Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
netintum.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-22 11:13:06 UTC · ↺ Refresh
MX Hostnames
- mx5.netintum.de
- mx2.netintum.de
- mx3.netintum.de
MX Priorities
- mx5.netintum.de: 25
- mx2.netintum.de: 25
- mx3.netintum.de: 25
A / AAAA Records
- 131.159.15.24 ↩ unicorn.net.in.tum.de
- 2001:4ca0:2001:13:250:56ff:feba:37ac ↩ unicorn.net.in.tum.de
Mail Server IPs
- 185.86.234.13 ↩ woodpecker.net.in.tum.de
- 2a00:4700::3:216:3eff:feda:fea6 ↩ woodpecker.net.in.tum.de
- 185.86.234.11 ↩ auburn.net.in.tum.de
- 2a00:4700::3:216:3eff:fefd:2050 ↩ auburn.net.in.tum.de
- 81.169.253.164 ↩ tempelhof.net.in.tum.de
- 2a01:238:43d7:c300:74c7:3bfe:cceb:ee03 ↩ tempelhof.net.in.tum.de
SOA Record
Raw SOA
dns1.net.cit.tum.de hostmaster.netintum.de 1774012123 3600 900 604800 180
Primary NS (mname)
dns1.net.cit.tum.de
Admin Email (rname)
hostmaster@netintum.de
Serial
1774012123
Refresh
3600s
Retry
900s
Expire
604800s
Minimum TTL
180s
Nameservers (NS)
dns3.netintum.de
dns2.netintum.de
SPF Record
✓ Strict (-all)
v=spf1 a mx ip4:185.86.234.13 ip6:2a00:4700:0:3:216:3eff:feda:fea6 ip4:185.86.234.11 ip6:2a00:4700:0:3:216:3eff:fefd:2050 ip4:81.169.253.164 ip6:2a01:238:43d7:c300:74c7:3bfe:cceb:ee03 -all
📊 DNS lookups: 2/10
✓ 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
✓ 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
1 record- SPFv=spf1 a mx ip4:185.86.234.13 ip6:2a00:4700:0:3:216:3eff:feda:fea6 ip4:185.86.234.11 ip6:2a00:4700:0:3:216:3eff:fefd:2050 ip4:81.169.253.164 ip6:2a01:238:43d7:c300:74c7:3bfe:cceb:ee03 -all
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