Home Prefix Lookup197.91.188.0/22

197.91.188.0/22 - Dimension Data Dimension Data (AS20011)

IPv4AFRINICannouncedAS20011Dimension Data - Dimension Data RPKI Valid

CIDR

197.91.188.0/22

IP Version

IPv4

Addresses

Mask

/22 (255.255.252.0)

Country

🇿🇦 South Africa

City

Sandton (Bryanston)

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
197.91.188.0/22	AS20011 Dimension Data - Dimension Data	Valid	-	2026-10-13

Related Announcements

1 less-specific, 5 more-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
197.88.0.0/13	AS10474 Dimension Data - Dimension Data	Valid	-	2026-10-13
197.91.188.0/24	AS20011 Dimension Data - Dimension Data	Valid	-	2026-10-13
197.91.189.0/24	AS20011 Dimension Data - Dimension Data	Valid	-	2026-10-13
197.91.190.0/23	AS20011 Dimension Data - Dimension Data	Valid	-	2026-10-13
197.91.190.0/24	AS20011 Dimension Data - Dimension Data	Valid	-	2026-10-13
197.91.191.0/24	AS20011 Dimension Data - Dimension Data	Valid	-	2026-10-13

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
197.88.0.0/13	AS3741	/24	afrinic
197.88.0.0/13	AS10474	/24	afrinic
197.88.0.0/13	AS20011	/24	afrinic

More Specific Prefixes

Prefix	AS	Country	Status
197.91.190.0/23	AS20011		assigned

Transfer History

Registry transfers of 197.91.188.0/22, blocks inside it, or blocks containing it.

197.88.0.0/13M&A · 2021-03-24
Dimension Data (Pty) Ltd - Optinet
🇿🇦 ZA AFRINIC
→
Dimension Data
🇿🇦 ZA AFRINIC

Date	Resource	From	To	Type
2021-03-24	197.88.0.0/13	Dimension Data (Pty) Ltd - Optinet 🇿🇦 ZA AFRINIC	Dimension Data 🇿🇦 ZA AFRINIC	M&A

Origin ASN

AS20011

Dimension Data - Dimension Data

Related Prefixes

Covering prefix

197.88.0.0/13AS10474

More prefixes of AS20011

All prefixes of AS20011 →

Geolocation

Country🇿🇦South AfricaZA

RegionGauteng

CitySandton (Bryanston)

Coordinates-26.0441, 28.0217 ↗

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/197.91.188.0/22

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

curl -s "https://api.ipctl.io/v1/prefix/197.91.188.0/22" | jq

External Links

RIPEstat