AS21574

AS21574 Century Telecom Ltda

Prefixes

AS21574 (Century-Telecom) announces at least 8 prefixes:

45.6.48.0/21
ES-ACENS-20170406
about a second ago
ES-ACENS-20170406
45.6.48.0-45.6.51.255
45.68.72.0/21
IPv4 address block not managed by the RIPE NCC
about a second ago
NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK
45.68.0.0-45.75.127.255
168.227.200.0/22
IPv4 address block not managed by the RIPE NCC
about a second ago
NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK
168.223.0.0-168.231.63.255
186.249.224.0/20
This network range is not allocated to APNIC. If your whois search has returned this message, then you have searched the APNIC whois database for an address that is allocated by another Regional Internet Registry (RIR). Please search the other RIRs at whois.arin.net or whois.ripe.net for more information about that range.
about a second ago
IANA-NETBLOCK-186
186.0.0.0-186.255.255.255
187.1.176.0/20
IPv4 address block not managed by the RIPE NCC
about a second ago
NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK
186.2.176.0-187.33.143.255
187.1.178.0/24
IPv4 address block not managed by the RIPE NCC
about a second ago
NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK
186.2.176.0-187.33.143.255
200.169.0.0/20
IPv4 address block not managed by the RIPE NCC
about a second ago
NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK
200.162.160.0-200.196.255.255
2804:23ec::/32
about a second ago

Downstream Peers

127

AS1031
PEER-1-INTERNET
AS3573
ACCENT-10-Z
AS7195
AS7195
AS13335
CLOUDFLARENET-AS
AS16735
AlgarTelecom
AS20044
UAI-ESTADO-DE-MINAS
AS21574
Century-Telecom (AS Path prepending)
AS28133
N/A
AS28175
N/A
AS28188
N/A
AS28296
CUSTOMER-BRASILNET-ACESSA-TELECOM
AS28572
Apoiocom
AS28580
FASTERNET
AS28590
N/A
AS28660
N/A
AS52532
N/A
AS52631
N/A
AS52712
N/A
AS52875
N/A
AS52883
N/A
AS52907
N/A
AS52916
N/A
AS52928
N/A
AS52991
N/A
AS53077
N/A
AS53113
AGYONET-1
AS53139
N/A
AS53196
N/A
AS61707
N/A
AS61712
N/A
AS262268
N/A
AS262285
N/A
AS262306
N/A
AS262387
N/A
AS262566
N/A
AS262624
N/A
AS262674
N/A
AS262767
N/A
AS262895
N/A
AS262948
N/A
AS263277
N/A
AS263302
N/A
AS263356
N/A
AS263427
N/A
AS263475
N/A
AS263994
N/A
AS264014
N/A
AS264255
N/A
AS264374
N/A
AS264421
N/A
AS264455
Starman
AS264540
N/A
AS265051
N/A
AS265131
N/A
AS265437
N/A
AS265460
N/A
AS265485
N/A
AS265497
N/A
AS266036
N/A
AS266062
N/A
AS266082
Powerserv
AS266107
N/A
AS266149
N/A
AS266247
N/A
AS266317
N/A
AS266573
N/A
AS266942
N/A
AS267008
N/A
AS267070
N/A
AS267332
N/A
AS267357
N/A
AS267497
N/A
AS267536
N/A
AS267566
N/A
AS267567
N/A
AS267576
N/A
AS267594
N/A
AS268229
N/A
AS268355
N/A
AS268431
N/A
AS268433
N/A
AS268496
N/A
AS268516
N/A
AS268528
N/A
AS268671
N/A
AS268725
N/A
AS268732
N/A
AS268843
N/A
AS268882
N/A
AS269199
N/A
AS269248
N/A
AS269308
N/A
AS269501
N/A
AS270385
N/A
AS270564
N/A
AS270663
N/A
AS270837
N/A
AS270897
N/A
AS271049
N/A
AS271062
N/A
AS271072
N/A
AS271251
N/A
AS271252
N/A
AS271338
N/A
AS271398
N/A
AS271452
N/A
AS271488
N/A
AS271610
N/A
AS271734
N/A
AS272162
N/A
AS272201
N/A
AS272241
N/A
AS272454
N/A
AS272487
N/A
AS272495
N/A
AS272628
N/A
AS272753
N/A
AS273316
N/A
AS273330
N/A
AS273350
N/A
AS273538
N/A
AS273590
N/A
AS273663
N/A
AS273714
N/A
AS273783
N/A
AS274496
N/A
AS274614
N/A