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Autonomous System

AS37457

Telkom SA Ltd.

Announced IPs
1,577,216
CIDR prefixes
46
ASN
AS37457

Reputation · trust score

A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.

70/100
Moderate
How this score is built

Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →

Network profile

Source: PeeringDB →
Network type Cable/DSL/ISP
Traffic level 20-50Gbps
Geographic scope Africa
Traffic ratio Mostly Inbound
Peering policy Selective
IRR record NTTCOM::AS-37457

Present at 4 internet exchanges: NAPAfrica IX Johannesburg: Peering, NAPAfrica IX Cape Town, DINX: DINX Peering, NAPAfrica IX Durban

AS37457 — global IP footprint

Cities where AS37457 has measurable IPv4 allocation. Click any dot to open that city's page. Size and color scale with IP count.

View on 3D globe →

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
102.248.0.0/14 262.1K
99.9%
Telkom-Internet ZA Gauteng Johannesburg
105.184.0.0/14 262.1K
99.0%
Telkom-Internet ZA Gauteng Johannesburg
105.224.0.0/14 262.1K
23.2%
Telkom-Internet ZA Gauteng Pretoria
41.144.0.0/15 131.1K
99.2%
Telkom-Internet ZA Gauteng Johannesburg
102.252.0.0/15 131.1K
100.0%
Telkom-Internet ZA Gauteng Johannesburg
105.228.0.0/15 131.1K
99.0%
Telkom-Internet ZA KwaZulu-Natal Durban
41.149.0.0/16 65.5K
0.0%
Telkom SA Ltd. ZA Gauteng Pretoria
102.254.0.0/16 65.5K
0.0%
Telkom-Internet ZA Gauteng Pretoria
154.69.0.0/16 65.5K
0.0%
Telkom-Internet ZA
197.229.0.0/16 65.5K
99.9%
Telkom-Internet ZA Western Cape Cape Town
41.149.128.0/17 32.8K
0.1%
Telkom-Internet ZA Gauteng Pretoria
102.254.0.0/17 32.8K
0.0%
Telkom SA Ltd. ZA Gauteng Pretoria
197.228.0.0/17 32.8K
99.0%
Telkom-Internet ZA
41.146.0.0/18 16.4K
99.7%
Telkom-Internet ZA KwaZulu-Natal Durban
41.147.192.0/18 16.4K
56.8%
Telkom-Internet ZA Gauteng Johannesburg
41.149.0.0/18 16.4K
0.0%
Telkom-Internet ZA KwaZulu-Natal Durban
41.150.192.0/18 16.4K
100.0%
Telkom-Internet ZA Gauteng Johannesburg
197.228.192.0/18 16.4K
100.0%
Telkom-Internet ZA
41.149.96.0/19 8.2K
0.1%
Telkom-Internet ZA Western Cape Cape Town
41.150.32.0/19 8.2K
99.9%
Telkom-Internet ZA Gauteng Johannesburg
41.246.160.0/19 8.2K
99.8%
Telkom-Internet ZA Eastern Cape Uitenhage
197.228.160.0/19 8.2K
100.0%
Telkom-Internet ZA
41.149.80.0/20 4.1K
0.0%
Telkom-Internet ZA
197.228.144.0/20 4.1K
99.6%
Telkom-Internet ZA
197.228.136.0/21 2.0K
99.7%
Telkom-Internet ZA
2.21.160.0/22 1.0K
100.0%
Telkom-Internet NL
41.149.64.0/22 1.0K
0.0%
Telkom-Internet ZA
41.149.76.0/22 1.0K
0.5%
Telkom-Internet ZA
197.228.132.0/22 1.0K
99.6%
Telkom-Internet ZA
41.148.196.0/23 512
99.0%
Telkom-Internet ZA
41.148.210.0/23 512
99.8%
Telkom-Internet ZA
41.148.214.0/23 512
99.8%
Telkom-Internet ZA
41.149.70.0/23 512
0.0%
Telkom-Internet ZA
41.149.72.0/23 512
1.6%
Telkom-Internet ZA
197.228.130.0/23 512
99.8%
Telkom-Internet ZA
41.148.129.0/24 256
100.0%
Telkom-Internet ZA
41.148.186.0/24 256
100.0%
Telkom-Internet ZA
41.148.209.0/24 256
99.6%
Telkom-Internet ZA
41.148.218.0/24 256
100.0%
Telkom-Internet ZA
41.148.222.0/24 256
99.6%
Telkom-Internet ZA
41.149.68.0/24 256
0.0%
Telkom-Internet ZA
41.149.74.0/24 256
3.9%
Telkom-Internet ZA
165.148.0.0/24 256
0.0%
Telkom-Internet ZA
165.148.64.0/24 256
0.0%
Telkom-Internet ZA
196.6.141.0/24 256
0.0%
Telkom-Internet ZA
196.6.143.0/24 256
0.0%
Telkom-Internet ZA
196.6.158.0/24 256
0.0%
Telkom-Internet ZA
196.6.167.0/24 256
0.0%
Telkom-Internet ZA

