Home Prefix Lookup217.19.16.0/22

217.19.16.0/22 - CMCNETWORKS (AS25818)

IPv4RIPEassignedAS25818CMCNETWORKS RPKI Valid

CIDR

217.19.16.0/22

IP Version

IPv4

Addresses

Mask

/22 (255.255.252.0)

Country

🇿🇦 South Africa

City

Johannesburg

RIR

RIPE

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
217.19.16.0/22	AS25818 CMCNETWORKS	Valid	Other IRRRIPE	2026-10-11

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
217.19.16.0/22	AS25818	/22	ripe

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS25818	Other IRR	MAINT-AS25818	2026-04-04
AS25818	RIPE	PREFIXBROKER-MNT	2026-03-18

Transfer History

Registry transfers of 217.19.16.0/22, blocks inside it, or blocks containing it.

217.19.16.0/20Transfer · 2018-09-25
Cambrium IT Services B.V.
RIPE NCC
→
Legaco Networks B.V.
RIPE NCC

Date	Resource	From	To	Type
2018-09-25	217.19.16.0/20	Cambrium IT Services B.V. RIPE NCC	Legaco Networks B.V. RIPE NCC	Transfer

Origin ASN

AS25818

CMCNETWORKS

Related Prefixes

More prefixes of AS25818

All prefixes of AS25818 →

Geolocation

Country🇿🇦South AfricaZA

CityJohannesburg

Coordinates-26.2056, 28.0337 ↗

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 transfer marketTransfers published by all five RIRs

API

Open

GEThttps://api.ipctl.io/v1/prefix/217.19.16.0/22

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

curl -s "https://api.ipctl.io/v1/prefix/217.19.16.0/22" | jq

External Links

RIPEstat