$ query “AS27506” --type=asn → 1 result(s)
AS27506 · ZAYO-CCF-AS27506
Zayo Bandwidth
AS27506 is owned by Zayo Bandwidth and is a residential access provider, registered in the United States since 2003. The system announces a respectable 28 672 IPv4 addresses. Its primary geographic footprint is in the United States. No IPv6 support — it's 2026, just saying.
Basic Information
- Country
- 🇺🇸 United States
- Category
- Internet Service Provider
- Network Role
- Access Provider
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- March 19, 2003
- Last Changed
- June 03, 2026
- Last Seen
- June 05, 2026 (active)
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 17 / 4
- IPv6 Prefixes (raw / aggregated)
- 0 / 0
- IPv4 Addresses
- 28 672
- Largest IPv4 Prefix
- /19 (8 192 addresses)
- Geolocated Countries
- 🇺🇸 United States (36 864 IPs)
- Prefix Changed
- March 04, 2026
Reputation
- Reputation
- Pristine — 0 flagged IPs
Connectivity Summary
- Upstream Providers
- 1 upstream providing transit
- Downstream Customers
- 1 downstream buying transit
- Degree
- 2 unique BGP neighbors
- Reach
- 1 network in customer cone
Upstream Providers (1)
- AS46887 — LIGHTOWER
Prefix Lists
IPv4 Prefixes (17 total)
- 64.20.160.0/19 (8 192 addresses (/19 prefix))
- 69.64.192.0/19 (8 192 addresses (/19 prefix))
- 209.148.32.0/19 (8 192 addresses (/19 prefix))
- 76.8.64.0/20 (4 096 addresses (/20 prefix))