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS37457 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
2.21.160.0/22 156,612 2026-09-10 18:08:40
105.229.2.0/24 33,925 2026-09-10 18:08:45
105.187.241.0/24 33,311 2026-09-10 09:15:43
105.187.238.0/24 13,900 2026-09-10 18:08:08
105.229.3.0/24 11,547 2026-09-10 18:08:45
105.226.0.0/24 10,354 2026-09-08 22:15:31
105.228.0.0/15 9,549 2026-09-10 18:08:19
154.69.0.0/16 9,440 2026-09-10 18:09:24
105.224.0.0/14 9,422 2026-09-10 18:08:19
105.184.0.0/14 9,420 2026-09-10 18:09:22
197.228.0.0/15 9,297 2026-09-10 18:08:03
105.187.0.0/24 9,077 2026-09-08 22:15:31
105.187.2.0/24 9,054 2026-09-08 22:15:31
196.6.167.0/24 9,026 2026-09-10 18:09:18
105.227.1.0/24 8,940 2026-09-10 18:08:40
196.6.158.0/24 8,803 2026-09-10 18:08:55
196.6.143.0/24 8,755 2026-09-10 18:09:03
196.6.141.0/24 8,617 2026-09-10 18:09:02
105.187.242.0/24 5,436 2026-09-10 09:15:43
105.186.54.0/23 5,026 2026-08-14 16:09:25
41.149.0.0/19 3,352 2026-09-08 22:15:10
105.228.4.0/22 2,989 2026-09-10 09:15:44
105.228.8.0/22 2,982 2026-09-10 09:15:44
105.228.16.0/22 2,979 2026-09-10 09:15:44
105.228.12.0/22 2,977 2026-09-10 09:15:44
105.228.28.0/22 2,952 2026-09-10 09:15:44
105.227.56.0/24 2,880 2026-09-10 09:15:44
105.225.0.0/16 2,779 2026-09-10 09:15:44
105.185.0.0/16 2,691 2026-09-10 09:15:43
105.184.76.0/24 2,679 2026-09-10 09:15:43
105.184.167.0/24 2,677 2026-09-10 09:15:43
105.187.0.0/16 2,645 2026-09-10 09:15:43
105.227.78.0/24 2,645 2026-09-10 09:15:44
105.184.68.0/24 2,643 2026-09-10 09:15:43
105.226.224.0/24 2,643 2026-09-10 09:15:44
105.225.211.0/24 2,643 2026-09-10 09:15:44
105.226.225.0/24 2,642 2026-09-10 09:15:44
105.226.61.0/24 2,634 2026-09-10 09:15:44
105.225.120.0/24 2,632 2026-09-10 09:15:44
105.225.14.0/24 2,631 2026-09-10 09:15:44
105.227.74.0/24 2,629 2026-09-10 09:15:44
105.226.50.0/24 2,626 2026-09-10 09:15:44
105.228.0.0/16 2,599 2026-09-10 09:11:27
105.224.227.0/24 2,592 2026-09-10 09:15:44
105.227.198.0/24 2,575 2026-09-10 09:15:44
105.184.62.0/24 2,574 2026-09-10 09:15:43
105.229.0.0/16 2,573 2026-09-10 09:15:44
105.184.0.0/16 2,569 2026-09-10 09:15:43
105.225.173.0/24 2,561 2026-09-10 09:15:44
105.184.128.0/24 2,556 2026-09-10 09:15:43

Showing top 50 of 1,663 announced prefixes by sample volume.

Frequently Asked Questions

What is AS37457?

AS37457 is an Autonomous System Number assigned to Telkom SA Ltd.. An ASN identifies a network that controls a specific set of IP addresses and determines how traffic is routed across the internet via BGP (Border Gateway Protocol).

How many IP addresses does AS37457 announce?

AS37457 announces 1.58M IPv4 addresses distributed across 46 routed CIDR prefixes. The network is registered in South Africa.

Who operates AS37457?

AS37457 is operated by Telkom SA Ltd.. The organization is based in South Africa. You can view all IP ranges and related ASNs on the organization page.

What country is AS37457 registered in?

AS37457 is registered in South Africa. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-09-10 18:11:07 UTC
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