Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
meissler-co.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-26 12:53:23 UTC · ↺ Refresh
MX Hostnames
- meisslerco-de02b.mail.protection.outlook.com
MX Priorities
- meisslerco-de02b.mail.protection.outlook.com: 0
A / AAAA Records
- 217.160.0.232 ↩ 217-160-0-232.elastic-ssl.ui-r.com
Mail Server IPs
- 52.101.68.0 ↩ mail-db3pr0202cu00100.inbound.protection.outlook.com
- 52.101.68.15 ↩ mail-db6pr03cu00107.inbound.protection.outlook.com
- 52.101.68.27 ↩ mail-db7pr03cu00503.inbound.protection.outlook.com
- 52.101.73.26 ↩ mail-as9pr05cu01302.inbound.protection.outlook.com
- 2a01:111:f403:ca04::2 ↩ mail-du2pr03cu00102.inbound.protection.outlook.com
- 2a01:111:f403:ca09::8 ↩ mail-as2pr05cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca09::4 ↩ mail-am0pr04cu00504.inbound.protection.outlook.com
- 2a01:111:f403:ca09::e ↩ mail-am7pr05cu00206.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1085.ui-dns.de hostmaster.1and1.com 2017121430 28800 7200 604800 300
Primary NS (mname)
ns1085.ui-dns.de
Admin Email (rname)
hostmaster@1and1.com
Serial
2017121430
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
ns1091.ui-dns.biz
ns1085.ui-dns.de
ns1041.ui-dns.com
ns1099.ui-dns.org
SPF Record
✓ Strict (-all)
v=spf1 a mx ip4:185.88.104.133 a:hmail.meissler-co.de include:_spf.perfora.net include:_spf.kundenserver.de include:spf.protection.outlook.com -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; adkim=s; aspf=s;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Strict
· DKIM alignment: Strict
⚠ No aggregate reports (rua= not set)
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
2 records- MS=ms97231259
- SPFv=spf1 a mx ip4:185.88.104.133 a:hmail.meissler-co.de include:_spf.perfora.net include:_spf.kundenserver.de include:spf.protection.outlook.com -all
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