Live data — DNS records and disposable check were just fetched and saved.
Domain Overview
DNS: ⚡ live
Checker: ⚡ live
serga.cc
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-07-27 19:58:42 UTC · ↺ Refresh
MX Hostnames
- mail.tutanota.de
MX Priorities
- mail.tutanota.de: 10
A / AAAA Records
- 172.67.155.117 (no PTR)
- 104.21.7.99 (no PTR)
- 2606:4700:3034::ac43:9b75 (no PTR)
- 2606:4700:3030::6815:763 (no PTR)
Mail Server IPs
- 185.205.69.213 ↩ mail.w13.tutanota.de
- 185.205.69.214 ↩ mail.w14.tutanota.de
- 185.205.69.211 ↩ mail.w11.tutanota.de
SOA Record
Raw SOA
laila.ns.cloudflare.com dns.cloudflare.com 2410640531 10000 2400 604800 1800
Primary NS (mname)
laila.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2410640531
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
marty.ns.cloudflare.com
laila.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.tutanota.de -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; adkim=s
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Strict
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✗ None detectedNo DKIM records found for common selectors — your provider may use a custom selector name.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- SPFv=spf1 include:spf.tutanota.de -all
- t-verify=d15975783514280197544a8d7fbcdeed
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