Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
factur.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-28 08:14:35 UTC · ↺ Refresh
MX Hostnames
- mail10.regioit-aachen.de
- mail11.regioit-aachen.de
- mail12.regioit-aachen.de
MX Priorities
- mail10.regioit-aachen.de: 10
- mail12.regioit-aachen.de: 10
- mail11.regioit-aachen.de: 10
A / AAAA Records
- 217.160.41.129 ↩ server1.neck-heyn.com
Mail Server IPs
- 91.102.136.170 ↩ mail10.regioit-aachen.de
- 2a02:16f0::1:3 ↩ mail10.regioit-aachen.de
- 91.102.136.186 ↩ mail12.regioit-aachen.de
- 2a02:16f0::1:5 ↩ mail12.regioit-aachen.de
- 91.102.136.172 ↩ mail11.regioit-aachen.de
- 2a02:16f0::1:4 ↩ mail11.regioit-aachen.de
SOA Record
Raw SOA
dns01.regioit-aachen.de admin-tech-c.regioit.de 2010062995 10800 3600 2419200 900
Primary NS (mname)
dns01.regioit-aachen.de
Admin Email (rname)
admin-tech-c@regioit.de
Serial
2010062995
Refresh
10800s
Retry
3600s
Expire
2419200s
Minimum TTL
900s
Nameservers (NS)
dns-relaix.regioit-aachen.de
dns01.regioit-aachen.de
SPF Record
✓ Strict (-all)
v=spf1 mx include:spf.regioit.de ip4:91.102.136.186 ip6:2a02:16f0::1:5 include:spf.umantis.com include:spf.de.umantis.com include:spf.crsend.com include:smtp-spf.bcs-hosting.de -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✗ None detectedNo DKIM records found for common selectors — your provider may use a custom selector name.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
4 records- l7PYKaRnggO3gJ31SuVkeqO1LbLBb+1F/9Z5PJsomCdKbyDetuu5LreWMSn2QIxAOEY1Sd3icQWekJRJ85N5CA==
- opPRkxTSG/VUHcqHhS9BBT/HgM0pK5jTEKoQUHjMGEc5H1/laVQjAWYQGE6a/2hjBTmPfopfrJdrTxjQ0v9gjg==
- SPFv=spf1 mx include:spf.regioit.de ip4:91.102.136.186 ip6:2a02:16f0::1:5 include:spf.umantis.com include:spf.de.umantis.com include:spf.crsend.com include:smtp-spf.bcs-hosting.de -all
- atlassian-sending-domain-verification=6da2d264-dc56-414f-9284-7e6fceae92c1
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