Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
simtv.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-24 18:40:34 UTC · ↺ Refresh
MX Hostnames
- simtv-de.i-v1.mx.microsoft
MX Priorities
- simtv-de.i-v1.mx.microsoft: 0
A / AAAA Records
- 136.243.144.211 ↩ der-mail-server.de
- 2a01:4f8:171:1352::2 ↩ der-mail-server.de
Mail Server IPs
- 52.101.68.3 ↩ mail-db7pr03cu00403.inbound.protection.outlook.com
- 52.101.68.21 ↩ mail-db4pr02cu00205.inbound.protection.outlook.com
- 52.101.73.15 ↩ mail-am9pr04cu00107.inbound.protection.outlook.com
- 52.101.73.22 ↩ mail-am7pr05cu00106.inbound.protection.outlook.com
- 2a01:111:f403:ca04:: ↩ mail-db3pr0202cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca09:: ↩ mail-am3pr04cu00500.inbound.protection.outlook.com
- 2a01:111:f403:ca09::1 ↩ mail-as9pr07cu00301.inbound.protection.outlook.com
- 2a01:111:f403:ca09::5 ↩ mail-am1pr04cu00105.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1-02.azure-dns.com azuredns-hostmaster.microsoft.com 1 3600 300 2419200 300
Primary NS (mname)
ns1-02.azure-dns.com
Admin Email (rname)
azuredns-hostmaster@microsoft.com
Serial
1
Refresh
3600s
Retry
300s
Expire
2419200s
Minimum TTL
300s
Nameservers (NS)
ns2-02.azure-dns.net
ns3-02.azure-dns.org
ns4-02.azure-dns.info
ns1-02.azure-dns.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.simtv.de include:spf.protection.outlook.com include:sendgrid.net -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected],mailto:[email protected]; pct=100; sp=none; adkim=s; aspf=s;
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected],mailto:[email protected]
↳ Subdomain policy: none
DKIM Selectors
✓ 5 found
selector1._domainkey
selector2._domainkey
default._domainkey
s1._domainkey
s2._domainkey
✓ 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- canva-site-verification=u8kSCEwGPHUxI33V4LR0nw
- zone-ownership-verification-aff19710501f5d71f4dc708f8d034b5c876e2a2e7100e6508059d5a113d97eec
- MS=ms33491063
- google-site-verification=D3xVfHLEIpXMBQnxHN68JX44nDu3K1HkYAC_NTQOybc
- have-i-been-pwned-verification=9de498980254cf154841b0526596dfe3
- SPFv=spf1 include:spf.simtv.de include:spf.protection.outlook.com include:sendgrid.net -all
- google-site-verification=Efd81lhrCNEbD-R_yJAo7UW-Yv1mK9qXpV-KF1QEnlE
Full email verification for simtv.de
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