Home ASN LookupAS20011

AS20011 NTT-DATA-Inc

🇿🇦

Org handle: F367B216

AFRINICallocated

Announced Prefixes (BGP)

1,250total

1,247 IPv43 IPv6

IPv4 Addresses

Allocated (RIR)411,904

Announced (BGP)1.4M

IPv6 Addresses

Allocated (RIR)7.9×10²⁸

Announced (BGP)7.9×10²⁸

Prefix Limit (IPv4)

5,000

Prefix Limit (IPv6)

Country

🇿🇦 ZA

RIR

AFRINIC

Status

allocated

Allocated

2001-03-14

Listed on the threat map (2026-10-11)

#3 in South Africa (9 flagged networks located there)

Large hosting providers appear because attackers rent their servers, not necessarily because of the operator.

Announced Prefixes

(BGP)1,000 of 1,250

Prefix	RPKI	IRR	Last Seen
41.132.0.0/18	Valid	Other IRR	2026-10-11
41.132.0.0/19	Valid	-	2026-10-11
41.132.44.0/22	Valid	-	2026-10-11
41.132.48.0/20	Valid	-	2026-10-11
41.132.64.0/21	Valid	Other IRR	2026-10-11
41.132.64.0/22	Valid	-	2026-10-11
41.132.66.0/23	Valid	-	2026-10-11
41.132.68.0/22	Valid	-	2026-10-11
41.132.68.0/23	Valid	-	2026-10-11
41.132.72.0/22	Valid	Other IRR	2026-10-11

1-10 of 1,000

1 / 100

Allocated Prefixes

(RIR)67

Prefix	Country	RIR	Status
41.132.0.0/18	🇿🇦 ZA	AFRINIC	assigned
41.135.0.0/18	🇿🇦 ZA	AFRINIC	assigned
152.110.0.0/16	🇿🇦 ZA	AFRINIC	assigned
168.210.0.0/23	🇿🇦 ZA	AFRINIC	assigned
168.210.3.0/24	🇿🇦 ZA	AFRINIC	assigned
168.210.4.0/22	🇿🇦 ZA	AFRINIC	assigned
168.210.8.0/22	🇿🇦 ZA	AFRINIC	assigned
168.210.12.0/22	🇿🇦 ZA	AFRINIC	assigned
168.210.20.0/22	🇿🇦 ZA	AFRINIC	assigned
168.210.26.0/23	🇿🇦 ZA	AFRINIC	assigned

1-10 of 67

1 / 7

All 1,250 announced prefixes of AS20011 →

BGP Neighbours

(seen in AS paths)

Upstreams (5)

Networks AS20011 hands its own prefixes to: transit providers, or peers at an exchange.

AS3741NTT DATA714
AS37468ANGOLA CABLES312
AS58453CMI INT HK China Mobile International Limited203
AS32590Valve Corporation19
AS32653ENETWORKS2

Downstreams (3)

Networks whose own prefixes AS20011 passes on: usually its customers.

AS5713SAIX NET330
AS328453Web Africa Networks9
AS328467Suretel1

Other adjacent networks (2)

Adjacent to AS20011 in the transit part of AS paths: peers, providers or customers.

AS30844LIQUID Telecommunications33
AS37239ICTGLOBE1

Transfer History

Registry transfers of AS20011 between organisations.

AS20011M&A · 2021-03-24
Internet Solutions
🇿🇦 ZA AFRINIC
→
Dimension Data
🇿🇦 ZA AFRINIC

Date	Resource	From	To	Type
2021-03-24	AS20011	Internet Solutions 🇿🇦 ZA AFRINIC	Dimension Data 🇿🇦 ZA AFRINIC	M&A

ASPA

No ASPA

External Links

AFRINIC Whois RIPEstat

Learn more

What is an ASN?Autonomous systems, ASN ranges and how they are assigned
RPKI and route origin validationWhat the RPKI badges on the prefix list mean
ASPA explainedWhy AS20011 should publish an ASPA object
IPv4 transfers in the AFRINIC regionMonthly volume and the latest registry transfers
ASN data in AI agents and SIEMMCP server and API integrations

API

Open

GEThttps://api.ipctl.io/v1/asn/20011

Returns ASN details, announced prefixes, and BGP routing data.

curl -s "https://api.ipctl.io/v1/asn/20011" | jq