Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
1a-absperrtechnik.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-26 06:36:51 UTC · ↺ Refresh
MX Hostnames
- 1aabsperrtechnik-de0e.mail.protection.outlook.com
MX Priorities
- 1aabsperrtechnik-de0e.mail.protection.outlook.com: 0
A / AAAA Records
- 104.26.3.44 (no PTR)
- 104.26.2.44 (no PTR)
- 172.67.69.184
- 2606:4700:20::681a:32c
- 2606:4700:20::681a:22c
- 2606:4700:20::ac43:45b8
Mail Server IPs
- 52.101.68.16 ↩ mail-db4pr02cu00400.inbound.protection.outlook.com
- 52.101.73.2 ↩ mail-as9pr07cu00302.inbound.protection.outlook.com
- 52.101.73.26 ↩ mail-as9pr05cu01302.inbound.protection.outlook.com
- 52.101.73.8 ↩ mail-am0pr04cu00500.inbound.protection.outlook.com
- 2a01:111:f403:ca04::c ↩ mail-db9pr02cu00204.inbound.protection.outlook.com
- 2a01:111:f403:ca04::4 ↩ mail-db4pr02cu00204.inbound.protection.outlook.com
- 2a01:111:f403:ca09::6 ↩ mail-am4pr0401cu00106.inbound.protection.outlook.com
- 2a01:111:f403:ca09:: ↩ mail-am3pr04cu00500.inbound.protection.outlook.com
SOA Record
Raw SOA
boyd.ns.cloudflare.com dns.cloudflare.com 2399053684 10000 2400 604800 1800
Primary NS (mname)
boyd.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399053684
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
surina.ns.cloudflare.com
boyd.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 a mx include:spf.protection.outlook.com include:spf.emailsignatures365.com include:spf.emailsys.net ~all
📊 DNS lookups: 5/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1;
~ Quarantine — good protection (failing mail goes to spam)
📋 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
6 records- MS=ms25169042
- google-site-verification=GxtU5yXp5RDgLtrT_Nhpxo6TF3uYds-pi4IFznCpdOU
- google-site-verification=RoNd5_hskXL6jkw6ZV4cqymExrodeT03LiEt3OcZvso
- google-site-verification=d5I8h-t33iKfFAhH79ySVledhrdyLbY5Gqgq1x4YIyw
- google-site-verification=kPF_pVGxaCOh1dDsu6pgE4P_viwnojpztSYUUu3uxIg
- SPFv=spf1 a mx include:spf.protection.outlook.com include:spf.emailsignatures365.com include:spf.emailsys.net ~all
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