$ query “AS10753” --type=asn → 1 result(s)

AS10753 · LUMEN-LEGACY-L3-CUSTOMER-SHARED-USE

Level 3 Parent LLC

AS10753 is run by Level 3 Parent LLC and is a mid-size transit provider, based in the United States since 1997. The system announces a solid 563 456 IPv4 addresses, including a /16, and supports IPv6. Most of its address space is geolocated to the United States, with additional presence in Canada and Australia, and smaller footprints in 23 additional countries. Prefix announcements for this AS were recently updated.

  • Top 5% — Top 5% of all autonomous systems by reach and degree
  • Pioneer — Registered before the year 2000

Basic Information

Country
🇺🇸 United States
Category
Internet Service Provider
Network Role
Mid-size Transit
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Registered
November 18, 1997
Last Changed
March 04, 2026
Last Seen
May 12, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
639 / 513
IPv6 Prefixes (raw / aggregated)
18 / 15
IPv4 Addresses
563 456
Largest IPv4 Prefix
/16 (65 536 addresses)
Largest IPv6 Prefix
/36
Geolocated Countries
🇺🇸 United States (556 832 IPs), 🇨🇦 Canada (31 488 IPs), 🇦🇺 Australia (7 936 IPs) and 23 more
Prefix Changed
May 13, 2026

Reputation

Reputation
Pristine — 0 flagged IPs

Connectivity Summary

Upstream Providers
11 upstreams providing transit
Peers
2 networks exchanging traffic without transit
Downstream Customers
52 downstreams buying transit
Unclassified
1 unclassified BGP neighbor
Degree
66 unique BGP neighbors
Reach
61 networks in customer cone

Upstream Providers (11)

Prefix Lists

IPv4 Prefixes (639 total)

  • 138.15.0.0/16 (65 536 addresses (/16 prefix))
  • 147.207.0.0/16 (65 536 addresses (/16 prefix))
  • 164.156.0.0/16 (65 536 addresses (/16 prefix))
  • 199.20.128.0/17 (32 768 addresses (/17 prefix))
  • 164.157.0.0/17 (32 768 addresses (/17 prefix))
  • 164.157.128.0/18 (16 384 addresses (/18 prefix))
  • 199.5.64.0/18 (16 384 addresses (/18 prefix))
  • 206.224.0.0/19 (8 192 addresses (/19 prefix))
  • 168.215.0.0/19 (8 192 addresses (/19 prefix))
  • 164.157.192.0/19 (8 192 addresses (/19 prefix))
  • 166.67.96.0/19 (8 192 addresses (/19 prefix))
  • 198.143.0.0/19 (8 192 addresses (/19 prefix))
  • 199.79.0.0/20 (4 096 addresses (/20 prefix))
  • 87.98.96.0/20 (4 096 addresses (/20 prefix))
  • 205.172.80.0/20 (4 096 addresses (/20 prefix))
  • 178.209.64.0/20 (4 096 addresses (/20 prefix))
  • 132.244.80.0/20 (4 096 addresses (/20 prefix))
  • 23.92.144.0/20 (4 096 addresses (/20 prefix))
  • 206.192.80.0/21 (2 048 addresses (/21 prefix))
  • 205.203.176.0/21 (2 048 addresses (/21 prefix))
  • 166.0.88.0/21 (2 048 addresses (/21 prefix))
  • 85.255.176.0/21 (2 048 addresses (/21 prefix))
  • 8.242.128.0/21 (2 048 addresses (/21 prefix))
  • 194.34.80.0/21 (2 048 addresses (/21 prefix))
  • 162.18.72.0/21 (2 048 addresses (/21 prefix))
  • 205.172.72.0/21 (2 048 addresses (/21 prefix))
  • 109.204.104.0/21 (2 048 addresses (/21 prefix))
  • 87.98.112.0/21 (2 048 addresses (/21 prefix))
  • 162.251.248.0/21 (2 048 addresses (/21 prefix))
  • 205.172.96.0/21 (2 048 addresses (/21 prefix))
  • 75.153.88.0/22 (1 024 addresses (/22 prefix))
  • 66.128.192.0/22 (1 024 addresses (/22 prefix))
  • 205.188.148.0/22 (1 024 addresses (/22 prefix))
  • 141.81.180.0/22 (1 024 addresses (/22 prefix))
  • 205.153.8.0/22 (1 024 addresses (/22 prefix))
  • 205.188.152.0/22 (1 024 addresses (/22 prefix))
  • 205.144.100.0/22 (1 024 addresses (/22 prefix))
  • 144.225.200.0/22 (1 024 addresses (/22 prefix))
  • 205.188.228.0/22 (1 024 addresses (/22 prefix))
  • 45.139.56.0/22 (1 024 addresses (/22 prefix))
  • 149.97.48.0/22 (1 024 addresses (/22 prefix))
  • 200.14.84.0/22 (1 024 addresses (/22 prefix))
  • 151.242.180.0/22 (1 024 addresses (/22 prefix))
  • 199.233.244.0/22 (1 024 addresses (/22 prefix))
  • 66.128.204.0/22 (1 024 addresses (/22 prefix))
  • 199.197.0.0/22 (1 024 addresses (/22 prefix))
  • 75.153.64.0/22 (1 024 addresses (/22 prefix))
  • 199.68.16.0/22 (1 024 addresses (/22 prefix))
  • 50.114.76.0/22 (1 024 addresses (/22 prefix))
  • 62.192.120.0/22 (1 024 addresses (/22 prefix))

IPv6 Prefixes (18 total)

  • 2602:fe60::/36
  • 2001:13b3:4::/46
  • 2001:13b4:5009::/48
  • 2001:13b3:a::/48
  • 2001:13b4:1::/48
  • 2001:13b4:4009::/48
  • 2001:428:b26::/48
  • 2400:8a20:1b0::/48
  • 2602:811:900c::/48
  • 2602:816:6::/48
  • 2602:816:8::/48
  • 2001:13b3:2::/48
  • 2801:12:c800::/48
  • 2801:1b:1800::/48
  • 2801:15c:2::/48