Live data — DNS records and disposable check were just fetched and saved.
Domain Overview
DNS: ⚡ live
Checker: ⚡ live
trailking.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-05-21 00:18:25 UTC · ↺ Refresh
MX Hostnames
- us-smtp-inbound-1.mimecast.com
- us-smtp-inbound-2.mimecast.com
MX Priorities
No priority data.
A / AAAA Records
- 144.202.57.134
Mail Server IPs
No IPs resolved.
SOA Record
No SOA record found.
Nameservers (NS)
guss.ns.cloudflare.com
tina.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:216.249.231.229/32 include:_netblocks.mimecast.com include:spf.smtp2go.com include:spf.protection.outlook.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1
~ Quarantine — good protection (failing mail goes to spam)
📋 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
6 records- 42sbco4e35na6d5o8k31at7nti
- airslate-domain-verification=5955D2AB-4300-0000-0000D981
- apple-domain-verification=t1tVV6ABRPv23D5S
- google-site-verification=a6TcC5ccF7gpfGXTTWslDriIa96zbrbZO5bQet10Iio
- sophos-domain-verification=de05cfd68f08d59f7602c792dece96c350bef3baec3ac778b21106d30324e95a
- SPFv=spf1 ip4:216.249.231.229/32 include:_netblocks.mimecast.com include:spf.smtp2go.com include:spf.protection.outlook.com -all
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