AS39409
Sebastian-Wilhelm Graf
Reputation · trust score
A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.
- Baseline (neutral) 65
- Trust score 65 / 100
Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →
Network profile
Source: PeeringDB →Present at 9 internet exchanges: Frys-IX, Grunn-IX, ERA-IX Amsterdam, FogIXP, Speed-IX: SPEED-IX, INTERIX, LSIX: Main, FogIXP Amsterdam, FogIXP Frankfurt
Top CIDR ranges
| CIDR | IPs | PTR Density | Organization | Country | State | City |
|---|---|---|---|---|---|---|
| 37.153.156.0/24 | 256 |
99.2%
|
Sebastian-Wilhelm Graf | AT | — | — |
| 89.35.49.0/24 | 256 |
0.0%
|
Skynode | AT | — | — |
| 185.216.8.0/24 | 256 |
100.0%
|
Sebastian-Wilhelm Graf | AT | State of Vienna | Vienna |
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS39409 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.
| Prefix | Announcement samples | Last seen |
|---|---|---|
| 185.216.8.0/24 | 14,684 | 2026-07-26 14:23:36 |
| 37.153.156.0/24 | 12,670 | 2026-07-26 14:47:54 |
| 89.35.49.0/24 | 3,594 | 2026-07-08 12:39:30 |
Frequently Asked Questions
What is AS39409?
AS39409 is an Autonomous System Number assigned to Sebastian-Wilhelm Graf. An ASN identifies a network that controls a specific set of IP addresses and determines how traffic is routed across the internet via BGP (Border Gateway Protocol).
How many IP addresses does AS39409 announce?
AS39409 announces 768 IPv4 addresses distributed across 3 routed CIDR prefixes. The network is registered in United Kingdom.
Who operates AS39409?
AS39409 is operated by Sebastian-Wilhelm Graf. The organization is based in United Kingdom. You can view all IP ranges and related ASNs on the organization page.
What country is AS39409 registered in?
AS39409 is registered in United Kingdom. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
