Country profile · AR
IP addresses and ISPs in Argentina
South America, Americas · administered by LACNIC · .ar
Capital
Buenos Aires
Region
Americas
Subregion
South America
Internet registry
LACNIC
Country TLD
.ar
Calling code
+54
Currency
ARS
Languages
Spanish
Internet infrastructure in Argentina
IP addresses allocated to Argentina (AR) are managed by LACNIC, the regional internet registry serving Americas. LACNIC delegates IP ranges to local registries, ISPs, and large organizations, who in turn assign individual IPs to customers and devices.
When you see an IP geolocated to Argentina, it usually reflects the country its block is registered to — though the actual user could be elsewhere if they're on a VPN, a multinational corporate network, or a cloud provider with regional egress points in Argentina.
Public DNS in Argentina
Most users in Argentina rely on DNS servers provided by their ISP. For better performance and privacy, public DNS servers from Cloudflare, Google, Quad9, and others are usually faster and don't share queries with the local ISP.
Common privacy considerations
Whether you're a resident of Argentina or visiting, the same network fundamentals apply: your public IP reveals approximate location and ISP, your DNS queries can leak outside any VPN tunnel, and modern privacy-focused browsers help limit what websites can fingerprint about you.
Tools to investigate IPs in Argentina
- IP Lookup — enter any IP to see geolocation, ISP, ASN, and timezone.
- WHOIS Lookup — registry-level allocation details for any IP or domain.
- Blacklist Check — verify an IP isn't on common spam lists.
- Hostname Lookup — resolve a .ar domain to its IPs and DNS records.
Frequently asked questions
Which regional internet registry allocates IPs in Argentina?
LACNIC — the regional internet registry for Latin America and parts of the Caribbean.
What is the country code top-level domain for Argentina?
Argentina's ccTLD is .ar. ccTLDs are reserved for use by entities connected to the country — most domain registrars in Argentina sell second-level domains under it.
How can I find an IP address from Argentina?
Use our IP Lookup tool with any IPv4 or IPv6 address. The tool reports geolocation, ISP, and ASN. IPs allocated to Argentina usually carry registry data showing Argentina as the registered country.
Why does an IP in Argentina sometimes geolocate elsewhere?
IP geolocation is approximate — based on ISP-supplied data and routing observations. CGNAT (where many subscribers share one public IP), VPNs, and corporate networks can place an IP visually far from the user's actual location. Mobile carrier IPs in particular often resolve to the carrier's central data center, not the subscriber.
Are there public DNS servers in Argentina?
Cloudflare (1.1.1.1), Google (8.8.8.8), and Quad9 (9.9.9.9) operate global anycast DNS networks with edge points in or near most countries — including Argentina where coverage permits. Local ISPs in Argentina also operate their own resolvers, which are usually used by default.