opensource.ch
SPF only
cyon opensource.ch
DNS, hosting, email and name analysis are live. Registration data, the home-page probe, the archive lookup and the other-TLD check are being fetched in the background; this page refreshes itself in a few seconds.
Registration
Fetching the registry record…
DNS
| Type | Value |
|---|---|
| NS | ns1.cyon.ch · ns2.cyon.ch |
| A | 149.126.4.28 |
| AAAA | 2a01:ab20::4:0:0:0:28 |
| MX | 0 mail.opensource.ch |
| TXT | v=spf1 include:spf.protection.cyon.net -all |
| SOA | ns1.cyon.ch server.cyon.ch serial 2021081302 |
Certificates
No certificate for this domain has passed through the logs dot.bi follows since it started watching. Older certificates are not back-filled.
Hosting
- IP
- 149.126.4.28
- Network
- AS47302 · CYON - cyon AG, CH
- Provider
- cyon
- Country
- CH (network registration, not server location)
- CDN
- none detected
- IPv6
- yes
Web
Probing the home page…
SPF only SPF is published but there is no DMARC policy.
- Provider
- opensource.ch
- SPF
- present all: fail
- DMARC
- missing
- DKIM
- found selector: default
Age
- First capture
- looking up…
- Years archived
- —
- Registry created
- —
- In dot.bi since
- 2026-10-16 · Visitor lookup
Name analysis
Same name, other TLDs
Checking the same name on other TLDs…
History observed by dot.bi
First observed by dot.bi · source: lookup