asn.dev

Address space

AS2510 INFOWEB FUJITSU LIMITED

IPv4 prefixes 237 1.49M addresses
IPv6 prefixes 30
Most common size /21 IPv4
Flagged 0

Shape

Prefix sizes

IPv4
/16
/16: 5
5
/17
/17: 10
10
/18
/18: 22
22
/19
/19: 27
27
/20
/20: 25
25
/21
/21: 41
41
/22
/22: 39
39
/23
/23: 34
34
/24
/24: 34
34

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
/38
/38: 2
2
/39
/39: 2
2
/40
/40: 2
2
/41
/41: 2
2
/42
/42: 2
2
/43
/43: 2
2
/44
/44: 1
1
/45
/45: 2
2
/46
/46: 3
3
/47
/47: 5
5
/48
/48: 3
3

Geography

Where the space lands

CountryNamePrefixes
JPJapan267

Inventory

All prefixes

267 total
PrefixFamilyAddressesCountryFlags
58.1.0.0/17IPv432,768JP
61.121.64.0/23IPv4512JP
61.121.67.0/24IPv4256JP
61.121.68.0/22IPv41,024JP
61.121.72.0/21IPv42,048JP
61.121.84.0/22IPv41,024JP
61.121.88.0/21IPv42,048JP
61.121.96.0/23IPv4512JP
61.121.100.0/22IPv41,024JP
61.121.104.0/21IPv42,048JP
61.121.112.0/21IPv42,048JP
61.121.120.0/22IPv41,024JP
61.124.64.0/18IPv416,384JP
61.124.128.0/17IPv432,768JP
61.210.0.0/18IPv416,384JP
61.210.128.0/19IPv48,192JP
61.210.168.0/21IPv42,048JP
61.210.176.0/20IPv44,096JP
61.210.192.0/18IPv416,384JP
111.64.64.0/20IPv44,096JP
111.64.80.0/21IPv42,048JP
111.64.96.0/19IPv48,192JP
111.64.128.0/17IPv432,768JP
111.171.128.0/22IPv41,024JP
111.171.135.0/24IPv4256JP
111.171.136.0/21IPv42,048JP
111.171.144.0/20IPv44,096JP
111.171.160.0/19IPv48,192JP
111.171.224.0/19IPv48,192JP
115.176.128.0/18IPv416,384JP
115.177.192.0/19IPv48,192JP
115.177.224.0/21IPv42,048JP
115.177.232.0/23IPv4512JP
115.177.238.0/23IPv4512JP
115.177.240.0/20IPv44,096JP
116.83.128.0/19IPv48,192JP
116.83.161.0/24IPv4256JP
116.83.165.0/24IPv4256JP
116.83.166.0/23IPv4512JP
116.83.168.0/21IPv42,048JP
116.83.176.0/21IPv42,048JP
116.83.192.0/18IPv416,384JP
121.93.192.0/18IPv416,384JP
121.94.64.0/21IPv42,048JP
121.94.72.0/22IPv41,024JP
121.94.76.0/23IPv4512JP
121.94.78.0/24IPv4256JP
121.94.83.0/24IPv4256JP
121.94.84.0/22IPv41,024JP
121.94.88.0/21IPv42,048JP
121.94.96.0/19IPv48,192JP
121.94.128.0/19IPv48,192JP
121.94.160.0/21IPv42,048JP
121.94.168.0/23IPv4512JP
121.94.170.0/24IPv4256JP
121.94.175.0/24IPv4256JP
121.94.176.0/20IPv44,096JP
121.94.192.0/20IPv44,096JP
121.94.208.0/22IPv41,024JP
121.94.212.0/24IPv4256JP
121.94.215.0/24IPv4256JP
121.94.216.0/21IPv42,048JP
121.94.224.0/19IPv48,192JP
121.95.64.0/19IPv48,192JP
121.95.96.0/22IPv41,024JP
121.95.102.0/23IPv4512JP
121.95.104.0/21IPv42,048JP
121.95.112.0/20IPv44,096JP
122.253.0.0/16IPv465,536JP
124.24.0.0/19IPv48,192JP
124.24.64.0/18IPv416,384JP
124.24.128.0/18IPv416,384JP
124.25.64.0/22IPv41,024JP
