AS211344 RTMNETWORKS-AS RTM Networks B.V.

RTMNETWORKS-AS RTM Networks B.V. · registered in the Netherlands

IPv4 addresses5122 prefixes · <0.001% of announced IPv4

Rank in Netherlands#671largest network in NL by IPv4 space, of 1,026 · <0.01% of NL

Rank worldwide#46,883of 79,396 networks with IPv4

IPv61 x /32 (65,536 x /48)4 prefixes

CountryNetherlands1,098 ASNs registered there

Open AS211344 in ASN lookup Look up an IP in this network (150.251.58.1) All networks in Netherlands

IPv4 prefixes

All 2 prefixes, in address order.

150.251.58.0/24
150.251.148.0/24

IPv6 prefixes

All 4 prefixes.

2a11:1::/34
2a11:1:4000::/35
2a11:1:6000::/35
2a11:1:8000::/33

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IP-to-ASN data: iptoasn.com (public domain). Snapshot downloaded 2026-11-11, refreshed daily. Ranges are what each network announces in BGP, not registry allocations. Data sources