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patents.google.com
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Categories: Patents & Trademarks Business Services
Search and read the full text of patents from around the world with Google Patents, and find prior art in our index of non-patent literature.
Updated: 2026-09-16 00:43
Language: English (default)
Access: Normal
Profile views 2
Outbound visits 1
Website Overview
Limited stack disclosure and few obvious backend markers suggest a more restrained public footprint. That reduces easy fingerprinting clues but is not proof of overall security. 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 1997, this domain has about 29 years of history. That suggests continuity, although ownership and purpose may have changed. The registrar, MarkMonitor Inc., specializes in corporate domain and brand management, suggesting attention to domain asset protection. Transfer-protection status is present, helping reduce the risk of unauthorized domain transfers. The domain uses the common .com extension, which is not an independent safety signal.
DNS and Email
The lowest TTL is 5 seconds, supporting rapid record changes at the cost of more frequent lookups. Nameservers are provided by google.com, indicating managed DNS hosting. MX records point to the Google Workspace email service. CAA records restrict which certificate authorities are authorized to issue certificates. SPF and DMARC are configured. DKIM status is unknown.
TLS and Certificates
The public key uses EC with 256 bits. 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 within the Google Trust Services cloud or CDN ecosystem. The certificate's total validity is about 83 days, consistent with a short renewal cycle.
HTTP and Browser Security
The response lacks these common security headers: HSTS, CSP, Referrer-Policy, Permissions-Policy. 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. No CORS permission header was found, so browsers normally restrict cross-origin script access.
Technology Stack Analysis
No obvious technology stack is exposed. This may reflect restrained information disclosure, although the underlying technologies remain unknown.
Search and Social Sharing
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 14 characters, within a common display range. A meta description is present, with 141 characters. The observed directives allow indexing and link following.
Hosting and Email
Pages, Search and Sharing
| Meta description | Search and read the full text of patents from around the world with Google Patents, and find prior art in our index of non-patent literature. |
|---|---|
| Canonical URL | Not detected |
| Language | English (default) |
| Twitter Card | Not detected |
Unknown
robots.txt (opens in a new tab)
5 rulesAll bots 4 allowed · 1 disallowed
/$/advanced$/patent//sitemap/
/*
No matching rules.
Sitemaps
0No sitemaps found
Registration details RDAP / WHOIS
| Registrar | MarkMonitor Inc. |
|---|---|
| Registered | 1997-09-15 |
| Expires | 2028-09-14 |
| Domain status | client delete prohibited、client transfer prohibited、client update prohibited、server delete prohibited、server transfer prohibited、server update prohibited |
| Nameservers | ns1.google.com、ns2.google.com、ns3.google.com、ns4.google.com |
| DNSSEC | unsigned |
DNS records
| Type | Name | Value | TTL | Priority |
|---|---|---|---|---|
| A | www3.l.google.com | 192.178.155.100 | 5 | — |
| A | www3.l.google.com | 192.178.155.101 | 5 | — |
| A | www3.l.google.com | 192.178.155.102 | 5 | — |
| A | www3.l.google.com | 192.178.155.113 | 5 | — |
| A | www3.l.google.com | 192.178.155.138 | 5 | — |
| A | www3.l.google.com | 192.178.155.139 | 5 | — |
| AAAA | www3.l.google.com | 2607:f8b0:4004:c06::65 | 27 | — |
| AAAA | www3.l.google.com | 2607:f8b0:4004:c06::71 | 27 | — |
| AAAA | www3.l.google.com | 2607:f8b0:4004:c06::8a | 27 | — |
| AAAA | www3.l.google.com | 2607:f8b0:4004:c06::8b | 27 | — |
| MX | google.com | smtp.google.com | 41 | 10 |
| NS | google.com | ns1.google.com | 343890 | — |
| NS | google.com | ns2.google.com | 343890 | — |
| NS | google.com | ns3.google.com | 343890 | — |
| NS | google.com | ns4.google.com | 343890 | — |
| TXT | google.com | MS=E4A68B9AB2BB9670BCE15412F62916164C0B20BB | 10 | — |
| TXT | google.com | Z29vZ2xl | 10 | — |
| TXT | google.com | _r4rd1pvwyrpi7sw4a3hzmw8e51yh9td | 10 | — |
| TXT | google.com | apple-domain-verification=30afIBcvSuDV2PLX | 10 | — |
| TXT | google.com | arcules-domain-verification=2R4t5G7nI6tRCo61lpxxbLksPYstxhGmtV75cpr8x9K | 10 | — |
| TXT | google.com | cisco-ci-domain-verification=47c38bc8c4b74b7233e9053220c1bbe76bcc1cd33c7acf7acd36cd6a5332004b | 10 | — |
| TXT | google.com | docusign=05958488-4752-4ef2-95eb-aa7ba8a3bd0e | 10 | — |
| TXT | google.com | docusign=1b0a6754-49b1-4db5-8540-d2c12664b289 | 10 | — |
| TXT | google.com | facebook-domain-verification=22rm551cu4k0ab0bxsw536tlds4h95 | 10 | — |
| TXT | google.com | globalsign-smime-dv=CDYX+XFHUw2wml6/Gb8+59BsH31KzUr6c1l2BPvqKX8= | 10 | — |
| TXT | google.com | google-site-verification=4ibFUgB-wXLQ_S7vsXVomSTVamuOXBiVAzpR5IZ87D0 | 10 | — |
| TXT | google.com | google-site-verification=TV9-DBe4R80X4v0M4U_bd_J9cpOJM0nikft0jAgjmsQ | 10 | — |
| TXT | google.com | google-site-verification=wD8N7i1JTNTkezJ49swvWW48f8_9xveREV4oB-0Hf5o | 10 | — |
| TXT | google.com | onetrust-domain-verification=0d477fe608074e6f9c12bca7826035cc | 10 | — |
| TXT | google.com | onetrust-domain-verification=6d685f1d41a94696ad7ef771f68993e0 | 10 | — |
| TXT | google.com | v=spf1 include:_spf.google.com ~all | 10 | — |
| TXT | google.com | work-accounts-domain-verification=Tcj6JjIMZOw2KsSEw2Nt2rLae89tN6 | 10 | — |
| CNAME | patents.google.com | www3.l.google.com | 300 | — |
| CAA | google.com | 0 issue "pki.goog" | 78004 | — |
| DMARC | _dmarc.google.com | v=DMARC1; p=reject; rua=mailto:[email protected] | 300 | — |
TLS and certificates
| Assessment | Normal configuration |
|---|---|
| Supported protocols | TLSv1.2、TLSv1.3 |
| Negotiated protocol | TLSv1.3 |
| Certificate subject | *.google.com |
| Issuer | Google Trust Services |
| Valid until | 2026-11-02T08:37 · Remaining when checked: 47 days |
| Verification details | Certificate trust: Passed · Hostname match: Passed |
HTTP response headers
| Header | Value |
|---|---|
| content-type | text/html |
| x-frame-options | SAMEORIGIN |
| x-content-type-options | nosniff |
Identified technologies
Technology stack: Unknown
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