AS51185 MAINSTREAMING-AS MainStreaming SpA
🇮🇹Org handle: ORG-MS627-RIPE
RIPE NCCallocated
Announced Prefixes (BGP)
45total
24 IPv421 IPv6
IPv4 Addresses
Allocated (RIR)12,544
Announced (BGP)6,144
IPv6 Addresses
Allocated (RIR)6.3×10²⁹
Announced (BGP)2.5×10²⁵
Prefix Limit (IPv4)
50
Prefix Limit (IPv6)
100
Country
🇮🇹 ITRIR
RIPE NCCStatus
allocated
Allocated
2010-06-16
Announced Prefixes
(BGP)45|
Prefix | RPKI | IRR | Last Seen |
|---|---|---|---|
| Valid | RIPE | 2026-10-09 | |
| Valid | RIPE | 2026-10-09 | |
| Valid | RIPE | 2026-10-09 | |
| Valid | RIPE | 2026-10-09 | |
| Valid | RIPE | 2026-10-09 | |
| Valid | RIPE | 2026-10-09 | |
| Valid | RIPE | 2026-10-09 | |
| Valid | RIPE | 2026-10-09 | |
| Valid | RIPE | 2026-10-09 | |
| Valid | RIPE | 2026-10-09 |
1-10 of 45
1 / 5
Allocated Prefixes
(RIR)48Prefix | Country | RIR | Status |
|---|---|---|---|
| 45.157.64.0/22 | 🇮🇹 IT | RIPENCC | allocated |
| 45.157.64.0/24 | 🇮🇹 IT | RIPE | assigned |
| 45.157.65.0/24 | 🇩🇪 DE | RIPE | assigned |
| 45.157.66.0/24 | 🇬🇷 GR | RIPE | assigned |
| 94.124.64.0/21 | 🇮🇹 IT | RIPENCC | allocated |
| 94.124.64.0/24 | 🇩🇪 DE | RIPE | assigned |
| 94.124.65.0/24 | 🇮🇹 IT | RIPE | assigned |
| 94.124.68.0/24 | 🇮🇹 IT | RIPE | assigned |
| 94.124.70.0/24 | 🇮🇹 IT | RIPE | assigned |
| 94.124.71.0/24 | 🇮🇹 IT | RIPE | assigned |
1-10 of 48
1 / 5
All 45 announced prefixes of AS51185 →
BGP Neighbours
(seen in AS paths)Upstreams (13)
Networks AS51185 hands its own prefixes to: transit providers, or peers at an exchange.
- AS6762SEABONE NET TELECOM ITALIA SPARKLE S.P.A29
- AS174Cogent Communications2
- AS1299TWELVE99 Arelion Sweden AB2
- AS6204ZET NET TMRC GROUP2
- AS6453TATA COMMUNICATIONS (AMERICA)2
- AS3320DTAG Deutsche Telekom1
- AS6797GLOBALCONNECT NET GlobalConnect AB1
- AS6939Hurricane Electric1
- AS31543MYNET1
- AS33891CORE BACKBONE Core Backbone1
- AS34177CELESTE SAS1
- AS34428EIGHTROUTE Giulio Lo Presti1
- AS48362TKSWF Stadtwerke Feldkirch1
Downstreams (21)
Networks whose own prefixes AS51185 passes on: usually its customers.
- AS3209VODANET Vodafone6,051
- AS3352Telefonica De EspaNa TELEFONICA DE ESPANA S.A.U372
- AS210278SKYIT BB Sky Italia163
- AS8151UNINET21
- AS15704AS15704 XTRA TELECOM S.A14
- AS8612TISCALI IT Smeraldo S.P.A6
- AS209902RAIWAY RAI WAY S.P.A6
- AS12338EUSKALTEL S.A5
- AS262644CONECTA NETWORKS EIRELI5
- AS39657Comeser S.R.L3
- AS8234RAI RadioTelevisione Italiana SPA2
- AS3302RETELIT IRIDEOS Retelit Digital Services S.P.A1
- AS3329HOL GR Vodafone Panafon Hellenic Telecommunications Company1
- AS8796FASTNET DATA1
- AS12334R Cable Y Telecable Telecomunicaciones, S.A.U1
- AS14259Gtd Internet S.A1
- AS18978Enzu1
- AS201333NAQUADRIA S.R.L1
- AS262213Comsat Limitada1
- AS265757Intersur Limitada1
- AS271010TotalNet Provedor1
Other adjacent networks (8)
Adjacent to AS51185 in the transit part of AS paths: peers, providers or customers.
- AS265187STEEL WEB PROVEDORES DE ACESSO LTDA7
- AS7195EDGEUNO S.A.S3
- AS7004TELEFONICA CHILE S.A2
- AS9930TIME DotCom Berhad No. 14, Jalan Majistret U1/26 Hicom Glenmarie Industrial Park 40150 Shah Alam Selangor, Malaysia1
- AS19338Telmex Chile Internet S.A1
- AS37100SEACOM Limited SEACOM Limited1
- AS60171AFRIX AFR IX TELECOM S.A1
- AS137409GSL Networks Pty1
Transfer History
Registry transfers of AS51185 between organisations.
- AS51185Transfer ·
- AS51185Transfer ·
ASPA
No ASPA
Abuse Contact
External Links
Learn more
- What is an ASN?Autonomous systems, ASN ranges and how they are assigned
- RPKI and route origin validationWhat the RPKI badges on the prefix list mean
- ASPA explainedWhy AS51185 should publish an ASPA object
- IPv4 transfers in the RIPE NCC regionMonthly volume and the latest registry transfers
- ASN data in AI agents and SIEMMCP server and API integrations
API
Open https://api.ipctl.io/v1/asn/51185Returns ASN details, announced prefixes, and BGP routing data.
curl -s "https://api.ipctl.io/v1/asn/51185" | jq