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IPv4 prefixes
AS11939
MATHWORKS
Unclassified
APNIC
Overview
Prefixes
39
Peering
Exchanges
Security
Graph
Shape and geography
IPv4 prefixes
39
IPv6 prefixes
0
Inventory
IPv4 prefixes
39 announced · 65.54K addresses
Filter this page
Prefix
Addresses
Country
RPKI
IRR
Flags
144.212.0.0/19
8,192
US
—
—
144.212.32.0/20
4,096
US
—
—
144.212.48.0/23
512
US
—
—
144.212.50.0/24
256
US
No ROA
IRR covering
144.212.51.0/24
256
US
—
—
144.212.52.0/22
1,024
US
—
—
144.212.56.0/21
2,048
US
—
—
144.212.64.0/19
8,192
US
—
—
144.212.96.0/22
1,024
US
—
—
144.212.100.0/24
256
US
No ROA
IRR covering
144.212.101.0/24
256
US
—
—
144.212.102.0/23
512
US
—
—
144.212.104.0/21
2,048
US
—
—
144.212.112.0/20
4,096
US
—
—
144.212.128.0/24
256
US
No ROA
IRR covering
144.212.129.0/24
256
US
—
—
144.212.130.0/23
512
US
—
—
144.212.132.0/22
1,024
US
—
—
144.212.136.0/22
1,024
US
—
—
144.212.140.0/22
1,024
US
—
—
144.212.144.0/20
4,096
US
—
—
144.212.160.0/19
8,192
US
—
—
144.212.192.0/23
512
US
No ROA
IRR
144.212.194.0/23
512
US
—
—
144.212.196.0/22
1,024
US
—
—
144.212.200.0/21
2,048
US
—
—
144.212.208.0/20
4,096
US
—
—
144.212.224.0/22
1,024
US
—
—
144.212.228.0/23
512
US
No ROA
IRR
144.212.230.0/23
512
US
—
—
144.212.232.0/21
2,048
US
—
—
144.212.240.0/22
1,024
US
—
—
144.212.244.0/24
256
US
No ROA
IRR
144.212.245.0/24
256
US
—
—
144.212.246.0/23
512
US
—
—
144.212.248.0/24
256
US
No ROA
IRR
144.212.249.0/24
256
US
—
—
144.212.250.0/23
512
US
—
—
144.212.252.0/22
1,024
US
—
—