37.123.210.20
Address 37.123.210.20 was resolved to core1-612-ae311.nl.ams01.global-layer.com within the 37.123.210.0/24 block owned by Global Layer (ASN 49453). DNS hygiene included SPF and DMARC records, though forward confirmation remained unresolved. No open ports or active services were detected, indicating a firewalled state. Geolocation data assigned the IP to London, GB, despite conflicting country sources. The asset carried a risk score of zero with no blacklist listings or known attack campaigns. Neighborhood analysis classified the subnet as clean with zero threat siblings. Due to signal contradictions and low data confidence, monitoring was recommended to track potential changes.
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | Global Layer |
| ASN | AS49453 |
| Network Name | GLOBALLAYER |
| CIDR Block | 37.123.210.0/24 |
| RIR | RIPE |
| Country | NL |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR | core1-612-ae311.nl.ams01.global-layer.com |
| Forward Confirmed | No — PTR hostname does not resolve back to this IP (weak signal) |
| Forward Hostnames | core1-612-ae311.nl.ams01.global-layer.com |
🔐 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 | |||
| Closed Ports | 22, 25, 80, 443, 3389, 8080, 8443 (0 open / 7 scanned) | ||
| Server | — |
| HTTP Title | — |
🔐 TLS Certificate
| SANs | None |
| Valid From | — |
| Valid Until | — |
🎯 Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 25% | 1 | 1 |
| routing | 25% | 1 | 1 |
| services | 25% | 1 | 1 |
| ownership | 0% | 0 | 0 |
| reputation | 0% | 0 | 0 |
| geolocation | 0% | 0 | 0 |
| Overall | 12% | 3 | 3 |
| Data Coherence | Mostly Consistent (80%) — 1 contradiction(s) |
| Attribution | Low (35%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-09-22 00:51:16 UTC |
| Last Seen | 2026-09-22 00:51:16 UTC |
| Profile Built | 2026-09-22 01:04:18 UTC |
| Data Freshness | Live |
| Signal Types | 22 |
| Total Observations | 22 |
Full dossier details are available via our API.