Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
pfennings.net
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-19 01:09:08 UTC · ↺ Refresh
MX Hostnames
- pfennings-net.mail.protection.outlook.com
MX Priorities
- pfennings-net.mail.protection.outlook.com: 10
A / AAAA Records
- 152.53.147.223 ↩ v2202602175140432976.ultrasrv.de
Mail Server IPs
- 52.101.73.28 ↩ mail-am7pr05cu00204.inbound.protection.outlook.com
- 52.101.68.12 ↩ mail-db9pr02cu00204.inbound.protection.outlook.com
- 52.101.68.10 ↩ mail-dbbpr03cu00102.inbound.protection.outlook.com
- 52.101.73.26 ↩ mail-as9pr05cu01302.inbound.protection.outlook.com
- 2a01:111:f403:ca09::5 ↩ mail-am1pr04cu00105.inbound.protection.outlook.com
- 2a01:111:f403:ca09::20 ↩ mail-as8pr05cu00400.inbound.protection.outlook.com
- 2a01:111:f403:ca04::d ↩ mail-db6pr03cu00105.inbound.protection.outlook.com
- 2a01:111:f403:ca09::4 ↩ mail-am0pr04cu00504.inbound.protection.outlook.com
SOA Record
Raw SOA
dns1.infoserve.de hostmaster.infoserve.de 2026022000 28800 7200 1209600 3600
Primary NS (mname)
dns1.infoserve.de
Admin Email (rname)
hostmaster@infoserve.de
Serial
2026022000
Refresh
28800s
Retry
7200s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
dns2.infoserve.de
dns1.infoserve.de
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spf-de.emailsignatures365.com include:spf.zoho.eu include:eu.transmail.net -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1;
~ 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
3 records- apple-domain-verification=bmpSyyOMhdms5Z59
- sophos-domain-verification=bbcd9f8e1e93dc86daa6b02062bb69976672ffb57c397e36912a6ae039debb33
- SPFv=spf1 include:spf.protection.outlook.com include:spf-de.emailsignatures365.com include:spf.zoho.eu include:eu.transmail.net -all
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