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AS8437
AS8437 UTA-AS Hutchison Drei Austria GmbH
UTA-AS Hutchison Drei Austria GmbH · registered in Austria
IPv4 addresses 550,399 95 prefixes · 0.018% of announced IPv4
Rank in Austria #4 largest network in AT by IPv4 space, of 619 · 5.32% of AT
Rank worldwide #535 of 79,396 networks with IPv4
IPv6 2 x /32 (131,072 x /48) 64 prefixes
Country Austria 646 ASNs registered there
IPv4 prefixes
All 95 prefixes, in address order.
46.57.0.0/17 62.116.0.0/19 62.116.64.0/18 62.218.0.0/19 62.218.32.0/22 62.218.36.0/22 62.218.40.0/21 62.218.48.0/20 62.218.64.0/18 62.218.128.0/19 62.218.160.0/21 62.218.168.0/22 62.218.172.0/24 62.218.174.0/23 62.218.176.0/22 62.218.180.0/22 62.218.184.0/21 62.218.192.0/21 62.218.200.0/23 62.218.202.0/24 62.218.203.0/24 62.218.204.0/23 62.218.206.0/23 62.218.208.0/20 62.218.224.0/19 77.118.0.0/21 77.118.8.0/22 77.118.12.0/23 77.118.14.0/24 77.118.15.0/24 77.118.16.0/23 77.118.18.0/23 77.118.20.0/22 77.118.24.0/21 77.118.32.0/21 77.118.40.0/21 77.118.48.0/20 77.118.64.0/18 77.118.128.0/20 77.118.144.0/20 77.118.160.0/19 77.118.192.0/18 77.119.64.0/19 77.119.96.0/22 77.119.100.0/22 77.119.104.0/21 77.119.112.0/22 77.119.116.0/22 77.119.120.0/21 78.142.128.0/18 81.189.0.0/16 86.59.0.0/20 86.59.16.0/22 86.59.20.0/24 86.59.21.0/27 86.59.21.32/30 86.59.21.36/31 86.59.21.39/32 86.59.21.40/29 86.59.21.48/28 86.59.21.64/26 86.59.21.128/25 86.59.22.0/23 86.59.24.0/21 86.59.32.0/19 86.59.64.0/18 91.186.128.0/19 91.199.5.0/24 91.199.145.0/24 91.220.2.0/24 178.114.0.0/17 178.114.128.0/18 178.114.192.0/21 178.114.200.0/21 178.114.208.0/20 178.114.224.0/19 178.115.96.0/23 178.115.98.0/24 178.115.99.0/24 178.115.100.0/22 178.115.104.0/21 178.115.112.0/20 185.245.65.0/24 188.118.192.0/18 193.25.199.0/24 193.164.15.0/24 194.62.237.0/24 195.70.224.0/19 195.96.0.0/19 195.248.32.0/19 212.27.64.0/18 212.152.128.0/17 213.90.0.0/17 213.129.224.0/19 213.235.192.0/18
IPv6 prefixes
All 64 prefixes.
2001:858::/32 2001:938::/35 2001:938:2000::/42 2001:938:2040::/45 2001:938:2048::/45 2001:938:2050::/44 2001:938:2060::/43 2001:938:2080::/41 2001:938:2100::/40 2001:938:2200::/39 2001:938:2400::/38 2001:938:2800::/37 2001:938:3000::/36 2001:938:4000::/48 2001:938:4001::/48 2001:938:4002::/47 2001:938:4004::/48 2001:938:4005::/48 2001:938:4006::/47 2001:938:4008::/45 2001:938:4010::/47 2001:938:4012::/47 2001:938:4014::/48 2001:938:4015::/48 2001:938:4016::/47 2001:938:4018::/45 2001:938:4020::/45 2001:938:4028::/46 2001:938:402c::/47 2001:938:402e::/48 2001:938:402f::/48 2001:938:4030::/47 2001:938:4032::/48 2001:938:4033::/48 2001:938:4034::/47 2001:938:4036::/48 2001:938:4037::/48 2001:938:4038::/47 2001:938:403a::/48 2001:938:403b::/48 2001:938:403c::/46 2001:938:4040::/46 2001:938:4044::/48 2001:938:4045::/48 2001:938:4046::/48 2001:938:4047::/48 2001:938:4048::/45 2001:938:4050::/45 2001:938:4058::/48 2001:938:4059::/48 2001:938:405a::/48 2001:938:405b::/48 2001:938:405c::/48 2001:938:405d::/48 2001:938:405e::/47 2001:938:4060::/43 2001:938:4080::/41 2001:938:4100::/40 2001:938:4200::/39 2001:938:4400::/38 2001:938:4800::/37 2001:938:5000::/36 2001:938:6000::/35 2001:938:8000::/33
Similar-sized networks in Austria
ASN Name IPv4 addresses
AS8447 #1 A1TELEKOM-AT A1 Telekom Austria AG2,743,808
AS8412 #2 TMA T-Mobile Austria GmbH1,554,176
AS25255 #3 H3G-Austria-AS Hutchison Drei Austria GmbH575,232
AS1853 #5 ACOnet - ACONET334,080
AS8445 #6 SALZBURG-AG-AS SALZBURG AG fur Energie, Verkehr und Telekommunikation249,600
AS8339 #7 KABSI-AS kabelplus GmbH242,688
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