asn.dev

Address space

AS3477 NOAA-NWAVE

IPv4 prefixes 93 321K addresses
IPv6 prefixes 38
Most common size /24 IPv4
Flagged 0

Shape

Prefix sizes

IPv4
/16
/16: 2
2
/18
/18: 3
3
/19
/19: 7
7
/20
/20: 9
9
/21
/21: 9
9
/22
/22: 9
9
/23
/23: 21
21
/24
/24: 33
33

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
/31
/31: 2
2
/32
/32: 3
3
/33
/33: 1
1
/34
/34: 1
1
/35
/35: 1
1
/36
/36: 1
1
/37
/37: 1
1
/38
/38: 1
1
/39
/39: 3
3
/40
/40: 2
2
/41
/41: 2
2
/42
/42: 2
2
/43
/43: 4
4
/44
/44: 6
6
/45
/45: 2
2
/46
/46: 3
3
/48
/48: 3
3

Geography

Where the space lands

CountryNamePrefixes
USUnited States of America131

Inventory

All prefixes

131 total
PrefixFamilyAddressesCountryFlags
137.75.64.0/20IPv44,096US
137.75.80.0/23IPv4512US
137.75.82.0/24IPv4256US
137.75.83.0/24IPv4256US
137.75.84.0/22IPv41,024US
137.75.88.0/21IPv42,048US
137.75.96.0/21IPv42,048US
137.75.104.0/23IPv4512US
137.75.106.0/24IPv4256US
137.75.107.0/24IPv4256US
137.75.108.0/22IPv41,024US
137.75.112.0/21IPv42,048US
137.75.120.0/23IPv4512US
137.75.123.0/24IPv4256US
137.75.224.0/22IPv41,024US
140.90.0.0/20IPv44,096US
140.90.16.0/21IPv42,048US
140.90.24.0/22IPv41,024US
140.90.28.0/24IPv4256US
140.90.29.0/24IPv4256US
140.90.30.0/23IPv4512US
140.90.32.0/19IPv48,192US
140.90.64.0/19IPv48,192US
140.90.96.0/22IPv41,024US
140.90.100.0/23IPv4512US
140.90.102.0/23IPv4512US
140.90.104.0/21IPv42,048US
140.90.112.0/20IPv44,096US
140.90.128.0/19IPv48,192US
140.90.160.0/20IPv44,096US
140.90.176.0/21IPv42,048US
140.90.184.0/22IPv41,024US
140.90.188.0/23IPv4512US
140.90.190.0/24IPv4256US
140.90.191.0/24IPv4256US
140.90.192.0/18IPv416,384US
140.172.0.0/16IPv465,536US
140.208.192.0/20IPv44,096US
140.208.252.0/23IPv4512US
140.208.254.0/23IPv4512US
151.207.8.0/23IPv4512US
151.207.12.0/23IPv4512US
155.206.0.0/16IPv465,536US
161.55.0.0/19IPv48,192US
161.55.32.0/20IPv44,096US
161.55.48.0/21IPv42,048US
161.55.56.0/23IPv4512US
161.55.58.0/23IPv4512US
161.55.60.0/22IPv41,024US
161.55.64.0/18IPv416,384US
161.55.128.0/18IPv416,384US
161.55.192.0/19IPv48,192US
161.55.224.0/24IPv4256US
161.55.225.0/24IPv4256US
161.55.226.0/23IPv4512US
161.55.228.0/22IPv41,024US
161.55.232.0/21IPv42,048US
161.55.240.0/20IPv44,096US
165.92.182.0/24IPv4256US
165.92.184.0/24IPv4256US
165.92.186.0/23IPv4512US
165.92.188.0/24IPv4256US
165.92.222.0/24IPv4256US
192.35.128.0/23IPv4512US
192.58.1.0/24IPv4256US
192.58.2.0/23IPv4512US
192.67.97.0/24IPv4256US
192.67.134.0/24IPv4256US
192.94.173.0/24IPv4256US
192.111.123.0/24IPv4256US
192.133.29.0/24IPv4256US
192.153.129.0/24IPv4256US
198.51.11.0/24IPv4256US
198.180.147.0/24IPv4256US
198.206.32.0/19IPv48,192US
199.104.104.0/24IPv4256US
199.242.231.0/24IPv4256US
199.242.232.0/23IPv4512US
204.145.202.0/24IPv4256US
204.193.241.0/24IPv4256US
204.193.242.0/23IPv4512US
204.193.244.0/22IPv41,024US
204.228.175.0/24IPv4256US
204.228.176.0/20IPv44,096US
205.156.0.0/19IPv48,192US
205.156.32.0/20IPv44,096US
205.156.48.0/21IPv42,048US
205.156.61.0/24IPv4256US
205.156.62.0/23IPv4512US
205.159.118.0/24IPv4256US
205.166.33.0/24IPv4256US
205.167.24.0/23IPv4512US
206.197.238.0/24IPv4256US
2601:a000::/32IPv6—US
2601:a002::/42IPv6—US
2601:a002:40::/43IPv6—US
2601:a002:60::/43IPv6—US
2601:a002:80::/41IPv6—US
2601:a002:100::/40IPv6—US
2601:a002:200::/39IPv6—US
2601:a002:400::/38IPv6—US
2601:a002:800::/37IPv6—US
2601:a002:1000::/36IPv6—US
2601:a002:2000::/35IPv6—US
2601:a002:4000::/34IPv6—US
2601:a002:8000::/33IPv6—US
2601:a004::/31IPv6—US
2601:a008::/32IPv6—US
2601:a010::/32IPv6—US
2601:a012::/31IPv6—US
2602:810:d004::/46IPv6—US
2607:9bc0:1010::/44IPv6—US
2607:9bc0:1020::/43IPv6—US
2610:20:8040::/44IPv6—US
2610:20:8800::/46IPv6—US
2610:20:8808::/45IPv6—US
2610:20:8810::/44IPv6—US
2610:20:8820::/43IPv6—US
2610:20:8840::/42IPv6—US
2610:20:8880::/41IPv6—US
2610:20:8900::/40IPv6—US
2610:20:8a00::/39IPv6—US
2610:20:8c00::/44IPv6—US
2610:20:8c20::/44IPv6—US
2610:20:9008::/45IPv6—US
2610:20:90a0::/44IPv6—US
2610:20:90e2::/48IPv6—US
2610:20:9124::/48IPv6—US
2610:20:9147::/48IPv6—US
2610:20:9200::/39IPv6—US
2620:12e:b000::/46IPv6—US