AS12643 IGD Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V.

IGD Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. · registered in Germany

IPv4 addresses70,1445 prefixes · 0.002% of announced IPv4

Rank in Germany#82largest network in DE by IPv4 space, of 2,315 · 0.06% of DE

Rank worldwide#2,428of 79,396 networks with IPv4

IPv62 x /482 prefixes

CountryGermany2,599 ASNs registered there

Open AS12643 in ASN lookup Look up an IP in this network (129.233.208.1) All networks in Germany

IPv4 prefixes

All 5 prefixes, in address order.

129.233.208.0/23
146.140.0.0/16
153.96.244.0/22
192.44.32.0/22
192.67.200.0/21

IPv6 prefixes

All 2 prefixes.

2001:67c:134::/48
2a03:db80:3410::/48

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AS33846#84 DATAPORT-AS Dataport AoR68,864

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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