Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
ludwigshafen.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 20:46:53 UTC · ↺ Refresh
MX Hostnames
- mailsec01.ludwigshafen.de
- mailsec02.ludwigshafen.de
MX Priorities
- mailsec02.ludwigshafen.de: 70
- mailsec01.ludwigshafen.de: 60
A / AAAA Records
- 80.90.19.177 ↩ ip-80-90-19-177.ax5z.com
Mail Server IPs
- 217.151.155.182 ↩ mailsec02.ludwigshafen.de
- 217.151.155.181 ↩ mailsec01.ludwigshafen.de
SOA Record
Raw SOA
ns1.twl-kom.de hostmaster.twlkom.de 2764151470 86400 7200 3600000 600
Primary NS (mname)
ns1.twl-kom.de
Admin Email (rname)
hostmaster@twlkom.de
Serial
2764151470
Refresh
86400s
Retry
7200s
Expire
3600000s
Minimum TTL
600s
Nameservers (NS)
ns3.twl-kom.de
ns1.twl-kom.de
SPF Record
✓ Soft Fail (~all)
v=spf1 a mx include:ekom21.de include:spf.smtp.net ip4:213.139.155.66 ip4:217.151.147.131 ip4:83.243.48.64/26 ip4:194.25.167.0/24 include:spf.twl-kom.de a:mldi0002out.rlp.de include:sendgrid.net ~all
📊 DNS lookups: 7/10
~ Soft fail (~all) — moderate 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
mail._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: mail
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- brevo-code:b04009602d1c8a39e0cb8428c7dc3922
- apple-domain-verification=6zw2J8qCxZNCvmr2
- SPFv=spf1 a mx include:ekom21.de include:spf.smtp.net ip4:213.139.155.66 ip4:217.151.147.131 ip4:83.243.48.64/26 ip4:194.25.167.0/24 include:spf.twl-kom.de a:mldi0002out.rlp.de include:sendgrid.net ~all
Free · No signup required
Add email validation to your forms
Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.
<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site
See demo & docs
Deep verification
Full email verification for ludwigshafen.de
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits