Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
infratec.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-19 04:52:06 UTC · ↺ Refresh
MX Hostnames
- infratec-de.mail.protection.outlook.com
MX Priorities
- infratec-de.mail.protection.outlook.com: 10
A / AAAA Records
- 75.2.60.5 ↩ acd89244c803f7181.awsglobalaccelerator.com
Mail Server IPs
- 52.101.73.11 ↩ mail-am1pr04cu00103.inbound.protection.outlook.com
- 52.101.68.16 ↩ mail-db4pr02cu00400.inbound.protection.outlook.com
- 52.101.68.39 ↩ mail-db7pr03cu00607.inbound.protection.outlook.com
- 52.101.73.4 ↩ mail-am0pr83cu00404.inbound.protection.outlook.com
- 2a01:111:f403:ca09::b ↩ mail-am7pr05cu00103.inbound.protection.outlook.com
- 2a01:111:f403:ca04::9 ↩ mail-db7pr03cu00601.inbound.protection.outlook.com
- 2a01:111:f403:ca04::5 ↩ mail-db3pr0202cu00205.inbound.protection.outlook.com
- 2a01:111:f403:ca09::1 ↩ mail-as9pr07cu00301.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1117.ui-dns.org hostmaster.1und1.de 2016073113 28800 7200 604800 300
Primary NS (mname)
ns1117.ui-dns.org
Admin Email (rname)
hostmaster@1und1.de
Serial
2016073113
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
ns1117.ui-dns.de
ns1117.ui-dns.biz
ns1117.ui-dns.org
ns1117.ui-dns.com
SPF Record
✓ Strict (-all)
v=spf1 mx ip4:212.111.227.113 ip4:87.129.214.228 ip4:212.111.236.154 include:spf.protection.outlook.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1;p=quarantine;pct=100;rua=mailto:[email protected];ruf=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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
5 records- SPFv=spf1 mx ip4:212.111.227.113 ip4:87.129.214.228 ip4:212.111.236.154 include:spf.protection.outlook.com -all
- google-site-verification=bYDYeZLwfCZdHUB1rJrvd9sQ3RGTI0LMPVdb5zg_szM
- amazon-business-verification=77c95fb598bb1429ca8440cad1ada71768610c62f9ea637b780c1da19e8da382
- atlassian-domain-verification=BTEHfiXiceFJiqbzVKeFqQ8GFy0qLJDlncGYad0m/ASFaHxffcnNpzaZaQqCQlVJ
- btvydkmkzuun8c6997ev26w39qp9rucm
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