Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
airflow.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 07:36:20 UTC · ↺ Refresh
MX Hostnames
- airflow-de.mail.protection.outlook.com
MX Priorities
- airflow-de.mail.protection.outlook.com: 0
A / AAAA Records
- 88.99.69.205 ↩ www.centrithosting8.de
Mail Server IPs
- 52.101.170.0 ↩ mail-fr5p281cu00500.inbound.protection.outlook.com
- 52.101.168.0 ↩ mail-beup281cu00100.inbound.protection.outlook.com
- 52.101.170.1 ↩ mail-fr4p281cu03101.inbound.protection.outlook.com
- 52.101.170.2 ↩ mail-fr6p281cu00202.inbound.protection.outlook.com
- 2a01:111:f403:ca2d::2 ↩ mail-fr6p281cu00202.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
SOA Record
Raw SOA
ns1081.ui-dns.de hostmaster.schlund.de 2015111833 28800 7200 604800 300
Primary NS (mname)
ns1081.ui-dns.de
Admin Email (rname)
hostmaster@schlund.de
Serial
2015111833
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
ns1081.ui-dns.org
ns1081.ui-dns.biz
ns1081.ui-dns.com
ns1081.ui-dns.de
SPF Record
✓ Strict (-all)
v=spf1 mx ip4:217.91.200.238 ip4:88.99.69.205 include:servers.mcsv.net include:_spf.kundenserver.de include:_spf.perfora.net include:spf-de.emailsignatures365.com include:spf.protection.outlook.com -all
📊 DNS lookups: 6/10
✓ 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
✓ 3 found
selector1._domainkey
selector2._domainkey
k1._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
4 records- apple-domain-verification=AkCjR1u7eJvopYsR
- MS=ms67549134
- SPFv=spf1 mx ip4:217.91.200.238 ip4:88.99.69.205 include:servers.mcsv.net include:_spf.kundenserver.de include:_spf.perfora.net include:spf-de.emailsignatures365.com include:spf.protection.outlook.com -all
- google-site-verification=Qf_--tL6VZHI34UH4ZCxuaaVuvJ5oZIpuD3JWcvmT3U
Full email verification for airflow.de
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