klafs.de

Valid Email Server
Domain Lookup › klafs.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
klafs.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-04-01 10:47:41 UTC · ↺ Refresh

MX Hostnames

  • mx-01-eu-central-1.prod.hydra.sophos.com
  • mx-02-eu-central-1.prod.hydra.sophos.com

MX Priorities

  • mx-02-eu-central-1.prod.hydra.sophos.com: 20
  • mx-01-eu-central-1.prod.hydra.sophos.com: 10

A / AAAA Records

  • 49.12.73.241 ↩ thing.schalk-it.de

Mail Server IPs

  • 18.159.80.41 ↩ ec2-18-159-80-41.eu-central-1.compute.amazonaws.com
  • 52.57.183.85 ↩ ec2-52-57-183-85.eu-central-1.compute.amazonaws.com

SOA Record

Raw SOA ns1.schalk-it.de domain-support.schalk-and-friends.de 2026011204 43200 7200 1209600 3600
Primary NS (mname)
ns1.schalk-it.de
Admin Email (rname)
domain-support@schalk-and-friends.de
Serial
2026011204
Refresh
43200s
Retry
7200s
Expire
1209600s
Minimum TTL
3600s

Nameservers (NS)

ns4.schalk-it.de
ns2.schalk-it.de
ns3.schalk-it.de
ns1.schalk-it.de

SPF Record

✓ Strict (-all)
v=spf1 ip4:62.154.138.176/28 ip4:194.69.36.0/23 ip4:172.246.9.182/32 ip4:172.246.9.226/32 ip4:49.12.73.241/32 ip4:88.198.199.49/32 ip4:78.47.201.71/32 ip4:88.198.151.86/32 ip4:194.6.210.89/32 include:spf.protection.outlook.com include:srv-a-cc.c-1796.maxcluster.net include:_spf.cmail.ondemand.com include:_spf_eucentral1.prod.hydra.sophos.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✗ None detected

No 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

3 records
  • SPFv=spf1 ip4:62.154.138.176/28 ip4:194.69.36.0/23 ip4:172.246.9.182/32 ip4:172.246.9.226/32 ip4:49.12.73.241/32 ip4:88.198.199.49/32 ip4:78.47.201.71/32 ip4:88.198.151.86/32 ip4:194.6.210.89/32 include:spf.protection.outlook.com include:srv-a-cc.c-1796.maxcluster.net include:_spf.cmail.ondemand.com include:_spf_eucentral1.prod.hydra.sophos.com -all
  • sophos-domain-verification=60a31f9f5fa822d1854a05f5d776af1fcf0ff0052b3aa775ec1a46cd7a93213f
  • apple-domain-verification=Y7ubRKJKthgkj9oy
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