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Country

Madagascar

Africa MG
IPv4 addresses
606,422
CIDR ranges
113
Global rank · IPv4
#110 of 250
ASNs
12
Organizations
12

Top ASNs

ASNNameIPs
AS37054 Telecom Malagasy 473.1K
AS37037 Orange Madagascar 57.1K
AS328411 Gulfsat Madagascar 24.6K
AS37303 Airtel Madagascar 20.2K
AS37608 iRENALA 4.1K
AS51964 ORANGE BUSINESS SERVICES U.S. Inc. 4.1K
AS62044 Zscaler Switzerland GmbH 4.1K
AS327708 Airtel Rwanda Ltd 4.1K
AS42 WoodyNet, Inc. 256
AS14789 Cloudflare, Inc. 256
AS37327 Network Information Center Madagascar - NIC-MG 256
AS48031 Ivanov Vitaliy Sergeevich 256

Network composition

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

By operator category
CategoryIPv4Share
ISP / Telecom 473.9K
85.5%
Enterprise 56.1K
10.1%
Mobile 24.3K
4.4%
By regional registry (RIR)
RegistryIPv4Share
APNIC 413.2K
68.1%
AFRINIC 186.1K
30.7%
RIPE NCC 4.9K
0.8%
ARIN 2.0K
0.3%
LACNIC 256
0.0%
Prefix-size distribution (network ranges by block size)
/8–/15
2
/16–/19
11
/20–/22
14
/23
5
/24
21
/25–/28
11
/29–/32
49

Routing & security

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

Announced prefixes
1,664
Origin ASNs
16
RPKI-valid
3.4%
57 of 1,664 ROA-covered

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

Reverse-DNS, threat intelligence & internet health

How much of Madagascar'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
53.3%
323.4K IPs with a PTR
Internet adoption
18.7%
of population · 2024
Censorship signal
1.2%
0 confirmed-blocked · 30d
Network outages
3
events · last 90d
Median speed
37 Mbps ↓
30 Mbps ↑ · 91ms
53.3% 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 Madagascar?

Madagascar has 606,422 IPv4 addresses allocated across 113 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 Madagascar?

The top organizations in Madagascar by IP allocation include the major ISPs, hosting providers, and enterprises listed above. These 12 organizations collectively manage the majority of the country's IPv4 address space.

How many ASNs operate in Madagascar?

Madagascar has 12 or more registered Autonomous Systems. Each ASN represents an independently routed network, such as an ISP, cloud provider, or enterprise network.

What continent is Madagascar in?

Madagascar is located in Africa. IP address allocations in this region are managed by AFRINIC.

Last updated: 2026-07-21 23:55:36 UTC
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