$ query “AS402166” --type=asn → 1 result(s)
AS402166 · MANNHEIM-SD83
Mannheim School District 83
AS402166 belongs to Mannheim School District 83 and is an educational/research stub network, based in the United States since 2026. The system announces 256 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
- Education/Research
- Network Role
- Stub Network
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- January 30, 2026
- Last Changed
- September 12, 2026
- Last Seen
- October 14, 2026 (active)
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 1 / 1
- IPv6 Prefixes (raw / aggregated)
- 0 / 0
- IPv4 Addresses
- 256
- Largest IPv4 Prefix
- /24 (256 addresses)
- Geolocated Countries
- 🇺🇸 United States (256 IPs)
- Prefix Changed
- September 12, 2026
Reputation
- Reputation
- Pristine — 0 flagged IPs
Connectivity Summary
- Upstream Providers
- 1 upstream providing transit
- Degree
- 1 unique BGP neighbor
- Reach
- 0 networks in customer cone
Upstream Providers (1)
- AS6325 — ILLINOIS-CENTURY
Prefix Lists
IPv4 Prefixes (1 total)
- 66.99.51.0/24 (256 addresses (/24 prefix))