37.140.254.251 is an IPv4 address operated by ExpressVPN (AS206092), geolocated to Zurich, Netherlands. As of October 24, 2026, IPDebrief rates it Moderate Risk (50/100); no anonymizing service was detected.
# IP Intelligence Briefing: 37.140.254.251
## Executive Summary
IP address 37.140.254.251 is associated with ExpressVPN and operates from the Netherlands (NL) within the 37.140.254.0/24 subnet. Overall risk profile is LOW with a risk score of 25/100. No active threat indicators detected. The IP is currently firewalled with no accessible services.
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## Profile Overview
- Risk Score: 25 (Low Risk)
- Location: Zurich, Netherlands (NL)
- Organization: ExpressVPN
- ASN: 206092 (origin)
- Service Status: Firewalled / No Services
- Network Classification: Residential/VPN infrastructure
## Threat Assessment
- Blacklist Status: 0 blacklists (not currently listed)
- DNSBL Status: Listed on 1 of 8 threat feeds (dnsblListedCount: 1)
- Tor Exit Node: No
- Known Attacker: No
- Spam Source: No
- Campaign Affiliation: None detected
## Network & Infrastructure
- Subnet: 37.140.254.0/24 (256 addresses)
- Subnet Classification: Mostly clean (abuse density: 0.2)
- Threat Siblings in Subnet: 4 out of 20 IPs show threat indicators
- Route Stability: Not stable (routeChanges30d: 0, but isRouteStable: false)
- Control Plane: RPKI state pending, IRR consistency pending
## Observation History (13 signals observed)
Recent intelligence signals include:
- Organization attribution: ExpressVPN (confidence: 0.90-0.95)
- Abuse contact: abuse-reports@vpnconsumer.com
- Geolocation consensus: Netherlands (multiple sources)
- One DNSBL listing with high severity rating
## Neighborhood Analysis
The 37.140.254.0/24 subnet contains 19 additional monitored IPs:
- Risk Distribution: 19 low-risk, 0 medium-risk, 0 high-risk
- Abuse Density: 0%
- Notable Pattern: Multiple sibling IPs (including 37.140.254.9, 37.140.254.51, 37.140.254.100) share identical risk score 25 and authority score 50, indicating coordinated infrastructure
## Recommended Security Actions
Based on the low-risk profile and VPN association, standard defensive posture is appropriate. No specific blocking required unless the IP appears in active threat campaigns or exhibits anomalous behavior.
Suggested Rules
- Allow if legitimate VPN traffic observed
- Monitor for port scanning or unusual connection patterns
- Block only if specific threat intelligence correlates with this IP
## Intelligence Notes
The IP demonstrates characteristics of legitimate VPN infrastructure with stable ownership (ExpressVPN). The single DNSBL listing may represent historical abuse or false positive. The subnet shows low abuse density despite 4 threat siblings, suggesting isolated incidents rather than coordinated abuse. No relationship graph connections detected (no certificates, domains, or related entities linked).
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | ExpressVPN |
| ASN | AS206092 |
| Network Name | NL-LAYERSWITCH1-20210921 |
| CIDR Block | 37.140.254.0/24 |
| RIR | RIPE |
| Country | NL |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR Record | No PTR |
| Forward Confirmed | No — PTR hostname does not resolve back to this IP (weak signal) |
🔐 DNS Hygiene
| Hygiene Score | 0% (None) |
| SPF | Not configured |
| DMARC | Not configured |
| FCrDNS | Not verified |
| DNSSEC | Not signed |
| CAA | Not configured |
☁️ Network Classification
| Infrastructure | Unknown |
| Service Purpose | Firewalled / No Services |
| Network Tier | Unknown — Insufficient routing data to classify |
🔌 Services & Open Ports
| Port | Service | Protocol | Banner |
|---|---|---|---|
| No open ports detected | |||
| Closed Ports | 22, 25, 80, 443, 3389, 8080, 8443 (0 open / 7 scanned) | ||
| Server | — |
| HTTP Title | — |
🔐 TLS Certificate
| SANs | None |
| Valid From | — |
| Valid Until | — |
🛡️ Public Network Snapshot
| Origin ASN | AS206092 |
| Network Prefix | 37.140.254.0/24 |
| Route mapping | Found |
🎯 Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 0% | 0 | 0 |
| routing | 0% | 0 | 0 |
| services | 0% | 0 | 0 |
| ownership | 0% | 0 | 0 |
| reputation | 0% | 0 | 0 |
| geolocation | 25% | 1 | 1 |
| Overall | 4% | 1 | 1 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (50%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-07-06 06:01:40 UTC |
| Last Seen | 2026-11-02 03:56:52 UTC |
| Profile Built | 2026-10-24 06:14:34 UTC |
| Data Freshness | Live |
| Signal Types | 18 |
| Total Observations | 20 |
Full dossier details are available via our API.
❓ Frequently Asked Questions About 37.140.254.251
Who owns the IP address 37.140.254.251?
37.140.254.251 is registered to ExpressVPN. The address falls within the 37.140.254.0/24 network block. Registration is held at RIPE.
Where is 37.140.254.251 located?
Geolocation data places 37.140.254.251 in Zurich, Zurich, Netherlands. The local time zone is Europe/Amsterdam. IP geolocation is approximate and indicates the network's registered or routed location rather than a precise physical address.
Is 37.140.254.251 malicious or safe?
37.140.254.251 currently carries a moderate risk assessment, meaning some indicators warrant caution, but the evidence is mixed. This assessment is generated from continuously collected signals and can change over time.