$ query “AS209103” --type=asn → 1 result(s)
AS209103 — PROTONVPN
Proton AG
AS209103 is an enterprise stub network run by Proton AG, registered in Switzerland since 2019. The network announces 1 536 IPv4 addresses. Supports IPv6.
Basic Information
- Country
- 🇨🇭 Switzerland
- Category
- Business
- Network Role
- Stub Network
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- April 05, 2019
- Last Changed
- March 04, 2026
- Last Seen
- March 04, 2026
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 6 / 5
- IPv6 Prefixes (raw / aggregated)
- 4 / 3
- IPv4 Addresses
- 1 536
- Largest IPv4 Prefix
- /23 (512 addresses)
- Largest IPv6 Prefix
- /43
- Geolocated Countries
- 🇨🇭 CH (5 IPs), 🇩🇪 DE (2 IPs)
- Prefix Changed
- March 04, 2026
Reputation
- Reputation
- Pristine — 0 flagged IPs out of 1 536 total (0.00%)
Connectivity Summary
- Upstream Providers
- 2 upstream autonomous systems providing transit
- Peers
- 0 autonomous systems exchanging traffic without transit fees
- Downstream Customers
- 0 downstream autonomous systems buying transit
- Degree
- 2 unique BGP neighbors (providers + customers + peers)
- Reach
- 0 — customer cone size measuring network influence
- Degree Rank
- #46 249
Upstream Providers (2)
Prefix Lists
IPv4 Prefixes (6 total)
- 62.169.136.0/23 (512 addresses)
- 79.135.104.0/24 (256 addresses)
- 185.159.157.0/24 (256 addresses)
- 185.159.159.0/24 (256 addresses)
- 194.126.177.0/24 (256 addresses)
IPv6 Prefixes (4 total)
- 2a07:b941:f00::/43
- 2a07:b941:e10::/44
- 2a07:b941:e40::/44