AS7303 is the autonomous system of Telecom Argentina S.A.. It holds 8,371,456 IPv4 addresses in 437 prefixes plus 4 IPv6 ranges, mainly in 
Argentina.
By IPv4 addresses the network ranks #51 worldwide and #1 of 1,067 networks in Argentina. That is 42% of the country’s IPv4 space.
The network spreads across six or more countries: Argentina 100%, Paraguay 0.04%, United States 0.03%.
The largest block is 181.1.156.0 to 181.10.139.255 with 585,728 addresses, geolocated to San Miguel de Tucumán.
- IPv4 addresses
- 8,371,456
- IPv4 prefixes
- 437
- World rank
- #51
- Country share
- 42%
- IPv6 ranges
- 4
Addresses by country
- Argentina 100%
Paraguay 0.04%
United States 0.03%
Netherlands 0.01%
Aruba 0.00%
Uruguay 0.00%
Largest blocks
- 181.1.156.0 San Miguel de Tucumán585,728
- 190.188.0.0 Santa Catalina - Dique Lujan524,288
- 181.164.0.0 Buenos Aires (Palermo)524,288
- 181.95.0.0 Buenos Aires (Palermo)524,288
- 181.105.235.0 San Miguel de Tucumán376,064
- 181.85.214.0 Asunción359,936
- 190.244.0.0 Quilmes262,144
- 190.16.0.0 Olavarría262,144
Networks of similar size
- AS26615 TIM S/A
9,110,720 - AS12322 Free SAS
8,822,784 - AS2907 Research Organization of Information and Systems, National Institute of Informa
8,769,536 - AS5089 Virgin Media Limited
8,493,312 - AS6805 Telefonica Germany GmbH & Co.OHG
8,351,488 - AS20940 Akamai International B.V.8,186,112
- AS3786 LG DACOM Corporation
7,847,168 - AS56 United States Department of Defense (DoD)7,774,720
IPv4 prefixes
- 2.18.56.0/22
- 23.216.88.0/22
- 24.232.0.0/16
- 66.60.0.0/18
- 152.168.0.0/14
- 181.0.0.0/16
- 181.1.0.0/17
- 181.1.128.0/20
- 181.1.144.0/21
- 181.1.156.0/22
- 181.1.160.0/19
- 181.1.192.0/18
- 181.2.0.0/15
- 181.4.0.0/14
- 181.8.0.0/15
- 181.10.0.0/17
- 181.10.128.0/21
- 181.10.136.0/22
- 181.10.143.0/24
- 181.10.144.0/20
- 181.10.160.0/20
- 181.10.176.0/21
- 181.10.184.0/23
- 181.10.186.0/24
- 181.10.189.0/24
- 181.10.190.0/23
- 181.10.192.0/19
- 181.10.224.0/21
- 181.10.232.0/22
- 181.10.236.0/23
- 181.10.239.0/24
- 181.10.240.0/20
- 181.11.0.0/16
- 181.12.0.0/16
- 181.13.0.0/19
- 181.13.32.0/20
- 181.13.48.0/23
- 181.13.56.0/21
- 181.13.64.0/18
- 181.13.128.0/20
- 181.13.144.0/22
- 181.13.148.0/23
- 181.13.150.0/24
- 181.13.152.0/24
- 181.13.154.0/23
- 181.13.156.0/22
- 181.13.160.0/19
- 181.13.192.0/19
- 181.13.224.0/21
- 181.13.232.0/22
- 181.13.236.0/23
- 181.13.238.0/24
- 181.13.240.0/22
- 181.13.245.0/24
- 181.13.246.0/23
- 181.13.248.0/21
- 181.14.0.0/17
- 181.14.128.0/18
- 181.14.192.0/19
- 181.14.224.0/21
- 181.14.232.0/22
- 181.14.236.0/23
- 181.14.238.0/24
- 181.14.240.0/20
- 181.15.0.0/18
- 181.15.64.0/19
- 181.15.96.0/24
- 181.15.101.0/24
- 181.15.102.0/23
- 181.15.104.0/21
- 181.15.112.0/20
- 181.15.128.0/18
- 181.15.192.0/23
- 181.15.194.0/24
- 181.15.196.0/22
- 181.15.200.0/21
- 181.15.208.0/20
- 181.15.224.0/19
- 181.28.0.0/14
- 181.80.0.0/21
- 181.80.8.0/24
- 181.80.11.0/24
- 181.80.12.0/22
- 181.80.16.0/20
- 181.80.32.0/22
- 181.80.36.0/23
- 181.80.39.0/24
- 181.80.40.0/21
- 181.80.48.0/20
- 181.80.64.0/18
- 181.80.128.0/17
- 181.81.0.0/17
- 181.81.128.0/18
- 181.81.192.0/19
- 181.81.224.0/20
- 181.81.240.0/22
- 181.81.244.0/23
- 181.81.252.0/22
- 181.82.0.0/15
- 181.84.0.0/16
- 181.85.0.0/17
- 181.85.128.0/20
- 181.85.144.0/21
- 181.85.152.0/23
- 181.85.154.0/24
- 181.85.156.0/22
- 181.85.160.0/19
- 181.85.192.0/20
- 181.85.214.0/23
- 181.85.216.0/21
- 181.85.224.0/19
- 181.86.0.0/15
- 181.88.0.0/15
- 181.90.0.0/16
- 181.91.0.0/18
- 181.91.64.0/20
- 181.91.80.0/22
- 181.91.88.0/21
- 181.91.96.0/19
- 181.91.128.0/17
- 181.92.0.0/16
- 181.93.0.0/17
- 181.93.128.0/18
- 181.93.192.0/19
- 181.93.224.0/20
- 181.93.240.0/22
