Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
vfb-stuttgart.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-27 20:29:11 UTC · ↺ Refresh
MX Hostnames
- mxtls.expurgate.net
MX Priorities
- mxtls.expurgate.net: 100
A / AAAA Records
- 91.199.175.241
Mail Server IPs
- 194.145.224.125 ↩ mxtls.expurgate.net
- 195.190.135.120 ↩ mxtls.expurgate.net
- 195.190.135.121 ↩ mxtls.expurgate.net
- 195.190.135.122 ↩ mxtls.expurgate.net
- 195.190.135.123 ↩ mxtls.expurgate.net
- 195.190.135.124 ↩ mxtls.expurgate.net
- 195.190.135.125 ↩ mxtls.expurgate.net
- 194.145.224.120 ↩ mxtls.expurgate.net
- 194.145.224.121 ↩ mxtls.expurgate.net
- 194.145.224.122 ↩ mxtls.expurgate.net
- 194.145.224.123
- 194.145.224.124
SOA Record
Raw SOA
ns0.de.colt.net eudnsmaster.colt.net 2026031705 10800 3600 604800 86400
Primary NS (mname)
ns0.de.colt.net
Admin Email (rname)
eudnsmaster@colt.net
Serial
2026031705
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
ns8.colt.net
ns0.de.colt.net
SPF Record
✓ Strict (-all)
v=spf1 ip4:213.61.32.171 ip4:217.110.242.201 ip4:217.110.153.228 include:spf.protection.outlook.com include:spf.EU.exclaimer.net -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1;p=quarantine
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
mail._domainkey
✓ Public key: 216 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
10 records- 1q8nm8bfgws6ltt3b7sfnrwwclfjtvvv
- apple-domain-verification=AYVmbJ1S5p2yFwDC
- _az0y5wl0h5yci9nakxsn2i1e4kpnqg3
- 6d00pf0jjsw74qvpt5q1v58w2663k72s
- 2wmvl2x144wp440j57gsws7rtpbfq6s4
- miro-verification=a7a5edd3940f099ec36b782e77d5a303c0587ee2
- _g0mgta2zqi7n952vjep9m938rqm7v22
- SPFv=spf1 ip4:213.61.32.171 ip4:217.110.242.201 ip4:217.110.153.228 include:spf.protection.outlook.com include:spf.EU.exclaimer.net -all
- ZA=Ta8NJNlMvDIDpRdpr4049U7NovVCmgoobE70H0Nvn5o=
- MS=ms89386914
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