Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
first-telecom.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-27 17:08:04 UTC · ↺ Refresh
MX Hostnames
- ffnmx001.first-telecom.de
- ffnmx002.first-telecom.de
MX Priorities
- ffnmx001.first-telecom.de: 10
- ffnmx002.first-telecom.de: 10
A / AAAA Records
- 89.147.103.206 ↩ vmd147667.contaboserver.net
Mail Server IPs
- 149.13.93.161 (no PTR)
- 149.13.93.162 ↩ ffnmx002.first-telecom.de
SOA Record
Raw SOA
ns1.n5q.de root.ns1.n5q.de 1758617783 10800 3600 604800 3600
Primary NS (mname)
ns1.n5q.de
Admin Email (rname)
root@ns1.n5q.de
Serial
1758617783
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns2.n5q.de
ns1.n5q.de
SPF Record
✓ Strict (-all)
v=spf1 +ip4:193.109.236.0/24 +ip4:193.104.9.0/24 +ip4:217.6.127.144/29 +ip4:212.144.124.120/29 +ip4:213.23.78.216/29 +ip4:149.13.93.128/25 +ip4:149.36.36.0/24 +include:spf-pbx.comdesk.gmbh +include:_spf.aranes.de +mx -all
📊 DNS lookups: 3/10
✓ 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
✓ 1 found
dkim._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: dkim
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- SPFv=spf1 +ip4:193.109.236.0/24 +ip4:193.104.9.0/24 +ip4:217.6.127.144/29 +ip4:212.144.124.120/29 +ip4:213.23.78.216/29 +ip4:149.13.93.128/25 +ip4:149.36.36.0/24 +include:spf-pbx.comdesk.gmbh +include:_spf.aranes.de +mx -all
- dqf2q48rhptm7ddgt133z53l4spnzkcf
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