asn.dev

Address space

AS3257 GTT-BACKBONE GTT

IPv4 prefixes 3,718 4.50M addresses
IPv6 prefixes 209
Most common size /24 IPv4
Flagged 0

Shape

Prefix sizes

IPv4
/14
/14: 1
1
/16
/16: 4
4
/17
/17: 5
5
/18
/18: 29
29
/19
/19: 72
72
/20
/20: 145
145
/21
/21: 300
300
/22
/22: 663
663
/23
/23: 865
865
/24
/24: 1,634
1,634

How this network carves its IPv4 space. A wall of /24s usually means many small customer assignments or fine-grained traffic engineering; a few short prefixes means large contiguous allocations announced whole.

Shape

Prefix sizes

IPv6
/29
/29: 5
5
/30
/30: 2
2
/31
/31: 3
3
/32
/32: 25
25
/33
/33: 7
7
/34
/34: 6
6
/35
/35: 8
8
/36
/36: 6
6
/37
/37: 10
10
/38
/38: 9
9
/39
/39: 11
11
/40
/40: 11
11
/41
/41: 9
9
/42
/42: 11
11
/43
/43: 10
10
/44
/44: 11
11
/45
/45: 13
13
/46
/46: 14
14
/47
/47: 13
13
/48
/48: 25
25

