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WorldIP.io
Country

Antigua and Barbuda

North America AG
IPv4 addresses
133,996
CIDR ranges
129
Global rank · IPv4
#158 of 250
ASNs
15
Organizations
15
Regions / states
7

Top ASNs

ASNNameIPs
AS11594 APUA 20.5K
AS11139 Cable & Wireless Dominica 15.4K
AS31500 Global Network Management Inc 7.2K
AS19246 Antigua Computer Technology Co. Ltd. 4.4K
AS62041 Telegram Messenger Inc 4.1K
AS20940 Akamai International B.V. 512
AS33576 Digicel Jamaica 512
AS53312 Sunvale Inc. 512
AS14813 Columbus Telecommunications (Barbados) Limited 256
AS57512 OOO Sportmaster 256
AS200096 Punto Pago Panama S.A. 256
AS212566 Vavilon Ltd. 256
AS397529 Pegasus Technologies Inc 256
AS397574 Twentyone International Inc 256
AS399478 St. John's Cooperative Credit Union Ltd 256

Regions / states / provinces

Network composition

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

By operator category
CategoryIPv4Share
Enterprise 77.8K
57.4%
Mobile 49.4K
36.4%
ISP / Telecom 8.4K
6.2%
By regional registry (RIR)
RegistryIPv4Share
RIPE NCC 92.4K
69.0%
ARIN 39.8K
29.7%
AFRINIC 1.8K
1.3%
Prefix-size distribution (network ranges by block size)
/16–/19
4
/20–/22
30
/23
16
/24
38
/25–/28
8
/29–/32
33

Routing & security

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

Announced prefixes
427
Origin ASNs
24
RPKI-valid
21.3%
91 of 427 ROA-covered

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

Reverse-DNS, threat intelligence & internet health

How much of Antigua and Barbuda'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
8.5%
11.3K IPs with a PTR
Internet adoption
72.7%
of population · 2024
Censorship signal
0.0%
0 confirmed-blocked · 30d
Network outages
1
events · last 90d
Median speed
45 Mbps ↓
22 Mbps ↑ · 56ms
8.5% of allocated IPv4 has a PTR

Reverse-DNS + threat-blocklist footprint from our own scanning & 8 threat-intel feeds. Internet adoption from the World Bank; censorship measurements from OONI; outage detection from IODA / Georgia Tech; connection speed from Cloudflare Radar.

Frequently Asked Questions

How many IPv4 addresses are allocated to Antigua and Barbuda?

Antigua and Barbuda has 133,996 IPv4 addresses allocated across 129 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 Antigua and Barbuda?

The top organizations in Antigua and Barbuda by IP allocation include the major ISPs, hosting providers, and enterprises listed above. These 15 organizations collectively manage the majority of the country's IPv4 address space.

How many ASNs operate in Antigua and Barbuda?

Antigua and Barbuda has 15 or more registered Autonomous Systems. Each ASN represents an independently routed network, such as an ISP, cloud provider, or enterprise network.

What continent is Antigua and Barbuda in?

Antigua and Barbuda is located in North America. IP address allocations in this region are managed by ARIN.

Last updated: 2026-10-27 10:54:05 UTC
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