asn.dev

Address space

AS7522 STCN STNet, Incorporated

IPv4 prefixes 51 595K addresses
IPv6 prefixes 1
Most common size /20 IPv4
Flagged 0

Shape

Prefix sizes

IPv4
/16
/16: 4
4
/17
/17: 2
2
/18
/18: 3
3
/19
/19: 16
16
/20
/20: 20
20
/21
/21: 1
1
/22
/22: 2
2
/23
/23: 1
1
/24
/24: 2
2

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

Geography

Where the space lands

CountryNamePrefixes
JPJapan52

Inventory

All prefixes

52 total
PrefixFamilyAddressesCountryFlags
27.120.144.0/20IPv44,096JP
27.120.160.0/20IPv44,096JP
27.133.48.0/20IPv44,096JP
27.134.128.0/19IPv48,192JP
27.134.160.0/20IPv44,096JP
36.52.96.0/20IPv44,096JP
36.53.240.0/20IPv44,096JP
59.156.144.0/20IPv44,096JP
61.206.0.0/20IPv44,096JP
61.215.240.0/20IPv44,096JP
101.1.128.0/17IPv432,768JP
103.3.12.0/22IPv41,024JP
110.2.192.0/19IPv48,192JP
115.30.128.0/17IPv432,768JP
115.31.0.0/18IPv416,384JP
119.150.0.0/19IPv48,192JP
119.150.240.0/20IPv44,096JP
122.129.160.0/19IPv48,192JP
122.145.48.0/20IPv44,096JP
122.145.64.0/19IPv48,192JP
122.145.96.0/20IPv44,096JP
122.248.64.0/19IPv48,192JP
123.230.0.0/16IPv465,536JP
123.254.0.0/18IPv416,384JP
125.215.64.0/18IPv416,384JP
133.123.0.0/16IPv465,536JP
150.52.0.0/16IPv465,536JP
175.103.224.0/19IPv48,192JP
183.176.0.0/16IPv465,536JP
202.11.160.0/22IPv41,024JP
202.67.16.0/20IPv44,096JP
202.70.208.0/20IPv44,096JP
202.84.80.0/20IPv44,096JP
202.240.176.0/23IPv4512JP
202.243.187.0/24IPv4256JP
202.246.114.0/24IPv4256JP
202.255.16.0/21IPv42,048JP
203.112.32.0/19IPv48,192JP
203.139.192.0/19IPv48,192JP
210.142.224.0/19IPv48,192JP
210.157.224.0/19IPv48,192JP
210.159.176.0/20IPv44,096JP
211.7.224.0/19IPv48,192JP
211.132.64.0/19IPv48,192JP
218.40.112.0/20IPv44,096JP
218.231.48.0/20IPv44,096JP
219.106.160.0/20IPv44,096JP
219.109.96.0/19IPv48,192JP
219.124.160.0/19IPv48,192JP
220.150.48.0/20IPv44,096JP
220.208.0.0/19IPv48,192JP
2001:318::/32IPv6JP