91.107.228.20
91.107.228.20 is an IPv4 address operated by HETZNER-AS - Hetzner Online GmbH, DE (AS24940), with approximate network location Berlin, Germany. It belongs to datacenter or hosting infrastructure with reverse DNS name static.20.228.107.91.clients.your-server.de. As of November 13, 2026, IPDebrief rates it Low Risk (0/100); no anonymizing service was detected.
🏢 Ownership & Registration
| Registered holder | HOS-GUN |
| ASN | AS24940 |
| Network Name | CLOUD-NBG1 |
| CIDR Block | 91.107.224.0/20 |
| RIR | RIPE |
| Network registration country | DE |
| Routing operator | HETZNER-AS - Hetzner Online GmbH, DE |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR | static.20.228.107.91.clients.your-server.de |
| Forward Confirmed | Yes — FCrDNS verified |
| Forward Hostnames | static.20.228.107.91.clients.your-server.de |
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 | Present / verified clients.your-server.de |
| spf | Unknown / lookup inconclusive ecar.schaltwerk.ch, static.20.228.107.91.clients.your-server.de |
| dmarc | Unknown / lookup inconclusive _dmarc.ecar.schaltwerk.ch, _dmarc.static.20.228.107.91.clients.your-server.de |
| dnssec | Unknown / lookup inconclusive 20.228.107.91.in-addr.arpa |
| fcrDns | Unknown / lookup inconclusive static.20.228.107.91.clients.your-server.de |
☁️ Network Classification
| Infrastructure | Infrastructure / Datacenter |
| Service Purpose | Web Server |
| Network Tier | Tier 3 — Basic operator with some routing infrastructure |
🔌 Services & Open Ports
| Port | Service | Protocol | Banner |
|---|---|---|---|
| 80 | http | tcp | — |
| 443 | https | tcp | — |
| 22 | ssh | tcp | Banner detected |
| Closed Ports | 25, 3389, 8080, 8443 (3 open / 7 scanned) | ||
| Server | Web server detected |
| HTTP Title | — |
🔐 TLS Certificate
| Port | Probe target | Certificate finding |
|---|---|---|
| (IP-targeted) | CN=ecar.schaltwerk.ch Previously observed certificate has since expired; current certificate unknown |
| SANs | ecar.schaltwerk.ch |
| Valid From | 2026-07-28T11:49:18+00:00 |
| Valid Until | 2026-10-26T11:49:17+00:00 |
| TLS Protocol | Tls13 |
| Cipher Suite | TLS_AES_256_GCM_SHA384 |
| Signature Algorithm | sha384ECDSA |
| Validity Period | 89 days |
🛡️ Public Network Snapshot
| Origin ASN | AS24940 |
| Network Prefix | 91.107.128.0/17 |
| Route mapping | Found |
| Certificates in transparency logs | 0 certificates |
| HSTS | Enabled |
| CSP | Enabled |
| HTTP/2 | Not detected |
🎯 Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 19% | 2 | 5 |
| routing | 3% | 1 | 1 |
| services | 20% | 2 | 4 |
| ownership | 7% | 2 | 3 |
| reputation | 8% | 1 | 3 |
| geolocation | 20% | 2 | 4 |
| Overall | 13% | 10 | 20 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (55%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-07-20 00:17:51 UTC |
| Last Seen | 2026-11-13 08:43:28 UTC |
| Profile Built | 2026-11-13 08:54:10 UTC |
| Data Freshness | Live |
| Signal Types | 26 |
| Total Observations | 42 |
Full dossier details are available via our API.
❓ Frequently Asked Questions About 91.107.228.20
Who owns the IP address 91.107.228.20?
91.107.228.20 is registered to HOS-GUN. The address falls within the 91.107.224.0/20 network block. Registration is held at RIPE.
Where is 91.107.228.20 located?
Geolocation data places 91.107.228.20 in Berlin, Bavaria, Germany. The local time zone is Europe/Berlin. IP geolocation is approximate, not a precise physical address. Registration country and certificate organization addresses do not establish service location.
Is 91.107.228.20 malicious or safe?
91.107.228.20 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 91.107.228.20?
The reverse DNS (PTR) record for 91.107.228.20 is static.20.228.107.91.clients.your-server.de. This hostname is forward-confirmed, meaning it resolves back to the same address.
What ports are open on 91.107.228.20?
Responsive ports observed on 91.107.228.20 include 80, 443, 22. Port visibility reflects the most recent scan and may change as the host's configuration or firewall rules change.
Is 91.107.228.20 a VPN, proxy, or data center address?
91.107.228.20 is classified as cloud infrastructure and hosting infrastructure based on network ownership and behavioural analysis.