- 181.93.245.0/24
- 181.93.246.0/23
- 181.93.249.0/24
- 181.93.250.0/23
- 181.93.252.0/22
- 181.94.0.0/17
- 181.94.128.0/18
- 181.94.196.0/24
- 181.94.198.0/23
- 181.94.200.0/21
- 181.94.211.0/24
- 181.94.216.0/22
- 181.94.239.0/24
- 181.94.240.0/24
- 181.94.251.0/24
- 181.95.0.0/16
- 181.96.0.0/14
- 181.100.0.0/15
- 181.102.0.0/16
- 181.103.6.0/23
- 181.103.8.0/22
- 181.103.16.0/20
- 181.103.32.0/19
- 181.103.89.0/24
- 181.103.90.0/23
- 181.103.92.0/22
- 181.103.96.0/19
- 181.103.128.0/17
- 181.104.0.0/18
- 181.104.64.0/20
- 181.104.80.0/21
- 181.104.88.0/22
- 181.104.93.0/24
- 181.104.94.0/23
- 181.104.96.0/19
- 181.104.128.0/17
- 181.105.0.0/17
- 181.105.128.0/18
- 181.105.192.0/20
- 181.105.208.0/21
- 181.105.216.0/22
- 181.105.220.0/24
- 181.105.222.0/23
- 181.105.224.0/22
- 181.105.233.0/24
- 181.105.235.0/24
- 181.105.236.0/22
- 181.105.240.0/20
- 181.106.0.0/15
- 181.108.0.0/15
- 181.110.0.0/16
- 181.111.0.0/17
- 181.111.128.0/19
- 181.111.160.0/21
- 181.111.169.0/24
- 181.111.170.0/24
- 181.111.172.0/22
- 181.111.176.0/20
- 181.111.192.0/18
- 181.164.0.0/14
- 181.168.0.0/14
- 181.228.0.0/14
- 186.108.0.0/14
- 186.124.0.0/16
- 186.125.0.0/19
- 186.125.32.0/20
- 186.125.48.0/21
- 186.125.56.0/22
- 186.125.60.0/23
- 186.125.64.0/18
- 186.125.128.0/19
- 186.125.160.0/24
- 186.125.162.0/23
- 186.125.164.0/22
- 186.125.168.0/21
- 186.125.176.0/20
- 186.125.192.0/22
- 186.125.196.0/23
- 186.125.198.0/24
- 186.125.202.0/23
- 186.125.204.0/22
- 186.125.208.0/21
- 186.125.216.0/23
- 186.125.219.0/24
- 186.125.220.0/24
- 186.125.222.0/23
- 186.125.224.0/19
- 186.126.0.0/15
- 186.136.0.0/14
- 186.152.0.0/16
- 186.153.0.0/18
- 186.153.64.0/19
- 186.153.96.0/20
- 186.153.112.0/21
- 186.153.120.0/22
- 186.153.124.0/23
- 186.153.132.0/22
- 186.153.136.0/21
- 186.153.144.0/20
- 186.153.160.0/19
- 186.153.192.0/18
- 190.5.7.0/24
- 190.16.0.0/14
- 190.30.0.0/17
- 190.30.128.0/18
- 190.30.192.0/19
- 190.30.224.0/20
- 190.30.240.0/23
- 190.30.243.0/24
- 190.30.244.0/22
- 190.30.248.0/22
- 190.30.252.0/23
- 190.30.255.0/24
- 190.31.0.0/16
- 190.136.0.0/21
- 190.136.8.0/23
- 190.136.10.0/24
- 190.136.12.0/22
- 190.136.16.0/23
- 190.136.18.0/24
- 190.136.20.0/22
- 190.136.24.0/21
- 190.136.32.0/19
- 190.136.64.0/18
- 190.136.128.0/18
- 190.136.192.0/20
- 190.136.212.0/22
- 190.136.216.0/21
- 190.136.224.0/19
- 190.137.0.0/17
- 190.137.128.0/19
- 190.137.160.0/23
- 190.137.164.0/22
- 190.137.168.0/21
- 190.137.176.0/20
- 190.137.192.0/18
- 190.138.0.0/15
- 190.185.204.0/24
- 190.188.0.0/14
- 190.192.0.0/14
- 190.224.0.0/17
- 190.224.128.0/18
- 190.224.192.0/21
- 190.224.201.0/24
- 190.224.202.0/23
- 190.224.204.0/22
- 190.224.208.0/20
- 190.224.224.0/19
- 190.225.0.0/17
- 190.225.128.0/19
- 190.225.161.0/24
- 190.225.162.0/23
- 190.225.164.0/22
- 190.225.168.0/21
- 190.225.176.0/20
- 190.225.192.0/18
- 190.226.0.0/19
- 190.226.34.0/23
- 190.226.36.0/22
- 190.226.40.0/21
- 190.226.48.0/20
- 190.226.64.0/18
- 190.226.128.0/18
- 190.226.192.0/19
- 190.226.224.0/20
- 190.226.249.0/24
- 190.226.250.0/23
- 190.226.252.0/22
- 190.227.0.0/21
- 190.227.8.0/22
- 190.227.14.0/23
- 190.227.16.0/20
- 190.227.32.0/19
- 190.227.64.0/18
and 137 more prefixes
Questions and answers
Who owns AS7303?
Autonomous system AS7303 is operated by Telecom Argentina S.A..
How many IP addresses does AS7303 have?
The network holds 8,371,456 IPv4 addresses in 437 prefixes, plus 4 IPv6 ranges.
Which country is AS7303 in?
The main country is Argentina, with addresses in 5 more countries.
How big is AS7303?
By IPv4 addresses it ranks #51 worldwide.
What is the largest address block of AS7303?
181.1.156.0 to 181.10.139.255, 585,728 addresses.