Email Security for github.com
SPF configured · DMARC p=quarantine · MX 1 record.
++
~/email-security · github.commoderate
$ dig +short TXT github.com
[resolve] ok
[audit] posture: moderate · MX records: 1
mx
0github-com.mail.protection.outlook.com
warn
SPFfound
Authorizes senders that may use this domain in MAIL FROM.
lookups8 / 10
all~all
- · Uses '~all' (softfail) — consider '-all' for stronger enforcement.
ok
DMARCfound
Tells receivers what to do when SPF or DKIM fail.
policyquarantine
subdomainreject
pct100%
ruamailto:dmarc@github.com
n/a
DKIMnot configured
Public key at default._domainkey — only the 'default' selector was checked.
- · No DKIM record at 'default._domainkey' — actual selector may differ (e.g., 'google._domainkey').
n/a
MTA-STSnot configured
Announces SMTP TLS enforcement policy.
- · No MTA-STS announce TXT — modern TLS enforcement not advertised.
n/a
TLS-RPTnot configured
Telemetry destination for SMTP TLS failures.
- · No TLS-RPT record — no telemetry on SMTP TLS failures.
n/a
BIMInot configured
Logo announcement at default._bimi — only the 'default' selector was checked.
- · No BIMI record at 'default._bimi'.
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