216.151.137.48
## IP INTELLIGENCE BRIEFING: 216.151.137.48/32
Classification: Moderate Risk | Organization: Cisco Webex LLC | Location: New York, US
Executive Summary
IP address 216.151.137.48 is assigned to Cisco Webex LLC (ASN 13445) within the 216.151.128.0/20 network block. The address presents a moderate risk profile (Risk Score: 40/100) with no active threat indicators or known malicious campaigns. No open services were detected, and the IP is classified as "Firewalled / No Services."
Technical Profile
- Risk Score: 40 (Moderate Risk)
- Organization: Cisco Webex LLC
- ASN: 13445
- BGP Prefix: 216.151.128.0/20
- Geolocation: New York, United States (US-NY)
- DNS Resolution: No PTR records; forward resolution failed
- Services: None detected (firewalled)
- DNSBL Listings: 1 of 8 total lists
- Route Stability: Not stable (0 changes in 30 days)
Neighborhood Analysis
The /24 subnet (216.151.137.0/24) shows elevated abuse density (1.0) with "high_abuse" classification. Of 256 total sibling IPs, 97 are active. The neighborhood risk distribution shows 100 medium-risk IPs and 0 high-risk IPs. This IP inherits a risk score of 40 from neighborhood context.
Temporal Behavior
Forty-three signal observations recorded. Recent observations from June 24, 2026 indicate mixed subnet classification with inherited risk of 11. The IP is not persistently malicious with 0 threat persistence days observed.
Relationship Graph
128 relationships identified, primarily "Same Network" associations (CS-1711 network block), indicating this IP belongs to a larger organizational network infrastructure.
Threat Indicators
- No known attacker reputation
- No spam source activity
- No Tor exit node
- No known campaigns correlated
- 0 blacklist entries
Recommended Actions
Standard monitoring recommended. No immediate blocking required based on current risk profile. However, neighborhood-level abuse density warrants continued observation of adjacent subnet addresses.
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*Data Sources: IPDebrief Intelligence Platform | Analysis Date: Current Session*
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | Cisco Webex LLC |
| ASN | AS13445 |
| Network Name | — |
| CIDR Block | — |
| RIR | ARIN |
| Country | — |
| 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 | 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 | |||
| 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 | 28% | 2 | 3 |
| routing | 20% | 1 | 1 |
| services | 8% | 1 | 1 |
| ownership | 20% | 2 | 3 |
| reputation | 30% | 1 | 3 |
| geolocation | 28% | 2 | 3 |
| Overall | 22% | 9 | 14 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (50%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-05-07 23:05:07 UTC |
| Last Seen | 2026-06-26 18:12:05 UTC |
| Profile Built | 2026-06-27 01:38:29 UTC |
| Data Freshness | Live |
| Signal Types | 18 |
| Total Observations | 46 |
Full dossier details are available via our API.