$ query “AS43278” --type=asn → 1 result(s)
AS43278 — CASTLES-AS
Castles LLC
AS43278 is a mid-size transit provider run by Castles LLC, based in Russia since 2018. The network announces 4 096 IPv4 addresses. Supports IPv6.
Basic Information
- Country
- 🇷🇺 Russia
- Category
- Hosting
- Network Role
- Mid-size Transit
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- July 19, 2018
- Last Changed
- March 04, 2026
- Last Seen
- March 05, 2026
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 16 / 16
- IPv6 Prefixes (raw / aggregated)
- 2 / 2
- IPv4 Addresses
- 4 096
- Largest IPv4 Prefix
- /24 (256 addresses)
- Largest IPv6 Prefix
- /48
- Geolocated Countries
- 🇷🇺 RU (21 IPs), 🇰🇿 KZ (1 IPs)
- Prefix Changed
- March 04, 2026
Reputation
- Reputation
- Pristine — 0 flagged IPs out of 4 096 total (0.00%)
Connectivity Summary
- Upstream Providers
- 7 upstream autonomous systems providing transit
- Peers
- 18 autonomous systems exchanging traffic without transit fees
- Downstream Customers
- 6 downstream autonomous systems buying transit
- Degree
- 31 unique BGP neighbors (providers + customers + peers)
- Reach
- 12 — customer cone size measuring network influence
- Degree Rank
- #4 591
- Reach Rank
- #2 906
Upstream Providers (7)
Prefix Lists
IPv4 Prefixes (16 total)
- 5.42.211.0/24 (256 addresses)
- 45.129.237.0/24 (256 addresses)
- 45.137.154.0/24 (256 addresses)
- 80.242.59.0/24 (256 addresses)
- 91.192.93.0/24 (256 addresses)
- 91.220.80.0/24 (256 addresses)
- 95.181.158.0/24 (256 addresses)
- 152.89.199.0/24 (256 addresses)
- 170.168.20.0/24 (256 addresses)
- 185.17.0.0/24 (256 addresses)
- 185.189.255.0/24 (256 addresses)
- 185.207.214.0/24 (256 addresses)
- 194.147.90.0/24 (256 addresses)
- 195.18.27.0/24 (256 addresses)
- 212.46.36.0/24 (256 addresses)
- 213.226.115.0/24 (256 addresses)
IPv6 Prefixes (2 total)
- 2a06:1301:4350::/48
- 2a0a:4d00:9::/48