187.121.154.211
The IP address 187.121.154.211/32 is associated with the organization CROSS CONNECT PROVEDOR (ASN 270921) and the CIDR block 187.121.152.0/22. Geolocation data indicates the address resides in Diadema, São Paulo, Brazil. The asset presented a low-risk profile with a risk score of 25 and a reputation classification of Low Risk. Network scans revealed the host as firewalled with no open ports or active services. DNS hygiene checks showed no forward resolution, and the address appeared on one DNS blacklist out of eight total lists. Behavioral analysis recorded zero incidents, honeypot hits, or enumeration strikes. No known campaigns or threat actor correlations were identified. Routing data confirmed the IP under Origin ASN 270921 within the 187.121.154.0/23 BGP prefix. The network neighborhood displayed zero abuse density and no active threat siblings. Based on the low-grade risk indicators present, the recommended action is Monitor with low severity.
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | CROSS CONNECT PROVEDOR |
| ASN | AS270921 |
| Network Name | 387840 |
| CIDR Block | 187.121.152.0/22 |
| RIR | LACNIC |
| Country | BR |
| Abuse Contact | — |
🌐 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 | — |
🎯 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 | 25% | 1 | 1 |
| reputation | 0% | 0 | 0 |
| geolocation | 25% | 1 | 1 |
| Overall | 22% | 6 | 6 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (50%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-09-10 13:05:41 UTC |
| Last Seen | 2026-09-10 13:05:41 UTC |
| Profile Built | 2026-09-10 13:11:50 UTC |
| Data Freshness | Live |
| Signal Types | 16 |
| Total Observations | 16 |
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