Domain Overview
DNS: ✓ just now
Checker: ✓ just now
add-yet.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-06-03 11:21:32 UTC · ↺ Refresh
MX Hostnames
- webmail.add-yet.de
MX Priorities
- webmail.add-yet.de: 10
A / AAAA Records
- 217.160.0.208 ↩ 217-160-0-208.elastic-ssl.ui-r.com
- 2001:8d8:100f:f000::203 ↩ 2001-08d8-100f-f000-0000-0000-0000-0203.elastic-ssl.ui-r.com
Mail Server IPs
- 213.196.237.242 ↩ webmail.add-yet.de
SOA Record
Raw SOA
ns1084.ui-dns.de hostmaster.1und1.com 2017060126 28800 7200 604800 600
Primary NS (mname)
ns1084.ui-dns.de
Admin Email (rname)
hostmaster@1und1.com
Serial
2017060126
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns1027.ui-dns.com
ns1067.ui-dns.org
ns1049.ui-dns.biz
ns1084.ui-dns.de
SPF Record
✓ Strict (-all)
v=spf1 a mx ip4:213.196.237.242 -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; sp=reject; ruf=mailto:[email protected]; aspf=s; fo=1; pct=50;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Strict
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
↳ Subdomain policy: reject
⚠ Policy applies to 50% of failing messages only
DKIM Selectors
✓ 1 found
mail._domainkey
✓ Public key: 64 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
5 records- MS=DF84A338CFCC79055D117DA52CF4DFBDAAD44483
- google-site-verification=3XdZ2vmhT5315TJYWhojhkkDwIDGuV7pSlco5DMil-s
- google-site-verification=6SDqaUWsHMP_LXBjngljmQulj63x6VMzfyOfFCa5J2M
- apple-domain-verification=hv2uA8lY2mmvrs22
- SPFv=spf1 a mx ip4:213.196.237.242 -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 · Customize →
See demo & docs
Deep verification
Full email verification for add-yet.de
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits