What powers 
fortresspress.com?
Last seen Aug 2026 · 30 technologies across 18 categories
Advertising
Analytics
Authentication
CDN
CMS
Cookie compliance
Font scripts
JavaScript libraries
Live chat
Marketing automation
Miscellaneous
Programming languages
Security
Tag Managers
Web Servers
Webmail
Widgets
AI Crawlers
Blocks 24 of 33 AI crawlers we track by name in its robots.txt. Checked Sep 2026.
Training crawlers
- AI2Bot Blocked
- Applebot-Extended Blocked
- Bytespider Blocked
- CCBot Blocked
- ClaudeBot Blocked
- cohere-training-data-crawler Blocked
- Diffbot Blocked
- FacebookBot Blocked
- Google-Extended Blocked
- ImagesiftBot Blocked
- img2dataset Blocked
- meta-externalagent Blocked
- PanguBot Blocked
- Webzio-Extended Blocked
Search and AI assistants
- Amazonbot Blocked
- Applebot Blocked
- DuckAssistBot Blocked
- OAI-SearchBot Blocked
- PerplexityBot Blocked
- PetalBot Blocked
- YouBot Blocked
User-request fetchers
- ChatGPT-User Blocked
- meta-externalfetcher Blocked
- Perplexity-User Blocked
The other 9 AI crawlers we track are not mentioned and only inherit the catch-all rules that apply to every crawler.
- robots.txt found
- llms.txt not found
- ai.txt not found
- Sep 2026 googleother removed from robots.txt
- Sep 2026 gptbot removed from robots.txt
Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| dietrich bonhoeffer books | #2 | 710 |
| the cost of discipleship book | #3 | 640 |
| discipleship dietrich bonhoeffer | #1 | 580 |
| the african bible | #1 | 490 |
| fortress | #11 | 300 |
| fortress press | #1 | 220 |
| working preacher | #7 | 210 |
| life together | #4 | 190 |
| life together dietrich bonhoeffer | #2 | 160 |
| harmony of the gospels | #3 | 160 |
| dem dry bones | #5 | 140 |
| strength to love book | #3 | 97 |
| augsburg fortress | #7 | 92 |
| augsburg publishing house | #8 | 71 |
| strength to love mlk | #4 | 66 |
| mlk strength to love | #4 | 66 |
| luther 95 theses | #74 | 57 |
| preaching from the old testament | #2 | 52 |
| karl barth books | #2 | 52 |
| luther's works | #2 | 52 |
| strength to love | #5 | 47 |
| lutheran bible | #8 | 47 |
| the crucified god moltmann | #2 | 42 |
| the crucified god | #2 | 42 |
| dietrich bonhoeffer biography book | #2 | 42 |
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
24 of 33 AI crawlers blocked
Audience
- 67% desktop
- 33% phone
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
6.09 / 10 · ranked #103,737 of all domains
444 referring domains · OpenPageRank
Search traffic
6,900 est. monthly organic visits (US)
2,040 keywords in Google's top 30
Core Web Vitals
| LCP | 1.5 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Weight: 3.5 MB · 124 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Fortress Press
- Country: United States
From Wikidata (CC0).
Infrastructure
- Hosted on COGENT-174 (38.92.170.150)
- DNS: augsburgfortress.net
- Email: Microsoft 365
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Let's Encrypt, RSA 2048, wildcard, expires Oct 2026
- Common Crawl link graph: rank 39,056, 5 hosts
- Verified with: Microsoft 365
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| blog.fortresspress.com | 21 |
| www.fortresspress.com | 21 |
| fortresspress.com | 5 |