Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sbk.org
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-30 07:02:44 UTC · ↺ Refresh
MX Hostnames
- mta172.bitmarck.org
- mta171.bitmarck.org
MX Priorities
- mta171.bitmarck.org: 10
- mta172.bitmarck.org: 10
A / AAAA Records
- 194.50.58.13 (no PTR)
Mail Server IPs
- 194.113.12.241 ↩ mta171.bitmarck.org
- 194.113.12.244 ↩ mta172.bitmarck.org
SOA Record
Raw SOA
a.ns14.net dnsadmin.bso-support.de 2025123013 10800 3600 604800 3600
Primary NS (mname)
a.ns14.net
Admin Email (rname)
dnsadmin@bso-support.de
Serial
2025123013
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
c.ns14.net
b.ns14.net
a.ns14.net
d.ns14.net
SPF Record
✓ Strict (-all)
v=spf1 mx include:spf1.sbk.org include:spf2.sbk.org -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1;p=none;rua=mailto:[email protected];
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
8 records- _telesec-domain-validation=2025-01-15_Kffj8HsrQBUVSn2iW32chrMPc3Bs2K1nsz3KLmACSimhEavv71
- MS=ms82567606
- cisco-ci-domain-verification=1448272c874b7c6bb4135490274acffeb7b0a44fe38df184d86b93fc4812a4c0
- adobe-idp-site-verification=4d343ba8b0749e2b7eec83fa99c263611056492a7a16c97c3d795e0cf46ee58c
- MS=ms85693085
- SPFv=spf1 mx include:spf1.sbk.org include:spf2.sbk.org -all
- google-site-verification=D16KLQKaM5K7ZikXf8vZ5cwO6S3XBIBhcLvbmjvDReU
- 182304c4b24ffa33168341a0af07f6741c9a262b6d8b6f154150ad76a3fe81d
Full email verification for sbk.org
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