185.70.42.43
185.70.42.43 is an IPv4 address operated by Proton NOC (AS62371), geolocated to Plan-les-Ouates, Switzerland. Its reverse DNS name is 185-70-42-43.protonmail.ch. As of November 3, 2026, IPDebrief rates it High Risk (70/100); no anonymizing service was detected.
🏢 Ownership & Registration
| Organization | Proton NOC |
| ASN | AS62371 |
| Network Name | CH-PROTONMAIL-20140915 |
| CIDR Block | 185.70.40.0/22 |
| RIR | RIPE |
| Country | CH |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR | 185-70-42-43.protonmail.ch |
| Forward Confirmed | No — PTR hostname does not resolve back to this IP (weak signal) |
| Forward Hostnames | 185-70-42-43.protonmail.ch |
🔐 DNS Hygiene
| Hygiene Score | 60% (Good) |
| SPF | 2/3 domains |
| DMARC | 2/3 domains |
| FCrDNS | Not verified |
| DNSSEC | Not signed |
| CAA | Present |
| Domains Checked | 3 domains |
☁️ Network Classification
| Infrastructure | Unknown |
| Service Purpose | Web Server |
| Network Tier | Unknown — Insufficient routing data to classify |
🔌 Services & Open Ports
| Port | Service | Protocol | Banner |
|---|---|---|---|
| 80 | http | tcp | — |
| 443 | https | tcp | — |
| Closed Ports | 22, 25, 3389, 8080, 8443 (2 open / 7 scanned) | ||
| Server | — |
| HTTP Title | — |
🔐 TLS Certificate
| SANs | *.pr.tn*.proton.me*.storage.proton.mepr.tnproton.me |
| Valid From | 2026-09-02T13:13:52+00:00 |
| Valid Until | 2026-12-01T13:13:51+00:00 |
| TLS Protocol | Tls13 |
| Cipher Suite | TLS_AES_256_GCM_SHA384 |
| Signature Algorithm | sha256RSA |
| Validity Period | 89 days |
🛡️ Public Network Snapshot
| Origin ASN | AS62371 |
| Network Prefix | 185.70.42.0/24 |
| Route mapping | Found |
| HSTS | Enabled |
| CSP | Not detected |
| HTTP/2 | Enabled |
🎯 Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 50% | 2 | 3 |
| routing | 25% | 1 | 1 |
| services | 25% | 1 | 1 |
| ownership | 25% | 1 | 2 |
| reputation | 25% | 1 | 1 |
| geolocation | 50% | 2 | 3 |
| Overall | 33% | 8 | 11 |
| Data Coherence | Mostly Consistent (80%) — 1 contradiction(s) |
| Attribution | Low (35%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-10-17 00:39:11 UTC |
| Last Seen | 2026-11-03 12:38:44 UTC |
| Profile Built | 2026-11-03 12:45:02 UTC |
| Data Freshness | Live |
| Signal Types | 24 |
| Total Observations | 28 |
Full dossier details are available via our API.
❓ Frequently Asked Questions About 185.70.42.43
Who owns the IP address 185.70.42.43?
185.70.42.43 is registered to Proton NOC. The address falls within the 185.70.40.0/22 network block. Registration is held at RIPE.
Where is 185.70.42.43 located?
Geolocation data places 185.70.42.43 in Plan-les-Ouates, Geneva, Switzerland. The local time zone is Europe/Zurich. IP geolocation is approximate and indicates the network's registered or routed location rather than a precise physical address.
Is 185.70.42.43 malicious or safe?
185.70.42.43 currently carries a high risk assessment, meaning indicators associated with malicious or abusive activity have been observed. This assessment is generated from continuously collected signals and can change over time.
What is the hostname for 185.70.42.43?
The reverse DNS (PTR) record for 185.70.42.43 is 185-70-42-43.protonmail.ch. This hostname is not forward-confirmed, so it should be treated as a weak signal.
What ports are open on 185.70.42.43?
Responsive ports observed on 185.70.42.43 include 80, 443. Port visibility reflects the most recent scan and may change as the host's configuration or firewall rules change.