AS401026
Iron Mountain Data Center
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
- Hosting allocation −6
- Trust score 59 / 100
Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →
Top CIDR ranges
| CIDR | IPs | PTR Density | Organization | Country | State | City |
|---|---|---|---|---|---|---|
| 148.51.219.0/24 | 256 |
0.0%
|
Iron Mountain Data Center | US | — | — |
| 148.51.238.0/24 | 256 |
4.3%
|
Iron Mountain Data Center | US | — | — |
| 148.51.241.0/24 | 256 |
2.3%
|
Iron Mountain Data Center | US | — | — |
| 209.160.234.0/24 | 256 |
29.7%
|
Iron Mountain Data Center | US | Massachusetts | Stoneham |
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS401026 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 |
|---|---|---|
| 148.51.241.0/24 | 7,675 | 2026-07-24 07:21:55 |
| 209.160.234.0/24 | 6,772 | 2026-07-24 07:22:30 |
| 148.51.219.0/24 | 5,293 | 2026-07-24 07:21:55 |
| 148.51.238.0/24 | 5,292 | 2026-07-24 07:21:55 |
Frequently Asked Questions
What is AS401026?
AS401026 is an Autonomous System Number assigned to Iron Mountain Data Center. 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 AS401026 announce?
AS401026 announces 1.0K IPv4 addresses distributed across 4 routed CIDR prefixes. The network is registered in Spain.
Who operates AS401026?
AS401026 is operated by Iron Mountain Data Center. The organization is based in Spain. You can view all IP ranges and related ASNs on the organization page.
What country is AS401026 registered in?
AS401026 is registered in Spain. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
