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Country

Antarctica

Antarctica AQ
IPv4 addresses
1,975
CIDR ranges
52
Global rank · IPv4
#237 of 250
ASNs
6
Organizations
6

Top ASNs

ASNNameIPs
AS209199 Cloud Unboxed Limited 1.0K
AS215764 Ismael Munoz Hernandez 768
AS36183 Akamai Technologies, Inc. 512
AS58057 Securebit AG 512
AS397540 Windscribe 512
AS42962 Shijiazhuang XuDing Technology Company Ltd 256

Network composition

How Antarctica's allocated IPv4 space breaks down by operator type, regional registry, and block size.

By regional registry (RIR)
RegistryIPv4Share
ARIN 1.1K
56.8%
APNIC 641
32.5%
RIPE NCC 149
7.5%
AFRINIC 64
3.2%
Prefix-size distribution (network ranges by block size)
/23
1
/24
4
/25–/28
9
/29–/32
38

Routing & security

Live BGP routing footprint for Antarctica from our global collectors, with RPKI route-origin validation coverage.

Announced prefixes
45
Origin ASNs
8
RPKI-valid
60.0%
27 of 45 ROA-covered

RPKI-valid % = announced prefixes with a matching Route Origin Authorization. Live routing →

Reverse-DNS, threat intelligence & internet health

How much of Antarctica's address space resolves to a hostname, how much appears on public threat blocklists, how widely the population is online, and independent signals of censorship and outages.

Reverse-DNS coverage
12.6%
249 IPs with a PTR
Censorship signal
0.0%
0 confirmed-blocked · 30d
Network outages
1
events · last 90d
12.6% of allocated IPv4 has a PTR

Reverse-DNS + threat-blocklist footprint from our own scanning & 8 threat-intel feeds. Censorship measurements from OONI; outage detection from IODA / Georgia Tech.

Frequently Asked Questions

How many IPv4 addresses are allocated to Antarctica?

Antarctica has 1,975 IPv4 addresses allocated across 52 network ranges. These allocations are managed by regional internet registries and assigned to organizations operating within the country.

What are the largest internet providers in Antarctica?

The top organizations in Antarctica by IP allocation include the major ISPs, hosting providers, and enterprises listed above. These 6 organizations collectively manage the majority of the country's IPv4 address space.

How many ASNs operate in Antarctica?

Antarctica has 6 or more registered Autonomous Systems. Each ASN represents an independently routed network, such as an ISP, cloud provider, or enterprise network.

What continent is Antarctica in?

Antarctica is located in Antarctica. IP address allocations in this region are managed by the regional internet registry.

Last updated: 2026-07-21 05:40:32 UTC
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