AS8405 SONTHEIMER-IT PE Sontheimer Bernd

SONTHEIMER-IT PE Sontheimer Bernd · registered in Germany

IPv4 addresses10,4969 prefixes · <0.001% of announced IPv4

Rank in Germany#346largest network in DE by IPv4 space, of 2,315 · <0.01% of DE

Rank worldwide#8,828of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryGermany2,599 ASNs registered there

Open AS8405 in ASN lookup Look up an IP in this network (5.252.124.1) All networks in Germany

IPv4 prefixes

All 9 prefixes, in address order.

5.252.124.0/22
45.87.16.0/22
185.218.168.0/22
193.35.216.0/24
193.36.3.0/24
193.36.42.0/24
193.188.154.0/23
217.140.72.0/21
217.140.80.0/20

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AS35258#348 ITOSS akquinet outsourcing gGmbH10,240

AS8875#349 SINMA-ASN sinma GmbH10,240

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