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AS5403 AS5403 APA-IT Informations Technologie G.m.b.H

AS5403 APA-IT Informations Technologie G.m.b.H · registered in Austria

IPv4 addresses87,55268 prefixes · 0.003% of announced IPv4
Rank in Austria#13largest network in AT by IPv4 space, of 619 · 0.85% of AT
Rank worldwide#2,041of 79,396 networks with IPv4
IPv68 x /32 (524,288 x /48)1 prefixes
CountryAustria646 ASNs registered there
Open AS5403 in ASN lookup Look up an IP in this network (185.85.28.1) All networks in Austria

IPv4 prefixes

All 68 prefixes, in address order.

  • 185.85.28.0/23
  • 185.85.30.0/23
  • 192.5.162.0/24
  • 192.111.104.0/24
  • 192.152.54.0/24
  • 192.164.176.0/22
  • 192.164.180.0/24
  • 192.164.181.0/24
  • 192.164.182.0/23
  • 192.164.184.0/21
  • 192.164.192.0/20
  • 193.186.0.0/24
  • 193.186.188.0/22
  • 194.107.60.0/22
  • 194.107.64.0/22
  • 194.107.68.0/23
  • 194.158.128.0/22
  • 194.158.132.0/24
  • 194.158.133.0/24
  • 194.158.134.0/23
  • 194.158.136.0/21
  • 194.158.144.0/20
  • 194.232.0.0/19
  • 194.232.32.0/21
  • 194.232.40.0/23
  • 194.232.42.0/24
  • 194.232.43.0/24
  • 194.232.44.0/22
  • 194.232.48.0/24
  • 194.232.49.0/24
  • 194.232.50.0/23
  • 194.232.52.0/22
  • 194.232.56.0/21
  • 194.232.64.0/23
  • 194.232.66.0/24
  • 194.232.67.0/24
  • 194.232.68.0/23
  • 194.232.70.0/23
  • 194.232.72.0/24
  • 194.232.73.0/24
  • 194.232.74.0/23
  • 194.232.76.0/22
  • 194.232.80.0/20
  • 194.232.96.0/21
  • 194.232.104.0/24
  • 194.232.105.0/24
  • 194.232.106.0/23
  • 194.232.108.0/22
  • 194.232.112.0/24
  • 194.232.113.0/24
  • 194.232.114.0/23
  • 194.232.116.0/24
  • 194.232.117.0/24
  • 194.232.118.0/23
  • 194.232.120.0/21
  • 194.232.128.0/20
  • 194.232.144.0/20
  • 194.232.160.0/19
  • 194.232.192.0/23
  • 194.232.194.0/24
  • 194.232.195.0/24
  • 194.232.196.0/22
  • 194.232.200.0/24
  • 194.232.201.0/24
  • 194.232.202.0/23
  • 194.232.204.0/22
  • 194.232.208.0/20
  • 194.232.224.0/19

IPv6 prefixes

All 1 prefix.

  • 2a01:468::/29

Similar-sized networks in Austria

ASNNameIPv4 addresses
AS760#10 UniVie - Vienna University99,584
AS42473#11 AS-ANEXIA Anexia Cloud Solutions GmbH94,464
AS8387#12 T-SYSTEMS-AT Deutsche Telekom Global Business Solutions GmbH91,648
AS1764#14 NEXTLAYER-AS Next Layer Telekommunikationsdienstleistungs- und Beratungs GmbH81,152
AS8245#15 VIDEOBROADCAST-AS Video-Broadcast GmbH75,776
AS8562#16 LICPLUS-AS A1 Telekom Austria AG75,776

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