Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
portstbd.com
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-25 17:29:26 UTC · ↺ Refresh
MX Hostnames
- smtp.google.com
MX Priorities
- smtp.google.com: 1
A / AAAA Records
- 44.197.77.111 ↩ ec2-44-197-77-111.compute-1.amazonaws.com
Mail Server IPs
- 142.251.179.26 ↩ pd-in-f26.1e100.net
- 142.251.179.27 ↩ pd-in-f27.1e100.net
- 64.233.180.26 ↩ pe-in-f26.1e100.net
- 192.178.218.27 ↩ yuiadtq-in-f27.1e100.net
- 192.178.218.26 ↩ yuiadtq-in-f26.1e100.net
- 2607:f8b0:4004:c25::1a ↩ yuiadtq-in-f26.1e100.net
- 2607:f8b0:4004:c1f::1a ↩ pd-in-f26.1e100.net
- 2607:f8b0:4004:c1f::1b ↩ pd-in-f27.1e100.net
- 2607:f8b0:4004:c25::1b ↩ yuiadtq-in-f27.1e100.net
SOA Record
Raw SOA
ns-1000.awsdns-61.net awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1000.awsdns-61.net
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-286.awsdns-35.com
ns-1000.awsdns-61.net
ns-1145.awsdns-15.org
ns-1756.awsdns-27.co.uk
SPF Record
✓ Soft Fail (~all)
v=spf1 include:_spf.google.com include:_spf.klaviyo.com include:amazonses.com include:_spf.salesforce.com ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; fo=1
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
google._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- SPFv=spf1 include:_spf.google.com include:_spf.klaviyo.com include:amazonses.com include:_spf.salesforce.com ~all
- google-site-verification=SZlOlkNsx4GnTzeZrkf1Wx73XoIlH4fJbe160a2Eq38
- klaviyo-site-verification=SsayX7
Full email verification for portstbd.com
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