$ query “AS33733” --type=asn → 1 result(s)
AS33733 · CASTRO-TELECOM
CASTRO TELECOM LLC
AS33733 belongs to CASTRO TELECOM LLC and is a stub network, based in the United States since 2024. The system announces 1 280 IPv4 addresses. Most of its address space is geolocated to the United States. This AS's prefix announcements have been recently modified. No IPv6 support — it's 2026, just saying.
Basic Information
- Country
- 🇺🇸 United States
- Category
- Internet Service Provider
- Network Role
- Stub Network
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- January 22, 2024
- Last Changed
- July 26, 2026
- Last Seen
- August 06, 2026 (active)
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 2 / 2
- IPv6 Prefixes (raw / aggregated)
- 0 / 0
- IPv4 Addresses
- 1 280
- Largest IPv4 Prefix
- /22 (1 024 addresses)
- Geolocated Countries
- 🇺🇸 United States (1 536 IPs)
- Prefix Changed
- August 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)
- AS200454 — TOM-AS
Prefix Lists
IPv4 Prefixes (2 total)
- 64.93.80.0/22 (1 024 addresses (/22 prefix))
- 23.150.204.0/24 (256 addresses (/24 prefix))