Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
hrg-hotels.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 17:25:40 UTC · ↺ Refresh
MX Hostnames
- mx02.hornetsecurity.com
- mx03.hornetsecurity.com
- mx04.hornetsecurity.com
- mx01.hornetsecurity.com
MX Priorities
- mx04.hornetsecurity.com: 40
- mx01.hornetsecurity.com: 10
- mx02.hornetsecurity.com: 20
- mx03.hornetsecurity.com: 30
A / AAAA Records
- 217.160.0.177 ↩ 217-160-0-177.elastic-ssl.ui-r.com
- 2001:8d8:100f:f000::25e ↩ 2001-08d8-100f-f000-0000-0000-0000-025e.elastic-ssl.ui-r.com
Mail Server IPs
- 94.100.136.7 ↩ mx04.hornetsecurity.com
- 94.100.132.8 ↩ mx01.hornetsecurity.com
- 94.100.136.8 ↩ mx02.hornetsecurity.com
- 94.100.134.8 ↩ mx03.hornetsecurity.com
SOA Record
Raw SOA
ns.ui-global-dns.de hostmaster.1und1.com 2017060297 28800 7200 604800 600
Primary NS (mname)
ns.ui-global-dns.de
Admin Email (rname)
hostmaster@1und1.com
Serial
2017060297
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns.ui-global-dns.com
ns.ui-global-dns.org
ns.ui-global-dns.de
ns.ui-global-dns.biz
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spf.hornetsecurity.com a:service.gbs.com ip4:62.153.239.232 -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; rua=mailto:[email protected];
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 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
5 records- apple-domain-verification=VlgTgM00yXq0he1p
- 1password-site-verification=EARG35MROBBCHL7SNMNLK7KMBY
- fTgpwmSBqkJIMnW6qj+gjQG0i6IYj0D7l33Q2Eqmmw3xlUpuiSPkWZXYyG2C/TPyBymcR9K+JgTU8OBzrNINxg==
- QQ9w2xUkVXfg8YNSzGUMXHSsZ+2e8V3aQd/0OhRMR6I=
- SPFv=spf1 include:spf.protection.outlook.com include:spf.hornetsecurity.com a:service.gbs.com ip4:62.153.239.232 -all
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