Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
uni-bremen.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-24 02:49:55 UTC · ↺ Refresh
MX Hostnames
- mailgate.zfn.uni-bremen.de
MX Priorities
- mailgate.zfn.uni-bremen.de: 10
A / AAAA Records
- 134.102.22.124 ↩ uni-bremen.de
- 2001:638:708:16::22:124 ↩ uni-bremen.de
Mail Server IPs
- 134.102.50.34 ↩ mailgate.zfn.uni-bremen.de
SOA Record
Raw SOA
ines.zfn.uni-bremen.de helms.zfn.uni-bremen.de 2028489914 28800 7200 1209600 700
Primary NS (mname)
ines.zfn.uni-bremen.de
Admin Email (rname)
helms@zfn.uni-bremen.de
Serial
2028489914
Refresh
28800s
Retry
7200s
Expire
1209600s
Minimum TTL
700s
Nameservers (NS)
ns.informatik.uni-bremen.de
dns-2.dfn.de
ines.zfn.uni-bremen.de
SPF Record
✓ Soft Fail (~all)
v=spf1 a mx ip4:134.102.50.0/24 ip6:2001:638:708:32::/64 ip4:134.102.51.0/24 ip4:134.102.58.0/24 ip4:134.102.3.75 ip4:134.102.236.10 ip4:134.102.196.32 ip4:134.102.20.0/24 ip4:134.102.22.0/23 ip4:134.102.231.91 include:_spf.zimpel.de ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; adkim=r; aspf=r; sp=none
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
DKIM Selectors
✓ 1 found
dkim._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: dkim
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
8 records- _telesec-domain-validation=342062_2025-10-30_iBR3iEre5Q4rBZHu4P54hgxq6GUBD4r9VQrylGxHWR63Kbcrud
- SPFv=spf1 a mx ip4:134.102.50.0/24 ip6:2001:638:708:32::/64 ip4:134.102.51.0/24 ip4:134.102.58.0/24 ip4:134.102.3.75 ip4:134.102.236.10 ip4:134.102.196.32 ip4:134.102.20.0/24 ip4:134.102.22.0/23 ip4:134.102.231.91 include:_spf.zimpel.de ~all
- google-site-verification=BqjtWc7qOcV2hSUUwPTIja-PFBVVctvEsskJo4S8RrM
- HARICA-gaXa3ISBZAriIptMjvp
- cisco-ci-domain-verification=3a8a59fb2fba7134712d7ac41a382a678e7d28ef02f69cce25ba58e5e5e332c4
- ms=644922E0CDD80E313DAF6BAC6974F8BD19938702
- google-site-verification=uADf_FvqD49vqW1R7ZpDJVjm1LuOkCt4oHGGfv8oAhE
- google-site-verification=b6v9hpU4xxZKeTqeb1JuIn8T1QS2Jjkrj07pVCB1aBk
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