Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
harzinfo.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-25 10:09:40 UTC · ↺ Refresh
MX Hostnames
- harzinfo-de.mail.protection.outlook.com
MX Priorities
- harzinfo-de.mail.protection.outlook.com: 10
A / AAAA Records
- 185.48.220.77 ↩ nds-p1-nx-ha-01.neusta-is.de
Mail Server IPs
- 52.101.68.27 ↩ mail-db7pr03cu00503.inbound.protection.outlook.com
- 52.101.73.24 ↩ mail-as8pr05cu00300.inbound.protection.outlook.com
- 52.101.73.1 ↩ mail-am3pr04cu00501.inbound.protection.outlook.com
- 52.101.73.2 ↩ mail-as9pr07cu00302.inbound.protection.outlook.com
- 2a01:111:f403:ca04::8 ↩ mail-db5pr02cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca09::8 ↩ mail-as2pr05cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca04::c ↩ mail-db9pr02cu00204.inbound.protection.outlook.com
- 2a01:111:f403:ca04:: ↩ mail-db3pr0202cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
nsa4.schlundtech.de supportteam.neusta.de 2025112600 43200 7200 1209600 600
Primary NS (mname)
nsa4.schlundtech.de
Admin Email (rname)
supportteam@neusta.de
Serial
2025112600
Refresh
43200s
Retry
7200s
Expire
1209600s
Minimum TTL
600s
Nameservers (NS)
nsd4.schlundtech.de
nsa4.schlundtech.de
nsc4.schlundtech.de
nsb4.schlundtech.de
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com ip4:88.198.220.153 ip4:185.48.220.41 ip6:2a01:4f8:d0a:5140::2 include:smtp.neusta-is.de include:_spf-e.cegedim.fr include:_spf-i.cegedim.fr ip4:178.77.111.91 ip6:2a01:488:42:1000:b24d:6f5b:: -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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
5 records- google-site-verification=gB4dJpEwPux8GnxO6jGJmPF4G1cxUlIT0mtlfx-h9y0
- ia392gb7r2k6v7ul7jettp6a5t
- MS=ms68883136
- brevo-code:5ab60bc4561dc61ddf893510b4da6c5c
- SPFv=spf1 include:spf.protection.outlook.com ip4:88.198.220.153 ip4:185.48.220.41 ip6:2a01:4f8:d0a:5140::2 include:smtp.neusta-is.de include:_spf-e.cegedim.fr include:_spf-i.cegedim.fr ip4:178.77.111.91 ip6:2a01:488:42:1000:b24d:6f5b:: -all
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