31.13.87.5
31.13.87.5 is an IPv4 address announced by AS32934, with approximate network location New York, United States. Its reverse DNS name is xx-fbcdn-shv-01-tpe1.fbcdn.net. As of November 12, 2026, IPDebrief rates it Low Risk (0/100); no anonymizing service was detected.
🏢 Ownership & Registration
| Registered holder | meta-mnt |
| ASN | AS32934 |
| Network Name | IE-FACEBOOK-20110418 |
| CIDR Block | 31.13.64.0/18 |
| RIR | RIPE |
| Network registration country | IE |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR | xx-fbcdn-shv-01-tpe1.fbcdn.net |
| Forward Confirmed | Yes — FCrDNS verified |
| Forward Hostnames | xx-fbcdn-shv-01-tpe1.fbcdn.net |
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.
| spf | Not checked |
| dmarc | Not checked |
| fcrDns | Not checked |
| dnssec | Not checked |
| caa | Not checked |
☁️ 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 | Web server detected |
| HTTP Title | — |
🔐 TLS Certificate
| SANs | *.facebook.com*.facebook.net*.fbcdn.net*.fbsbx.com*.m.facebook.com*.messenger.com*.xx.fbcdn.net*.xy.fbcdn.net*.xz.fbcdn.netfacebook.com |
| Valid From | 2026-08-14T00:00:00+00:00 |
| Valid Until | 2026-11-12T23:59:59+00:00 |
| TLS Protocol | Tls13 |
| Cipher Suite | TLS_CHACHA20_POLY1305_SHA256 |
| Signature Algorithm | sha256RSA |
| Validity Period | 90 days |
🛡️ Public Network Snapshot
| Origin ASN | AS32934 |
| Network Prefix | 31.13.64.0/18 |
| Route mapping | Found |
| Certificates in transparency logs | 0 certificates |
| HSTS | Not detected |
| CSP | Not detected |
| HTTP/2 | Enabled |
🎯 Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 35% | 2 | 2 |
| routing | 25% | 1 | 1 |
| services | 25% | 1 | 1 |
| ownership | 25% | 1 | 2 |
| reputation | 0% | 0 | 0 |
| geolocation | 35% | 2 | 2 |
| Overall | 24% | 7 | 8 |
| Data Coherence | Mostly Consistent (80%) — 1 contradiction(s) |
| Attribution | Moderate (55%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Recent
| First Seen | 2026-11-05 05:00:59 UTC |
| Last Seen | 2026-11-10 12:19:37 UTC |
| Profile Built | 2026-11-12 18:50:00 UTC |
| Data Freshness | Recent |
| Signal Types | 24 |
| Total Observations | 24 |
Full dossier details are available via our API.
❓ Frequently Asked Questions About 31.13.87.5
Who owns the IP address 31.13.87.5?
31.13.87.5 is registered to meta-mnt. The address falls within the 31.13.64.0/18 network block. Registration is held at RIPE.
Where is 31.13.87.5 located?
Geolocation data places 31.13.87.5 in New York, US-NY, United States. The local time zone is America/New_York. IP geolocation is approximate, not a precise physical address. Registration country and certificate organization addresses do not establish service location.
Is 31.13.87.5 malicious or safe?
31.13.87.5 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 31.13.87.5?
The reverse DNS (PTR) record for 31.13.87.5 is xx-fbcdn-shv-01-tpe1.fbcdn.net. This hostname is forward-confirmed, meaning it resolves back to the same address.
What ports are open on 31.13.87.5?
Responsive ports observed on 31.13.87.5 include 80, 443. Port visibility reflects the most recent scan and may change as the host's configuration or firewall rules change.