187.12.136.221
187.12.136.221 is an IPv4 address operated by AS7738 - V tal, BR (AS7738), with approximate network location Arraial do Cabo, Brazil. Its reverse DNS name is mu241-cru-pe-rota-01.telemar.net.br. As of November 14, 2026, IPDebrief rates it Low Risk (0/100); no anonymizing service was detected.
🏢 Ownership & Registration
| Registered holder | V tal |
| ASN | AS7738 |
| Network Name | 515605 |
| CIDR Block | 187.12.0.0/16 |
| RIR | LACNIC |
| Network registration country | BR |
| Registrant address country | BR |
| Routing operator | AS7738 - V tal, BR |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR | mu241-cru-pe-rota-01.telemar.net.br |
| Forward Confirmed | No — PTR hostname does not resolve back to this IP (weak signal) |
| Forward Hostnames | mu241-cru-pe-rota-01.telemar.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 mu241-cru-pe-rota-01.telemar.net.br |
| dmarc | Unknown / lookup inconclusive _dmarc.mu241-cru-pe-rota-01.telemar.net.br |
| dnssec | Unknown / lookup inconclusive 221.136.12.187.in-addr.arpa |
| fcrDns | Unknown / lookup inconclusive mu241-cru-pe-rota-01.telemar.net.br |
☁️ 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
| Port | Latest capture attempt |
|---|---|
| 443 | Certificate not captured; current certificate unknown (unreachable) |
| 8443 | Certificate not captured; current certificate unknown (unreachable) |
| SANs | None |
| Valid From | — |
| Valid Until | — |
🛡️ Public Network Snapshot
| Origin ASN | AS7738 |
| Network Prefix | 187.12.128.0/18 |
| Route mapping | Found |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-11-05 12:50:21 UTC |
| Last Seen | 2026-11-14 06:54:12 UTC |
| Profile Built | 2026-11-14 07:02:56 UTC |
| Data Freshness | Live |
| Signal Types | 14 |
| Total Observations | 18 |
Full dossier details are available via our API.
❓ Frequently Asked Questions About 187.12.136.221
Who owns the IP address 187.12.136.221?
187.12.136.221 is registered to V tal. The address falls within the 187.12.0.0/16 network block. Registration is held at LACNIC.
Where is 187.12.136.221 located?
Geolocation data places 187.12.136.221 in Arraial do Cabo, 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 187.12.136.221 malicious or safe?
187.12.136.221 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 187.12.136.221?
The reverse DNS (PTR) record for 187.12.136.221 is mu241-cru-pe-rota-01.telemar.net.br. This hostname is not forward-confirmed, so it should be treated as a weak signal.