$ query “AS16637” --type=asn → 1 result(s)

AS16637 · MTNNS-AS

MTN Network Solutions

AS16637 is operated by MTN Network Solutions and serves as a major transit provider, registered in South Africa since 2006. The system announces an impressive 3.7 million IPv4 addresses, including a /12, and supports IPv6. Most of its address space is geolocated to South Africa, with additional presence in Botswana and Namibia, and smaller footprints in 2 additional countries.

  • Top 5% — Top 5% of all autonomous systems by reach and degree
  • #6 in South Africa — Top 10 by reach within country

Basic Information

Country
🇿🇦 South Africa
Category
Internet Service Provider
Network Role
Major Transit
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Registered
August 12, 2006
Last Changed
August 01, 2026
Last Seen
August 27, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
209 / 35
IPv6 Prefixes (raw / aggregated)
3 / 3
IPv4 Addresses
3 748 864
Largest IPv4 Prefix
/12 (1 048 576 addresses)
Largest IPv6 Prefix
/32
Geolocated Countries
🇿🇦 South Africa (6 400 512 IPs), 🇧🇼 Botswana (8 192 IPs), 🇳🇦 Namibia (4 096 IPs) and 2 more
Prefix Changed
August 18, 2026

Reputation

Reputation
Good — 12 flagged IPs out of 3 748 864 total (0.00%)
Open Proxies
4 known open proxies in this network

Connectivity Summary

Upstream Providers
11 upstreams providing transit
Peers
186 networks exchanging traffic without transit
Downstream Customers
50 downstreams buying transit
Unclassified
5 unclassified BGP neighbors
Degree
252 unique BGP neighbors
Reach
39 619 networks in customer cone

Upstream Providers (11)

Prefix Lists

IPv4 Prefixes (209 total)

  • 41.112.0.0/12 (1 048 576 addresses (/12 prefix))
  • 105.208.0.0/12 (1 048 576 addresses (/12 prefix))
  • 197.64.0.0/12 (1 048 576 addresses (/12 prefix))
  • 105.236.0.0/15 (131 072 addresses (/15 prefix))
  • 196.30.0.0/15 (131 072 addresses (/15 prefix))
  • 196.7.0.0/16 (65 536 addresses (/16 prefix))
  • 41.195.0.0/16 (65 536 addresses (/16 prefix))
  • 41.181.0.0/16 (65 536 addresses (/16 prefix))
  • 66.8.0.0/17 (32 768 addresses (/17 prefix))
  • 41.208.0.0/18 (16 384 addresses (/18 prefix))
  • 196.22.64.0/18 (16 384 addresses (/18 prefix))
  • 196.47.0.0/18 (16 384 addresses (/18 prefix))
  • 155.235.64.0/18 (16 384 addresses (/18 prefix))
  • 209.212.96.0/19 (8 192 addresses (/19 prefix))
  • 196.41.160.0/19 (8 192 addresses (/19 prefix))
  • 196.44.0.0/19 (8 192 addresses (/19 prefix))
  • 213.193.48.0/20 (4 096 addresses (/20 prefix))
  • 155.235.232.0/21 (2 048 addresses (/21 prefix))
  • 196.61.208.0/21 (2 048 addresses (/21 prefix))
  • 213.193.40.0/21 (2 048 addresses (/21 prefix))
  • 196.11.232.0/21 (2 048 addresses (/21 prefix))
  • 196.13.228.0/22 (1 024 addresses (/22 prefix))
  • 155.235.240.0/22 (1 024 addresses (/22 prefix))
  • 105.177.0.0/22 (1 024 addresses (/22 prefix))
  • 196.4.88.0/22 (1 024 addresses (/22 prefix))
  • 155.235.224.0/22 (1 024 addresses (/22 prefix))
  • 105.177.12.0/23 (512 addresses (/23 prefix))
  • 105.177.32.0/23 (512 addresses (/23 prefix))
  • 105.177.22.0/23 (512 addresses (/23 prefix))
  • 196.11.56.0/23 (512 addresses (/23 prefix))
  • 105.177.10.0/23 (512 addresses (/23 prefix))
  • 196.4.92.0/23 (512 addresses (/23 prefix))
  • 102.213.140.0/23 (512 addresses (/23 prefix))
  • 196.3.110.0/24 (256 addresses (/24 prefix))
  • 196.4.87.0/24 (256 addresses (/24 prefix))

IPv6 Prefixes (3 total)

  • 2001:4218::/32
  • 2001:4260::/32
  • 2c0f:fb08::/32