Address space

AS10370 NORTHWEST-AIRLINES

IPv4 prefixes 34 130K addresses

IPv6 prefixes 0

Most common size /23 IPv4

Flagged 0

Shape

Prefix sizes

IPv4

/17

/18

/19

/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.

Geography

Where the space lands

Country	Name	Prefixes
US	United States of America	34

Inventory

All prefixes

34 total

Prefix	Family	Addresses	Country
139.72.0.0/19	IPv4	8,192	US
139.72.32.0/24	IPv4	256	US
139.72.33.0/24	IPv4	256	US
139.72.34.0/23	IPv4	512	US
139.72.36.0/22	IPv4	1,024	US
139.72.40.0/21	IPv4	2,048	US
139.72.48.0/21	IPv4	2,048	US
139.72.56.0/23	IPv4	512	US
139.72.58.0/23	IPv4	512	US
139.72.60.0/22	IPv4	1,024	US
139.72.64.0/18	IPv4	16,384	US
139.72.128.0/20	IPv4	4,096	US
139.72.144.0/21	IPv4	2,048	US
139.72.152.0/22	IPv4	1,024	US
139.72.156.0/23	IPv4	512	US
139.72.159.0/24	IPv4	256	US
139.72.160.0/21	IPv4	2,048	US
139.72.169.0/24	IPv4	256	US
139.72.170.0/23	IPv4	512	US
139.72.172.0/22	IPv4	1,024	US
139.72.176.0/20	IPv4	4,096	US
139.72.192.0/23	IPv4	512	US
139.72.195.0/24	IPv4	256	US
139.72.196.0/22	IPv4	1,024	US
139.72.200.0/21	IPv4	2,048	US
139.72.208.0/20	IPv4	4,096	US
139.72.224.0/19	IPv4	8,192	US
147.118.0.0/17	IPv4	32,768	US
147.118.128.0/18	IPv4	16,384	US
147.118.192.0/19	IPv4	8,192	US
147.118.224.0/20	IPv4	4,096	US
147.118.240.0/21	IPv4	2,048	US
147.118.248.0/22	IPv4	1,024	US
147.118.252.0/23	IPv4	512	US