Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
elsaesser-llm.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-24 23:04:25 UTC · ↺ Refresh
MX Hostnames
- elsaesserllm-de02c.mail.protection.outlook.com
MX Priorities
- elsaesserllm-de02c.mail.protection.outlook.com: 0
A / AAAA Records
- 91.216.248.21 ↩ frontend.lima-city.de
- 91.216.248.23 (no PTR)
- 91.216.248.22
- 2a00:f48:2000:affe::50
Mail Server IPs
- 52.101.73.1 ↩ mail-am3pr04cu00501.inbound.protection.outlook.com
- 52.101.68.5 ↩ mail-du2pr03cu00105.inbound.protection.outlook.com
- 52.101.73.12 ↩ mail-am4pr0401cu00104.inbound.protection.outlook.com
- 52.101.73.22 ↩ mail-am7pr05cu00106.inbound.protection.outlook.com
- 2a01:111:f403:ca09::4 ↩ mail-am0pr04cu00504.inbound.protection.outlook.com
- 2a01:111:f403:ca04::7 ↩ mail-db4pr02cu00307.inbound.protection.outlook.com
- 2a01:111:f403:ca04::9 ↩ mail-db7pr03cu00601.inbound.protection.outlook.com
- 2a01:111:f403:ca09::c ↩ mail-as8pr05cu00304.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.lima-city.de hostmaster.lima-city.de 1769609261 86400 7200 1209600 3600
Primary NS (mname)
ns1.lima-city.de
Admin Email (rname)
hostmaster@lima-city.de
Serial
1769609261
Refresh
86400s
Retry
7200s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
ns2.lima-city.de
ns1.lima-city.de
ns3.lima-city.de
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
DMARC Record
✗ p=none
v=DMARC1; p=none; adkim=r; aspf=r
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 include:spf.protection.outlook.com -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 elsaesser-llm.de
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits