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What is my IPv4 and IPv6?
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Color picker
Lorem ipsum generator
URL encode/decode
HTML encode/decode
BASE64 encode/decode
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Misc tools
Password generator
World map, day/night + local time
beta
Internet tools
DNS lookup
DNS propagation check
Port scan + probeing
WHOIS / RDAP lookup
HTTP/S request tool
TLS/SSL certificate check
beta
E-mail DNSBL blacklist check
Reverse DNS
CIDR calculator
beta
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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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ASN database
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DNS lookup
DNS lookup / nslookup / DIG of DNS records. An online tool for DNS lookups. By default recursive lookups querying the authoritative name servers. Lookups on specific DNS resolvers are also possible. Additionally, it will look up secondary records and output a full log of what was done on a technical level.
WHOIS / RDAP lookup
63.240.0.0
Reverse DNS
63.240.0.0
CIDR calculator
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IP to CIDR calculation tool with subnet info. The reverse, CIDR ranges to IP addresses, is also possible. Last but not least, it includes a tool for refactoring groups of IPs, domain names, and/or other CIDR ranges.
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GeoIP location
63.240.0.0
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Result
63.240.0.0/15
Prefix:
63.240.0.0/15
(
131.072 IP's - view in CIDR to IP tool
)
Description:
AT&T Services, Inc.
Country:
United States
Announced by:
AT&T Services, Inc.
https://www.att.com
AS7018, 2.382 peers, 2.641 announced prefixes
See all details on AS7018 - AT&T Services, Inc. »
Matching prefixes
Country
ASN
Announced prefix
Description
Size
United States
AS7018
63.240.0.0/15
AT&T Services, Inc.
131.072
United States
AS4264
63.240.0.0/18
California Education and Research Federation Network
16.384
United States
AS399604
63.240.62.0/24
EXL SERVICE.COM, LLC
256
United States
AS17232
63.240.64.0/18
AT&T Enhanced Network Services
16.384
United States
AS2386
63.240.99.0/24
AT&T Data Communications Services
256
United States
AS2386
63.240.100.0/24
AT&T Data Communications Services
256
United States
AS7105
63.240.101.0/24
Dow Jones & Company, Inc.
256
United States
AS7105
63.240.102.0/24
Dow Jones & Company, Inc.
256
United States
AS17229
63.240.128.0/18
AT&T Enhanced Network Services
16.384
United States
AS2386
63.240.141.0/24
AT&T Data Communications Services
256
United States
AS2386
63.240.152.0/24
AT&T Data Communications Services
256
United States
AS2386
63.240.168.0/24
AT&T Data Communications Services
256
United States
AS2386
63.240.184.0/21
AT&T Data Communications Services
2.048
United States
AS17231
63.240.192.0/19
AT&T Enhanced Network Services
8.192
United States
AS16959
63.240.227.0/24
AT&T Corp.
256
United States
AS16959
63.240.228.0/24
AT&T Corp.
256
United States
AS16959
63.240.240.0/22
AT&T Corp.
1.024
United States
AS16959
63.240.250.0/24
AT&T Corp.
256
United States
AS13788
63.241.40.0/24
US Courts
256
United States
AS13788
63.241.41.0/24
US Courts
256
United States
AS13788
63.241.42.0/24
US Courts
256
United States
AS13788
63.241.44.0/24
US Courts
256
United States
AS53825
63.241.90.0/24
ALAMEDA COUNTY MEDICAL CENTER
256
United States
AS394803
63.241.103.0/24
American National Standards Institute
256
United States
AS27271
63.241.148.0/24
United Rentals (North America), Inc.
256
United States
AS2386
63.241.163.0/24
AT&T Data Communications Services
256
United States
AS27271
63.241.166.0/24
United Rentals (North America), Inc.
256
United States
AS2386
63.241.172.0/24
AT&T Data Communications Services
256
United States
AS17227
63.241.192.0/18
AT&T Enhanced Network Services
16.384
United States
AS393360
63.241.197.0/24
Tyler Technologies, Inc.
256
United States
AS393360
63.241.205.0/24
Tyler Technologies, Inc.
256
United States
AS393360
63.241.232.0/24
Tyler Technologies, Inc.
256
United States
AS16931
63.241.234.0/24
Global Payments, Inc.
256
United States
AS399014
63.241.244.0/24
Essilor of America, Inc.
256
United States
AS18604
63.241.252.0/24
-
256
United States
AS16931
63.241.252.0/24
Global Payments, Inc.
256
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Log
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Parse input (Prefix)
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Search database for '63.240.0.0/15'
020
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36 prefixes found
020
+000
Done