45.186.83.19
45.186.83.19 is an IPv4 address operated by AS269416 - SEMEAR TELECOM EIRELI, BR (AS269416), with approximate network location Rio de Janeiro, Brazil. It belongs to a residential connection with reverse DNS name 45-186-83-19.semeartelecom.net.br. As of November 13, 2026, IPDebrief rates it Low Risk (0/100); no anonymizing service was detected.
🏢 Ownership & Registration
| Registered holder | Allpha Telecom |
| ASN | AS269416 |
| Network Name | 406640 |
| CIDR Block | 45.186.83.16/29 |
| RIR | ARIN |
| Network registration country | BR |
| Routing operator | AS269416 - SEMEAR TELECOM EIRELI, BR |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR | 45-186-83-19.semeartelecom.net.br |
| Forward Confirmed | No — PTR hostname does not resolve back to this IP (weak signal) |
| Forward Hostnames | 45-186-83-19.semeartelecom.net.br |
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 | Not found at queried name br |
| spf | Unknown / lookup inconclusive 45-186-83-19.semeartelecom.net.br |
| dmarc | Unknown / lookup inconclusive _dmarc.45-186-83-19.semeartelecom.net.br |
| dnssec | Unknown / lookup inconclusive 19.83.186.45.in-addr.arpa |
| fcrDns | Unknown / lookup inconclusive 45-186-83-19.semeartelecom.net.br |
☁️ Network Classification
| Infrastructure | Residential |
| Service Purpose | Single-Service Host |
| Network Tier | End-User — Residential ISP endpoint |
🔌 Services & Open Ports
| Port | Service | Protocol | Banner |
|---|---|---|---|
| 80 | http | tcp | — |
| Closed Ports | 22, 25, 443, 3389, 8080, 8443 (1 open / 7 scanned) | ||
| Server | — |
| HTTP Title | — |
🔐 TLS Certificate
| SANs | None |
| Valid From | — |
| Valid Until | — |
🛡️ Public Network Snapshot
| Origin ASN | AS269416 |
| Network Prefix | 45.186.83.0/24 |
| Route mapping | Found |
| HSTS | Not detected |
| CSP | Not detected |
| HTTP/2 | Not detected |
🎯 Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 20% | 1 | 1 |
| routing | 20% | 1 | 1 |
| services | 20% | 1 | 1 |
| ownership | 0% | 0 | 0 |
| reputation | 0% | 0 | 0 |
| geolocation | 20% | 1 | 1 |
| Overall | 13% | 4 | 4 |
| Data Coherence | Consistent (100%) |
| Attribution | Low (35%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-11-06 00:46:51 UTC |
| Last Seen | 2026-11-07 19:14:25 UTC |
| Profile Built | 2026-11-13 09:05:50 UTC |
| Data Freshness | Live |
| Signal Types | 17 |
| Total Observations | 23 |
Full dossier details are available via our API.
❓ Frequently Asked Questions About 45.186.83.19
Who owns the IP address 45.186.83.19?
45.186.83.19 is registered to Allpha Telecom. The address falls within the 45.186.83.16/29 network block. Registration is held at ARIN.
Where is 45.186.83.19 located?
Geolocation data places 45.186.83.19 in Rio de Janeiro, RJ, Brazil. The local time zone is America/Sao_Paulo. IP geolocation is approximate, not a precise physical address. Registration country and certificate organization addresses do not establish service location.
Is 45.186.83.19 malicious or safe?
45.186.83.19 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 45.186.83.19?
The reverse DNS (PTR) record for 45.186.83.19 is 45-186-83-19.semeartelecom.net.br. This hostname is not forward-confirmed, so it should be treated as a weak signal.
What ports are open on 45.186.83.19?
Responsive ports observed on 45.186.83.19 include 80. Port visibility reflects the most recent scan and may change as the host's configuration or firewall rules change.
Is 45.186.83.19 a VPN, proxy, or data center address?
45.186.83.19 is classified as a residential network based on network ownership and behavioural analysis.