Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sofort.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 23:09:33 UTC · ↺ Refresh
MX Hostnames
- mxz4.klarna.com
- mxz3.klarna.com
- mxz2.klarna.com
- mxz1.klarna.com
MX Priorities
- mxz1.klarna.com: 10
- mxz2.klarna.com: 10
- mxz3.klarna.com: 10
- mxz4.klarna.com: 10
A / AAAA Records
- 3.173.22.37 (no PTR)
- 3.173.23.37 (no PTR)
- 3.173.21.37 (no PTR)
Mail Server IPs
- 52.30.236.203 ↩ ec2-52-30-236-203.eu-west-1.compute.amazonaws.com
- 54.73.174.245 ↩ ec2-54-73-174-245.eu-west-1.compute.amazonaws.com
- 3.73.181.240 ↩ ec2-3-73-181-240.eu-central-1.compute.amazonaws.com
- 35.156.176.213 ↩ ec2-35-156-176-213.eu-central-1.compute.amazonaws.com
SOA Record
Raw SOA
a1-74.akam.net dns-admin.klarna.com 105 3600 1200 1209600 600
Primary NS (mname)
a1-74.akam.net
Admin Email (rname)
dns-admin@klarna.com
Serial
105
Refresh
3600s
Retry
1200s
Expire
1209600s
Minimum TTL
600s
Nameservers (NS)
a5-64.akam.net
edns7.ultradns.com
edns7.ultradns.org
a12-65.akam.net
a20-66.akam.net
a1-74.akam.net
SPF Record
✓ Strict (-all)
v=spf1 include:_spf.google.com include:_spf.klarna.com include:_spf-marketo.klarna.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; adkim=r; aspf=r; fo=1; rua=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 3 found
google._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
5 records- SPFv=spf1 include:_spf.google.com include:_spf.klarna.com include:_spf-marketo.klarna.com -all
- QuoVadis=bab63013-2e09-4152-b8c2-c6439d20c973
- google-site-verification=RgskVjENjl36mwwB0vwC7j3P7WzWisf-eeV6By8MJPk
- google-site-verification=Ss_LvbOLgCJYPiXPSzi3QO0P9TXdMETAM9hg2O_3Eu4
- google-site-verification=i-pwcLaA6D0W5TA5b6ZtLK-L6ElQn6PXflP8PbHK7go
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