asn.dev

Address space

AS1637 DNIC-AS-01637

IPv4 prefixes 130 201K addresses
IPv6 prefixes 1
Most common size /24 IPv4
Flagged 0

Shape

Prefix sizes

IPv4
/18
/18: 2
2
/19
/19: 5
5
/20
/20: 8
8
/21
/21: 21
21
/22
/22: 25
25
/23
/23: 34
34
/24
/24: 35
35

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
/48
/48: 1
1

Geography

Where the space lands

CountryNamePrefixes
USUnited States of America131

Inventory

All prefixes

131 total
PrefixFamilyAddressesCountryFlags
6.16.88.0/23IPv4512US
6.134.24.0/22IPv41,024US
143.46.0.0/22IPv41,024US
143.46.4.0/23IPv4512US
143.46.6.0/23IPv4512US
143.46.8.0/21IPv42,048US
143.46.16.0/20IPv44,096US
143.46.32.0/21IPv42,048US
143.46.40.0/21IPv42,048US
143.46.48.0/22IPv41,024US
143.46.52.0/23IPv4512US
143.46.54.0/23IPv4512US
143.46.56.0/22IPv41,024US
143.46.60.0/24IPv4256US
143.46.61.0/24IPv4256US
143.46.62.0/23IPv4512US
143.46.64.0/19IPv48,192US
143.46.96.0/21IPv42,048US
143.46.104.0/22IPv41,024US
143.46.108.0/23IPv4512US
143.46.110.0/24IPv4256US
143.46.111.0/24IPv4256US
143.46.112.0/20IPv44,096US
143.46.128.0/21IPv42,048US
143.46.136.0/21IPv42,048US
143.46.144.0/21IPv42,048US
143.46.152.0/22IPv41,024US
143.46.156.0/23IPv4512US
143.46.158.0/24IPv4256US
143.46.159.0/24IPv4256US
143.46.160.0/23IPv4512US
143.46.162.0/23IPv4512US
143.46.164.0/22IPv41,024US
143.46.168.0/21IPv42,048US
143.46.176.0/21IPv42,048US
143.46.184.0/22IPv41,024US
143.46.188.0/23IPv4512US
143.46.190.0/24IPv4256US
143.46.191.0/24IPv4256US
143.46.192.0/23IPv4512US
143.46.194.0/23IPv4512US
143.46.196.0/24IPv4256US
143.46.197.0/24IPv4256US
143.46.198.0/23IPv4512US
143.46.200.0/21IPv42,048US
143.46.208.0/23IPv4512US
143.46.210.0/24IPv4256US
143.46.211.0/24IPv4256US
143.46.212.0/22IPv41,024US
143.46.216.0/21IPv42,048US
143.46.224.0/22IPv41,024US
143.46.228.0/23IPv4512US
143.46.230.0/23IPv4512US
143.46.232.0/21IPv42,048US
143.46.240.0/24IPv4256US
143.46.241.0/24IPv4256US
143.46.242.0/23IPv4512US
143.46.244.0/22IPv41,024US
143.46.248.0/22IPv41,024US
143.46.252.0/23IPv4512US
143.46.254.0/23IPv4512US
143.68.152.0/21IPv42,048US
147.248.24.0/24IPv4256US
155.5.0.0/20IPv44,096US
155.5.16.0/23IPv4512US
155.5.18.0/24IPv4256US
155.5.19.0/24IPv4256US
155.5.20.0/22IPv41,024US
155.5.24.0/21IPv42,048US
155.5.32.0/22IPv41,024US
155.5.36.0/22IPv41,024US
155.5.40.0/21IPv42,048US
155.5.48.0/24IPv4256US
155.5.49.0/24IPv4256US
155.5.50.0/23IPv4512US
155.5.52.0/22IPv41,024US
155.5.56.0/21IPv42,048US
155.5.64.0/19IPv48,192US
155.5.96.0/20IPv44,096US
155.5.112.0/22IPv41,024US
155.5.116.0/24IPv4256US
155.5.117.0/24IPv4256US
155.5.118.0/23IPv4512US
155.5.120.0/21IPv42,048US
155.5.128.0/20IPv44,096US
155.5.144.0/20IPv44,096US
155.5.160.0/19IPv48,192US
155.5.192.0/18IPv416,384US
155.6.0.0/19IPv48,192US
155.6.32.0/22IPv41,024US
155.6.36.0/23IPv4512US
155.6.38.0/23IPv4512US
155.6.40.0/21IPv42,048US
155.6.48.0/24IPv4256US
155.6.49.0/24IPv4256US
155.6.50.0/23IPv4512US
155.6.52.0/23IPv4512US
155.6.54.0/23IPv4512US
155.6.56.0/21IPv42,048US
155.6.64.0/19IPv48,192US
155.6.96.0/23IPv4512US
155.6.98.0/24IPv4256US
155.6.99.0/24IPv4256US
155.6.100.0/22IPv41,024US
155.6.104.0/21IPv42,048US
155.6.112.0/20IPv44,096US
155.6.128.0/18IPv416,384US
155.6.192.0/23IPv4512US
155.6.194.0/24IPv4256US
155.6.195.0/24IPv4256US
155.6.196.0/22IPv41,024US
155.6.200.0/24IPv4256US
155.6.201.0/24IPv4256US
155.6.202.0/23IPv4512US
155.6.204.0/22IPv41,024US
155.6.208.0/23IPv4512US
155.6.210.0/24IPv4256US
155.6.211.0/24IPv4256US
155.6.212.0/22IPv41,024US
155.6.216.0/22IPv41,024US
155.6.220.0/24IPv4256US
155.6.221.0/24IPv4256US
155.6.222.0/23IPv4512US
155.6.224.0/20IPv44,096US
155.6.240.0/22IPv41,024US
155.6.244.0/22IPv41,024US
155.6.248.0/21IPv42,048US
155.20.102.0/23IPv4512US
155.20.105.0/24IPv4256US
155.20.109.0/24IPv4256US
2608:c141:30::/48IPv6—US