AS12748
IAV GmbH Ingenieurgesellschaft Auto und Verkehr
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 2 internet exchanges: DE-CIX Frankfurt: DE-CIX Frankfurt Peering LAN, DE-CIX New York: DE-CIX New York Peering LAN
Top CIDR ranges
| CIDR | IPs | PTR Density | Organization | Country | State | City |
|---|---|---|---|---|---|---|
| 5.183.20.0/22 | 1.0K |
0.0%
|
IAV GmbH Ingenieurgesellschaft Auto und Verkehr | DE | — | — |
| 45.137.56.0/22 | 1.0K |
2.9%
|
IAV GmbH Ingenieurgesellschaft Auto und Verkehr | DE | — | — |
| 185.225.140.0/22 | 1.0K |
1.8%
|
IAV GmbH Ingenieurgesellschaft Auto und Verkehr | DE | Hesse | Frankfurt am Main |
| 193.104.216.0/24 | 256 |
52.3%
|
IAV GmbH Ingenieurgesellschaft Auto und Verkehr | DE | Lower Saxony | Gifhorn |
| 194.31.198.0/24 | 256 |
23.8%
|
IAV GmbH Ingenieurgesellschaft Auto und Verkehr | DE | — | — |
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS12748 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 |
|---|---|---|
| 185.225.140.0/22 | 25,162 | 2026-07-31 02:19:50 |
| 5.183.20.0/22 | 24,825 | 2026-07-31 02:19:47 |
| 45.137.56.0/22 | 24,534 | 2026-07-31 02:19:47 |
| 194.31.198.0/24 | 24,358 | 2026-07-31 02:19:50 |
| 193.104.216.0/24 | 24,330 | 2026-07-31 02:19:50 |
Frequently Asked Questions
What is AS12748?
AS12748 is an Autonomous System Number assigned to IAV GmbH Ingenieurgesellschaft Auto und Verkehr. 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 AS12748 announce?
AS12748 announces 3.6K IPv4 addresses distributed across 5 routed CIDR prefixes. The network is registered in Germany.
Who operates AS12748?
AS12748 is operated by IAV GmbH Ingenieurgesellschaft Auto und Verkehr. The organization is based in Germany. You can view all IP ranges and related ASNs on the organization page.
What country is AS12748 registered in?
AS12748 is registered in Germany. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
