AS8823 AutonomousSystemRockensteinAG Rockenstein AG

AutonomousSystemRockensteinAG Rockenstein AG · registered in Germany

IPv4 addresses45,82414 prefixes · 0.001% of announced IPv4

Rank in Germany#139largest network in DE by IPv4 space, of 2,315 · 0.04% of DE

Rank worldwide#4,077of 79,396 networks with IPv4

IPv625 x /32 (1,638,400 x /48)4 prefixes

CountryGermany2,599 ASNs registered there

Open AS8823 in ASN lookup Look up an IP in this network (45.141.188.1) All networks in Germany

IPv4 prefixes

All 14 prefixes, in address order.

45.141.188.0/22
77.76.192.0/18
83.219.104.0/21
185.45.240.0/22
185.47.124.0/22
193.141.104.0/24
193.141.110.0/24
194.180.199.0/24
195.189.168.0/23
195.189.174.0/23
212.63.64.0/19
213.137.192.0/19
213.214.0.0/20
213.214.16.0/21

IPv6 prefixes

All 4 prefixes.

2001:ad8::/29
2a01:8a40::/32
2a0e:cf40::/29
2a0f:53c0::/29

Similar-sized networks in Germany

ASNNameIPv4 addresses

AS44716#136 DHOSTING-NET D-hosting die Rackspace & Connectivity GmbH48,384

AS48951#137 ASN-TSI-IAS Telekom Deutschland GmbH47,616

AS198967#138 BITel-Gesellschaft-fuer-Telekommunikation-AS BITel Gesellschaft fuer Telekommunikation mbH47,360

AS21473#140 PFALZKOM PFALZKOM GmbH45,056

AS208162#141 ATHENE-ABC Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V.44,544

AS34011#142 GD-EMEA-DC-CGN1 Host Europe GmbH43,520

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