$ query “AS6327” --type=asn → 1 result(s)

AS6327 · SHAW

Shaw Communications

AS6327 is operated by Shaw Communications and serves as a major transit provider, registered in Canada since 1996. The system announces an impressive 5.3 million IPv4 addresses, including a /12, and supports IPv6. The bulk of its IP address space is in Canada, with additional presence in Australia and the Netherlands, and a smaller footprint in another country. Prefix announcements for this AS were recently updated.

  • Top 5% — Top 5% of all autonomous systems by reach and degree
  • #1 in Canada — Top 10 by reach within country
  • Pioneer — Registered before the year 2000

Basic Information

Country
🇨🇦 Canada
Category
Internet Service Provider
Network Role
Major Transit
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Registered
March 08, 1996
Last Changed
March 04, 2026
Last Seen
April 28, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
3 726 / 75
IPv6 Prefixes (raw / aggregated)
861 / 4
IPv4 Addresses
5 344 512
Largest IPv4 Prefix
/12 (1 048 576 addresses)
Largest IPv6 Prefix
/28
Geolocated Countries
🇨🇦 Canada (10 066 352 IPs), 🇦🇺 Australia (66 304 IPs), 🇳🇱 Netherlands (4 096 IPs) and 1 more
Prefix Changed
April 29, 2026

Reputation

Reputation
Good — 73 flagged IPs out of 5 344 512 total (0.00%)

Connectivity Summary

Upstream Providers
5 upstreams providing transit
Peers
70 networks exchanging traffic without transit
Downstream Customers
203 downstreams buying transit
Unclassified
8 unclassified BGP neighbors
Degree
286 unique BGP neighbors
Reach
35 640 networks in customer cone

Upstream Providers (5)

  • AS174 — COGENT-174 (Tier-1 transit)
  • AS3356 — LEVEL3 (Tier-1 transit)
  • AS1299 — TWELVE99 (Tier-1 transit)
  • AS3257 — GTT-BACKBONE (Tier-1 transit)
  • AS6453 — AS6453 (Tier-1 transit)

Prefix Lists

IPv4 Prefixes (3 726 total)

  • 70.64.0.0/12 (1 048 576 addresses (/12 prefix))
  • 96.48.0.0/13 (524 288 addresses (/13 prefix))
  • 24.64.0.0/13 (524 288 addresses (/13 prefix))
  • 68.144.0.0/13 (524 288 addresses (/13 prefix))
  • 50.64.0.0/13 (524 288 addresses (/13 prefix))
  • 184.64.0.0/13 (524 288 addresses (/13 prefix))
  • 174.0.0.0/13 (524 288 addresses (/13 prefix))
  • 24.76.0.0/14 (262 144 addresses (/14 prefix))
  • 24.84.0.0/14 (262 144 addresses (/14 prefix))
  • 24.108.0.0/15 (131 072 addresses (/15 prefix))
  • 24.82.0.0/15 (131 072 addresses (/15 prefix))
  • 50.72.0.0/16 (65 536 addresses (/16 prefix))
  • 24.80.0.0/16 (65 536 addresses (/16 prefix))
  • 64.141.0.0/17 (32 768 addresses (/17 prefix))
  • 66.244.192.0/18 (16 384 addresses (/18 prefix))
  • 72.2.0.0/18 (16 384 addresses (/18 prefix))
  • 142.44.0.0/18 (16 384 addresses (/18 prefix))
  • 24.244.0.0/18 (16 384 addresses (/18 prefix))
  • 64.59.128.0/18 (16 384 addresses (/18 prefix))
  • 74.3.128.0/18 (16 384 addresses (/18 prefix))
  • 208.118.64.0/18 (16 384 addresses (/18 prefix))
  • 72.29.224.0/19 (8 192 addresses (/19 prefix))
  • 69.196.64.0/19 (8 192 addresses (/19 prefix))
  • 208.98.224.0/19 (8 192 addresses (/19 prefix))
  • 206.174.192.0/19 (8 192 addresses (/19 prefix))
  • 64.251.64.0/19 (8 192 addresses (/19 prefix))
  • 208.98.192.0/20 (4 096 addresses (/20 prefix))
  • 204.12.144.0/20 (4 096 addresses (/20 prefix))
  • 173.214.128.0/20 (4 096 addresses (/20 prefix))
  • 66.163.64.0/20 (4 096 addresses (/20 prefix))
  • 204.209.208.0/21 (2 048 addresses (/21 prefix))
  • 199.60.104.0/21 (2 048 addresses (/21 prefix))
  • 161.129.144.0/21 (2 048 addresses (/21 prefix))
  • 162.217.232.0/21 (2 048 addresses (/21 prefix))
  • 208.98.208.0/21 (2 048 addresses (/21 prefix))
  • 198.163.136.0/21 (2 048 addresses (/21 prefix))
  • 208.98.216.0/22 (1 024 addresses (/22 prefix))
  • 104.219.156.0/22 (1 024 addresses (/22 prefix))
  • 23.247.196.0/22 (1 024 addresses (/22 prefix))
  • 198.163.12.0/22 (1 024 addresses (/22 prefix))
  • 198.163.16.0/22 (1 024 addresses (/22 prefix))
  • 208.75.118.0/23 (512 addresses (/23 prefix))
  • 208.98.220.0/23 (512 addresses (/23 prefix))
  • 199.185.228.0/23 (512 addresses (/23 prefix))
  • 199.185.226.0/23 (512 addresses (/23 prefix))
  • 198.163.10.0/23 (512 addresses (/23 prefix))
  • 198.163.128.0/23 (512 addresses (/23 prefix))
  • 156.11.14.0/23 (512 addresses (/23 prefix))
  • 142.200.200.0/24 (256 addresses (/24 prefix))
  • 198.163.168.0/24 (256 addresses (/24 prefix))
  • and 25 more

IPv6 Prefixes (861 total)

  • 2604:3d00::/28
  • 2001:4e8::/32
  • 2607:ffb0::/32
  • 2620:8::/41