124.25.68.0/24IPv4256JP
124.25.73.0/24IPv4256JP
124.25.74.0/23IPv4512JP
124.25.76.0/22IPv41,024JP
124.25.80.0/20IPv44,096JP
124.25.96.0/19IPv48,192JP
125.0.64.0/19IPv48,192JP
125.0.96.0/20IPv44,096JP
125.0.112.0/21IPv42,048JP
125.0.120.0/22IPv41,024JP
125.0.124.0/23IPv4512JP
125.0.130.0/23IPv4512JP
125.0.132.0/22IPv41,024JP
125.0.136.0/21IPv42,048JP
125.0.148.0/22IPv41,024JP
125.0.152.0/21IPv42,048JP
125.0.160.0/19IPv48,192JP
125.0.192.0/19IPv48,192JP
125.0.224.0/20IPv44,096JP
125.0.240.0/22IPv41,024JP
125.0.248.0/21IPv42,048JP
125.1.0.0/19IPv48,192JP
125.1.32.0/20IPv44,096JP
125.1.48.0/22IPv41,024JP
125.1.56.0/21IPv42,048JP
125.1.64.0/21IPv42,048JP
125.1.72.0/22IPv41,024JP
125.1.76.0/24IPv4256JP
125.1.81.0/24IPv4256JP
125.1.82.0/23IPv4512JP
125.1.84.0/22IPv41,024JP
125.1.88.0/21IPv42,048JP
125.1.96.0/19IPv48,192JP
125.1.192.0/20IPv44,096JP
125.1.208.0/21IPv42,048JP
125.1.216.0/22IPv41,024JP
125.1.220.0/23IPv4512JP
125.1.226.0/23IPv4512JP
125.1.228.0/22IPv41,024JP
125.1.232.0/21IPv42,048JP
125.1.240.0/20IPv44,096JP
125.3.0.0/18IPv416,384JP
125.3.128.0/18IPv416,384JP
133.162.0.0/18IPv416,384JP
133.162.88.0/21IPv42,048JP
133.162.112.0/23IPv4512JP
133.162.122.0/23IPv4512JP
133.162.127.0/24IPv4256JP
133.162.128.0/24IPv4256JP
133.162.135.0/24IPv4256JP
133.162.136.0/22IPv41,024JP
133.162.160.0/20IPv44,096JP
133.162.178.0/23IPv4512JP
133.162.180.0/22IPv41,024JP
133.162.187.0/24IPv4256JP
133.162.189.0/24IPv4256JP
133.162.190.0/23IPv4512JP
133.162.228.0/23IPv4512JP
133.162.232.0/23IPv4512JP
133.162.235.0/24IPv4256JP
133.162.237.0/24IPv4256JP
133.162.238.0/23IPv4512JP
133.162.240.0/22IPv41,024JP
133.162.244.0/24IPv4256JP
133.162.246.0/23IPv4512JP
133.162.249.0/24IPv4256JP
133.162.250.0/23IPv4512JP
133.162.254.0/23IPv4512JP
133.163.0.0/16IPv465,536JP
163.59.0.0/16IPv465,536JP
164.69.0.0/16IPv465,536JP
164.70.24.0/21IPv42,048JP
164.70.32.0/19IPv48,192JP
164.71.0.0/16IPv465,536JP
175.179.0.0/18IPv416,384JP
175.179.128.0/17IPv432,768JP
175.184.0.0/20IPv44,096JP
175.184.48.0/20IPv44,096JP
175.184.64.0/19IPv48,192JP
175.184.96.0/20IPv44,096JP
175.184.112.0/21IPv42,048JP
175.184.123.0/24IPv4256JP
175.184.124.0/22IPv41,024JP
192.51.43.0/24IPv4256JP
202.219.128.0/17IPv432,768JP
202.208.32.0/19IPv48,192JP
202.216.192.0/20IPv44,096JP
202.216.208.0/21IPv42,048JP
202.219.0.0/19IPv48,192JP
202.219.32.0/20IPv44,096JP
202.219.48.0/21IPv42,048JP
202.219.56.0/22IPv41,024JP
202.219.60.0/23IPv4512JP
202.219.62.0/24IPv4256JP
202.219.64.0/18IPv416,384JP
202.233.192.0/18IPv416,384JP
202.237.114.0/24IPv4256JP
202.248.0.0/19IPv48,192JP
