asn.dev

Address space

AS28571 UNIVERSIDADE DE SAO PAULO

IPv4 prefixes 73 163K addresses
IPv6 prefixes 70
Most common size /24 IPv4
Flagged 0

Shape

Prefix sizes

IPv4
/17
/17: 1
1
/18
/18: 1
1
/19
/19: 4
4
/20
/20: 9
9
/21
/21: 9
9
/22
/22: 12
12
/23
/23: 15
15
/24
/24: 22
22

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
/34
/34: 1
1
/35
/35: 3
3
/36
/36: 3
3
/37
/37: 3
3
/38
/38: 3
3
/39
/39: 3
3
/40
/40: 3
3
/41
/41: 1
1
/42
/42: 4
4
/43
/43: 6
6
/44
/44: 5
5
/45
/45: 7
7
/46
/46: 7
7
/47
/47: 7
7
/48
/48: 14
14

Geography

Where the space lands

CountryNamePrefixes
BRBrazil143

Inventory

All prefixes

143 total
PrefixFamilyAddressesCountryFlags
143.107.0.0/22IPv41,024BR
143.107.4.0/22IPv41,024BR
143.107.8.0/24IPv4256BR
143.107.9.0/24IPv4256BR
143.107.10.0/23IPv4512BR
143.107.12.0/23IPv4512BR
143.107.14.0/24IPv4256BR
143.107.15.0/24IPv4256BR
143.107.16.0/21IPv42,048BR
143.107.24.0/22IPv41,024BR
143.107.28.0/22IPv41,024BR
143.107.32.0/21IPv42,048BR
143.107.40.0/22IPv41,024BR
143.107.44.0/23IPv4512BR
143.107.46.0/23IPv4512BR
143.107.48.0/20IPv44,096BR
143.107.64.0/24IPv4256BR
143.107.65.0/24IPv4256BR
143.107.66.0/23IPv4512BR
143.107.68.0/22IPv41,024BR
143.107.72.0/21IPv42,048BR
143.107.80.0/21IPv42,048BR
143.107.88.0/24IPv4256BR
143.107.89.0/24IPv4256BR
143.107.90.0/23IPv4512BR
143.107.92.0/22IPv41,024BR
143.107.96.0/19IPv48,192BR
143.107.128.0/20IPv44,096BR
143.107.144.0/21IPv42,048BR
143.107.152.0/23IPv4512BR
143.107.154.0/24IPv4256BR
143.107.155.0/24IPv4256BR
143.107.156.0/22IPv41,024BR
143.107.160.0/20IPv44,096BR
143.107.176.0/22IPv41,024BR
143.107.180.0/22IPv41,024BR
143.107.184.0/21IPv42,048BR
143.107.192.0/19IPv48,192BR
143.107.224.0/20IPv44,096BR
143.107.240.0/21IPv42,048BR
143.107.248.0/24IPv4256BR
143.107.249.0/24IPv4256BR
143.107.250.0/23IPv4512BR
143.107.252.0/23IPv4512BR
143.107.254.0/24IPv4256BR
143.107.255.0/24IPv4256BR
177.90.32.0/19IPv48,192BR
177.90.64.0/18IPv416,384BR
177.90.128.0/17IPv432,768BR
200.9.95.0/24IPv4256BR
200.17.16.0/20IPv44,096BR
200.18.53.0/24IPv4256BR
200.18.106.0/23IPv4512BR
200.18.108.0/23IPv4512BR
200.136.0.0/20IPv44,096BR
200.136.49.0/24IPv4256BR
200.136.52.0/23IPv4512BR
200.136.54.0/24IPv4256BR
200.144.48.0/21IPv42,048BR
