191.23.17.106
Intelligence assessment of IP address 191.23.17.106 identified the endpoint as part of ASN 27699, operated by TELEFÔNICA BRASIL S.A, geolocated to São Paulo, Brazil. The system rated the reputation as Low Risk with a risk score of 25. Network analysis revealed the host functioned as a firewalled endpoint with no open services. DNS records indicated a PTR hostname of 191-23-17-106.user.vivozap.com.br, while forward resolution confirmation failed. Control plane metrics showed the IP listed on one DNS blacklist out of eight total sources. Behavioral analysis recorded zero incidents, zero honeypot hits, and zero enumeration strikes. The immediate neighborhood classified as clean with zero threat siblings. Intent classification remained unknown due to insufficient data. The recommendation was to monitor the address with low severity.
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | TELEFÔNICA BRASIL S.A |
| ASN | AS27699 |
| Network Name | 221792 |
| CIDR Block | 191.20.0.0/14 |
| RIR | LACNIC |
| Country | BR |
| Abuse Contact | — |
🌐 DNS Intelligence
| PTR | 191-23-17-106.user.vivozap.com.br |
| Forward Confirmed | No — PTR hostname does not resolve back to this IP (weak signal) |
| Forward Hostnames | 191-23-17-106.user.vivozap.com.br |
🔐 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 | — |
🎯 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 | 35% | 2 | 2 |
| ownership | 0% | 0 | 0 |
| reputation | 0% | 0 | 0 |
| geolocation | 25% | 1 | 1 |
| Overall | 18% | 5 | 5 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (50%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-09-19 11:40:37 UTC |
| Last Seen | 2026-09-19 11:40:37 UTC |
| Profile Built | 2026-09-19 11:50:03 UTC |
| Data Freshness | Live |
| Signal Types | 19 |
| Total Observations | 19 |
Full dossier details are available via our API.