$ query “AS37540” --type=asn → 1 result(s)
AS37540 · WINROK-AS
WINROK-AS
AS37540 is run by WINROK-AS and is a hosting access provider, registered in Nigeria since 2013. The system announces 1 536 IPv4 addresses, and supports IPv6. The bulk of its IP address space is in Nigeria, with additional presence in Nicaragua.
Basic Information
- Country
- 🇳🇬 Nigeria
- Category
- Hosting
- Network Role
- Access Provider
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- July 01, 2013
- Last Changed
- May 10, 2026
- Last Seen
- June 14, 2026 (active)
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 10 / 2
- IPv6 Prefixes (raw / aggregated)
- 1 / 1
- IPv4 Addresses
- 1 536
- Largest IPv4 Prefix
- /22 (1 024 addresses)
- Largest IPv6 Prefix
- /32
- Geolocated Countries
- 🇳🇬 Nigeria (2 560 IPs), 🇳🇮 Nicaragua (16 IPs)
- Prefix Changed
- April 10, 2026
Reputation
- Reputation
- Good — 1 flagged IPs out of 1 536 total (0.07%)
Connectivity Summary
- Upstream Providers
- 3 upstreams providing transit
- Downstream Customers
- 2 downstreams buying transit
- Unclassified
- 1 unclassified BGP neighbor
- Degree
- 6 unique BGP neighbors
- Reach
- 2 networks in customer cone
Upstream Providers (3)
Prefix Lists
IPv4 Prefixes (10 total)
- 41.207.248.0/22 (1 024 addresses (/22 prefix))
- 102.220.44.0/23 (512 addresses (/23 prefix))
IPv6 Prefixes (1 total)
- 2c0f:eaa8::/32