Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
fc-union-berlin.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-27 12:26:44 UTC · ↺ Refresh
MX Hostnames
- mx03.hornetsecurity.com
- mx01.hornetsecurity.com
- mx04.hornetsecurity.com
- mx02.hornetsecurity.com
MX Priorities
- mx04.hornetsecurity.com: 40
- mx01.hornetsecurity.com: 10
- mx02.hornetsecurity.com: 20
- mx03.hornetsecurity.com: 30
A / AAAA Records
- 18.173.132.7 ↩ server-18-173-132-7.jfk52.r.cloudfront.net
- 18.173.132.60 ↩ server-18-173-132-60.jfk52.r.cloudfront.net
- 18.173.132.102 ↩ server-18-173-132-102.jfk52.r.cloudfront.net
- 18.173.132.11 ↩ server-18-173-132-11.jfk52.r.cloudfront.net
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-1155.awsdns-16.org awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1155.awsdns-16.org
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-598.awsdns-10.net
ns-1155.awsdns-16.org
ns-159.awsdns-19.com
ns-1867.awsdns-41.co.uk
SPF Record
✓ Strict (-all)
v=spf1 mx include:_spf.fc-union-berlin.de include:_spf2.fc-union-berlin.de include:_spf.lms-sport.de include:antispameurope.com include:spf.srv2.de include:spf.protection.outlook.com -all
📊 DNS lookups: 7/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 2 found
s1._domainkey
s2._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
15 records- atlassian-sending-domain-verification=a820e083-3a98-4b55-b860-a2640666a2fc
- SPFv=spf1 mx include:_spf.fc-union-berlin.de include:_spf2.fc-union-berlin.de include:_spf.lms-sport.de include:antispameurope.com include:spf.srv2.de include:spf.protection.outlook.com -all
- klaviyo-site-verification=Yz6CXU
- GTGp6ipZG3O3/z4+W4Wep6Ak1fUZvEtjIpEtQCsfizymgSvAJIpmyZq2hUNqDOQb3nCF3TFzQYZQr1JWNXxNGQ==
- fireflies-verification=01JT0CE0MAQ5V8KSF7JAH18R8V.ffverify.fireflies.ai-request-verification=2025-04-29T09:00:48Z
- a25c9227b7a1509a651fb1197a480948c418c39ccb368a39c401661155c8df72
- MS=ms67108737
- google-site-verification=t6nb4fKfPlN36GsuTGhDnXQo1-NtWOKEeN2HO-lZZUc
- apple-domain-verification=HLnrOySVquyXriEi
- a58e57d17a246820b2bfe00877dbc8bf451d81258e5cc6d2a76cf3253b58af6
- e590de5e8e97b80fdf6ffe8646701afa1948cbbc6189eef3daea1a1d972451a
- teamviewer-sso-verification=9a0f78118ae34dfea6e2e32d739ee02c
- seal-subscriptions-verification=qj1f5ck818bnktl2f42s
- docusign=b6f6f2a5-95a0-400a-9d08-9bff9f41fe14
- atlassian-domain-verification=KOnWJg3EQGYmUxV7maNNgwTUG8u/MMswAjXOmEu3i9ZGdH9jlUHO/lH8Uic2DNyY
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