Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
my-big-bang.fr
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 08:36:33 UTC · ↺ Refresh
MX Hostnames
- mx00.1and1.fr
- mx01.1and1.fr
MX Priorities
- mx00.1and1.fr: 10
- mx01.1and1.fr: 11
A / AAAA Records
- 91.214.188.65 ↩ od-be42d1.infomaniak.ch
- 2001:1600:13:100:f816:3eff:fe22:8af9 ↩ od-be42d1.infomaniak.ch
Mail Server IPs
- 212.227.15.41 ↩ mx00.kundenserver.de
- 217.72.192.67 ↩ mx01.kundenserver.de
SOA Record
Raw SOA
ns1079.ui-dns.com hostmaster.1und1.com 2017052336 28800 7200 604800 600
Primary NS (mname)
ns1079.ui-dns.com
Admin Email (rname)
hostmaster@1und1.com
Serial
2017052336
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns1063.ui-dns.biz
ns1056.ui-dns.de
ns1024.ui-dns.org
ns1079.ui-dns.com
SPF Record
✓ Strict (-all)
v=spf1 include:_spf.perfora.net include:_spf.kundenserver.de include:spf.sendinblue.com mx -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 1 found
mail._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: mail
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- Sendinblue-code:1a762fadb6609ffe02219c168429a61a
- SPFv=spf1 include:_spf.perfora.net include:_spf.kundenserver.de include:spf.sendinblue.com mx -all
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