200.144.56.0/22IPv41,024BR
200.144.60.0/24IPv4256BR
200.144.61.0/24IPv4256BR
200.144.62.0/23IPv4512BR
200.144.72.0/23IPv4512BR
200.144.160.0/19IPv48,192BR
200.144.192.0/20IPv44,096BR
200.144.208.0/22IPv41,024BR
200.144.212.0/24IPv4256BR
200.144.213.0/24IPv4256BR
200.144.214.0/23IPv4512BR
200.144.216.0/21IPv42,048BR
200.144.224.0/20IPv44,096BR
200.144.240.0/20IPv44,096BR
2001:12d0::/37IPv6—BR
2001:12d0:800::/42IPv6—BR
2001:12d0:840::/48IPv6—BR
2001:12d0:841::/48IPv6—BR
2001:12d0:842::/47IPv6—BR
2001:12d0:844::/46IPv6—BR
2001:12d0:848::/45IPv6—BR
2001:12d0:850::/44IPv6—BR
2001:12d0:860::/43IPv6—BR
2001:12d0:880::/48IPv6—BR
2001:12d0:881::/48IPv6—BR
2001:12d0:882::/47IPv6—BR
2001:12d0:884::/46IPv6—BR
2001:12d0:888::/45IPv6—BR
2001:12d0:890::/44IPv6—BR
2001:12d0:8a0::/43IPv6—BR
2001:12d0:8c0::/48IPv6—BR
2001:12d0:8c1::/48IPv6—BR
2001:12d0:8c2::/47IPv6—BR
2001:12d0:8c4::/46IPv6—BR
2001:12d0:8c8::/45IPv6—BR
2001:12d0:8d0::/44IPv6—BR
2001:12d0:8e0::/43IPv6—BR
2001:12d0:900::/40IPv6—BR
2001:12d0:a00::/39IPv6—BR
2001:12d0:c00::/38IPv6—BR
2001:12d0:1000::/36IPv6—BR
2001:12d0:2000::/35IPv6—BR
2001:12d0:4000::/34IPv6—BR
2001:12d0:8000::/42IPv6—BR
2001:12d0:8040::/43IPv6—BR
2001:12d0:8060::/45IPv6—BR
2001:12d0:8068::/48IPv6—BR
2001:12d0:8069::/48IPv6—BR
2001:12d0:806a::/47IPv6—BR
2001:12d0:806c::/46IPv6—BR
2001:12d0:8070::/48IPv6—BR
2001:12d0:8071::/48IPv6—BR
2001:12d0:8072::/47IPv6—BR
2001:12d0:8074::/46IPv6—BR
2001:12d0:8078::/45IPv6—BR
2001:12d0:8080::/41IPv6—BR
2001:12d0:8100::/40IPv6—BR
2001:12d0:8200::/39IPv6—BR
2001:12d0:8400::/38IPv6—BR
2001:12d0:8800::/37IPv6—BR
2001:12d0:9000::/36IPv6—BR
2001:12d0:a000::/35IPv6—BR
2001:12d0:c000::/48IPv6—BR
2001:12d0:c001::/48IPv6—BR
2001:12d0:c002::/47IPv6—BR
2001:12d0:c004::/46IPv6—BR
2001:12d0:c008::/45IPv6—BR
2001:12d0:c010::/44IPv6—BR
2001:12d0:c020::/43IPv6—BR
2001:12d0:c040::/42IPv6—BR
2001:12d0:c080::/48IPv6—BR
2001:12d0:c081::/48IPv6—BR
2001:12d0:c082::/47IPv6—BR
2001:12d0:c084::/46IPv6—BR
2001:12d0:c088::/45IPv6—BR
2001:12d0:c090::/44IPv6—BR
2001:12d0:c0a0::/43IPv6—BR
2001:12d0:c0c0::/42IPv6—BR
2001:12d0:c100::/40IPv6—BR
2001:12d0:c200::/39IPv6—BR
2001:12d0:c400::/38IPv6—BR
2001:12d0:c800::/37IPv6—BR
2001:12d0:d000::/36IPv6—BR
2001:12d0:e000::/35IPv6—BR