Home Prefix Lookup197.158.72.0/21

197.158.72.0/21 - Gulfsat Madagascar (AS328411)

IPv4AFRINICannouncedAS328411Gulfsat-Madagascar-ASNo ROA

CIDR

197.158.72.0/21

IP Version

IPv4

Addresses

Mask

/21 (255.255.248.0)

Country

🇲🇬 Madagascar

City

Antananarivo

RIR

AFRINIC

Status

announced

Allocated

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

Swipe sideways to see all columns →

Prefix	Origin AS	RPKI	IRR	Last Seen
197.158.72.0/21	AS328411 Gulfsat-Madagascar-AS	No ROA	AFRINIC	2026-10-11

Related Announcements

1 less-specific, 2 more-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
197.158.64.0/20	AS328411 Gulfsat-Madagascar-AS	No ROA	-	2026-10-11
197.158.75.0/24	AS328411 Gulfsat-Madagascar-AS	No ROA	-	2026-10-11
197.158.76.0/24	AS328411 Gulfsat-Madagascar-AS	No ROA	-	2026-10-11

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS328411	AFRINIC	Gulfsat-MNT	-

More Specific Prefixes

Prefix	AS	Country	Status
197.158.72.0/24		🇲🇬MG	assigned
197.158.73.0/24		🇲🇬MG	assigned
197.158.74.0/24		🇲🇬MG	assigned
197.158.75.0/24	AS328411	🇲🇬MG	assigned
197.158.77.0/24		🇲🇬MG	assigned
197.158.78.0/24	AS328411	🇲🇬MG	assigned

Origin ASN

AS328411

Gulfsat-Madagascar-AS

Related Prefixes

Covering prefix

197.158.64.0/20AS328411

More prefixes of AS328411

All prefixes of AS328411 →

Geolocation

Country🇲🇬MadagascarMG

RegionAnalamanga

CityAntananarivo

Coordinates-18.9185, 47.5211 ↗

Learn more

RPKI and ROAs explainedWhat RPKI valid, invalid and no ROA mean
RPKI validatorCheck ROA coverage for any prefix or ASN
What is BGP?How prefixes are announced and routed
More-specific prefixesGlossary: covering and more-specific routes
IPv4 transfers in the AFRINIC regionWho bought and sold address space recently

API

Open

GEThttps://api.ipctl.io/v1/prefix/197.158.72.0/21

Returns prefix allocation, BGP routes, and more-specific subnets.

curl -s "https://api.ipctl.io/v1/prefix/197.158.72.0/21" | jq

External Links

RIPEstat