AS51560 GRESCHITZ Greschitz Management GmbH

GRESCHITZ Greschitz Management GmbH · registered in Austria

IPv4 addresses1,0241 prefixes · <0.001% of announced IPv4

Rank in Austria#258largest network in AT by IPv4 space, of 619 · <0.01% of AT

Rank worldwide#29,793of 79,396 networks with IPv4

IPv68 x /32 (524,288 x /48)1 prefixes

CountryAustria646 ASNs registered there

Open AS51560 in ASN lookup Look up an IP in this network (185.139.208.1) All networks in Austria

IPv4 prefixes

All 1 prefix, in address order.

185.139.208.0/22

IPv6 prefixes

All 1 prefix.

2a07:1800::/29

Similar-sized networks in Austria

ASNNameIPv4 addresses

AS214118#255 LAGERMAX-AS Lagermax Lagerhaus und Speditions AG1,280

AS44399#256 FHOOE-AS FH OOe Studienbetriebs GmbH1,024

AS47373#257 GETZNER-AS Getzner Werkstoffe GmbH1,024

AS61075#259 ROCKETNG Rocket NG GmbH1,024

AS61155#260 CUBIT-AS CUBiT IT Solutions GmbH1,024

AS198694#261 datenstrom-as Datenstrom IT Dienstleistungen GmbH1,024

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