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AS5408 GR-NET National Infrastructures for Research and Technology S.A.

GR-NET National Infrastructures for Research and Technology S.A. · registered in Greece

IPv4 addresses179,71291 prefixes · 0.006% of announced IPv4
Rank in Greece#6largest network in GR by IPv4 space, of 228 · 3.19% of GR
Rank worldwide#1,172of 79,396 networks with IPv4
IPv67 x /32 (524,010 x /48)126 prefixes
CountryGreece234 ASNs registered there
Open AS5408 in ASN lookup Look up an IP in this network (37.32.128.1) All networks in Greece

IPv4 prefixes

All 91 prefixes, in address order.

  • 37.32.128.0/17
  • 44.31.164.0/24
  • 62.217.64.0/20
  • 62.217.80.0/22
  • 62.217.84.0/23
  • 62.217.86.0/23
  • 62.217.88.0/21
  • 62.217.96.0/20
  • 62.217.112.0/21
  • 62.217.120.0/22
  • 62.217.124.0/24
  • 62.217.125.0/24
  • 62.217.126.0/24
  • 62.217.127.0/24
  • 83.212.0.0/22
  • 83.212.4.0/23
  • 83.212.6.0/23
  • 83.212.8.0/21
  • 83.212.16.0/21
  • 83.212.24.0/22
  • 83.212.32.0/19
  • 83.212.68.0/22
  • 83.212.72.0/21
  • 83.212.80.0/21
  • 83.212.92.0/22
  • 83.212.96.0/19
  • 83.212.168.0/22
  • 83.212.172.0/22
  • 83.212.176.0/21
  • 83.212.200.0/22
  • 83.212.208.0/20
  • 83.212.224.0/21
  • 83.212.232.0/22
  • 83.212.240.0/21
  • 83.212.248.0/24
  • 83.212.251.0/24
  • 83.212.252.0/22
  • 91.227.108.0/24
  • 109.107.139.0/24
  • 143.233.68.0/24
  • 143.233.182.0/23
  • 143.233.184.0/22
  • 143.233.188.0/23
  • 143.233.204.0/24
  • 150.140.128.0/17
  • 185.5.76.0/22
  • 185.81.196.0/22
  • 193.105.109.0/24
  • 193.218.36.0/24
  • 193.218.124.0/23
  • 194.42.50.0/23
  • 194.42.52.0/23
  • 194.42.54.0/24
  • 194.177.192.0/24
  • 194.177.196.0/23
  • 194.177.200.0/21
  • 194.177.208.0/23
  • 194.177.210.0/23
  • 194.177.212.0/22
  • 194.177.216.0/21
  • 195.130.67.0/24
  • 195.130.68.0/22
  • 195.130.72.0/21
  • 195.130.80.0/20
  • 195.130.123.0/24
  • 195.251.0.0/23
  • 195.251.2.0/24
  • 195.251.3.0/24
  • 195.251.4.0/22
  • 195.251.8.0/21
  • 195.251.16.0/21
  • 195.251.24.0/22
  • 195.251.28.0/22
  • 195.251.33.0/24
  • 195.251.34.0/23
  • 195.251.38.0/23
  • 195.251.40.0/21
  • 195.251.49.0/24
  • 195.251.50.0/23
  • 195.251.52.0/22
  • 195.251.56.0/21
  • 195.251.96.0/22
  • 195.251.102.0/23
  • 195.251.104.0/22
  • 195.251.108.0/23
  • 195.251.112.0/21
  • 195.251.124.0/22
  • 195.251.128.0/20
  • 195.251.144.0/21
  • 195.251.176.0/21
  • 195.251.247.0/24

IPv6 prefixes

All 126 prefixes.

