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AS numbers

AS57111 Altitud Italia S.r.l.

AS57111 is operated by Altitud Italia S.r.l. and registered with RIPE NCC (IT) since 2017-04-12.

It announces 3 IPv4 and 1 IPv6 prefixes, 75% of them RPKI valid.

RIPE RIS sees 17 upstream and peer networks and 2 downstream networks next to it.

PeeringDB lists it as a Content network at 4 internet exchanges and 5 facilities. Its peering policy is open.

NameAltitud Italia S.r.l.
Registry (RIR)RIPE NCC
CountryItaly (IT)
Delegated on2017-04-12
Network typeContent, Europe
Peering policyOpen
IRR as-setAS57111:AS-CUSTOMERS
Prefixes (IPv4 / IPv6)3 / 1
RPKI valid75% (3 / 4)
Upstreams and peers17
Downstream networks2
Websitealtitud.it

Routing health

  • AS57111 announces 3 IPv4 and 1 IPv6 prefixes.
  • 3 of 4 announced prefixes are RPKI valid.
  • 1 announced prefixes are not covered by a ROA of AS57111 (they may have none, or another network’s).
  • 17 upstreams and peers, 2 downstream networks seen.

For every check with the fix (IRR route objects, the RPKI state of each route, reverse DNS and the registration), run the full network report.

Announced prefixes 4

  • 149.100.180.0/22
  • 185.199.24.0/22
  • 185.204.132.0/22
  • 2a0a:9440::/29

Upstreams and peers 17

The networks RIPE RIS sees next to AS57111 in BGP paths, the most visible first.

Peering

Peering policy: Open. Suggested max-prefix limits: 10 IPv4, 3 IPv6. PeeringDB record

Internet exchanges 4
ExchangePortsSpeedRoute server
MINAP Milan: MINAP110GYes
MIX-IT110GYes
Namex Bari110GYes
Namex Rome: VLAN Peering110GYes
Facilities 5
FacilityCityCountry
MIX DC CALDERAMilanIT
Namex Bari DatacenterBariIT
Namex Datacenter RomeRomeIT
Retelit Avalon 1MilanIT
Seeweb Milano CalderaMilanIT

More about AS57111

Sources: RIR delegation data and PeeringDB (updated daily); routing from RIPEstat (RIPE NCC RIS and RPKI), refreshed daily. Routing data from 2026-11-14 05:54 UTC. The country is where the AS number was registered, not necessarily where the network operates.