BSO | NSP | 15/25 |
| AS57463 | NetIX Communications | NSP | 14/25 |
| AS6908 | Six Degrees - Datahop | NSP | 14/25 |
| AS39326 | Syntura Group Limited | NSP | 13/25 |
| AS35266 | EX Networks Limited (EXN) | NSP | 13/25 |
| AS3257 | GTT Communications (AS3257) | NSP | 13/25 |
| AS51945 | Enlink Ltd | NSP | 12/25 |
| AS211386 | LINX MAPS | 11/25 | |
| AS44356 | Epsilon | NSP | 11/25 |
| AS60610 | Amito (AS60610) | NSP | 10/25 |
| AS50056 | Ai Networks Ltd | NSP | 10/25 |
| AS6939 | Hurricane Electric | NSP | 9/25 |
| AS213202 | The CLOUD SYSTEMS Group | NSP | 8/25 |
| AS51551 | Capita Networking Solutions (Updata) | NSP | 8/25 |
| AS39175 | Connective | Network Services | 8/25 |
| AS31715 | Lynk Networks | Content | 8/25 |
| AS25160 | Vorboss Limited | Cable/DSL/ISP | 8/25 |
| AS9002 | RETN | NSP | 8/25 |
| AS8220 | Colt | NSP | 8/25 |
| AS1299 | Arelion (Twelve99) | NSP | 8/25 |
| AS203421 | Baltic Broadband | Cable/DSL/ISP | 7/25 |
| AS44684 | Mythic Beasts Ltd | Content | 7/25 |
| AS31655 | Gamma | Cable/DSL/ISP | 7/25 |
| AS15169 | Google LLC | Content | 7/25 |
| AS12536 | Allegro Networks | NSP | 7/25 |
| AS8426 | Claranet | Cable/DSL/ISP | 7/25 |
Raw Whois Data
--- ARIN Whois --- # # ARIN WHOIS data and services are subject to the Terms of Use # available at: https://www.arin.net/resources/registry/whois/tou/ # # If you see inaccuracies in the results, please report at # https://www.arin.net/resources/registry/whois/inaccuracy_reporting/ # # Copyright 1997-2026, American Registry for Internet Numbers, Ltd. # No match found for a AS25577. # # ARIN WHOIS data and services are subject to the Terms of Use # available at: https://www.arin.net/resources/registry/whois/tou/ # # If you see inaccuracies in the results, please report at # https://www.arin.net/resources/registry/whois/inaccuracy_reporting/ # # Copyright 1997-2026, American Registry for Internet Numbers, Ltd. #