schuler-service-group.de

Valid Email Server
Domain Lookup › schuler-service-group.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
schuler-service-group.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-26 15:42:47 UTC · ↺ Refresh

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MX Hostnames

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

MX Priorities

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

A / AAAA Records

  • 217.160.0.216 ↩ 217-160-0-216.elastic-ssl.ui-r.com
  • 2001:8d8:100f:f000::207 ↩ 2001-08d8-100f-f000-0000-0000-0000-0207.elastic-ssl.ui-r.com

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 ns1120.ui-dns.biz hostmaster.1und1.de 2017070481 28800 7200 604800 300
Primary NS (mname)
ns1120.ui-dns.biz
Admin Email (rname)
hostmaster@1und1.de
Serial
2017070481
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
300s

Nameservers (NS)

ns1120.ui-dns.com
ns1120.ui-dns.de
ns1120.ui-dns.biz
ns1120.ui-dns.org

SPF Record

✓ Strict (-all)
v=spf1 mx include:spf.protection.outlook.com include:_spf.perfora.net include:_spf.kundenserver.de include:_spf.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

5 records
  • Foxit-domain-verification=2b89c81e9faebb1842852b373a8b9bf0
  • SPFv=spf1 mx include:spf.protection.outlook.com include:_spf.perfora.net include:_spf.kundenserver.de include:_spf.prod.hydra.sophos.com -all
  • 1password-site-verification=VGRDXEG7CNHXDJAMF36E5QILKU
  • fQ8X+YvcB56Bq5jIcQwn84+0Fpr9N4jQx272X9+OfoNqoo0c0QjsszsUF8HrXpC9A/bUaGf5zQmLI0kDNnW24A==
  • v=verifydomain MS=1681631
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