  • 2001:648::/35
  • 2001:648:2001::/48
  • 2001:648:2002::/47
  • 2001:648:2004::/46
  • 2001:648:2008::/45
  • 2001:648:2012::/47
  • 2001:648:2014::/46
  • 2001:648:2018::/45
  • 2001:648:2020::/43
  • 2001:648:2040::/42
  • 2001:648:2080::/41
  • 2001:648:2100::/43
  • 2001:648:2121::/48
  • 2001:648:2122::/47
  • 2001:648:2124::/46
  • 2001:648:2128::/45
  • 2001:648:2130::/44
  • 2001:648:2140::/42
  • 2001:648:2180::/41
  • 2001:648:2200::/41
  • 2001:648:2280::/43
  • 2001:648:22a0::/44
  • 2001:648:22b1::/48
  • 2001:648:22b2::/47
  • 2001:648:22b4::/46
  • 2001:648:22b8::/45
  • 2001:648:22c0::/42
  • 2001:648:2303::/48
  • 2001:648:2304::/46
  • 2001:648:2308::/45
  • 2001:648:2310::/44
  • 2001:648:2320::/44
  • 2001:648:2331::/48
  • 2001:648:2332::/47
  • 2001:648:2334::/46
  • 2001:648:2338::/45
  • 2001:648:2340::/42
  • 2001:648:2380::/41
  • 2001:648:2400::/43
  • 2001:648:2422::/47
  • 2001:648:2424::/46
  • 2001:648:2428::/45
  • 2001:648:2430::/44
  • 2001:648:2440::/42
  • 2001:648:2480::/43
  • 2001:648:24a1::/48
  • 2001:648:24a2::/47
  • 2001:648:24a4::/46
  • 2001:648:24a8::/45
  • 2001:648:24b0::/44
  • 2001:648:24c0::/42
  • 2001:648:2500::/41
  • 2001:648:2580::/42
  • 2001:648:25c0::/43
  • 2001:648:25e1::/48
  • 2001:648:25e2::/47
  • 2001:648:25e4::/46
  • 2001:648:25e8::/45
  • 2001:648:25f0::/44
  • 2001:648:2600::/39
  • 2001:648:2801::/48
  • 2001:648:2802::/47
  • 2001:648:2804::/46
  • 2001:648:2808::/45
  • 2001:648:2811::/48
  • 2001:648:2812::/47
  • 2001:648:2814::/46
  • 2001:648:2818::/45
  • 2001:648:2820::/43
  • 2001:648:2840::/42
  • 2001:648:2880::/41
  • 2001:648:2900::/42
  • 2001:648:2940::/43
  • 2001:648:2961::/48
  • 2001:648:2962::/47
  • 2001:648:2964::/46
  • 2001:648:2968::/45
  • 2001:648:2970::/44
  • 2001:648:2980::/41
  • 2001:648:2a00::/39
  • 2001:648:2c01::/48
  • 2001:648:2c02::/47
  • 2001:648:2c04::/46
  • 2001:648:2c08::/45
  • 2001:648:2c11::/48
  • 2001:648:2c12::/47
  • 2001:648:2c14::/46
  • 2001:648:2c18::/45
  • 2001:648:2c20::/44
  • 2001:648:2c31::/48
  • 2001:648:2c32::/47
  • 2001:648:2c34::/46
  • 2001:648:2c38::/45
  • 2001:648:2c40::/42
  • 2001:648:2c80::/42
  • 2001:648:2cc0::/43
  • 2001:648:2ce0::/45
  • 2001:648:2ce8::/46
  • 2001:648:2cec::/47
  • 2001:648:2cee::/48
  • 2001:648:2cf0::/44
  • 2001:648:2d00::/40
  • 2001:648:2e00::/48
  • 2001:648:2e02::/47
  • 2001:648:2e04::/46
  • 2001:648:2e08::/45
  • 2001:648:2e10::/44
  • 2001:648:2e20::/43
  • 2001:648:2e40::/42
  • 2001:648:2e81::/48
  • 2001:648:2e82::/47
  • 2001:648:2e84::/46
  • 2001:648:2e88::/45
  • 2001:648:2e90::/44
  • 2001:648:2ea0::/43
  • 2001:648:2ec0::/42
  • 2001:648:2f00::/40
  • 2001:648:3000::/38
  • 2001:648:3500::/40
  • 2001:648:3600::/39
  • 2001:648:3800::/37
  • 2001:648:4000::/34
  • 2001:648:8000::/33
  • 2001:649::/32
  • 2001:64a::/31
  • 2001:64c::/30

Similar-sized networks in Greece

ASNNameIPv4 addresses
AS1241#3 FORTHNET-GR Nova Telecommunications & Media Single Member S.A602,368
AS25472#4 WIND-AS Nova Telecommunications & Media Single Member S.A342,272
AS29247#5 COSMOTE-GR Ote SA (Hellenic Telecommunications Organisation)231,168
AS8248#7 GR-EDUNET Computer Technology Institute and Press "Diophantus"77,824
AS3260#8 INTRACOM Intracom Single Member S.A. Telecom Solutions66,560
AS8762#9 TEI-OF-CRETE-AS Hellenic Mediterranean University66,048

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