Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
tzw.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-01 08:44:47 UTC · ↺ Refresh
MX Hostnames
- tzw-de.mail.protection.outlook.com
MX Priorities
- tzw-de.mail.protection.outlook.com: 10
A / AAAA Records
- 217.160.0.212 ↩ 217-160-0-212.elastic-ssl.ui-r.com
- 2001:8d8:100f:f000::225 ↩ 2001-08d8-100f-f000-0000-0000-0000-0225.elastic-ssl.ui-r.com
Mail Server IPs
- 52.101.68.10 ↩ mail-dbbpr03cu00102.inbound.protection.outlook.com
- 52.101.68.0 ↩ mail-db3pr0202cu00100.inbound.protection.outlook.com
- 52.101.73.11 ↩ mail-am1pr04cu00103.inbound.protection.outlook.com
- 52.101.73.19 ↩ mail-as8pr04cu00803.inbound.protection.outlook.com
- 2a01:111:f403:ca09::9 ↩ mail-as8pr04cu00801.inbound.protection.outlook.com
- 2a01:111:f403:ca09::8 ↩ mail-as2pr05cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca09::6 ↩ mail-am4pr0401cu00106.inbound.protection.outlook.com
- 2a01:111:f403:ca04::9 ↩ mail-db7pr03cu00601.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1116.ui-dns.org hostmaster.schlund.de 2017061135 28800 7200 604800 300
Primary NS (mname)
ns1116.ui-dns.org
Admin Email (rname)
hostmaster@schlund.de
Serial
2017061135
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
ns1116.ui-dns.de
ns1116.ui-dns.biz
ns1116.ui-dns.org
ns1116.ui-dns.com
SPF Record
✓ Soft Fail (~all)
v=spf1 a mx ip4:62.153.63.211/29 ip4:81.26.170.24/29 include:spf.protection.outlook.com include:sendgrid.net include:_spf-eu.ionos.com include:spf.crsend.com ~all
📊 DNS lookups: 6/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;pct=100
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._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
5 records- SPFv=spf1 a mx ip4:62.153.63.211/29 ip4:81.26.170.24/29 include:spf.protection.outlook.com include:sendgrid.net include:_spf-eu.ionos.com include:spf.crsend.com ~all
- canva-site-verification=sJ9VlGLpxplOF-PCOvztqA
- MS=ms56464562
- openai-domain-verification=dv-ro1JHZBhdh6RuyGYmrd3ChyH
- teamviewer-sso-verification=18b9e2b65d964f4ca78b8d3f2fd76b15
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