Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
grassl-ing.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-29 14:51:32 UTC · ↺ Refresh
MX Hostnames
- grassling-de01e.mail.protection.outlook.com
MX Priorities
- grassling-de01e.mail.protection.outlook.com: 10
A / AAAA Records
- 195.201.215.12 ↩ www505.your-server.de
Mail Server IPs
- 52.101.170.1 ↩ mail-fr4p281cu03101.inbound.protection.outlook.com
- 52.101.170.0 ↩ mail-fr5p281cu00500.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:: ↩ mail-fr5p281cu00500.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::2 ↩ mail-fr6p281cu00202.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.your-server.de postmaster.your-server.de 2026021000 86400 10800 3600000 7200
Primary NS (mname)
ns1.your-server.de
Admin Email (rname)
postmaster@your-server.de
Serial
2026021000
Refresh
86400s
Retry
10800s
Expire
3600000s
Minimum TTL
7200s
Nameservers (NS)
ns3.second-ns.de
ns.second-ns.com
ns1.your-server.de
SPF Record
✓ Strict (-all)
v=spf1 ip4:52.148.214.109 ip4:212.93.0.130 ip4:213.61.90.42 ip4:89.163.156.74 ip4:82.100.213.78 ip4:62.96.177.58 ip4:82.100.232.162 ip4:213.61.236.234 ip4:213.61.235.99 include:spf.protection.outlook.com include:spf.abacuscity.ch -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
mail._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: mail
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
7 records- apple-domain-verification=qJ7S3bVDgmYjOHAt
- brevo-code:ba5d73e06440d73106159e9a133da057
- google-site-verification=VF4I38YV21cwetKQt5-CFm8tIFSkaq5-VZiFaVBONME
- linkedin-site-verification=02df5c87-eb2d-4e80-b916-efe58d4c9548
- SPFv=spf1 ip4:52.148.214.109 ip4:212.93.0.130 ip4:213.61.90.42 ip4:89.163.156.74 ip4:82.100.213.78 ip4:62.96.177.58 ip4:82.100.232.162 ip4:213.61.236.234 ip4:213.61.235.99 include:spf.protection.outlook.com include:spf.abacuscity.ch -all
- MS=E22BBA3F805535BB989CE392D799BC1A36B51A0E
- MS=ms22307787
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