Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
tcbk.com
Yes
✓ Yes
Proofpoint
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-17 20:11:05 UTC · ↺ Refresh
MX Hostnames
- mxa-00427001.gslb.pphosted.com
- mxb-00427001.gslb.pphosted.com
MX Priorities
- mxb-00427001.gslb.pphosted.com: 10
- mxa-00427001.gslb.pphosted.com: 10
A / AAAA Records
- 52.203.230.143 ↩ ec2-52-203-230-143.compute-1.amazonaws.com
Mail Server IPs
- 148.163.146.154 ↩ mx0a-00427001.pphosted.com
SOA Record
Raw SOA
ns-1581.awsdns-05.co.uk awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1581.awsdns-05.co.uk
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-1581.awsdns-05.co.uk
ns-206.awsdns-25.com
ns-603.awsdns-11.net
ns-1327.awsdns-37.org
SPF Record
✓ Soft Fail (~all)
v=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected];
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 5 found
selector1._domainkey
selector2._domainkey
dkim._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 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
15 records- 5qzrdtpf3j8h0bm6y6g9rdznrrwrhxnw
- MS=ms39819811
- TAILSCALE-BO5gj8wiuAosD2WSWQP0
- apple-domain-verification=DubTXclRL1JGj4yy
- ca3-5d720bfbfec44b628f075ed679aa6bd6
- ciscocidomainverification=7dce13296e33c0b2f9a9bf8f582796e91dadd0531a062dc27df3d2a39de240e3
- docusign=55ebb024-cf82-4be6-8762-bd2f4720789a
- docusign=7f752e29-40df-4c8b-bb63-a8030237fc61
- facebook-domain-verification=ujoe1lec34fk31d4pbxvi5csydqrqy
- google-site-verification=RZ3yFI503hNybPd38Y6XVXkfeTposnkPSkeW-es8tN8
- google-site-verification=bEoczJsRtois8ud6QCvvNbOna7nRExKxEUBWKgGFCtQ
- smartsheet-site-validation=9wIx4uCPTbea-aPCHSFrKpQSdvn6-OCP
- SPFv=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com ~all
- /yTOrFnFxQ2ehtA+EdxYFXv4rGuuOmeB1qJPJmLb2SKSuJ/1LU4GPAmc762zhit+kfYQox9tFWlTKVoXQ9RaDA==
- 4kNtOvgthwemi9hIS/XIwuZ1ey4Mvxtp5KzD9MlAH5W6KAjbkdBTjNqTjdNOUyYrCjKEw7QxfDPdxrgjmd/ScQ==
Full email verification for tcbk.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits