$ query “AS5531” --type=asn → 1 result(s)
AS5531 · TEZTOUR-AS
SINUM CURRUS LTD
AS5531 belongs to SINUM CURRUS LTD and is a residential access provider, based in Cyprus since 2009. The system announces 768 IPv4 addresses. Its primary geographic footprint is in Russia, with additional presence in Ukraine. No IPv6 support — it's 2026, just saying.
- #7 in Cyprus — Top 10 by reach within country
Basic Information
- Country
- 🇨🇾 Cyprus
- Category
- Internet Service Provider
- Network Role
- Access Provider
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- January 21, 2009
- Last Changed
- June 01, 2026
- Last Seen
- September 05, 2026 (active)
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 4 / 2
- IPv6 Prefixes (raw / aggregated)
- 0 / 0
- IPv4 Addresses
- 768
- Largest IPv4 Prefix
- /23 (512 addresses)
- Geolocated Countries
- 🇷🇺 Russia (1 024 IPs), 🇺🇦 Ukraine (256 IPs)
- Prefix Changed
- May 09, 2026
Reputation
- Reputation
- Pristine — 0 flagged IPs
Connectivity Summary
- Upstream Providers
- 4 upstreams providing transit
- Peers
- 3 networks exchanging traffic without transit
- Downstream Customers
- 1 downstream buying transit
- Degree
- 8 unique BGP neighbors
- Reach
- 2 networks in customer cone
Upstream Providers (4)
Prefix Lists
IPv4 Prefixes (4 total)
- 194.165.24.0/23 (512 addresses (/23 prefix))
- 91.224.2.0/24 (256 addresses (/24 prefix))