$ query “AS10004” --type=asn → 1 result(s)
AS10004 · AS-PHOENIX-J
Phoenix Communications Inc.
AS10004 belongs to Phoenix Communications Inc. and is a residential access provider, based in Japan. The system announces a respectable 26 368 IPv4 addresses, and supports IPv6. Most of its address space is geolocated to Japan.
Basic Information
- Country
- 🇯🇵 Japan
- Category
- Internet Service Provider
- Network Role
- Access Provider
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Last Changed
- March 04, 2026
- Last Seen
- October 21, 2026 (active)
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 11 / 11
- IPv6 Prefixes (raw / aggregated)
- 1 / 1
- IPv4 Addresses
- 26 368
- Largest IPv4 Prefix
- /19 (8 192 addresses)
- Largest IPv6 Prefix
- /32
- Geolocated Countries
- 🇯🇵 Japan (26 368 IPs)
- Prefix Changed
- March 04, 2026
Reputation
- Reputation
- Pristine — 0 flagged IPs
Connectivity Summary
- Upstream Providers
- 4 upstreams providing transit
- Peers
- 15 networks exchanging traffic without transit
- Downstream Customers
- 1 downstream buying transit
- Degree
- 20 unique BGP neighbors
- Reach
- 1 network in customer cone
Upstream Providers (4)
Prefix Lists
IPv4 Prefixes (11 total)
- 157.101.128.0/19 (8 192 addresses (/19 prefix))
- 210.185.128.0/19 (8 192 addresses (/19 prefix))
- 211.133.144.0/20 (4 096 addresses (/20 prefix))
- 133.247.128.0/21 (2 048 addresses (/21 prefix))
- 103.226.44.0/22 (1 024 addresses (/22 prefix))
- 133.247.100.0/22 (1 024 addresses (/22 prefix))
- 133.247.90.0/23 (512 addresses (/23 prefix))
- 133.247.232.0/23 (512 addresses (/23 prefix))
- 115.179.57.0/24 (256 addresses (/24 prefix))
- 115.179.200.0/24 (256 addresses (/24 prefix))
- 133.247.234.0/24 (256 addresses (/24 prefix))
IPv6 Prefixes (1 total)
- 2401:440::/32