$ query “AS19870” --type=asn → 1 result(s)
AS19870 · CCSD
Cherry Creek School District #5
AS19870 is operated by Cherry Creek School District #5 and serves as an educational/research stub network, based in the United States since 2012. The system announces 8 192 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
- Education/Research
- Network Role
- Stub Network
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- June 19, 2012
- Last Changed
- March 04, 2026
- Last Seen
- May 01, 2026 (active)
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 3 / 1
- IPv6 Prefixes (raw / aggregated)
- 0 / 0
- IPv4 Addresses
- 8 192
- Largest IPv4 Prefix
- /19 (8 192 addresses)
- Geolocated Countries
- 🇺🇸 United States (8 192 IPs)
- Prefix Changed
- March 04, 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)
- AS6461 — ZAYO-6461 (Tier-1 transit)
Prefix Lists
IPv4 Prefixes (3 total)
- 166.113.0.0/19 (8 192 addresses (/19 prefix))