Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
aei.mpg.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-25 08:41:55 UTC · ↺ Refresh
MX Hostnames
- b1233.mx.srv.dfn.de
- a1233.mx.srv.dfn.de
- c1233.mx.srv.dfn.de
MX Priorities
- b1233.mx.srv.dfn.de: 10
- c1233.mx.srv.dfn.de: 10
- a1233.mx.srv.dfn.de: 10
A / AAAA Records
- 134.76.31.205 ↩ site.cms.mpg.de
Mail Server IPs
- 194.95.234.101 ↩ b1233.mx.srv.dfn.de
- 194.95.238.101 ↩ c1233.mx.srv.dfn.de
- 194.95.232.101 ↩ a1233.mx.srv.dfn.de
SOA Record
Raw SOA
dnsserv.aei.mpg.de dnsadmin.aei.mpg.de 2026032300 10800 3600 604800 600
Primary NS (mname)
dnsserv.aei.mpg.de
Admin Email (rname)
dnsadmin@aei.mpg.de
Serial
2026032300
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
elena.rz-berlin.mpg.de
dnsserv.aei.mpg.de
SPF Record
✓ Strict (-all)
v=spf1 ip4:194.94.224.8 include:spf.gwdg.de -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
6 records- MS=ms17210661
- HARICA-kfuTSWsnoZ4HqDJc6BZ
- SPFv=spf1 ip4:194.94.224.8 include:spf.gwdg.de -all
- google-site-verification=iy3gibj6oBAbOsxtQf_2rkld2ozhXJolKg0nZ0fOu_I
- google-site-verification=xpuQFRyAwmc84PZDX3Jt0QD7eB8Nj2j2jl4CrtaEUOU
- cisco-ci-domain-verification=2abcedd87a3e31a97709b10e2228f6e68d1936fb1f2b7f0c32e265ba09b174ab
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