What powers 
ncbcenter.org?
Last seen Sep 2026 · 21 technologies across 13 categories
Analytics
CDN
CMS
Ecommerce
Font scripts
Hosting
JavaScript frameworks
JavaScript libraries
Miscellaneous
Performance
Search engines
Security
AI Crawlers
Restricts 16 of 33 AI crawlers we track by name in its robots.txt. Checked Oct 2026.
Training crawlers
- AI2Bot Restricted
- Applebot-Extended Restricted
- Bytespider Restricted
- CCBot Restricted
- ClaudeBot Restricted
- cohere-training-data-crawler Restricted
- FacebookBot Restricted
- Google-Extended Restricted
- GoogleOther Restricted
- GPTBot Restricted
- img2dataset Restricted
- meta-externalagent Restricted
- Webzio-Extended Restricted
Search and AI assistants
- Amazonbot Restricted
- DuckAssistBot Restricted
- YouBot Restricted
The other 17 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
Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| ncbc | #2 | 310 |
| bioethics catholic | #1 | 79 |
| catholic bioethics | #1 | 79 |
| artificial insemination catholic | #1 | 52 |
| example of vaccine exemption letter | #1 | 43 |
| the right to privacy book | #2 | 34 |
| sample religious exemption letter illinois | #2 | 34 |
| flu exemption letter | #1 | 33 |
| artificial insemination and the catholic church | #2 | 28 |
| pvs medical term | #2 | 28 |
| exemption letter for flu shot | #2 | 28 |
| catholic church vasectomy | #4 | 26 |
| vaccine religious exemption example | #2 | 23 |
| embryo adoption catholic | #1 | 22 |
| flu shot religious exemption letter | #1 | 22 |
| bioethics | #83 | 21 |
| bioethics | #45 | 21 |
| religious exemption letter sample | #1 | 21 |
| religious exemption vaccination letter example christian | #3 | 20 |
| north carolina religious exemption vaccination letter example | #3 | 20 |
| catholic church ectopic pregnancy | #4 | 17 |
| vegetable medical term | #3 | 17 |
| why is surrogacy bad | #2 | 15 |
| catholic vaccine exemption | #1 | 15 |
| the national catholic bioethics center | #1 | 15 |
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
16 of 33 AI crawlers restricted
Audience
- 55% desktop
- 45% phone
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
6.02 / 10 · ranked #108,532 of all domains
335 referring domains · OpenPageRank
Search traffic
1,900 est. monthly organic visits (US)
1,163 keywords in Google's top 30
Core Web Vitals
| LCP | 1.9 s |
| INP | 50 ms |
| CLS | 0.1 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English (United States)
- Weight: 8.1 MB · 134 requests
- Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- The National Catholic Bioethics Center (National Catholic Bioethics Center on Wikidata)
- Founded: 1972
- Country: United States
- Profiles: X
From the homepage's own structured data (Sep 2026) and Wikidata (CC0).
Infrastructure
- Registered Apr 1998 (28 years) via GoDaddy.com, LLC, renews Apr 2027
- Hosted on Squarespace (198.49.23.144)
- DNS: GoDaddy DNS
- Email: Microsoft 365
- Email security: no SPF record, DMARC monitor only
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 35,162, 3 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026, registration from the registry's RDAP service. How the web is hosted
Full technology history →
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Recent changes
- dropped Angular Sep 2026
- dropped TypeScript Sep 2026
- dropped Zone.js Sep 2026
- detected Angular Apr 2026
- detected TypeScript Apr 2026
- detected Zone.js Apr 2026
- dropped Font Awesome Dec 2025