nethack.org
No paid content found
Categories: Development
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Updated: 2026-09-28 08:31
Language: English (default)
Access: Normal
Profile views 5
Outbound visits 2
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Website Overview
Identifiable technologies and additional version or configuration signals make the service easier to fingerprint, which may help targeted scanners narrow their checks. An established domain and managed infrastructure suggest continuity of operations and may support dependable delivery, although neither guarantees service quality.
Domain and Registration
Registered in 1999, this domain has about 27 years of history. That suggests continuity, although ownership and purpose may have changed. Transfer-protection status is present, helping reduce the risk of unauthorized domain transfers. The registrar is Tucows Domains Inc., a widely used domain service provider. The domain uses the common .org extension, which is not an independent safety signal.
DNS and Email
The observed email authentication setup is incomplete: DMARC is missing. Nameservers are provided by nethack.org, indicating managed DNS hosting. MX records point to the nethack.org email service. No CNAME was found; the observed records resolve directly to addresses. TXT records include verification markers for Microsoft. Such markers may also remain after a service stops being used.
TLS and Certificates
The certificate uses an RSA 2048-bit public key, offering broad client compatibility. The server supplied a complete certificate chain. No organization name is present in the certificate; the available fields are consistent with domain validation. The certificate was issued by Let's Encrypt, commonly associated with automated certificate services. The certificate's total validity is about 89 days, consistent with a short renewal cycle.
HTTP and Browser Security
The Server header exposes the software version: Apache/2.4.58 (Ubuntu). This makes version-targeted checks easier, but is not proof of an exploitable vulnerability. The checked browser-security headers were not detected, leaving fewer explicit browser-side safeguards. No X-Powered-By header was found, reducing one common source of backend fingerprinting information. No obvious internal addresses or debug information were found in the headers. No explicit CDN or WAF marker was found in the response headers.
Technology Stack Analysis
The public page identifies Apache 2.4.58, with exact versions exposed for 1 technologies. These details can narrow vulnerability checks, although exposure alone is not a vulnerability.
Search and Social Sharing
No homepage meta description was detected, leaving snippet selection more dependent on page text. No viewport meta tag was detected, which may affect mobile layout behavior. No homepage canonical URL was detected. If duplicate URLs exist, consolidation may be less explicit. No Open Graph metadata was detected, so social previews may depend on platform inference. The title has 32 characters, within a common display range.
Hosting and Email
Hosting
Amazon.com, Inc.
Location
Ashburn, Virginia, United States
Pages, Search and Sharing
| Meta description | Not detected |
|---|---|
| Canonical URL | Not detected |
| Language | English (default) |
| Twitter Card | Not detected |
Unknown
robots.txt (opens in a new tab)
2 rules
gptbot 0 allowed · 1 disallowed
gptbot
/
ccbot 0 allowed · 1 disallowed
/
All bots 0 allowed · 0 disallowed
No matching rules.
Sitemaps
0No sitemaps found
Registration details RDAP / WHOIS
| Registrar | Tucows Domains Inc. |
|---|---|
| Registered | 1999-04-10 |
| Expires | 2029-04-10 |
| Domain status | client transfer prohibited、client update prohibited |
| Nameservers | ns1.nethack.org、ns12.zoneedit.com、ns14.zoneedit.com |
| DNSSEC | unsigned |
DNS records
| Type | Name | Value | TTL | Priority |
|---|---|---|---|---|
| A | nethack.org | 52.54.202.138 | 300 | — |
| MX | nethack.org | mail1.nethack.org | 3600 | 0 |
| MX | nethack.org | mail3.nethack.org | 3600 | 10 |
| NS | nethack.org | ns1.nethack.org | 3600 | — |
| NS | nethack.org | ns12.zoneedit.com | 3600 | — |
| NS | nethack.org | ns14.zoneedit.com | 3600 | — |
| TXT | nethack.org | MS=5B939B3A6F2471A0A1626022869DEAFDB68A5B25 | 3600 | — |
| TXT | nethack.org | v=spf1 ip4:71.241.251.86 ~all | 3600 | — |
TLS and certificates
| Assessment | Normal configuration |
|---|---|
| Supported protocols | TLSv1.2、TLSv1.3 |
| Negotiated protocol | TLSv1.3 |
| Certificate subject | nethack.org |
| Issuer | Let's Encrypt |
| Valid until | 2026-12-20T03:24 · Remaining when checked: 82 days |
| Verification details | Certificate trust: Passed · Hostname match: Passed |
HTTP response headers
| Header | Value |
|---|---|
| content-type | text/html |
| server | Apache/2.4.58 (Ubuntu) |
Identified technologies
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- Website Technologies
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- DNS Information
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