$ query “AS577” --type=asn → 1 result(s)

AS577 · BACOM

Bell Canada

AS577 is operated by Bell Canada and serves as a major transit provider, based in Canada since 1999. The system announces an impressive 7.0 million IPv4 addresses, including a /13, and supports IPv6. Its primary geographic footprint is in Canada, with additional presence in the United States and Mexico. 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 03, 1999
Last Changed
March 04, 2026
Last Seen
October 21, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
16 129 / 329
IPv6 Prefixes (raw / aggregated)
70 / 45
IPv4 Addresses
7 030 016
Largest IPv4 Prefix
/13 (524 288 addresses)
Largest IPv6 Prefix
/32
Geolocated Countries
🇨🇦 Canada (7 019 168 IPs), 🇺🇸 United States (9 792 IPs), 🇲🇽 Mexico (1 056 IPs)
Prefix Changed
October 22, 2026

Reputation

Reputation
Good — 92 flagged IPs out of 7 030 016 total (0.00%)

Connectivity Summary

Upstream Providers
6 upstreams providing transit
Peers
58 networks exchanging traffic without transit
Downstream Customers
249 downstreams buying transit
Unclassified
11 unclassified BGP neighbors
Degree
324 unique BGP neighbors
Reach
455 networks in customer cone

Upstream Providers (6)

  • AS3356 — LEVEL3 (Tier-1 transit)
  • AS1299 — TWELVE99 (Tier-1 transit)
  • AS3257 — GTT-BACKBONE (Tier-1 transit)
  • AS701 — UUNET (Tier-1 transit)
  • AS6453 — AS6453 (Tier-1 transit)
  • AS15296 — CYBERA

Prefix Lists

IPv4 Prefixes (16 129 total)

  • 70.24.0.0/13 (524 288 addresses (/13 prefix))
  • 70.48.0.0/13 (524 288 addresses (/13 prefix))
  • 76.64.0.0/13 (524 288 addresses (/13 prefix))
  • 174.88.0.0/13 (524 288 addresses (/13 prefix))
  • 65.92.0.0/14 (262 144 addresses (/14 prefix))
  • 67.68.0.0/14 (262 144 addresses (/14 prefix))
  • 69.156.0.0/14 (262 144 addresses (/14 prefix))
  • 74.12.0.0/14 (262 144 addresses (/14 prefix))
  • 142.112.0.0/14 (262 144 addresses (/14 prefix))
  • 142.180.0.0/14 (262 144 addresses (/14 prefix))
  • 142.184.0.0/14 (262 144 addresses (/14 prefix))
  • 184.144.0.0/14 (262 144 addresses (/14 prefix))
  • 50.100.0.0/15 (131 072 addresses (/15 prefix))
  • 64.228.0.0/15 (131 072 addresses (/15 prefix))
  • 142.116.0.0/15 (131 072 addresses (/15 prefix))
  • 142.126.0.0/15 (131 072 addresses (/15 prefix))
  • 142.188.0.0/15 (131 072 addresses (/15 prefix))
  • 184.148.0.0/15 (131 072 addresses (/15 prefix))
  • 216.208.0.0/15 (131 072 addresses (/15 prefix))
  • 64.231.0.0/16 (65 536 addresses (/16 prefix))
  • 139.142.0.0/16 (65 536 addresses (/16 prefix))
  • 142.118.0.0/16 (65 536 addresses (/16 prefix))
  • 142.120.0.0/16 (65 536 addresses (/16 prefix))
  • 142.122.0.0/16 (65 536 addresses (/16 prefix))
  • 142.159.0.0/16 (65 536 addresses (/16 prefix))
  • 142.170.0.0/16 (65 536 addresses (/16 prefix))
  • 142.172.0.0/16 (65 536 addresses (/16 prefix))
  • 142.198.0.0/16 (65 536 addresses (/16 prefix))
  • 142.217.0.0/16 (65 536 addresses (/16 prefix))
  • 161.216.0.0/16 (65 536 addresses (/16 prefix))
  • 184.151.0.0/16 (65 536 addresses (/16 prefix))
  • 199.243.0.0/16 (65 536 addresses (/16 prefix))
  • 204.101.0.0/16 (65 536 addresses (/16 prefix))
  • 206.47.0.0/16 (65 536 addresses (/16 prefix))
  • 206.172.0.0/16 (65 536 addresses (/16 prefix))
  • 207.35.0.0/16 (65 536 addresses (/16 prefix))
  • 207.61.0.0/16 (65 536 addresses (/16 prefix))
  • 207.164.0.0/16 (65 536 addresses (/16 prefix))
  • 207.236.0.0/16 (65 536 addresses (/16 prefix))
  • 209.226.0.0/16 (65 536 addresses (/16 prefix))
  • 66.38.128.0/17 (32 768 addresses (/17 prefix))
  • 142.119.0.0/17 (32 768 addresses (/17 prefix))
  • 216.18.0.0/17 (32 768 addresses (/17 prefix))
  • 64.42.192.0/18 (16 384 addresses (/18 prefix))
  • 66.201.192.0/18 (16 384 addresses (/18 prefix))
  • 184.150.0.0/18 (16 384 addresses (/18 prefix))
  • 184.150.128.0/18 (16 384 addresses (/18 prefix))
  • 209.17.128.0/18 (16 384 addresses (/18 prefix))
  • 209.139.192.0/18 (16 384 addresses (/18 prefix))
  • 156.57.128.0/19 (8 192 addresses (/19 prefix))

IPv6 Prefixes (70 total)

  • 2001:4958::/32
  • 2605:b100:a00::/39
  • 2605:b100:1000::/39
  • 2605:b100::/41
  • 2605:b100:100::/41
  • 2605:b100:200::/41
  • 2605:b100:300::/41
  • 2605:b100:400::/41
  • 2605:b100:500::/41
  • 2605:b100:600::/41
  • 2605:b100:700::/41
  • 2605:b100:800::/41
  • 2605:b100:900::/41
  • 2605:b100:c00::/41
  • 2605:b100:d00::/41
  • 2605:b100:e000::/41
  • 2605:b100:f750::/44
  • 2605:b100:298::/45
  • 2605:b100:1600::/46
  • 2605:b100:80::/47
  • 2605:b100:a2::/47
  • 2605:b100:280::/47
  • 2605:b100:480::/47
  • 2605:b100:4a2::/47
  • 2605:b100:68e::/47
  • 2605:b100:c80::/47
  • 2605:b100:f2f0::/47
  • 2605:b100:f3f0::/47
  • 2605:b100:f4f0::/47
  • 2605:b100:f5f0::/47
  • 2602:812:2001::/48
  • 2602:812:2002::/48
  • 2602:812:2004::/48
  • 2605:b100:8b::/48
  • 2605:b100:93::/48
  • 2605:b100:48b::/48
  • 2605:b100:493::/48
  • 2605:b100:680::/48
  • 2605:b100:880::/48
  • 2605:b100:893::/48
  • 2605:b100:eff::/48
  • 2605:b100:f01::/48
  • 2605:b100:1400::/48
  • 2620:45:2000::/48
  • 2620:d9:6000::/48