Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
horrocks.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-25 21:27:41 UTC · ↺ Refresh
MX Hostnames
- us-smtp-inbound-2.mimecast.com
- us-smtp-inbound-1.mimecast.com
MX Priorities
- us-smtp-inbound-1.mimecast.com: 0
- us-smtp-inbound-2.mimecast.com: 0
A / AAAA Records
- 104.21.94.59 (no PTR)
- 172.67.220.78 (no PTR)
- 2606:4700:3037::6815:5e3b (no PTR)
- 2606:4700:3037::ac43:dc4e (no PTR)
Mail Server IPs
- 170.10.128.221 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.221 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.242 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.141 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.141 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.242 ↩ us-smtp-inbound-1.mimecast.com
SOA Record
Raw SOA
gigi.ns.cloudflare.com dns.cloudflare.com 2398233340 10000 2400 604800 1800
Primary NS (mname)
gigi.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398233340
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
kyree.ns.cloudflare.com
gigi.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:4.1.1.0/27 ip4:50.220.91.128/27 ip4:50.239.82.136/29 ip4:63.157.193.128/30 ip4:75.144.11.249 include:servers.mcsv.net include:_spf.ultipro.com include:spf.protection.outlook.com include:us._netblocks.mimecast.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._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
11 records- openai-domain-verification=dv-xkLKW1zqENm96Jvdu8RyU6El
- smartsheet-site-validation=sbnFUacX8xhkcn-l-HoGyvwlCiMyfDmQ
- uber-domain-verification=6cc403ad-dfcc-40c2-b00f-b31967c2682b
- SPFv=spf1 ip4:4.1.1.0/27 ip4:50.220.91.128/27 ip4:50.239.82.136/29 ip4:63.157.193.128/30 ip4:75.144.11.249 include:servers.mcsv.net include:_spf.ultipro.com include:spf.protection.outlook.com include:us._netblocks.mimecast.com -all
- 4k7qfs6ova2la9m4gln0sdq5gj
- 4nbra76om02tfoca9d3q4cpnkv
- MS=ms29872311
- MS=ms40289599
- Target: 0ed1fe018a0770f7acc4e742b0b23fb7f24a0c4d15
- anthropic-domain-verification-fgn3nf=3Id6QDnwiVRLW4cHrqc6CmX7F
- autodesk-domain-verification=Gj6WlCbADX8wYcMk5cBz
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