Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
mikrotron.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-26 11:58:16 UTC · ↺ Refresh
MX Hostnames
- mikrotron-de.mail.protection.outlook.com
MX Priorities
- mikrotron-de.mail.protection.outlook.com: 0
A / AAAA Records
- 49.12.47.218 ↩ static.218.47.12.49.clients.your-server.de
Mail Server IPs
- 52.101.73.28 ↩ mail-am7pr05cu00204.inbound.protection.outlook.com
- 52.101.68.27 ↩ mail-db7pr03cu00503.inbound.protection.outlook.com
- 52.101.68.21 ↩ mail-db4pr02cu00205.inbound.protection.outlook.com
- 52.101.68.15 ↩ mail-db6pr03cu00107.inbound.protection.outlook.com
- 2a01:111:f403:ca04::2 ↩ mail-du2pr03cu00102.inbound.protection.outlook.com
- 2a01:111:f403:ca04::7 ↩ mail-db4pr02cu00307.inbound.protection.outlook.com
- 2a01:111:f403:ca04::4 ↩ mail-db4pr02cu00204.inbound.protection.outlook.com
- 2a01:111:f403:ca04::d ↩ mail-db6pr03cu00105.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1020.ui-dns.com hostmaster.1und1.de 2017071454 28800 7200 604800 300
Primary NS (mname)
ns1020.ui-dns.com
Admin Email (rname)
hostmaster@1und1.de
Serial
2017071454
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
ns1020.ui-dns.de
ns1020.ui-dns.org
ns1020.ui-dns.com
ns1020.ui-dns.biz
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com +ip4:212.227.126.134 ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1;p=quarantine; pct=100
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 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
7 records- citrix-verification-code=6eb16dec-0bc0-407a-a481-27257fa11e96
- google-site-verification=DTyshc2bMpIpBUGluqXn7q7fbnrY9tX3sexJmyb24_o
- MS=ms68246868
- SPFv=spf1 include:spf.protection.outlook.com +ip4:212.227.126.134 ~all
- RsqpsVETVxtI7L+qGuY31kN3S1X3p0qmgH4wz6WQMauVyLLFA2Mr5bxwXaRz7zzunscF+gD8RLdVJdl47BtyEA==
- MS=ms57196200
- MS=ms20808918
Full email verification for mikrotron.de
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