77.243.26.50
IP Intelligence Dossier
Your IP: 216.73.216.157
🏢 Ownership & Registration
| Organization | A1 Serbia IP Admins |
| ASN | AS44143 |
| Network Name | A1_Serbia |
| CIDR Block | 77.243.24.0/22 |
| RIR | RIPE |
| Country | RS |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR | 77-243-26-50.dynamic.a1.rs |
| Forward Confirmed | No — PTR hostname does not resolve back to this IP (weak signal) |
| Forward Hostnames | 77-243-26-50.dynamic.a1.rs |
🔐 DNS Hygiene
| Hygiene Score | 40% (Fair) |
| SPF | Present |
| DMARC | Present |
| FCrDNS | Not verified |
| DNSSEC | Not signed |
| 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
No certificate
Issued by —
N/A
| SANs | None |
| Valid From | — |
| Valid Until | — |
🛡️ Public Network Snapshot
| Origin ASN | AS44143 |
| Network Prefix | 77.243.16.0/20 |
| Route mapping | Found |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-10-06 07:54:34 UTC |
| Last Seen | 2026-10-06 07:54:34 UTC |
| Profile Built | 2026-10-06 08:03:17 UTC |
| Data Freshness | Live |
| Signal Types | 10 |
| Total Observations | 10 |
🔍 10 signal types · 10 observations collected
This report is generated from 10+ independent intelligence signals including
ownership records, DNS analysis, BGP routing, TLS certificates, port scanning, threat feeds,
behavioral fingerprinting, and more.
Full dossier details are available via our API.
Full dossier details are available via our API.
❓ Frequently Asked Questions About 77.243.26.50
Who owns the IP address 77.243.26.50?
77.243.26.50 is registered to A1 Serbia IP Admins. The address falls within the 77.243.24.0/22 network block. Registration is held at RIPE.
Where is 77.243.26.50 located?
Geolocation data places 77.243.26.50 in Beograd, Belgrade, RS. IP geolocation is approximate and indicates the network's registered or routed location rather than a precise physical address.
Is 77.243.26.50 malicious or safe?
77.243.26.50 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 77.243.26.50?
The reverse DNS (PTR) record for 77.243.26.50 is 77-243-26-50.dynamic.a1.rs. This hostname is not forward-confirmed, so it should be treated as a weak signal.
🏘️ Related IP Addresses
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ℹ️ About This Report
All data shown is publicly available network metadata — IP addresses do not reliably identify individuals.
Assessments are probabilistic and should not be used as sole basis for access control decisions.
To report an issue or request data review, contact admin@ipdebrief.com.