202.248.32.0/22IPv41,024JP
202.248.36.0/24IPv4256JP
202.248.38.0/23IPv4512JP
202.248.40.0/21IPv42,048JP
202.248.48.0/20IPv44,096JP
202.248.64.0/20IPv44,096JP
202.248.80.0/21IPv42,048JP
202.248.88.0/24IPv4256JP
202.248.90.0/23IPv4512JP
202.248.92.0/22IPv41,024JP
202.248.96.0/19IPv48,192JP
202.248.128.0/21IPv42,048JP
202.248.136.0/22IPv41,024JP
202.248.140.0/24IPv4256JP
202.248.142.0/23IPv4512JP
202.248.144.0/20IPv44,096JP
202.248.160.0/21IPv42,048JP
202.248.168.0/22IPv41,024JP
202.248.172.0/23IPv4512JP
202.248.174.0/24IPv4256JP
202.248.176.0/20IPv44,096JP
202.248.192.0/19IPv48,192JP
202.248.224.0/21IPv42,048JP
202.248.232.0/22IPv41,024JP
202.248.236.0/23IPv4512JP
202.248.240.0/20IPv44,096JP
202.250.232.0/24IPv4256JP
210.131.0.0/22IPv41,024JP
210.131.6.0/23IPv4512JP
210.131.8.0/21IPv42,048JP
210.131.20.0/22IPv41,024JP
210.131.24.0/21IPv42,048JP
210.131.32.0/19IPv48,192JP
210.131.64.0/18IPv416,384JP
210.157.64.0/21IPv42,048JP
210.157.72.0/22IPv41,024JP
210.157.76.0/23IPv4512JP
211.125.0.0/18IPv416,384JP
211.128.192.0/18IPv416,384JP
211.133.0.0/18IPv416,384JP
218.217.128.0/17IPv432,768JP
218.229.128.0/17IPv432,768JP
219.97.0.0/18IPv416,384JP
219.97.128.0/17IPv432,768JP
219.116.0.0/17IPv432,768JP
220.145.192.0/18IPv416,384JP
220.209.0.0/19IPv48,192JP
220.209.52.0/22IPv41,024JP
220.209.56.0/21IPv42,048JP
220.209.64.0/21IPv42,048JP
220.209.75.0/24IPv4256JP
220.209.76.0/22IPv41,024JP
220.209.80.0/20IPv44,096JP
220.209.96.0/19IPv48,192JP
220.209.128.0/17IPv432,768JP
222.158.0.0/18IPv416,384JP
222.158.128.0/18IPv416,384JP
222.158.192.0/22IPv41,024JP
222.158.200.0/22IPv41,024JP
222.158.204.0/24IPv4256JP
222.158.222.0/23IPv4512JP
222.158.224.0/21IPv42,048JP
222.158.232.0/22IPv41,024JP
222.158.240.0/22IPv41,024JP
222.158.246.0/23IPv4512JP
222.158.248.0/21IPv42,048JP
2001:258::/33IPv6—JP
2001:258:8000::/38IPv6—JP
2001:258:8400::/39IPv6—JP
2001:258:8601::/48IPv6—JP
2001:258:8602::/47IPv6—JP
2001:258:8604::/46IPv6—JP
2001:258:860a::/47IPv6—JP
2001:258:860c::/46IPv6—JP
2001:258:8610::/47IPv6—JP
2001:258:8612::/48IPv6—JP
2001:258:8614::/48IPv6—JP
2001:258:8616::/47IPv6—JP
2001:258:8618::/45IPv6—JP
2001:258:8620::/43IPv6—JP
2001:258:8640::/42IPv6—JP
2001:258:8680::/41IPv6—JP
2001:258:8700::/40IPv6—JP
2001:258:8802::/47IPv6—JP
2001:258:8804::/46IPv6—JP
2001:258:8808::/45IPv6—JP
2001:258:8810::/44IPv6—JP
2001:258:8820::/43IPv6—JP
2001:258:8840::/42IPv6—JP
2001:258:8880::/41IPv6—JP
2001:258:8900::/40IPv6—JP
2001:258:8a00::/39IPv6—JP
2001:258:8c00::/38IPv6—JP
2001:258:9000::/36IPv6—JP
2001:258:a000::/35IPv6—JP
2001:258:c000::/34IPv6—JP