Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
ptw.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-01 14:35:34 UTC · ↺ Refresh
MX Hostnames
- ptw-de.mail.protection.outlook.com
MX Priorities
- ptw-de.mail.protection.outlook.com: 10
A / AAAA Records
- 49.13.251.38 ↩ asrv0501.mail.avenit.com
Mail Server IPs
- 52.101.73.2 ↩ mail-as9pr07cu00302.inbound.protection.outlook.com
- 52.101.73.6 ↩ mail-am6pr04cu00306.inbound.protection.outlook.com
- 52.101.68.32 ↩ mail-db3pr0202cu00200.inbound.protection.outlook.com
- 52.101.68.8 ↩ mail-du0pr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca04::b ↩ mail-dbbpr03cu00103.inbound.protection.outlook.com
- 2a01:111:f403:ca09::7 ↩ mail-am9pr04cu00107.inbound.protection.outlook.com
- 2a01:111:f403:ca04::6 ↩ mail-db4pr02cu00406.inbound.protection.outlook.com
- 2a01:111:f403:ca09::2 ↩ mail-am0pr83cu00402.inbound.protection.outlook.com
SOA Record
Raw SOA
ns.frei.net hostmaster.freinet.de 2026031601 86400 7200 2592000 86400
Primary NS (mname)
ns.frei.net
Admin Email (rname)
hostmaster@freinet.de
Serial
2026031601
Refresh
86400s
Retry
7200s
Expire
2592000s
Minimum TTL
86400s
Nameservers (NS)
ns.frei.net
ns2.frei.net
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:213.164.66.20 include:_spf.customer.avenit.de include:spf.protection.outlook.com a mx ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; fo=1; pct=100
✓ Reject — strongest protection
📋 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- apple-domain-verification=jTO39dbnOgYpqI4a
- SPFv=spf1 ip4:213.164.66.20 include:_spf.customer.avenit.de include:spf.protection.outlook.com a mx ~all
- MS=ms46061719
- atlassian-domain-verification=QTKHEj/x3Ib/3DOd2zx8mRzTGWHpIywfSETxulhYv4pbcsgBc1Ez9K7TsSZS82s3
- +7Po1yhd3VgDTvs/FZrOw35xOQ56uw6ZFUkqRZC7KZNQ79Ep606ThI//fuN+WECAVOeOKI/Dtx6CtJdHfATbFQ==
Full email verification for ptw.de
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits