Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
alpha-buch.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-31 00:08:37 UTC · ↺ Refresh
MX Hostnames
- alphabuch-de01c.mail.protection.outlook.com
MX Priorities
- alphabuch-de01c.mail.protection.outlook.com: 100
A / AAAA Records
- 185.233.191.104 (no PTR)
Mail Server IPs
- 52.101.170.0 ↩ mail-fr5p281cu00500.inbound.protection.outlook.com
- 52.101.170.1 ↩ mail-fr4p281cu03101.inbound.protection.outlook.com
- 52.101.170.2 ↩ mail-fr6p281cu00202.inbound.protection.outlook.com
- 52.101.168.0 ↩ mail-beup281cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca2d::2 ↩ mail-fr6p281cu00202.inbound.protection.outlook.com
- 2a01:111:f403:ca2d::1 ↩ mail-fr4p281cu03101.inbound.protection.outlook.com
- 2a01:111:f403:ca27:: ↩ mail-beup281cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca2d:: ↩ mail-fr5p281cu00500.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1-tec.de webmaster.alpha-buch.de 2026021801 86400 3600 2592000 900
Primary NS (mname)
ns1-tec.de
Admin Email (rname)
webmaster@alpha-buch.de
Serial
2026021801
Refresh
86400s
Retry
3600s
Expire
2592000s
Minimum TTL
900s
Nameservers (NS)
ns2-tec.de
ns1-tec.de
SPF Record
✓ Strict (-all)
v=spf1 ip4:185.95.212.235 ip4:172.18.200.238 ip4:88.99.227.219 ip4:178.63.104.183 ip4:144.76.158.177 ip4:10.102.2.18 include:spf.protection.outlook.com a:smtp2.luka.de include:spf.mailjet.com include:spf.securemail.name -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 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
6 records- MS=ms27774356
- pinterest-site-verification=d443781f295a03eacf35946156f441b9
- bCFuIAtGDm7qMfWwfG797ViUxloWSD5Hb+81fWiNjo6sz6GlhCnvTzE14wJtHZ0AIWaQ1xr0m/BO8g7MzdadXw==
- google-site-verification=a2kzqfYh_Tt18EIJupbDM1XoVrBUJHHvym_zcW7xgwA
- google-site-verification=EoWJVJ7X-UrMJoXu8xpCU-AbSXSsMd-0HoQafeA1sME
- SPFv=spf1 ip4:185.95.212.235 ip4:172.18.200.238 ip4:88.99.227.219 ip4:178.63.104.183 ip4:144.76.158.177 ip4:10.102.2.18 include:spf.protection.outlook.com a:smtp2.luka.de include:spf.mailjet.com include:spf.securemail.name -all
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