Geography

Where the space lands

CountryNamePrefixes
USUnited States of America3,927

Inventory

All prefixes

showing 400 of 3,927
PrefixFamilyAddressesCountryFlags
2.56.236.0/22IPv41,024US
2.58.75.0/24IPv4256US
5.83.96.0/21IPv42,048US
5.178.16.0/21IPv42,048US
5.180.4.0/22IPv41,024US
5.252.77.0/24IPv4256US
5.253.202.0/24IPv4256US
8.19.112.0/24IPv4256US
8.19.203.0/24IPv4256US
8.31.122.0/24IPv4256US
8.35.16.0/21IPv42,048US
8.35.24.0/22IPv41,024US
8.35.28.0/23IPv4512US
8.35.30.0/24IPv4256US
8.35.31.0/24IPv4256US
8.37.186.0/24IPv4256US
13.143.232.0/24IPv4256US
23.27.8.0/24IPv4256US
23.184.144.0/24IPv4256US
23.230.1.0/24IPv4256US
23.230.64.0/24IPv4256US
23.230.121.0/24IPv4256US
23.230.186.0/24IPv4256US
23.230.234.0/23IPv4512US
23.231.111.0/24IPv4256US
23.231.115.0/24IPv4256US
23.231.120.0/24IPv4256US
23.234.128.0/20IPv44,096US
23.234.156.0/22IPv41,024US
31.58.131.0/24IPv4256US
31.58.139.0/24IPv4256US
31.58.169.0/24IPv4256US
31.58.221.0/24IPv4256US
31.58.222.0/24IPv4256US
37.1.152.0/21IPv42,048US
37.252.30.0/24IPv4256US
38.72.160.0/19IPv48,192US
38.188.202.0/24IPv4256US
38.244.113.0/24IPv4256US
38.244.114.0/23IPv4512US
38.244.121.0/24IPv4256US
38.244.126.0/24IPv4256US
45.8.164.0/22IPv41,024US
45.38.206.0/24IPv4256US
45.38.234.0/24IPv4256US
45.39.66.0/24IPv4256US
45.39.77.0/24IPv4256US
45.39.95.0/24IPv4256US
45.39.161.0/24IPv4256US
45.39.174.0/24IPv4256US
45.41.12.0/22IPv41,024US
45.41.60.0/22IPv41,024US
45.41.132.0/22IPv41,024US
45.41.136.0/22IPv41,024US
45.41.144.0/22IPv41,024US
45.41.164.0/22IPv41,024US
45.41.174.0/23IPv4512US
45.41.180.0/23IPv4512US
45.56.128.0/22IPv41,024US
45.56.136.0/23IPv4512US
45.56.140.0/22IPv41,024US
45.56.146.0/24IPv4256US
45.56.148.0/22IPv41,024US
45.56.152.0/21IPv42,048US
45.56.160.0/23IPv4512US
45.56.168.0/22IPv41,024US
45.56.176.0/22IPv41,024US
45.56.180.0/24IPv4256US
45.56.182.0/23IPv4512US
45.61.64.0/22IPv41,024US
45.61.102.0/23IPv4512US
45.61.115.0/24IPv4256US
45.86.16.0/22IPv41,024US
45.93.47.0/24IPv4256US
45.95.23.0/24IPv4256US
45.136.88.0/24IPv4256US
45.137.30.0/24IPv4256US
45.152.20.0/23IPv4512US
45.170.12.0/24IPv4256US
45.190.64.0/22IPv41,024US
45.199.149.0/24IPv4256US
45.238.156.0/22IPv41,024US
46.19.50.0/23IPv4512US
46.19.52.0/22IPv41,024US
46.33.64.0/21IPv42,048US
46.33.72.0/22IPv41,024US
46.33.76.0/23IPv4512US
46.33.78.0/23IPv4512US
46.33.80.0/20IPv44,096US
46.34.1.0/24IPv4256US
46.34.2.0/24IPv4256US
46.34.4.0/22IPv41,024US
46.34.8.0/22IPv41,024US
46.34.14.0/23IPv4512US
46.34.17.0/24IPv4256US
46.34.20.0/22IPv41,024US
46.34.24.0/21IPv42,048US
46.202.54.0/24IPv4256US
46.202.56.0/24IPv4256US
50.2.45.0/24IPv4256US
50.2.170.0/24IPv4256US
52.119.96.0/24IPv4256US
62.3.61.0/24IPv4256US
62.41.0.0/23IPv4512US
62.41.3.0/24IPv4256US
62.41.4.0/22IPv41,024US
62.41.8.0/23IPv4512US
62.41.11.0/24IPv4256US
62.41.12.0/22IPv41,024US
62.41.16.0/22IPv41,024US
62.41.22.0/23IPv4512US
62.41.24.0/23IPv4512US
62.41.32.0/24IPv4256US
62.41.37.0/24IPv4256US
62.41.56.0/23IPv4512US
62.41.58.0/24IPv4256US
62.41.61.0/24IPv4256US
62.41.62.0/23IPv4512US
62.41.64.0/23IPv4512US
62.41.68.0/22IPv41,024US
62.41.72.0/21IPv42,048US
62.41.80.0/22IPv41,024US
62.41.84.0/23IPv4512US
62.41.102.0/24IPv4256US
62.41.160.0/24IPv4256US
62.50.0.0/23IPv4512US
62.50.2.0/23IPv4512US
62.50.4.0/22IPv41,024US
62.50.8.0/21IPv42,048US
62.50.16.0/20IPv44,096US
62.50.32.0/19IPv48,192US
62.50.64.0/21IPv42,048US
