What powers 
libreswan.org?
Last seen Oct 2026 · 5 technologies across 5 categories
JavaScript libraries
Miscellaneous
Security
UI frameworks
Web servers
AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| ipsec secrets | #2 | 5 |
| vpn ipsec software | #7 | 2 |
| ipsec software | #9 | 1 |
| generate psk key | #19 | 1 |
| address sanitizer | #56 | 1 |
| rfc 9370 | #10 | 0 |
| libreswan vs strongswan | #14 | 0 |
| ipsec linux | #15 | 0 |
| linux ipsec | #21 | 0 |
| generate psk | #22 | 0 |
| vti ipsec | #25 | 0 |
| ipsec psk | #26 | 0 |
| vti tunnel | #31 | 0 |
| libasan | #39 | 0 |
| ipsec connections | #40 | 0 |
| linux rngd | #44 | 0 |
| addresssanitizer | #50 | 0 |
| gcc address sanitizer | #52 | 0 |
| openswan | #55 | 0 |
| what does nss mean text | #56 | 0 |
| nssdb | #69 | 0 |
| ike port | #86 | 0 |
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
Open Page Rank
5.33 / 10 · ranked #181,213 of all domains
116 referring domains · OpenPageRank
Search traffic
10 est. monthly organic visits (US)
22 keywords in Google's top 30
Page
- Language: English
- Weight: 0.2 MB · 11 requests
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Registered Feb 2012 (14 years) via GKG.NET, INC., renews Feb 2027
- Hosted on SUOMICOMMUNICATIONS (77.246.200.9)
- DNS: nohats.ca
- Email: no MX record returned
- Email security: DMARC reject, DNSSEC signed
- SSL: Let's Encrypt, RSA 4096, expires Dec 2026
- Common Crawl link graph: rank 529,802, 8 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026, registration from the registry's RDAP service. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| libreswan.org | 5 |
| download.libreswan.org | 2 |
| lists.libreswan.org | 2 |
Full technology history →
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Recent changes
- dropped Cloudflare Oct 2026
- dropped Cloudflare Bot Management Oct 2026
- dropped Twitter Oct 2026
- dropped Twitter Ads Oct 2026