$ query “AS19524” --type=asn → 1 result(s)

AS19524 · FIFTH-THIRD-BANCORP

Fifth Third Bank National Association

AS19524 belongs to Fifth Third Bank National Association and is an enterprise stub network, based in the United States since 2001. The system announces a respectable 11 264 IPv4 addresses. The bulk of its IP address space is in the United States. No IPv6 support — it's 2026, just saying.

Basic Information

Country
🇺🇸 United States
Category
Business
Network Role
Stub Network
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Registered
January 16, 2001
Last Changed
July 16, 2026
Last Seen
August 06, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
44 / 16
IPv6 Prefixes (raw / aggregated)
0 / 0
IPv4 Addresses
11 264
Largest IPv4 Prefix
/21 (2 048 addresses)
Geolocated Countries
🇺🇸 United States (11 264 IPs)
Prefix Changed
March 04, 2026

Reputation

Reputation
Pristine — 0 flagged IPs

Connectivity Summary

Upstream Providers
2 upstreams providing transit
Degree
2 unique BGP neighbors
Reach
0 networks in customer cone

Upstream Providers (2)

  • AS7018 — ATT-INTERNET4 (Tier-1 transit)
  • AS19905 — ARBORCLOUD

Prefix Lists

IPv4 Prefixes (44 total)

  • 170.228.8.0/21 (2 048 addresses (/21 prefix))
  • 170.228.180.0/22 (1 024 addresses (/22 prefix))
  • 170.228.0.0/22 (1 024 addresses (/22 prefix))
  • 170.228.184.0/22 (1 024 addresses (/22 prefix))
  • 170.228.104.0/22 (1 024 addresses (/22 prefix))
  • 170.228.216.0/22 (1 024 addresses (/22 prefix))
  • 170.228.212.0/22 (1 024 addresses (/22 prefix))
  • 12.15.6.0/23 (512 addresses (/23 prefix))
  • 170.228.252.0/23 (512 addresses (/23 prefix))
  • 170.228.4.0/23 (512 addresses (/23 prefix))
  • 170.228.100.0/24 (256 addresses (/24 prefix))
  • 170.228.188.0/24 (256 addresses (/24 prefix))
  • 170.228.156.0/24 (256 addresses (/24 prefix))
  • 170.228.204.0/24 (256 addresses (/24 prefix))
  • 170.228.220.0/24 (256 addresses (/24 prefix))
  • 170.228.6.0/24 (256 addresses (/24 prefix))