asn.dev

Address space

AS8070 MICROSOFT-CORP-MSN-AS-BLOCK

IPv4 prefixes 28 1.07M addresses
IPv6 prefixes 12
Most common size /24 IPv4
Flagged 0

Shape

Prefix sizes

IPv4
/14
/14: 1
1
/15
/15: 6
6
/19
/19: 1
1
/20
/20: 1
1
/21
/21: 2
2
/22
/22: 5
5
/23
/23: 3
3
/24
/24: 9
9

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
/35
/35: 2
2
/38
/38: 1
1
/40
/40: 2
2
/47
/47: 2
2
/48
/48: 5
5

Geography

Where the space lands

CountryNamePrefixes
USUnited States of America40

Inventory

All prefixes

40 total
PrefixFamilyAddressesCountryFlags
20.34.0.0/15IPv4131,072US
20.140.0.0/15IPv4131,072US
20.158.0.0/15IPv4131,072US
51.54.0.0/15IPv4131,072US
52.126.0.0/15IPv4131,072US
57.16.0.0/14IPv4262,144US
62.10.0.0/15IPv4131,072US
64.40.141.0/24IPv4256US
97.107.239.0/24IPv4256US
131.253.72.0/22IPv41,024US
131.253.80.0/20IPv44,096US
131.253.112.0/21IPv42,048US
131.253.120.0/22IPv41,024US
137.70.156.0/24IPv4256US
137.70.158.0/24IPv4256US
152.228.48.0/23IPv4512US
165.159.132.0/22IPv41,024US
165.159.136.0/22IPv41,024US
165.159.188.0/22IPv41,024US
170.85.197.0/24IPv4256US
170.85.198.0/24IPv4256US
195.134.224.0/19IPv48,192US
199.15.136.0/23IPv4512US
199.15.138.0/24IPv4256US
199.34.97.0/24IPv4256US
204.13.120.0/21IPv42,048US
206.41.48.0/24IPv4256US
208.68.130.0/23IPv4512US
2001:489a:2000::/35IPv6—US
2001:489a:4000::/35IPv6—US
2601:9200:c001::/48IPv6—US
2601:9200:c003::/48IPv6—US
2601:9200:c004::/48IPv6—US
2603:1063:300::/40IPv6—US
2603:1063:2100::/40IPv6—US
2603:1063:7c00::/38IPv6—US
2605:4300:3601::/48IPv6—US
2606:e540:c02::/47IPv6—US
2607:9240::/47IPv6—US
2607:9240:2::/48IPv6—US