216.73.161.152
216.73.161.152 is an IPv4 address operated by Prefixx, Inc. (AS206092), geolocated to New York, United States. As of October 7, 2026, IPDebrief rates it Low Risk (25/100); no anonymizing service was detected.
# IP Intelligence Briefing: 216.73.161.152
Classification: Low Risk / Passive Infrastructure
Date: 2026-07-25
Analyst: IPDebrief SOC Team
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## Executive Summary
IP 216.73.161.152 is a low-risk passive infrastructure address associated with Prefixx, Inc. (PFX-EXPRESSVPN). The IP shows no active threat indicators, no known attacker behavior, and no open services. While DNSBL listing exists, overall risk scoring indicates this is not currently malicious.
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## Ownership and Network Context
- Organization: Prefixx, Inc.
- Network Name: PFX-EXPRESSVPN
- ASN: 206092 (SECFIREWALLAS - F.N.S. HOLDINGS LIMITED)
- CIDR Block: 216.73.160.0/22
- Geolocation: New York, US (US-NY)
- RIR: ARIN
- Registration: 2021-10-04
The IP is part of a /24 subnet containing 53 sibling addresses. Neighborhood analysis shows 0 high-risk, 2 medium-risk, and 51 low-risk neighbors with an abuse density score of 0, indicating this subnet is generally well-behaved.
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## Threat Profile
Risk Score: 25 (Low Risk)
| Indicator | Status |
|---|---|
| Known Attacker | No |
| Tor Exit Node | No |
| Spam Source | No |
| Known Campaigns | None |
| Open Ports | None (Firewalled) |
| DNSBL Listings | 1 of 8 total lists |
The control plane shows the IP has 1 DNSBL listing out of 8 total lists evaluated. DNSSEC validation is confirmed as valid. Route stability is flagged as unstable (isRouteStable: false).
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## Observations and History
Total Observations: 11
Recent observations (2026-07-25) include:
- DNSSEC validation confirmed (true)
- ASN resolution to 216.73.160.0/23
- PTR records absent (null)
- Forward resolution count: 0
- Organization confirmed: Prefixx, Inc.
One signal shows blacklist activity with 8 total listings, 1 current listing, and maximum severity rated "high." This suggests historical or passive listing status rather than active abuse.
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## Network Behavior
- Connection Type: Firewalled / No Services
- Traceroute: 12 hops total
- Transit Network: Comcast
- First Hop RTT: 0.2ms
- Last Hop RTT: 21.1ms
- Timed Out Hops: 2
No honeypot hits, enumeration strikes, or WAF violations recorded. No email authentication records (SPF, DMARC) present.
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## Relationship Analysis
Two relationships identified, both classified as "Same Network" pointing to PFX-EXPRESSVPN network entity. No external hostnames, certificates, or correlated IP campaigns detected.
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## Security Recommendations
Action: Monitor but do not block. The IP represents legitimate VPN infrastructure.
Rationale:
1. Risk score of 25 indicates low threat probability
2. No active attack indicators or known malicious campaigns
3. Neighborhood analysis shows low abuse density
4. Passive firewall status suggests intentional service limitation
Recommended Action: Add to monitoring list for continued observation. No immediate firewall blocking required.
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Sources: IPDebrief Intelligence Platform
Confidence: High (DNSSEC validated, multiple geo sources confirmed)
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | Prefixx, Inc. |
| ASN | AS206092 |
| Network Name | PFX-EXPRESSVPN |
| CIDR Block | 216.73.160.0/22 |
| RIR | ARIN |
| Country | United States |
| 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 | |||
| Server | — |
| HTTP Title | — |
🔐 TLS Certificate
| SANs | None |
| Valid From | — |
| Valid Until | — |
🛡️ Public Network Snapshot
| Origin ASN | AS206092 |
| Network Prefix | 216.73.160.0/23 |
| 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 | Mostly Consistent (80%) — 1 contradiction(s) |
| Attribution | Low (35%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-07-09 13:32:19 UTC |
| Last Seen | 2026-10-11 22:49:02 UTC |
| Profile Built | 2026-10-07 02:50:55 UTC |
| Data Freshness | Live |
| Signal Types | 17 |
| Total Observations | 19 |
Full dossier details are available via our API.
❓ Frequently Asked Questions About 216.73.161.152
Who owns the IP address 216.73.161.152?
216.73.161.152 is registered to Prefixx, Inc.. The address falls within the 216.73.160.0/22 network block. Registration is held at ARIN.
Where is 216.73.161.152 located?
Geolocation data places 216.73.161.152 in New York, New York, United States. IP geolocation is approximate and indicates the network's registered or routed location rather than a precise physical address.
Is 216.73.161.152 malicious or safe?
216.73.161.152 currently carries a low risk assessment, meaning no significant threat indicators have been observed. This assessment is generated from continuously collected signals and can change over time.