IPv6 Addresses
sslip.io. 1200 IN AAAA 2A01:4F8:C17:B8F:0:0:0:2
Name Servers
sslip.io. 1200 IN NS ns-do-sg.sslip.io. sslip.io. 1200 IN NS ns-hetzner.sslip.io. sslip.io. 1200 IN NS ns-ovh.sslip.io.
Mail Servers
sslip.io. 1200 IN MX 10 mail.protonmail.ch. sslip.io. 1200 IN MX 20 mailsec.protonmail.ch.
SOA Details
sslip.io. 1200 IN SOA sslip.io. briancunnie.gmail.com. 20251225 900 900 1800 180
Certificate Authority Authorization
No CAA records were returned at this registrable domain name. With no CAA policy, any public certificate authority (CA) may issue TLS certificates for names under this zone unless a parent publishes CAA; add issue / issuewild / iodef records to restrict issuance.
DMARC
Organizational policy (p): how receivers treat mail that fails aligned DMARC checks — none (monitor only), quarantine (often junk), or reject (block).
pct: share of mail that gets quarantine/reject; 100 = all failing messages (default).
100Aggregate DMARC reports (ZIP/XML). Optional but recommended for visibility.
Forensic (per-failure) reports. Often omitted for privacy or volume.
sslip.io. 180 IN DMARC v=DMARC1; p=reject
DKIM
No DKIM TXT with `v=DKIM1` was returned for the selector names we probe automatically.
SPF (Sender Policy Framework)
| Qualifier | Mechanism | Target / value | Valid | Details |
|---|---|---|---|---|
| + Pass | include |
|
||
| + Pass | mx |
—
|
|
|
| - Fail | all |
—
|
|
sslip.io. 180 IN TXT "v=spf1 include:_spf.protonmail.ch mx -all"
MTA-STS
This hostname does not publish an MTA-STS policy (no v=STSv1 TXT at _mta-sts.<name> and/or no policy at https://mta-sts.<name>/.well-known/mta-sts.txt).
Text Content
sslip.io. 180 IN TXT "protonmail-verification=ce0ca3f5010aa7a2cf8bcc693778338ffde73e26"