186.19.22.86
## IP Intelligence Briefing: 186.19.22.86/32
Date: 2026-07-28
Classification: High Risk (Score: 70/100)
Jurisdiction: Argentina (AR) — Buenos Aires Province
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Ownership and Network Context
The address belongs to Telecentro S.A. - Clientes Residenciales, a residential Internet service provider operating under ASN 27747. The IP falls within the 186.19.0.0/18 block (186.19.0.0 - 186.19.63.255) registered with LACNIC. The organization's abuse contact is ipadmin@telecentro.net.ar.
Threat Indicators
The IP carries a risk score of 70, indicating elevated threat potential. Control plane analysis revealed the route is not stable (isRouteStable: false). DNSBL enumeration confirmed the address appeared on 4 of 8 queried blacklist sources. No active threat campaigns were detected, and the IP is not classified as a known attacker, spam source, Tor exit node, or proxy service.
Technical Observations
- DNS Resolution: PTR record resolves to cpe-186-19-22-86.telecentro-reversos.com.ar
- Service Status: No open ports detected; connection type shows "Firewalled / No Services"
- Email Authentication: No SPF or DMARC records configured
- Geolocation: Multi-signal inference places the address in Argentina, though geographic validation showed implausible coordinates (latitude: -38.42, longitude: -63.62, accuracy radius: 1500km)
Historical Analysis
Seventeen observation records were retrieved, with the most recent timestamped 2026-07-28. Ownership stability remained constant (ownership changes: 0), with no evidence of persistent malicious activity. Threat observation count remained at zero across all recorded signals.
Network Neighborhood Assessment
Analysis of the /24 neighborhood (186.19.22.0/24) revealed zero neighboring IPs and an abuse density score of 0. No sibling IPs were flagged for high, medium, or low risk classification.
Relationship Graph
Five relationships were identified:
- Two "Same Network" relationships to 186.19.0.0 - 186.19.63.255
- Three DNS Association relationships to cpe-186-19-22-86.telecentro-reversos.com.ar
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Recommended Actions
Firewall/Blocking: Monitor and consider rate-limiting traffic from this residential IP. While no active exploitation was observed, the 4 DNSBL listings suggest prior abuse activity.
Investigative Priority: Medium — The combination of DNSBL listings and unstable routing warrants monitoring, but the residential classification and lack of active campaigns suggest limited immediate threat.
Mitigation: No specific firewall rules were generated by the system due to the absence of active exploit signatures. Standard residential IP handling procedures apply.
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | Telecentro S.A. - Clientes Residenciales |
| ASN | AS27747 |
| Network Name | 186.19.0.0 - 186.19.63.255 |
| CIDR Block | 186.19.0.0/18 |
| RIR | LACNIC |
| Country | AR |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR | cpe-186-19-22-86.telecentro-reversos.com.ar |
| Forward Confirmed | No — PTR hostname does not resolve back to this IP (weak signal) |
| Forward Hostnames | cpe-186-19-22-86.telecentro-reversos.com.ar |
🔐 DNS Hygiene
| Hygiene Score | 20% (Poor) |
| SPF | Not configured |
| DMARC | Not configured |
| FCrDNS | Not verified |
| DNSSEC | Valid |
| 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 | AS27747 |
| Network Prefix | 186.19.16.0/21 |
| Route mapping | Found |
🎯 Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 25% | 1 | 1 |
| routing | 25% | 1 | 1 |
| services | 25% | 1 | 1 |
| ownership | 0% | 0 | 0 |
| reputation | 0% | 0 | 0 |
| geolocation | 25% | 1 | 1 |
| Overall | 16% | 4 | 4 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (50%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-07-17 05:00:21 UTC |
| Last Seen | 2026-09-03 01:53:21 UTC |
| Profile Built | 2026-09-03 02:01:51 UTC |
| Data Freshness | Live |
| Signal Types | 26 |
| Total Observations | 32 |
Full dossier details are available via our API.
❓ Frequently Asked Questions About 186.19.22.86
Who owns the IP address 186.19.22.86?
186.19.22.86 is registered to Telecentro S.A. - Clientes Residenciales. The address falls within the 186.19.0.0/18 network block. Registration is held at LACNIC.
Where is 186.19.22.86 located?
Geolocation data places 186.19.22.86 in Jose C. Paz, Buenos Aires, Argentina. IP geolocation is approximate and indicates the network's registered or routed location rather than a precise physical address.
Is 186.19.22.86 malicious or safe?
186.19.22.86 currently carries a high risk assessment, meaning indicators associated with malicious or abusive activity have been observed. This assessment is generated from continuously collected signals and can change over time.
What is the hostname for 186.19.22.86?
The reverse DNS (PTR) record for 186.19.22.86 is cpe-186-19-22-86.telecentro-reversos.com.ar. This hostname is not forward-confirmed, so it should be treated as a weak signal.