Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
herthabsc.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-24 22:22:50 UTC · ↺ Refresh
MX Hostnames
- herthabsc-de.mail.protection.outlook.com
MX Priorities
- herthabsc-de.mail.protection.outlook.com: 100
A / AAAA Records
- 89.31.143.150 (no PTR)
Mail Server IPs
- 52.101.73.12 ↩ mail-am4pr0401cu00104.inbound.protection.outlook.com
- 52.101.68.32 ↩ mail-db3pr0202cu00200.inbound.protection.outlook.com
- 52.101.68.15 ↩ mail-db6pr03cu00107.inbound.protection.outlook.com
- 52.101.73.16 ↩ mail-as2pr05cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca04::7 ↩ mail-db4pr02cu00307.inbound.protection.outlook.com
- 2a01:111:f403:ca09::8 ↩ mail-as2pr05cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca09::20 ↩ mail-as8pr05cu00400.inbound.protection.outlook.com
- 2a01:111:f403:ca09::b ↩ mail-am7pr05cu00103.inbound.protection.outlook.com
SOA Record
Raw SOA
ns.udag.de hostmaster.united-domains.de 2024062473 10800 3600 604800 3600
Primary NS (mname)
ns.udag.de
Admin Email (rname)
hostmaster@united-domains.de
Serial
2024062473
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns.udag.org
ns.udag.net
ns.udag.de
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com a:mail.herthabsc.de a:mail.herthashop.de a:mx4.eventim.de include:spf.cloud.ci-solution.com include:spf.mailjet.com ip4:145.253.154.88/29 -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
6 records- MS=ms90594515
- include:spf.protection.outlook.com
- google-site-verification=5QTCpb4NN-9nr70z52rSbI9liBHYJ2cXrRrqh3ro3_g
- amazonses:402MGBBPv6C1w4iLdltAuogx/bXoF6Cu27b0mjyrdsI=
- include:spf.cloud.ci-solution.com
- SPFv=spf1 include:spf.protection.outlook.com a:mail.herthabsc.de a:mail.herthashop.de a:mx4.eventim.de include:spf.cloud.ci-solution.com include:spf.mailjet.com ip4:145.253.154.88/29 -all
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