asn.dev

Address space

AS1251 FUNDACAO DE AMPARO A PESQUISA DO ESTADO SAO PAULO

IPv4 prefixes 49 122K addresses
IPv6 prefixes 1
Most common size /23 IPv4
Flagged 0

Shape

Prefix sizes

IPv4
/16
/16: 1
1
/20
/20: 5
5
/21
/21: 8
8
/22
/22: 9
9
/23
/23: 13
13
/24
/24: 13
13

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
/32: 1
1

Geography

Where the space lands

CountryNamePrefixes
BRBrazil50

Inventory

All prefixes

50 total
PrefixFamilyAddressesCountryFlags
143.108.0.0/16IPv465,536BR
200.6.42.0/24IPv4256BR
200.10.178.0/23IPv4512BR
200.18.48.0/22IPv41,024BR
200.18.52.0/24IPv4256BR
200.18.54.0/23IPv4512BR
200.18.56.0/21IPv42,048BR
200.18.110.0/23IPv4512BR
200.18.240.0/21IPv42,048BR
200.18.248.0/22IPv41,024BR
200.18.252.0/24IPv4256BR
200.18.253.0/24IPv4256BR
200.18.254.0/23IPv4512BR
200.19.88.0/21IPv42,048BR
200.19.224.0/22IPv41,024BR
200.19.228.0/23IPv4512BR
200.136.16.0/21IPv42,048BR
200.136.24.0/22IPv41,024BR
200.136.28.0/22IPv41,024BR
200.136.32.0/20IPv44,096BR
200.136.48.0/24IPv4256BR
200.136.50.0/23IPv4512BR
200.136.55.0/24IPv4256BR
200.136.56.0/21IPv42,048BR
200.136.64.0/20IPv44,096BR
200.136.80.0/21IPv42,048BR
200.136.88.0/24IPv4256BR
200.136.89.0/24IPv4256BR
200.136.90.0/23IPv4512BR
200.136.92.0/22IPv41,024BR
200.136.104.0/22IPv41,024BR
200.136.108.0/23IPv4512BR
200.136.110.0/24IPv4256BR
200.136.160.0/20IPv44,096BR
200.136.176.0/24IPv4256BR
200.136.182.0/23IPv4512BR
200.136.184.0/22IPv41,024BR
200.144.32.0/20IPv44,096BR
200.144.64.0/21IPv42,048BR
200.144.78.0/23IPv4512BR
200.144.81.0/24IPv4256BR
200.144.82.0/23IPv4512BR
200.144.84.0/22IPv41,024BR
200.144.88.0/23IPv4512BR
200.144.90.0/24IPv4256BR
200.144.95.0/24IPv4256BR
200.144.118.0/23IPv4512BR
200.144.120.0/21IPv42,048BR
200.144.128.0/20IPv44,096BR
2001:12d8::/32IPv6—BR