kokon-tuebingen.de

Valid Email Server
Domain Lookup › kokon-tuebingen.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
kokon-tuebingen.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-04-02 22:51:50 UTC · ↺ Refresh

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MX Hostnames

  • securemail.h-its.net

MX Priorities

  • securemail.h-its.net: 10

A / AAAA Records

  • 148.251.252.114 ↩ h-its.net

Mail Server IPs

  • 148.251.252.115 ↩ securemail.h-its.net
  • 2a01:4f8:191:4281:2::2 ↩ securemail.h-its.net

SOA Record

Raw SOA ns1.h-its.net postmaster.h-its.net 2025010901 3600 3600 604800 21600
Primary NS (mname)
ns1.h-its.net
Admin Email (rname)
postmaster@h-its.net
Serial
2025010901
Refresh
3600s
Retry
3600s
Expire
604800s
Minimum TTL
21600s

Nameservers (NS)

ns2.h-its.net
ns1.h-its.net

SPF Record

✓ Soft Fail (~all)
v=spf1 mx ip4:148.251.252.115 ip4:148.251.252.113 ip6:2a01:4f8:191:42f8:2::2 ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; adkim=s; aspf=s; ri=604800
✓ Reject — strongest protection
📋 SPF alignment: Strict · DKIM alignment: Strict
📧 Reports → mailto:[email protected]

DKIM Selectors

✓ 1 found
default._domainkey
✓ Public key: 736 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

3 records
  • google-site-verification=W2z5TVKpvm0-rzJMJ7EfmxrFhqePu_3bbQZ74OFrzmc
  • atlassian-domain-verification=02tCLKMof/vWmPpdNgak7DhVIbzguISWeADaxUQxV5/f9HC/Wo/8qQpyg3ak45yi
  • SPFv=spf1 mx ip4:148.251.252.115 ip4:148.251.252.113 ip6:2a01:4f8:191:42f8:2::2 ~all
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