24.139.253.221
24.139.253.221 is an IPv4 address announced by AS14638, with approximate network location San Juan, Puerto Rico. It belongs to a residential connection with reverse DNS name dynamic.libertypr.net. As of November 12, 2026, IPDebrief rates it Low Risk (0/100); no anonymizing service was detected.
🏢 Ownership & Registration
| Registered holder | Liberty Cablevision - Luquillo |
| ASN | AS14638 |
| Network Name | LIBERTYPR |
| CIDR Block | 24.139.240.0/20 |
| RIR | ARIN |
| Network registration country | United States |
| Abuse Contact | — |
🌐 DNS Intelligence
| PTR | dynamic.libertypr.net |
| Forward Confirmed | No — PTR hostname does not resolve back to this IP (weak signal) |
| Forward Hostnames | dynamic.libertypr.net |
DNS Posture
Results describe the queried names. SPF, DMARC and CAA are domain policies, not requirements for every IP. DNSSEC here describes reverse DNS; inconclusive validation does not mean unsigned.
Not assessed: 0 conclusive IP DNS checks.
| spf | Not checked |
| dmarc | Not checked |
| fcrDns | Not checked |
| dnssec | Not checked |
| caa | Not checked |
☁️ Network Classification
| Infrastructure | Residential |
| Service Purpose | Residential Endpoint |
| Network Tier | End-User — Residential ISP endpoint |
🔌 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 | AS14638 |
| Network Prefix | 24.139.248.0/21 |
| Route mapping | Found |
📅 Observation Timeline 🔄 Aging
| First Seen | 2026-10-06 22:20:31 UTC |
| Last Seen | 2026-10-28 13:43:39 UTC |
| Profile Built | 2026-11-12 14:55:25 UTC |
| Data Freshness | Aging |
| Signal Types | 12 |
| Total Observations | 12 |
Full dossier details are available via our API.
❓ Frequently Asked Questions About 24.139.253.221
Who owns the IP address 24.139.253.221?
24.139.253.221 is registered to Liberty Cablevision - Luquillo. The address falls within the 24.139.240.0/20 network block. Registration is held at ARIN.
Where is 24.139.253.221 located?
Geolocation data places 24.139.253.221 in San Juan. IP geolocation is approximate, not a precise physical address. Registration country and certificate organization addresses do not establish service location.
Is 24.139.253.221 malicious or safe?
24.139.253.221 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.
What is the hostname for 24.139.253.221?
The reverse DNS (PTR) record for 24.139.253.221 is dynamic.libertypr.net. This hostname is not forward-confirmed, so it should be treated as a weak signal.
Is 24.139.253.221 a VPN, proxy, or data center address?
24.139.253.221 is classified as a residential network based on network ownership and behavioural analysis.