$ query “AS21247” --type=asn → 1 result(s)
AS21247 · IPSYN-AS
Association IP Synergies
AS21247 is owned by Association IP Synergies and is an enterprise stub network, registered in France since 2002. The system announces 512 IPv4 addresses, and supports IPv6. Its primary geographic footprint is in France.
Basic Information
- Country
- 🇫🇷 France
- Category
- Business
- Network Role
- Stub Network
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- May 28, 2002
- Last Changed
- March 04, 2026
- Last Seen
- May 01, 2026 (active)
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 1 / 1
- IPv6 Prefixes (raw / aggregated)
- 1 / 1
- IPv4 Addresses
- 512
- Largest IPv4 Prefix
- /23 (512 addresses)
- Largest IPv6 Prefix
- /48
- Geolocated Countries
- 🇫🇷 France (1 024 IPs)
- Prefix Changed
- March 04, 2026
Reputation
- Reputation
- Pristine — 0 flagged IPs
Connectivity Summary
- Upstream Providers
- 3 upstreams providing transit
- Peers
- 32 networks exchanging traffic without transit
- Unclassified
- 2 unclassified BGP neighbors
- Degree
- 37 unique BGP neighbors
- Reach
- 0 networks in customer cone
Upstream Providers (3)
Prefix Lists
IPv4 Prefixes (1 total)
- 193.109.142.0/23 (512 addresses (/23 prefix))
IPv6 Prefixes (1 total)
- 2001:67c:6cc::/48