Domain Overview
DNS: ✓ 2d ago
Checker: ✓ 2d ago
seiberlich.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-19 06:21:21 UTC · ↺ Refresh
MX Hostnames
- seiberlich-com.mail.protection.outlook.com
MX Priorities
- seiberlich-com.mail.protection.outlook.com: 0
A / AAAA Records
- 96.45.82.115 ↩ redirection.dnsmadeeasy.com
- 96.45.82.229 ↩ redirection.dnsmadeeasy.com
- 96.45.83.109
- 96.45.83.214
Mail Server IPs
- 52.101.10.6 ↩ mail-bn1pr21cu00106.inbound.protection.outlook.com
- 52.101.8.44 ↩ mail-dm5pr04cu00104.inbound.protection.outlook.com
- 52.101.50.13 ↩ mail-mw2pr02cu00605.inbound.protection.outlook.com
- 52.101.41.26 ↩ mail-sj0pr03cu01702.inbound.protection.outlook.com
- 2a01:111:f403:c946::7 ↩ mail-ch5pr02cu00307.inbound.protection.outlook.com
- 2a01:111:f403:c91d:: ↩ mail-mw2pr04cu00100.inbound.protection.outlook.com
- 2a01:111:f403:f908:: ↩ mail-bn1pr21cu00100.inbound.protection.outlook.com
- 2a01:111:f403:f804::1 ↩ mail-co1pr05cu00301.inbound.protection.outlook.com
SOA Record
Raw SOA
ns20.digicertdns.com dns.digicertdns.com 2009011659 43200 3600 1209600 180
Primary NS (mname)
ns20.digicertdns.com
Admin Email (rname)
dns@digicertdns.com
Serial
2009011659
Refresh
43200s
Retry
3600s
Expire
1209600s
Minimum TTL
180s
Nameservers (NS)
ns10.dnsmadeeasy.com
ns12.dnsmadeeasy.com
ns11.dnsmadeeasy.com
ns15.dnsmadeeasy.com
ns14.dnsmadeeasy.com
ns13.dnsmadeeasy.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:50.254.185.121/29 include:spf.protection.outlook.com include:stspg-customer.com include:secureserver.net include:_spf.salesforce.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; fo=1; rua=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
9 records- 00D15000000NFIL=1TBUs00000000WH
- google-site-verification=qi7UFHlDjOBT3rKXYEZwIKWUwlN8Qb_0ETUGn7Pz2DI
- ppe-5e30e49b7bbc57170266
- SPFv=spf1 ip4:50.254.185.121/29 include:spf.protection.outlook.com include:stspg-customer.com include:secureserver.net include:_spf.salesforce.com -all
- MS=ms20885558
- dropbox-domain-verification=jze16zpi9rvp
- ppe-28515d9e78d8f5780ea72ecba9e44d680c407427
- apple-domain-verification=j9LxI56ZAfJi81fJ
- amazonses:f51NKSfJsmOLEl221FMPmoZO56h20p76ABy1lFyEqjM=
Full email verification for seiberlich.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits