asn.dev

Address space

AS237 MERIT-AS-14

IPv4 prefixes 132 2.21M addresses
IPv6 prefixes 33
Most common size /24 IPv4
Flagged 7

Shape

Prefix sizes

IPv4
/14
/14: 1
1
/15
/15: 2
2
/16
/16: 14
14
/17
/17: 9
9
/18
/18: 17
17
/19
/19: 12
12
/20
/20: 11
11
/21
/21: 13
13
/22
/22: 11
11
/23
/23: 16
16
/24
/24: 19
19
/25
/25: 2
2
/26
/26: 1
1
/27
/27: 1
1
/28
/28: 1
1
/29
/29: 1
1
/30
/30: 1
1

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
/32
/32: 1
1
/33
/33: 1
1
/35
/35: 2
2
/36
/36: 1
1
/37
/37: 3
3
/38
/38: 3
3
/39
/39: 3
3
/40
/40: 5
5
/41
/41: 1
1
/42
/42: 1
1
/43
/43: 1
1
/44
/44: 2
2
/46
/46: 2
2
/47
/47: 2
2
/48
/48: 5
5

Geography

Where the space lands

CountryNamePrefixes
USUnited States of America165

Review

Flagged prefixes

7 of 165
PrefixFamilyAddressesCountryFlags
198.111.181.128/25IPv4128USToo specific
207.72.112.0/27IPv432USToo specific
207.72.112.32/28IPv416USToo specific
207.72.112.52/30IPv44USToo specific
207.72.112.56/29IPv48USToo specific
207.72.112.64/26IPv464USToo specific
207.72.112.128/25IPv4128USToo specific

A flag is an observation, not an accusation. Very large and very specific prefixes are both legitimate in the right context.

Inventory

All prefixes

165 total
PrefixFamilyAddressesCountryFlags
23.135.208.0/24IPv4256US
35.16.0.0/16IPv465,536US
35.24.0.0/15IPv4131,072US
35.33.0.0/18IPv416,384US
35.33.96.0/19IPv48,192US
35.34.0.0/18IPv416,384US
35.37.0.0/16IPv465,536US
35.38.0.0/16IPv465,536US
35.39.0.0/20IPv44,096US
35.39.16.0/21IPv42,048US
35.39.24.0/21IPv42,048US
35.39.32.0/19IPv48,192US
35.39.64.0/19IPv48,192US
35.39.128.0/17IPv432,768US
35.40.0.0/16IPv465,536US
35.46.0.0/17IPv432,768US
35.50.0.0/17IPv432,768US
35.58.0.0/16IPv465,536US
35.62.0.0/21IPv42,048US
35.62.9.0/24IPv4256US
35.62.10.0/23IPv4512US
35.62.28.0/22IPv41,024US
35.62.32.0/19IPv48,192US
35.62.64.0/18IPv416,384US
35.62.128.0/17IPv432,768US
35.63.0.0/16IPv465,536US
35.64.0.0/14IPv4262,144US
35.68.0.0/15IPv4131,072US
35.70.0.0/16IPv465,536US
35.71.0.0/18IPv416,384US
74.115.236.0/23IPv4512US
141.210.0.0/18IPv416,384US
141.210.64.0/18IPv416,384US
141.210.128.0/17IPv432,768US
141.217.0.0/16IPv465,536US
141.218.0.0/21IPv42,048US
141.218.8.0/22IPv41,024US
141.218.12.0/22IPv41,024US
141.218.16.0/20IPv44,096US
141.218.32.0/19IPv48,192US
141.218.64.0/18IPv416,384US
141.218.128.0/18IPv416,384US
141.218.192.0/19IPv48,192US
141.218.224.0/22IPv41,024US
141.218.228.0/23IPv4512US
141.218.230.0/23IPv4512US
141.218.232.0/21IPv42,048US
141.218.240.0/20IPv44,096US
148.61.0.0/16IPv465,536US
161.133.0.0/23IPv4512US
161.133.2.0/24IPv4256US
161.133.3.0/24IPv4256US
161.133.4.0/22IPv41,024US
161.133.8.0/21IPv42,048US
161.133.16.0/20IPv44,096US
161.133.32.0/19IPv48,192US
161.133.64.0/18IPv416,384US
161.133.128.0/23IPv4512US
161.133.130.0/23IPv4512US
161.133.132.0/22IPv41,024US
161.133.136.0/21IPv42,048US
161.133.144.0/20IPv44,096US
161.133.160.0/19IPv48,192US
161.133.192.0/18IPv416,384US
163.253.36.0/22IPv41,024US
164.76.0.0/17IPv432,768US
164.76.128.0/18IPv416,384US
164.76.192.0/18IPv416,384US
192.35.170.0/24IPv4256US
192.41.229.0/24IPv4256US
192.41.234.0/23IPv4512US
192.88.242.0/24IPv4256US
192.122.182.0/23IPv4512US
192.122.184.0/21IPv42,048US
192.122.200.0/24IPv4256US
192.138.137.0/24IPv4256US
192.160.192.0/24IPv4256US
192.160.204.0/24IPv4256US
192.188.100.0/24IPv4256US
192.203.195.0/24IPv4256US
192.245.252.0/24IPv4256US
192.245.254.0/24IPv4256US
198.17.130.0/23IPv4512US
198.17.132.0/23IPv4512US
198.108.0.0/21IPv42,048US
198.108.16.0/20IPv44,096US
198.108.32.0/19IPv48,192US
198.108.64.0/18IPv416,384US
198.108.128.0/21IPv42,048US
198.108.136.0/22IPv41,024US
198.108.142.0/23IPv4512US
198.108.144.0/20IPv44,096US
198.108.160.0/19IPv48,192US
198.108.192.0/18IPv416,384US
198.109.0.0/16IPv465,536US
198.110.0.0/16IPv465,536US
198.111.0.0/17IPv432,768US
198.111.128.0/19IPv48,192US
198.111.160.0/20IPv44,096US
198.111.176.0/22IPv41,024US
198.111.180.0/24IPv4256US
198.111.181.128/25IPv4128USToo specific
198.111.182.0/23IPv4512US
198.111.184.0/21IPv42,048US
198.111.192.0/18IPv416,384US
204.38.0.0/16IPv465,536US
204.39.195.0/24IPv4256US
206.201.157.0/24IPv4256US
207.72.0.0/18IPv416,384US
207.72.64.0/19IPv48,192US
207.72.96.0/20IPv44,096US
207.72.112.0/27IPv432USToo specific
207.72.112.32/28IPv416USToo specific
207.72.112.52/30IPv44USToo specific
207.72.112.56/29IPv48USToo specific
207.72.112.64/26IPv464USToo specific
207.72.112.128/25IPv4128USToo specific
207.72.113.0/24IPv4256US
207.72.114.0/23IPv4512US
207.72.116.0/22IPv41,024US
207.72.120.0/21IPv42,048US
207.72.128.0/17IPv432,768US
207.73.0.0/16IPv465,536US
207.74.0.0/16IPv465,536US
207.75.0.0/17IPv432,768US
207.75.128.0/20IPv44,096US
207.75.160.0/22IPv41,024US
207.75.164.0/23IPv4512US
207.75.166.0/23IPv4512US
207.75.168.0/21IPv42,048US
207.75.176.0/20IPv44,096US
207.75.192.0/18IPv416,384US
2001:468:2620::/48IPv6—US
2001:468:26e1::/48IPv6—US
2001:48a8::/37IPv6—US
2001:48a8:800::/40IPv6—US
2001:48a8:900::/40IPv6—US
2001:48a8:a00::/39IPv6—US
2001:48a8:c00::/38IPv6—US
2001:48a8:1000::/36IPv6—US
2001:48a8:2000::/35IPv6—US
2001:48a8:4000::/35IPv6—US
2001:48a8:6000::/37IPv6—US
2001:48a8:6800::/41IPv6—US
2001:48a8:6880::/42IPv6—US
2001:48a8:68c0::/43IPv6—US
2001:48a8:68e0::/44IPv6—US
2001:48a8:68f0::/46IPv6—US
2001:48a8:68f4::/47IPv6—US
2001:48a8:68f6::/48IPv6—US
2001:48a8:68f8::/46IPv6—US
2001:48a8:68fc::/48IPv6—US
2001:48a8:68fe::/47IPv6—US
2001:48a8:6900::/40IPv6—US
2001:48a8:6a00::/39IPv6—US
2001:48a8:6c00::/38IPv6—US
2001:48a8:7000::/37IPv6—US
2001:48a8:7800::/40IPv6—US
2001:48a8:7900::/40IPv6—US
2001:48a8:7a00::/39IPv6—US
2001:48a8:7c00::/38IPv6—US
2001:48a8:8000::/33IPv6—US
2606:9700::/32IPv6—US
2607:ff30:1110::/48IPv6—US
2620:13f:6000::/44IPv6—US