mastodon.social
Mastodon.social
mastodon.social is registered with Gandi SAS since March 9, 2016 (10.7 years). The registration expires on March 9, 2027. The site runs on Ruby on Rails, Varnish, Fastly and 3 other technologies. Its email security grade is C. Its SSL certificate is issued by Let's Encrypt and is valid for 34 more days.
- Domain age
- 10.7 yrs
- Technologies
- 6
- Email security
- C
- SSL days left
- 34
Registration
| Registrar | Gandi SAS |
|---|---|
| IANA ID | 81 |
| Registered | March 9, 2016 |
| Expires | March 9, 2027 |
| Updated | August 12, 2026 |
| Status | client transfer prohibited |
| Name servers | ns1.exoscale.ch, ns1.exoscale.com, ns1.exoscale.io, ns1.exoscale.net |
| DNSSEC | Not signed |
DNS records
| Type | Value | TTL |
|---|---|---|
| A | 151.101.193.55 | 566 |
| A | 151.101.1.55 | 566 |
| A | 151.101.65.55 | 566 |
| A | 151.101.129.55 | 566 |
| MX | smtp.google.com 1 | 3600 |
| NS | ns1.exoscale.ch | 3600 |
| NS | ns1.exoscale.com | 3600 |
| NS | ns1.exoscale.io | 3600 |
| NS | ns1.exoscale.net | 3600 |
| CAA | issue 0 certainly.com | 3600 |
| CAA | issue 0 letsencrypt.org | 3600 |
| TXT | v=spf1 include:_spf.google.com include:helpscoutemail.com ~all | 3600 |
| TXT | zoho-verification=zb49784848.zmverify.zoho.eu | 3600 |
| AAAA | 2a04:4e42:600::311 | 243 |
| AAAA | 2a04:4e42::311 | 243 |
| AAAA | 2a04:4e42:200::311 | 243 |
| AAAA | 2a04:4e42:400::311 | 243 |
Technology stack
SSL certificate
| Valid | Valid |
|---|---|
| Issuer | US, YR1, Let's Encrypt |
| Expires | December 14, 2026 |
| Days remaining | 34 |
| Protocol | TLSv1.3 |
| Names | files.mastodon.social, mastodon.social, www.mastodon.social |
Email security
- warnSubdomains use a weaker policy (sp=none) than the main domain (p=quarantine).
- warnNo MTA-STS: mail sent to you can be downgraded to an unencrypted connection.
- warnNo TLS-RPT record, so you won't hear about failed encrypted deliveries.
- warnNo BIMI record (optional: shows your logo next to your emails in supporting inboxes).
- goodSPF record found.
- goodSPF ends with ~all: servers you have not listed are marked as suspicious (soft fail).
- goodDMARC policy is quarantine: failing mail goes to spam. Move to p=reject for full protection.
- goodDMARC aggregate reports are sent to mailto:[email protected].
- goodDKIM keys found (selector: google).
- good1 MX record(s) found. Mail is handled by Google Workspace.
Homepage metadata
| Title | Mastodon.social |
|---|---|
| Description | The original server of Mastodon, operated by Mastodon GmbH for the common good. |
| Language | en |
| Indexable | Yes |
| Word count | 0 |
About mastodon.social
Who is the registrar of mastodon.social?
mastodon.social is registered with Gandi SAS (IANA ID 81).
When does mastodon.social expire?
The current registration of mastodon.social expires on March 9, 2027. It was first registered on March 9, 2016.
What technology does mastodon.social use?
We detected 6 technologies on mastodon.social, including Varnish, Fastly, Ruby, Content Security Policy, HSTS, Ruby on Rails.
Does mastodon.social protect its email with SPF and DMARC?
mastodon.social scores 73/100 (grade C) for email security. Subdomains use a weaker policy (sp=none) than the main domain (p=quarantine). No MTA-STS: mail sent to you can be downgraded to an unencrypted connection.
What are the name servers of mastodon.social?
mastodon.social uses ns1.exoscale.ch, ns1.exoscale.com, ns1.exoscale.io, ns1.exoscale.net.