asn.dev

Address space

AS131965 XSERVER Xserver Inc.

IPv4 prefixes 39 165K addresses
IPv6 prefixes 9
Most common size /20 IPv4
Flagged 0

Shape

Prefix sizes

IPv4
/17
/17: 1
1
/18
/18: 3
3
/19
/19: 3
3
/20
/20: 9
9
/21
/21: 5
5
/22
/22: 8
8
/23
/23: 3
3
/24
/24: 7
7

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
/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: 1
1
/40
/40: 2
2

Geography

Where the space lands

CountryNamePrefixes
JPJapan48

Inventory

All prefixes

48 total
PrefixFamilyAddressesCountryFlags
85.131.192.0/18IPv416,384JP
103.3.0.0/22IPv41,024JP
103.54.156.0/22IPv41,024JP
103.141.96.0/23IPv4512JP
120.136.8.0/21IPv42,048JP
153.115.0.0/17IPv432,768JP
153.115.128.0/18IPv416,384JP
153.115.192.0/20IPv44,096JP
153.115.208.0/20IPv44,096JP
153.115.224.0/19IPv48,192JP
157.112.144.0/20IPv44,096JP
157.112.176.0/20IPv44,096JP
162.43.0.0/18IPv416,384JP
162.43.64.0/19IPv48,192JP
162.43.96.0/20IPv44,096JP
162.43.112.0/21IPv42,048JP
162.43.120.0/21IPv42,048JP
175.28.4.0/22IPv41,024JP
183.90.224.0/19IPv48,192JP
183.181.78.0/23IPv4512JP
183.181.80.0/21IPv42,048JP
183.181.88.0/22IPv41,024JP
183.181.92.0/24IPv4256JP
183.181.93.0/24IPv4256JP
183.181.94.0/24IPv4256JP
183.181.95.0/24IPv4256JP
183.181.96.0/22IPv41,024JP
202.210.8.0/24IPv4256JP
202.226.36.0/22IPv41,024JP
202.233.64.0/22IPv41,024JP
202.237.154.0/24IPv4256JP
202.240.141.0/24IPv4256JP
202.254.232.0/21IPv42,048JP
210.131.208.0/20IPv44,096JP
210.157.78.0/23IPv4512JP
220.158.16.0/20IPv44,096JP
222.228.0.0/20IPv44,096JP
222.228.64.0/20IPv44,096JP
223.27.68.0/22IPv41,024JP
2400:b1a0::/39IPv6—JP
2400:b1a0:200::/40IPv6—JP
2400:b1a0:300::/40IPv6—JP
2400:b1a0:400::/38IPv6—JP
2400:b1a0:800::/37IPv6—JP
2400:b1a0:1000::/36IPv6—JP
2400:b1a0:2000::/35IPv6—JP
2400:b1a0:4000::/34IPv6—JP
2400:b1a0:8000::/33IPv6—JP