$ query “AS4226” --type=asn → 1 result(s)

AS4226 · SUMOFIBER

Sumofiber

AS4226 is operated by Sumofiber and serves as a mid-size transit provider, based in the United States since 2024. The system announces a respectable 49 664 IPv4 addresses, and supports IPv6. Most of its address space is geolocated to the United States. This AS has recently updated its prefix announcements.

  • Top 5% — Top 5% of all autonomous systems by reach and degree

Basic Information

Country
🇺🇸 United States
Category
Hosting
Network Role
Mid-size Transit
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Registered
March 19, 2024
Last Changed
March 04, 2026
Last Seen
April 29, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
43 / 16
IPv6 Prefixes (raw / aggregated)
5 / 4
IPv4 Addresses
49 664
Largest IPv4 Prefix
/18 (16 384 addresses)
Largest IPv6 Prefix
/31
Geolocated Countries
🇺🇸 United States (55 808 IPs)
Prefix Changed
April 29, 2026

Reputation

Reputation
Good — 1 flagged IPs out of 49 664 total (0.00%)

Connectivity Summary

Upstream Providers
9 upstreams providing transit
Peers
35 networks exchanging traffic without transit
Downstream Customers
8 downstreams buying transit
Unclassified
2 unclassified BGP neighbors
Degree
54 unique BGP neighbors
Reach
10 networks in customer cone

Upstream Providers (9)

  • AS174 — COGENT-174 (Tier-1 transit)
  • AS6461 — ZAYO-6461 (Tier-1 transit)
  • AS1299 — TWELVE99 (Tier-1 transit)
  • AS3257 — GTT-BACKBONE (Tier-1 transit)
  • AS2914 — NTT-DATA-2914 (Tier-1 transit)
  • AS3491 — PCCWG-APAC-HK (Tier-1 transit)
  • AS2711 — SPIRITTEL-AS
  • AS13739 — DATACENTER-IP
  • AS29968 — ASN-NETSYNC

Prefix Lists

IPv4 Prefixes (43 total)

  • 38.148.64.0/18 (16 384 addresses (/18 prefix))
  • 38.148.32.0/19 (8 192 addresses (/19 prefix))
  • 38.148.0.0/20 (4 096 addresses (/20 prefix))
  • 198.91.48.0/20 (4 096 addresses (/20 prefix))
  • 38.59.192.0/20 (4 096 addresses (/20 prefix))
  • 162.246.120.0/21 (2 048 addresses (/21 prefix))
  • 38.70.248.0/21 (2 048 addresses (/21 prefix))
  • 38.59.208.0/21 (2 048 addresses (/21 prefix))
  • 199.192.96.0/21 (2 048 addresses (/21 prefix))
  • 38.70.244.0/22 (1 024 addresses (/22 prefix))
  • 38.59.216.0/22 (1 024 addresses (/22 prefix))
  • 208.83.228.0/22 (1 024 addresses (/22 prefix))
  • 162.252.246.0/23 (512 addresses (/23 prefix))
  • 208.83.226.0/23 (512 addresses (/23 prefix))
  • 162.252.245.0/24 (256 addresses (/24 prefix))
  • 208.83.225.0/24 (256 addresses (/24 prefix))

IPv6 Prefixes (5 total)

  • 2604:f586::/31
  • 2604:f580::/32
  • 2604:f583::/32
  • 2604:f585::/32