62.50.72.0/22IPv41,024US
62.50.76.0/23IPv4512US
62.50.78.0/23IPv4512US
62.50.80.0/20IPv44,096US
62.50.128.0/21IPv42,048US
62.50.136.0/22IPv41,024US
62.50.147.0/24IPv4256US
62.50.148.0/22IPv41,024US
62.50.152.0/21IPv42,048US
62.93.160.0/22IPv41,024US
62.93.168.0/21IPv42,048US
62.93.180.0/22IPv41,024US
62.93.184.0/21IPv42,048US
62.105.216.0/23IPv4512US
62.105.220.0/22IPv41,024US
62.105.224.0/19IPv48,192US
62.132.0.0/24IPv4256US
62.132.24.0/23IPv4512US
62.132.28.0/24IPv4256US
62.132.42.0/23IPv4512US
62.132.114.0/24IPv4256US
62.192.111.0/24IPv4256US
62.192.112.0/24IPv4256US
62.217.0.0/24IPv4256US
62.217.2.0/23IPv4512US
62.217.4.0/23IPv4512US
62.217.6.0/24IPv4256US
62.217.8.0/21IPv42,048US
62.217.24.0/21IPv42,048US
63.133.128.0/19IPv48,192US
63.133.160.0/22IPv41,024US
63.133.164.0/24IPv4256US
63.133.166.0/23IPv4512US
63.133.168.0/21IPv42,048US
63.133.176.0/20IPv44,096US
63.141.192.0/20IPv44,096US
63.141.216.0/22IPv41,024US
63.141.220.0/23IPv4512US
63.141.223.0/24IPv4256US
63.208.76.0/22IPv41,024US
63.210.98.0/23IPv4512US
63.215.126.0/24IPv4256US
63.239.116.0/23IPv4512US
63.250.96.0/19IPv48,192US
64.6.160.0/21IPv42,048US
64.6.168.0/22IPv41,024US
64.6.172.0/23IPv4512US
64.6.184.0/21IPv42,048US
64.7.0.0/24IPv4256US
64.7.2.0/23IPv4512US
64.7.5.0/24IPv4256US
64.7.6.0/23IPv4512US
64.7.10.0/23IPv4512US
64.7.12.0/22IPv41,024US
64.7.16.0/20IPv44,096US
64.8.254.0/24IPv4256US
64.20.0.0/22IPv41,024US
64.20.6.0/24IPv4256US
64.20.9.0/24IPv4256US
64.20.11.0/24IPv4256US
64.32.144.0/22IPv41,024US
64.32.148.0/24IPv4256US
64.32.150.0/23IPv4512US
64.32.160.0/23IPv4512US
64.32.162.0/24IPv4256US
64.32.164.0/22IPv41,024US
64.32.176.0/23IPv4512US
64.32.178.0/24IPv4256US
64.32.188.0/23IPv4512US
64.32.190.0/24IPv4256US
64.50.128.0/21IPv42,048US
64.50.192.0/21IPv42,048US
64.51.0.0/22IPv41,024US
64.51.8.0/22IPv41,024US
64.51.20.0/22IPv41,024US
64.51.24.0/23IPv4512US
64.51.26.0/24IPv4256US
64.51.32.0/21IPv42,048US
64.51.40.0/21IPv42,048US
64.51.48.0/20IPv44,096US
64.51.64.0/18IPv416,384US
64.51.128.0/18IPv416,384US
64.51.192.0/19IPv48,192US
64.51.225.0/24IPv4256US
64.51.227.0/24IPv4256US
64.51.228.0/22IPv41,024US
64.51.236.0/22IPv41,024US
64.51.240.0/20IPv44,096US
64.57.129.0/24IPv4256US
64.57.130.0/23IPv4512US
64.57.132.0/22IPv41,024US
64.74.175.0/24IPv4256US
64.81.0.0/20IPv44,096US
64.81.16.0/22IPv41,024US
64.81.20.0/24IPv4256US
64.81.21.0/24IPv4256US
64.81.22.0/23IPv4512US
64.81.24.0/23IPv4512US
64.81.28.0/23IPv4512US
64.81.31.0/24IPv4256US
64.81.32.0/21IPv42,048US
64.81.40.0/22IPv41,024US
64.81.44.0/24IPv4256US
64.81.46.0/23IPv4512US
64.81.48.0/20IPv44,096US
64.81.64.0/21IPv42,048US
64.81.76.0/23IPv4512US
64.81.78.0/24IPv4256US
64.81.80.0/20IPv44,096US
64.81.96.0/20IPv44,096US
64.81.118.0/23IPv4512US
64.81.120.0/22IPv41,024US
64.81.124.0/23IPv4512US
64.81.126.0/24IPv4256US
64.81.128.0/20IPv44,096US
64.81.144.0/21IPv42,048US
64.81.152.0/22IPv41,024US
64.81.156.0/23IPv4512US
64.81.158.0/24IPv4256US
64.81.160.0/23IPv4512US
64.81.163.0/24IPv4256US
64.81.165.0/24IPv4256US
64.81.166.0/23IPv4512US
64.81.169.0/24IPv4256US
64.81.170.0/24IPv4256US
64.81.176.0/24IPv4256US
64.81.186.0/24IPv4256US
64.81.191.0/24IPv4256US
64.93.0.0/21IPv42,048US
64.93.8.0/23IPv4512US
64.93.10.0/24IPv4256US
64.93.12.0/23IPv4512US
64.93.16.0/24IPv4256US
64.93.36.0/22IPv41,024US
64.93.52.0/22IPv41,024US
64.93.56.0/22IPv41,024US
64.105.0.0/22IPv41,024US
64.105.8.0/22IPv41,024US
