Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
peak98.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-19 15:12:31 UTC · ↺ Refresh
MX Hostnames
- peak98-de.mail.protection.outlook.com
MX Priorities
- peak98-de.mail.protection.outlook.com: 0
A / AAAA Records
- 2.56.77.179 (no PTR)
Mail Server IPs
- 52.101.73.153 ↩ mail-as8pr05cu00401.inbound.protection.outlook.com
- 52.101.68.29 ↩ mail-dbapr03cu00105.inbound.protection.outlook.com
- 52.101.73.12 ↩ mail-am4pr0401cu00104.inbound.protection.outlook.com
- 52.101.68.39 ↩ mail-db7pr03cu00607.inbound.protection.outlook.com
- 2a01:111:f403:ca04::9 ↩ mail-db7pr03cu00601.inbound.protection.outlook.com
- 2a01:111:f403:ca09::5 ↩ mail-am1pr04cu00105.inbound.protection.outlook.com
- 2a01:111:f403:ca04::2 ↩ mail-du2pr03cu00102.inbound.protection.outlook.com
- 2a01:111:f403:ca04::4 ↩ mail-db4pr02cu00204.inbound.protection.outlook.com
SOA Record
Raw SOA
ns01.v-dns.de hostmaster.v-dns.de 2025100102 1400 700 3600 600
Primary NS (mname)
ns01.v-dns.de
Admin Email (rname)
hostmaster@v-dns.de
Serial
2025100102
Refresh
1400s
Retry
700s
Expire
3600s
Minimum TTL
600s
Nameservers (NS)
ns01.v-dns.de
ns02.v-dns.de
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com a:kerio.peak-14.de ip4:109.234.127.0/24 ip4:80.82.206.0/26 ip4:185.98.184.0/24 -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=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
2 records- SPFv=spf1 include:spf.protection.outlook.com a:kerio.peak-14.de ip4:109.234.127.0/24 ip4:80.82.206.0/26 ip4:185.98.184.0/24 -all
- MS=ms54283219
Full email verification for peak98.de
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits