143.255.96.239
143.255.96.239 is an IPv4 address operated by AS52977 - Sul Online Telecom Ltda - EPP, BR (AS52977), with approximate network location Araranguá, Brazil. As of November 13, 2026, IPDebrief rates it Low Risk (0/100); no anonymizing service was detected.
🏢 Ownership & Registration
| Registered holder | Sul Online Telecom Ltda - EPP |
| ASN | AS52977 |
| Network Name | 268217 |
| CIDR Block | 143.255.96.0/22 |
| RIR | ARIN |
| Network registration country | BR |
| Routing operator | AS52977 - Sul Online Telecom Ltda - EPP, BR |
| 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 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.
| caa | Unknown / lookup inconclusive sulonline.net |
| spf | Not checked |
| dmarc | Not checked |
| dnssec | Unknown / lookup inconclusive 239.96.255.143.in-addr.arpa |
| fcrDns | Not checked |
☁️ 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 | AS52977 |
| Network Prefix | 143.255.96.0/23 |
| Route mapping | Found |
🎯 Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 31% | 2 | 2 |
| routing | 20% | 1 | 1 |
| services | 20% | 1 | 1 |
| ownership | 0% | 0 | 0 |
| reputation | 25% | 1 | 1 |
| geolocation | 20% | 1 | 1 |
| Overall | 19% | 6 | 6 |
| Data Coherence | Consistent (100%) |
| Attribution | Low (35%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Recent
| First Seen | 2026-11-06 19:37:15 UTC |
| Last Seen | 2026-11-08 07:36:39 UTC |
| Profile Built | 2026-11-13 08:27:57 UTC |
| Data Freshness | Recent |
| Signal Types | 17 |
| Total Observations | 17 |
Full dossier details are available via our API.
❓ Frequently Asked Questions About 143.255.96.239
Who owns the IP address 143.255.96.239?
143.255.96.239 is registered to Sul Online Telecom Ltda - EPP. The address falls within the 143.255.96.0/22 network block. Registration is held at ARIN.
Where is 143.255.96.239 located?
Geolocation data places 143.255.96.239 in Araranguá, Santa Catarina, Brazil. IP geolocation is approximate, not a precise physical address. Registration country and certificate organization addresses do not establish service location.
Is 143.255.96.239 malicious or safe?
143.255.96.239 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.