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LACNIC · updated daily

Argentina IP ranges

1,934 IPv4 blocks with 19,433,728 addresses and 1,161 IPv6 prefixes, registered to Argentina, the 24th largest IPv4 holding of 239 countries.

IPv4 addresses

19.4M

IPv4 blocks

1,934

IPv6 prefixes

1,161

Share of all IPv4

0.53%

Format

AR.txt

Largest networks in Argentina

Autonomous systems by the IPv4 addresses they announce inside these ranges.

NetworkASNIPv4 addresses
Telecom Argentina S.A.AS73038,364,544
Telefonica de ArgentinaAS229273,989,272
Techtel LMDS Comunicaciones Interactivas S.A.AS116641,123,120
Telecentro S.A.AS27747623,104
Telefonica de ArgentinaAS10834369,408
Level 3 Communications, Inc.AS3549215,728
NSS S.A.AS16814158,720
Gigared S.A.AS20207107,776
UFINET PANAMA S.A.AS52468105,728
Red Intercable Digital S.A.AS27983104,192

ASN data: IP Geolocation by DB-IP (CC BY 4.0).

Largest IPv4 blocks

The biggest single block is 181.8.0.0/13.

BlockAddressesAllocated
181.8.0.0/13524,2882010-12-03
181.104.0.0/13524,2882012-06-21
152.168.0.0/14262,1442014-04-22
179.36.0.0/14262,1442013-06-20
181.4.0.0/14262,1442010-12-03
181.20.0.0/14262,1442011-01-13
181.24.0.0/14262,1442013-01-02
181.28.0.0/14262,1442011-01-21
181.80.0.0/14262,1442011-09-19
181.96.0.0/14262,1442012-06-21
181.164.0.0/14262,1442011-12-28
181.168.0.0/14262,1442013-05-14
186.60.0.0/14262,1442009-07-16
186.108.0.0/14262,1442009-10-20
186.128.0.0/14262,1442009-09-28

Allocations per year

IPv4 addresses assigned to networks in Argentina each year, by registration date.

1987: 16,384 addresses. 1988: 0 addresses. 1989: 0 addresses. 1990: 65,536 addresses. 1991: 65,536 addresses. 1992: 68,352 addresses. 1993: 132,608 addresses. 1994: 404,992 addresses. 1995: 160,256 addresses. 1996: 26,880 addresses. 1997: 106,496 addresses. 1998: 155,648 addresses. 1999: 131,072 addresses. 2000: 200,704 addresses. 2001: 348,672 addresses. 2002: 28,672 addresses. 2003: 189,184 addresses. 2004: 409,600 addresses. 2005: 512,000 addresses. 2006: 795,136 addresses. 2007: 1,207,808 addresses. 2008: 1,689,856 addresses. 2009: 1,953,536 addresses. 2010: 2,390,272 addresses. 2011: 3,080,960 addresses. 3.1M 2012: 1,800,192 addresses. 2013: 1,638,400 addresses. 2014: 1,038,336 addresses. 2015: 129,280 addresses. 2016: 153,600 addresses. 2017: 169,472 addresses. 2018: 106,496 addresses. 2019: 133,120 addresses. 2020: 84,992 addresses. 2021: 11,264 addresses. 2022: 17,408 addresses. 2023: 4,352 addresses. 2024: 3,072 addresses. 2025: 1,536 addresses. 2026: 2,048 addresses. 1987 2026

Most recent allocations

BlockAddressesAllocated
45.68.132.0/221,0242026-08-11
187.102.232.0/221,0242026-06-17
45.237.64.0/221,0242025-12-11
45.183.122.0/235122025-02-05
181.232.192.0/221,0242024-11-11
200.107.68.0/221,0242024-09-24
131.255.128.0/235122024-09-12
179.0.12.0/235122024-05-24
190.9.70.0/235122023-10-30
200.50.152.0/221,0242023-10-25

Use the list

$curl -s https://proxyspace.pro/Ranges/AR.txt -o AR.txt
# Block Argentina with ipset + iptables
ipset create ar4 hash:net
while read net; do ipset add ar4 "$net"; done < AR.txt
iptables -I INPUT -m set --match-set ar4 src -j DROP

# Is an address in Argentina? (Python)
import ipaddress
nets = [ipaddress.ip_network(l) for l in open("AR.txt") if l.strip()]
print(any(ipaddress.ip_address("24.152.57.1") in n for n in nets))

Argentina IP ranges: questions

How many IP addresses does Argentina have?

Argentina holds 19,433,728 IPv4 addresses in 1,934 blocks and 1,161 IPv6 prefixes, the 24th largest IPv4 holding of 239 countries (0.53% of all allocated IPv4). Compare it with other countries on the IP ranges by country page.

Which networks use the most Argentina IP addresses?

Telecom Argentina S.A. (AS7303, 8.4M addresses), Telefonica de Argentina (AS22927, 4M addresses) and Techtel LMDS Comunicaciones Interactivas S.A. (AS11664, 1.1M addresses). Look up any single address with the IP lookup tool.

How do I block all Argentina IP addresses?

Download the list above in the format of your firewall: iptables/ipset, nginx, Apache, ufw or MikroTik. Turn on "aggregate" to merge adjacent blocks into fewer rules. The raw list is at /Ranges/AR.txt, one CIDR per line. To inspect a single block use the CIDR calculator.

Who assigns IP addresses in Argentina?

LACNIC, the regional internet registry for Latin America and the Caribbean. ProxySpace downloads its delegation file every day; the most recent Argentina allocation in it is 2026-08-11.

Are there free proxies in Argentina?

Yes, 136 in the current lists. See free Argentina proxies for the lists per protocol, refreshed every 20 minutes.