Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
seg.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-21 10:07:36 UTC · ↺ Refresh
MX Hostnames
- seg-de.mail.protection.outlook.com
MX Priorities
- seg-de.mail.protection.outlook.com: 0
A / AAAA Records
- 80.150.6.143 ↩ tld.t-online.de
- 2003:2:2:15:80:150:6:143 ↩ tld.t-online.de
Mail Server IPs
- 52.101.73.11 ↩ mail-am1pr04cu00103.inbound.protection.outlook.com
- 52.101.68.16 ↩ mail-db4pr02cu00400.inbound.protection.outlook.com
- 52.101.68.5 ↩ mail-du2pr03cu00105.inbound.protection.outlook.com
- 52.101.68.21 ↩ mail-db4pr02cu00205.inbound.protection.outlook.com
- 2a01:111:f403:ca09::c ↩ mail-as8pr05cu00304.inbound.protection.outlook.com
- 2a01:111:f403:ca04::e ↩ mail-db8pr02cu00106.inbound.protection.outlook.com
- 2a01:111:f403:ca04::a ↩ mail-du0pr03cu00102.inbound.protection.outlook.com
- 2a01:111:f403:ca04::2 ↩ mail-du2pr03cu00102.inbound.protection.outlook.com
SOA Record
Raw SOA
dns01-tld.t-online.de dns.telekom.de 2026022303 21600 3600 604800 86400
Primary NS (mname)
dns01-tld.t-online.de
Admin Email (rname)
dns@telekom.de
Serial
2026022303
Refresh
21600s
Retry
3600s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
dns02-tld.t-online.de
dns01-tld.t-online.de
SPF Record
✓ Strict (-all)
v=spf1 a ip4:194.25.134.16/29 ip4:194.25.134.80/29 include:spf.protection.outlook.com include:_spf-e.cegedim.fr include:_spf-i.cegedim.fr -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; adkim=s; aspf=s; rua=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- SPFv=spf1 a ip4:194.25.134.16/29 ip4:194.25.134.80/29 include:spf.protection.outlook.com include:_spf-e.cegedim.fr include:_spf-i.cegedim.fr -all
- google-site-verification=PdaQBdb64salmTjNSBVeiBclbkUknaseiQX7TEPop2k
Full email verification for seg.de
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