Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
hs-pforzheim.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-29 19:29:51 UTC · ↺ Refresh
MX Hostnames
- c2661.mx.srv.dfn.de
- b2661.mx.srv.dfn.de
- a2661.mx.srv.dfn.de
MX Priorities
- b2661.mx.srv.dfn.de: 10
- a2661.mx.srv.dfn.de: 10
- c2661.mx.srv.dfn.de: 10
A / AAAA Records
- 141.47.2.153 (no PTR)
Mail Server IPs
- 194.95.235.39 ↩ b2661.mx.srv.dfn.de
- 194.95.233.39 ↩ a2661.mx.srv.dfn.de
- 194.95.239.39 ↩ c2661.mx.srv.dfn.de
SOA Record
Raw SOA
dns3.fh-pforzheim.de zeilein.fh-pforzheim.de 202603261 3600 1800 2419200 86400
Primary NS (mname)
dns3.fh-pforzheim.de
Admin Email (rname)
zeilein@fh-pforzheim.de
Serial
202603261
Refresh
3600s
Retry
1800s
Expire
2419200s
Minimum TTL
86400s
Nameservers (NS)
dns5.belwue.de
dns1.belwue.de
dns3.belwue.de
dns1.fh-pforzheim.de
SPF Record
✓ Strict (-all)
v=spf1 ip4:141.47.2.1 ip4:141.47.2.2 ip4:141.47.5.166 ip4:141.47.5.167 ip4:141.47.5.168 ip4:141.47.5.247 ip4:193.197.148.18 ip4:193.197.212.11 include:_spf.belwue.de include:spf.qb-feedback.com include:mailbox.org include:_spf.o266.mx.srv.dfn.de -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; fo=1
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
s1._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
12 records- duo_sso_verification=Kd3D8vNy3mM73KSZksBGw8XH0nDyK5lZOUZdbqAtXfOMnSM8Er0mWvmPENnGkrg8
- 72dd3aa56153cb746366931f37907376
- D-75175 Pforzheim, GERMANY
- offensity-domain-verification=492f3744568c67ddbfe44ef637b678771122ec89376dba9c8a983a3db74712a3
- SPFv=spf1 ip4:141.47.2.1 ip4:141.47.2.2 ip4:141.47.5.166 ip4:141.47.5.167 ip4:141.47.5.168 ip4:141.47.5.247 ip4:193.197.148.18 ip4:193.197.212.11 include:_spf.belwue.de include:spf.qb-feedback.com include:mailbox.org include:_spf.o266.mx.srv.dfn.de -all
- adobe-idp-site-verification=60498eb5d4631d1082ea771cf077e222ccdb45d35b1075a09205e68dddd430ac
- HS-PFORZHEIM
- Tiefenbronnerstr. 65
- apple-domain-verification=m5SETycBE3MogQel
- MS=332CBC068BF46688CC395A57B9BC2CDA5AA4E534
- bw=ge7Y6u9Z79Dr1e82ygKCgSAZ9CXYSmVOXLyof0KBvNba
- google-site-verification=xLUcHXaSjMh2p0x94AjSdMvV00fa8PodNVWndFeucOM
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