What powers dspguide.com?
Last seen Aug 2026 · 3 technologies across 3 categories
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| gibbs effect | #3 | 97 |
| dsp book | #1 | 97 |
| companding | #2 | 63 |
| fourier transform | #47 | 57 |
| fourier spectrum | #53 | 57 |
| define dsp | #27 | 38 |
| digital signal processing | #13 | 26 |
| high-pass filter impulse response | #1 | 21 |
| fourier spectra | #59 | 17 |
| benford's distribution | #68 | 14 |
| sinc | #45 | 14 |
| deconvolution meaning | #5 | 12 |
| speech synthesis and recognition | #9 | 11 |
| high pass filter impulse response | #2 | 11 |
| dsp process | #21 | 10 |
| pdf vs pmf | #11 | 9 |
| what is a digital signal processor | #96 | 8 |
| what is a digital signal processor | #22 | 8 |
| what is digital signal processing | #45 | 8 |
| linear and nonlinear systems examples | #5 | 7 |
| image structure | #9 | 7 |
| what is dsp | #53 | 6 |
| dsp handbook | #2 | 6 |
| recursive filters | #3 | 5 |
| numerical fourier transform | #64 | 5 |
The site's top keywords in Google (US), with the visits each one is estimated to bring per month.
Top backlinks
Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.
AI Crawlers
No AI crawlers blocked
Audience
- 73% desktop
- 27% phone
United States
India
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
5.46 / 10 · ranked #163,606 of all domains
265 referring domains · OpenPageRank
Search traffic
850 est. monthly organic visits (US)
773 keywords in Google's top 30
Core Web Vitals
| LCP | 1.3 s |
| CLS | 0.05 |
| TTFB | 900 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Weight: 0.2 MB · 18 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on BIZLAND-SD (65.254.227.224)
- DNS: purehost.com
- Email: dspguide.com
- Email security: SPF (neutral), no DMARC record
- SSL: Let's Encrypt, ECDSA P384, wildcard, expires Oct 2026
- Common Crawl link graph: rank 449,340, 2 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| dspguide.com | 3 |
| www.dspguide.com | 3 |