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Internet tools
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updated
DNS propagation check
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updated
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HTTP/S request tool
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beta
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What is my IPv4 and IPv6?
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Dev tools
Color contrast checker
Color picker
Lorem ipsum generator
URL encode/decode
HTML encode/decode
BASE64 encode/decode
Hash calculator (CRC64 - MD5 - SHA - RIPEMD)
Misc tools
Password generator
World map, day/night + local time
beta
Internet tools
DNS lookup
updated
DNS propagation check
Port scan + probeing
updated
WHOIS / RDAP lookup
HTTP/S request tool
TLS/SSL certificate check
beta
E-mail DNSBL blacklist check
Reverse DNS
CIDR calculator
beta
ASN database lookup
beta
What is my IPv4 and IPv6?
GeoIP location
QR code generator
Dev tools
Color contrast checker
Color picker
Lorem ipsum generator
URL encode/decode
HTML encode/decode
BASE64 encode/decode
Hash calculator (CRC64 - MD5 - SHA - RIPEMD)
Misc tools
Password generator
World map, day/night + local time
beta
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WHOIS / RDAP lookup
204.157.0.0
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204.157.0.0
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GeoIP location
204.157.0.0
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Result
204.157.0.0/16
Prefix:
204.157.0.0/16
(
65.536 IP's - view in CIDR to IP tool
)
Description:
Cogent Communications
Country:
United States
Announced by:
Cogent Communications
https://www.cogentco.com/
AS174, 6.771 peers, 1.436 announced prefixes
See all details on AS174 - Cogent Communications »
Matching prefixes
Country
ASN
Announced prefix
Description
Size
United States
AS174
204.157.0.0/16
Cogent Communications
65.536
United States
AS47253
204.157.64.0/24
BCI Telecommunication & Advanced Technology Company
256
United States
AS47253
204.157.72.0/24
BCI Telecommunication & Advanced Technology Company
256
United States
AS47253
204.157.74.0/24
BCI Telecommunication & Advanced Technology Company
256
United States
AS47253
204.157.76.0/24
BCI Telecommunication & Advanced Technology Company
256
BQ
AS27694
204.157.80.0/20
Flamingo TV Bonaire N.V.
4.096
Venezuela
AS272951
204.157.96.0/24
INTERCOM SERVICIOS C.A
256
United States
AS11404
204.157.98.0/24
Wave Broadband
256
Brazil
AS268952
204.157.99.0/24
MZ NET FIBRA
256
Brazil
AS273648
204.157.100.0/22
REDE GAMA TELECOM
1.024
Brazil
AS268817
204.157.104.0/23
Acelara Telecom
512
Brazil
AS267458
204.157.108.0/22
ITMINDS CONSULTORIA EM TECNOLOGIA DA INFORMACAO
1.024
United States
AS46883
204.157.112.0/22
Bay Country Communications, Inc.
1.024
United States
AS46883
204.157.116.0/22
Bay Country Communications, Inc.
1.024
Venezuela
AS271988
204.157.120.0/24
ISRAEL DE LOS SANTOS WIFI SRL
256
Dominican Republic
AS271988
204.157.121.0/24
ISRAEL DE LOS SANTOS WIFI SRL
256
Dominican Republic
AS271988
204.157.122.0/24
ISRAEL DE LOS SANTOS WIFI SRL
256
Dominican Republic
AS271988
204.157.123.0/24
ISRAEL DE LOS SANTOS WIFI SRL
256
Brazil
AS268314
204.157.128.0/24
EWERTON DA SILVA LOPES TELECOMUNICAES
256
Brazil
AS268314
204.157.129.0/24
EWERTON DA SILVA LOPES TELECOMUNICAES
256
Brazil
AS268314
204.157.130.0/24
EWERTON DA SILVA LOPES TELECOMUNICAES
256
Brazil
AS268314
204.157.131.0/24
EWERTON DA SILVA LOPES TELECOMUNICAES
256
Brazil
AS267219
204.157.132.0/23
Netware Telecomunicaes e Informtica EIRELI
512
Italy
AS211084
204.157.134.0/24
RF COM S.R.L.
256
Brazil
AS264120
204.157.135.0/24
G20 Telecomunicacoes Ltda
256
Turkey
AS52579
204.157.136.0/21
Noroestecom Telecomunicacoes Ltda
2.048
Brazil
AS273586
204.157.144.0/23
FLAVIO FERNANDO COSTA
512
Colombia
AS273020
204.157.146.0/24
IN QUALITY TELECOMUNICATIONS S.A.S. ZOMAC BIC
256
Colombia
AS273020
204.157.147.0/24
IN QUALITY TELECOMUNICATIONS S.A.S. ZOMAC BIC
256
Brazil
AS61945
204.157.148.0/24
PIX BRASIL NETWORKS LTDA
256
Brazil
AS61945
204.157.149.0/24
PIX BRASIL NETWORKS LTDA
256
Brazil
AS61945
204.157.150.0/24
PIX BRASIL NETWORKS LTDA
256
Brazil
AS61945
204.157.151.0/24
PIX BRASIL NETWORKS LTDA
256
Turkey
AS136030
204.157.155.0/24
Redtone Telecommunications Pakistan (Private) Limited
256
Turkey
AS206283
204.157.156.0/24
Star Satellite Communications Company - PJSC
256
Turkey
AS198381
204.157.157.0/24
Star Satellite Communications Company - PJSC
256
Pakistan
AS136030
204.157.158.0/24
Redtone Telecommunications Pakistan (Private) Limited
256
Pakistan
AS136030
204.157.159.0/24
Redtone Telecommunications Pakistan (Private) Limited
256
Brazil
AS273704
204.157.160.0/24
RRNET TELECOMUNICACOES LTDA
256
Brazil
AS272747
204.157.161.0/24
M. J. GOMES XAVIER TELECOMUNICACOES
256
Indonesia
AS13536
204.157.164.0/22
FirstLight Fiber, Inc.
1.024
Indonesia
AS139390
204.157.164.0/24
PT Langit Mandiri Sukses
256
Indonesia
AS139390
204.157.165.0/24
PT Langit Mandiri Sukses
256
Brazil
AS272744
204.157.166.0/23
DC INTERNET EIRELI
512
Myanmar (Burma)
AS133524
204.157.168.0/24
Global Technology Co., Ltd.
256
Myanmar (Burma)
AS133524
204.157.169.0/24
Global Technology Co., Ltd.
256
Myanmar (Burma)
AS133524
204.157.170.0/24
Global Technology Co., Ltd.
256
Myanmar (Burma)
AS133524
204.157.171.0/24
Global Technology Co., Ltd.
256
Myanmar (Burma)
AS133384
204.157.172.0/24
Global Technology Co., Ltd.
256
Myanmar (Burma)
AS133384
204.157.173.0/24
Global Technology Co., Ltd.
256
Myanmar (Burma)
AS133384
204.157.174.0/24
Global Technology Co., Ltd.
256
-- list of uniq prefixes has been truncated --
Log
000
+000
Parse input (Prefix)
000
+000
Search database for '204.157.0.0/16'
037
+037
Prefix list has been truncated at 50.
038
+000
Done
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