Home Prefix Lookup197.242.144.0/21

197.242.144.0/21 - AFRIHOST SP (AS37611)

IPv4AFRINICassignedAS37611AFRIHOST-SP RPKI Valid

CIDR

197.242.144.0/21

IP Version

IPv4

Addresses

Mask

/21 (255.255.248.0)

Country

🇿🇦 South Africa

City

Cape Town

RIR

AFRINIC

Status

assigned

Allocated

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

Swipe sideways to see all columns →

Prefix	Origin AS	RPKI	IRR	Last Seen
197.242.144.0/21	AS37611 AFRIHOST-SP	Valid	-	2026-10-11

Covering Prefix

1 less-specific announcement

Prefix	Origin AS	RPKI	IRR	Last Seen
197.242.144.0/20	AS37611 AFRIHOST-SP	Valid	-	2026-10-11

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
197.242.144.0/20	AS37611	/32	afrinic

Transfer History

Registry transfers of 197.242.144.0/21, blocks inside it, or blocks containing it.

197.242.144.0/20M&A · 2025-06-30
Afrihost (Pty) Ltd
🇿🇦 ZA AFRINIC
→
AFRIHOST SP (PTY) LTD
🇿🇦 ZA AFRINIC

Date	Resource	From	To	Type
2025-06-30	197.242.144.0/20	Afrihost (Pty) Ltd 🇿🇦 ZA AFRINIC	AFRIHOST SP (PTY) LTD 🇿🇦 ZA AFRINIC	M&A

Origin ASN

AS37611

AFRIHOST-SP

Related Prefixes

Covering prefix

197.242.144.0/20AS37611

More prefixes of AS37611

All prefixes of AS37611 →

Geolocation

Country🇿🇦South AfricaZA

RegionWestern Cape

CityCape Town

Coordinates-33.9221, 18.4231 ↗

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/197.242.144.0/21

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

curl -s "https://api.ipctl.io/v1/prefix/197.242.144.0/21" | jq

External Links

RIPEstat