64.105.16.0/22IPv41,024US
64.105.20.0/23IPv4512US
64.105.23.0/24IPv4256US
64.105.24.0/21IPv42,048US
64.105.32.0/21IPv42,048US
64.105.40.0/23IPv4512US
64.105.42.0/24IPv4256US
64.105.44.0/22IPv41,024US
64.105.48.0/23IPv4512US
64.105.50.0/24IPv4256US
64.105.51.0/24IPv4256US
64.105.52.0/22IPv41,024US
64.105.56.0/21IPv42,048US
64.105.73.0/24IPv4256US
64.105.96.0/23IPv4512US
64.105.100.0/22IPv41,024US
64.105.104.0/22IPv41,024US
64.105.108.0/24IPv4256US
64.105.120.0/22IPv41,024US
64.105.124.0/24IPv4256US
64.105.132.0/24IPv4256US
64.105.152.0/24IPv4256US
64.105.156.0/24IPv4256US
64.105.159.0/24IPv4256US
64.105.163.0/24IPv4256US
64.105.172.0/24IPv4256US
64.105.179.0/24IPv4256US
64.105.189.0/24IPv4256US
64.105.197.0/24IPv4256US
64.105.199.0/24IPv4256US
64.105.202.0/24IPv4256US
64.105.204.0/24IPv4256US
64.105.255.0/24IPv4256US
64.130.240.0/20IPv44,096US
64.139.10.0/24IPv4256US
64.144.16.0/24IPv4256US
64.144.112.0/20IPv44,096US
64.144.128.0/20IPv44,096US
64.144.160.0/19IPv48,192US
64.144.227.0/24IPv4256US
64.145.6.0/23IPv4512US
64.145.11.0/24IPv4256US
64.145.96.0/22IPv41,024US
64.145.100.0/24IPv4256US
64.145.102.0/23IPv4512US
64.145.104.0/24IPv4256US
64.145.107.0/24IPv4256US
64.145.108.0/22IPv41,024US
64.145.112.0/22IPv41,024US
64.145.116.0/23IPv4512US
64.145.118.0/24IPv4256US
64.145.120.0/21IPv42,048US
64.204.6.0/24IPv4256US
64.204.9.0/24IPv4256US
64.204.10.0/23IPv4512US
64.204.13.0/24IPv4256US
64.204.15.0/24IPv4256US
64.204.17.0/24IPv4256US
64.204.18.0/24IPv4256US
64.204.20.0/24IPv4256US
64.204.24.0/22IPv41,024US
64.204.34.0/24IPv4256US
64.204.37.0/24IPv4256US
64.204.38.0/24IPv4256US
64.204.42.0/24IPv4256US
64.204.56.0/24IPv4256US
64.204.61.0/24IPv4256US
64.204.62.0/24IPv4256US
64.204.64.0/24IPv4256US
64.204.70.0/24IPv4256US
64.204.80.0/24IPv4256US
64.204.82.0/24IPv4256US
64.204.88.0/23IPv4512US
64.204.98.0/24IPv4256US
64.204.107.0/24IPv4256US
64.204.112.0/24IPv4256US
64.204.117.0/24IPv4256US
64.204.118.0/24IPv4256US
64.204.125.0/24IPv4256US
64.204.126.0/24IPv4256US
64.204.129.0/24IPv4256US
64.204.131.0/24IPv4256US
64.204.132.0/22IPv41,024US
64.204.137.0/24IPv4256US
64.204.138.0/24IPv4256US
64.204.167.0/24IPv4256US
64.204.177.0/24IPv4256US
64.204.179.0/24IPv4256US
64.204.181.0/24IPv4256US
64.204.183.0/24IPv4256US
64.204.191.0/24IPv4256US
64.204.214.0/24IPv4256US
64.204.224.0/24IPv4256US
64.204.227.0/24IPv4256US
64.204.229.0/24IPv4256US
64.204.255.0/24IPv4256US
64.205.0.0/20IPv44,096US
64.205.32.0/22IPv41,024US
64.205.40.0/22IPv41,024US
64.205.52.0/22IPv41,024US
64.205.60.0/22IPv41,024US
64.205.64.0/18IPv416,384US
64.205.132.0/22IPv41,024US
64.205.140.0/22IPv41,024US
64.205.148.0/22IPv41,024US
64.205.181.0/24IPv4256US
64.205.184.0/22IPv41,024US
64.205.192.0/21IPv42,048US
64.205.202.0/24IPv4256US
64.205.207.0/24IPv4256US
64.205.208.0/22IPv41,024US
64.205.216.0/22IPv41,024US
64.205.226.0/23IPv4512US
64.205.228.0/22IPv41,024US
64.205.240.0/20IPv44,096US
64.235.226.0/24IPv4256US
64.235.233.0/24IPv4256US
64.235.237.0/24IPv4256US
65.85.2.0/24IPv4256US
65.86.0.0/19IPv48,192US
65.86.36.0/22IPv41,024US
65.86.44.0/22IPv41,024US
65.86.52.0/22IPv41,024US
65.86.56.0/22IPv41,024US
65.86.60.0/22IPv41,024US
65.86.64.0/19IPv48,192US
65.86.96.0/21IPv42,048US
65.86.112.0/20IPv44,096US
65.86.128.0/21IPv42,048US
65.86.148.0/23IPv4512US

Capped at 400 rows to keep the page a sane size. The filter searches only what is rendered.