Domain technical report
Mastodon 🐘
mstdn.social
A general-purpose Mastodon server with a 500 character limit. All languages are welcome.
IPv41
IPv61
MX2
NS3
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87
Total
80
DNS
90
Email
80
Security
85
Network
100
Availability
Domainmstdn.social
IPv41
IPv61
MX records2
StatusActive
DiagnosticsMain findings and recommendations
IPv4 (A)30 / 30 pts · Dns
1 IPv4 address(es) detected.
IPv6 (AAAA)10 / 10 pts · Dns
1 IPv6 address(es) detected.
Name server redundancy20 / 20 pts · Dns
3 NS record(s); 2 or more required.
SOA record10 / 10 pts · Dns
Authoritative zone record.
DNSSEC chain0 / 15 pts · Dns
Both DS and DNSKEY are required.
CAA policy0 / 5 pts · Dns
Certificate authority restriction.
DNS propagation10 / 10 pts · Dns
Agreement between public resolvers.
MX records20 / 20 pts · Mail
2 MX record(s).
SPF25 / 25 pts · Mail
SPF policy published.
DMARC25 / 25 pts · Mail
DMARC policy published.
DKIM20 / 20 pts · Mail
A DKIM selector was verified.
MTA-STS0 / 5 pts · Mail
Mail transport policy.
TLS-RPT0 / 5 pts · Mail
TLS reporting policy.
Valid TLS certificate55 / 55 pts · Security
29 day(s) remaining.
Certificate lifetime6 / 10 pts · Security
Full points require at least 30 days remaining.
HTTP security headers19 / 35 pts · Security
5 of 9 evaluated headers detected.
PTR reverse DNS30 / 30 pts · Network
PTR: mstdn.social
IPv4 diversity20 / 35 pts · Network
Two or more IPv4 addresses receive full points.
IPv6 connectivity35 / 35 pts · Network
AAAA availability.
DNS resolution40 / 40 pts · Availability
At least one address family must resolve.
HTTP response40 / 40 pts · Availability
HTTP/2 200
HTTPS final URL20 / 20 pts · Availability
Final URL uses HTTPS.
DNS and emailPublished records and email configuration
A
1 record(s)188.34.142.224
AAAA
1 record(s)2a01:4f8:2190:2c04::2
CNAME
0 record(s)—
Not configured
MX
2 record(s)20 mailsec.protonmail.ch. 10 mail.protonmail.ch.
TXT
4 record(s)"google-site-verification=zK9fj2iT3vxfjTvYes2gvdHRJytuSizNm2-Fgl7J9OI" "d5b5fa11bee68690b32fed90b3bb2aea" "protonmail-verification=77c465823c9c5a3455561a3af0b260c231e6296b" "v=spf1 include:_spf.protonmail.ch mx ~all"
NS
3 record(s)oxygen.ns.hetzner.com. hydrogen.ns.hetzner.com. helium.ns.hetzner.de.
SOA
1 record(s)hydrogen.ns.hetzner.com. dns.hetzner.com. 2026041500 86400 10800 3600000 3600
CAA
0 record(s)—
Not configured
DS
0 record(s)—
Not configured
DNSKEY
0 record(s)—
Not configured
RRSIG
0 record(s)—
Not configured
NSEC
0 record(s)—
Not configured
NSEC3
0 record(s)—
Not configured
SRV
0 record(s)—
Not configured
NAPTR
0 record(s)—
Not configured
TLSA
0 record(s)—
Not configured
SSHFP
0 record(s)—
Not configured
SPF
Configuredv=spf1 include:_spf.protonmail.ch mx ~all
DMARC
Configuredv=DMARC1; p=none
DKIM
Selector protonmailv=DKIM1;k=rsa;p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA2UnG4qau+CqNRWZzyAvfBYSpE/TV5grswBQ2f7cnqyPHonJ0L6ADbiTdtKljbFRA/K+4Qr73zIVLlWxOZSgX70PkWMNqlTMc0nDDO1gVnt0PLFHn9ZqJ93zXNEyJbblJYvi/ojKRvzO7EZBAhsW1noV7ZljaRsrKWl2n61vSEKUwt5qwaGOUvCOGcPAS577jyLe8WhKejmYjvaBk55j99NsERe7gNG40rw2BoIe7OE5dEhZ5apqOfjKcD0aRY5wQs+N3+/QV1Zna7LTEgBpu16mnUTKetms99i8doYJ8egn/6KMSQZyW2bpxZcb3kA5H/tE3cMJIfeF9AHD4cKy3WwIDAQAB;
Analyzed webpageMetadata and HTTP response
Title and description
ExtractedTitle
Mastodon 🐘
Description
A general-purpose Mastodon server with a 500 character limit. All languages are welcome.
Final URL
https://mstdn.social/
HTTP status
200
HTTP
Status
HTTP/2 200
Final URL
https://mstdn.social/
Version
3
Server
Mastodon
X-Powered-By
SSL and HTTP securityCertificate, protocol and security headers
SSL certificate
AvailableAvailable
Yes
Issuer
Let's Encrypt
CN
mstdn.social
Valid from
2026-06-11T02:08:24-05:00
Valid until
2026-09-09T02:08:23-05:00
Days remaining
29
Protocol
TLSv1.3
Cipher
TLS_AES_256_GCM_SHA384
Security headers
5 activeHSTSImplemented
Content Security PolicyImplemented
X-Content-Type-OptionsImplemented
X-Frame-OptionsImplemented
Referrer PolicyImplemented
Permissions PolicyNot detected
Cross-Origin-Opener-PolicyNot detected
Cross-Origin-Embedder-PolicyNot detected
Cross-Origin-Resource-PolicyNot detected
DNS propagationComparison across public resolvers
Public resolver comparison
ConsistentConsistent propagation
5 public resolvers queried.
ResolverServerResultLatency
Google
8.8.8.8188.34.142.224
59,05 ms
Cloudflare
1.1.1.1188.34.142.224
24,45 ms
Quad9
9.9.9.9188.34.142.224
25,40 ms
OpenDNS
208.67.222.222188.34.142.224
655,98 ms
AdGuard
94.140.14.14188.34.142.224
41,02 ms
IP, geolocation and ASNAssociated network information
188.34.142.224
No datasuccess
No
country
region
city
asn
organization
isp
Visitor information
Visitorip
216.73.217.62
reverse
country
country_code
region
city
latitude
longitude
isp
organization
asn
timezone
browser
Other
os
Other
language
user_agent
Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)
is_bot
Yes
cloudflare
No
SMTPEmail port connectivity
mailsec.protonmail.ch
Port 25: Closed/unreachable - 0.8 ms - Port 465: Closed/unreachable - 4018.7 ms - Port 587: Closed/unreachable - 4123.4 ms -