AS51088

Name: AS51088 — A2B IP B.V.
Creator: ipdex

A2B IP B.V. ISP registered in Netherlands

57IPv4 prefixes

19IPv6 prefixes

89%RPKI-valid

#1,024AS Rank

327/327RIS visibility

#47Rank in Netherlands

2010-05-28Allocated

A2B IP B.V. (AS51088) — ISP, registered in Netherlands. announces 57 IPv4 prefixes + 19 IPv6 prefixes. Rank in Netherlands: #47. Allocated: 2010-05-28.

IPv4 57IPv6 19

Announced prefixes · 76

v4 146.19.97.0/24 valid
v4 178.211.151.0/24 unknown
v4 178.249.152.0/21 valid
v4 185.205.52.0/22 valid
v4 185.217.118.0/24 valid
v4 185.218.207.0/24 valid
v4 185.225.220.0/22 valid
v4 185.240.112.0/22 valid
v4 185.30.204.0/22 unknown
v4 185.34.220.0/22 unknown
v4 185.37.4.0/23 valid
v4 185.37.6.0/24 valid
v4 185.40.254.0/24 unknown
v4 185.41.124.0/22 valid
v4 185.44.244.0/22 valid
v4 185.46.173.0/24 valid
v4 185.51.52.0/23 valid
v4 185.63.244.0/22 valid
v4 188.95.143.0/24 valid
v4 192.166.96.0/22 valid
v4 193.108.238.0/24 valid
v4 193.110.189.0/24 valid
v4 193.169.108.0/23 unknown
v4 193.39.250.0/24 valid
v4 212.24.126.0/24 valid
v4 31.134.200.0/21 valid
v4 31.41.255.0/24 valid
v4 45.85.191.0/24 valid
v4 46.175.131.0/24 valid
v4 46.244.0.0/21 valid
v4 46.244.100.0/22 valid
v4 46.244.104.0/22 valid
v4 46.244.112.0/23 valid
v4 46.244.12.0/23 valid
v4 46.244.120.0/23 valid
v4 46.244.122.0/23 valid
v4 46.244.124.0/23 valid
v4 46.244.126.0/24 valid
v4 46.244.127.0/24 valid
v4 46.244.14.0/23 valid
v4 46.244.16.0/23 valid
v4 46.244.20.0/24 valid
v4 46.244.21.0/24 valid
v4 46.244.22.0/24 valid
v4 46.244.23.0/24 valid
v4 46.244.24.0/22 valid
v4 46.244.28.0/24 valid
v4 46.244.29.0/24 valid
v4 46.244.30.0/24 valid
v4 46.244.31.0/24 valid

RPKI: rpki.cloudflare.com · 2026-06-17

Routing: 57 IPv4 · 19 IPv6 announced · RIS visibility 327/327 RIS peers · RIPEstat · 2026-06-17

Prefix history

Announced prefixes Source: ipdex daily snapshot · sparse rows, value holds until the next change (steps)

Data table

Day	Announced prefixes
2026-06-12	76
2026-06-13	76
2026-06-14	76

Internet Exchanges · 4

Frys-IX Fryslân 100 Gbps
INTERIX Amsterdam 100 Gbps
Speed-IX Dronten 100 Gbps
AMS-IX Amsterdam 20 Gbps

Facilities · 19

19 Facilities · 1 Countries

Bytesnet Rotterdam Rotterdam
Datacenter Noord-Holland Alkmaar
Digital Realty Amsterdam AMS17 Amsterdam
Digital Realty Amsterdam AMS18 Amsterdam
EFX Eindhoven
Equinix AM5 - Amsterdam, Schepenbergweg Amsterdam
Equinix AM7 - Amsterdam, Kuiperberweg Amsterdam
Eurofiber Datacenter Amsterdam Hoofddorp
Eurofiber Datacenter Brabant Waalwijk
Eurofiber Datacenter Nedzone Steenbergen
Eurofiber Datacenter Rotterdam Alblasserdam
Eurofiber Datacenter Utrecht Groenekan
Iron Mountain Data Center - Amsterdam (AMS-1) Amsterdam
NIKHEF Amsterdam Amsterdam
NorthC Amsterdam 1 Amsterdam
NorthC Delft Delft
NorthC Eindhoven 1 Eindhoven
NorthC Oude Meer Oude Meer
NorthC Rotterdam Waalhaven Rotterdam

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AS51088

Announced prefixes · 76

Prefix history

Internet Exchanges · 4

Facilities · 19

AS topology · Customer cone 37

Providers · 4

Peers · 105

Customers · 31

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