Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
siedle.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-29 04:49:34 UTC · ↺ Refresh
MX Hostnames
- siedle-de.mail.protection.outlook.com
MX Priorities
- siedle-de.mail.protection.outlook.com: 0
A / AAAA Records
- 217.160.172.87 ↩ siedle.de
- 2001:8d8:1800:508::1 (no PTR)
Mail Server IPs
- 52.101.168.0 ↩ mail-beup281cu00100.inbound.protection.outlook.com
- 52.101.170.2 ↩ mail-fr6p281cu00202.inbound.protection.outlook.com
- 52.101.170.1 ↩ mail-fr4p281cu03101.inbound.protection.outlook.com
- 52.101.170.0 ↩ mail-fr5p281cu00500.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:ca2d::2 ↩ mail-fr6p281cu00202.inbound.protection.outlook.com
- 2a01:111:f403:ca27:: ↩ mail-beup281cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
a.regfish-ns.net dns.regfish-ns.net 1773307312 28800 7200 604800 86400
Primary NS (mname)
a.regfish-ns.net
Admin Email (rname)
dns@regfish-ns.net
Serial
1773307312
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
b.regfish-ns.net
a.regfish-ns.net
c.regfish-ns.net
SPF Record
✓ Strict (-all)
v=spf1 mx include:spf1.siedle.de include:spf2.siedle.de include:spf.mailjet.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
default._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
11 records- facebook-domain-verification=tsuga5nwmv5i1b8i9n3pbvb3nw30ca
- google-site-verification=WeJOi2FHFTkc8m1kZWfr5DhA6d-YAHVotuYpJnRJBK4
- atlassian-domain-verification=WYSHPRTHwW3OtVbEBqNQahK2L5KzqNLUm7u1dY6UHPDkh3NTNFM9b3wl9c20YAHG
- MS=ms40615615
- apple-domain-verification=lKDywYcNP9bT5xfx
- 202107011845134etsnildm4an1n6wh691sxzkccgjqz3rz7gl30dw9wy4gyw4b4
- SPFv=spf1 mx include:spf1.siedle.de include:spf2.siedle.de include:spf.mailjet.com -all
- zone-ownership-verification-c5f867907fa4b3e85cc5f2c1de0548224ae480d3b07aece7378cbb3d2411354e
- miro-verification=7f91779c4741f285b86a2085e9f1ea2bca1dde09
- google-site-verification=nlFOnpWa1A1Mz7EGJZzSESyY4NWtpZz3ZPBBP37EUI8
- 67ofi6bop8mj11o81h7s5t09eh
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