Address space

AS18068 ACROSS Dream Wave Shizuoka Co. Ltd.

IPv4 prefixes 34 48.64K addresses

IPv6 prefixes 2

Most common size /22 IPv4

Flagged 0

Shape

Prefix sizes

IPv4

/20

/21

/22

/23

/24

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

/40

Geography

Where the space lands

Country	Name	Prefixes
JP	Japan	36

Inventory

All prefixes

36 total

Prefix	Family	Addresses	Country
27.100.8.0/24	IPv4	256	JP
27.100.10.0/23	IPv4	512	JP
27.100.28.0/22	IPv4	1,024	JP
43.229.244.0/22	IPv4	1,024	JP
45.113.4.0/22	IPv4	1,024	JP
49.143.240.0/24	IPv4	256	JP
49.143.242.0/23	IPv4	512	JP
49.143.244.0/22	IPv4	1,024	JP
59.153.204.0/22	IPv4	1,024	JP
103.40.96.0/22	IPv4	1,024	JP
103.48.136.0/22	IPv4	1,024	JP
103.225.144.0/22	IPv4	1,024	JP
103.240.116.0/22	IPv4	1,024	JP
103.243.152.0/22	IPv4	1,024	JP
119.82.8.0/21	IPv4	2,048	JP
133.88.0.0/20	IPv4	4,096	JP
133.88.16.0/22	IPv4	1,024	JP
137.59.232.0/22	IPv4	1,024	JP
157.119.64.0/22	IPv4	1,024	JP
180.222.32.0/20	IPv4	4,096	JP
180.222.48.0/22	IPv4	1,024	JP
180.222.56.0/21	IPv4	2,048	JP
202.43.96.0/22	IPv4	1,024	JP
202.94.176.0/22	IPv4	1,024	JP
202.94.180.0/23	IPv4	512	JP
202.94.184.0/21	IPv4	2,048	JP
202.94.192.0/22	IPv4	1,024	JP
202.94.196.0/22	IPv4	1,024	JP
202.94.200.0/21	IPv4	2,048	JP
202.94.208.0/20	IPv4	4,096	JP
218.223.64.0/20	IPv4	4,096	JP
218.223.80.0/22	IPv4	1,024	JP
218.223.84.0/23	IPv4	512	JP
218.223.88.0/21	IPv4	2,048	JP
2403:9c00::/32	IPv6	—	JP
2405:25c0:a300::/40	IPv6	—	JP