Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
go-yamamoto.com
Yes
✓ Yes
Proofpoint
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-27 22:32:20 UTC · ↺ Refresh
MX Hostnames
- mxa-00852301.gslb.pphosted.com
- mxb-00852301.gslb.pphosted.com
MX Priorities
- mxb-00852301.gslb.pphosted.com: 10
- mxa-00852301.gslb.pphosted.com: 10
A / AAAA Records
- 141.193.213.10 (no PTR)
Mail Server IPs
- 67.231.156.166 ↩ mx0b-00852301.pphosted.com
SOA Record
Raw SOA
holly.ns.cloudflare.com dns.cloudflare.com 2399768009 10000 2400 604800 1800
Primary NS (mname)
holly.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399768009
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
luke.ns.cloudflare.com
holly.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf-00852301.pphosted.com include:us._netblocks.mimecast.com include:spf.protection.outlook.com include:23525048.spf02.hubspotemail.net include:email.freshservice.com include:_spf.firebasemail.com ~all
📊 DNS lookups: 6/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected],mailto:[email protected],mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected],mailto:[email protected]; fo=1;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected],mailto:[email protected],mailto:[email protected]
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
14 records- 1password-site-verification=OXBOUVH3SRERPCULYGROLIGBIE
- apple-domain-verification=AaL1iIZjeWisT9X4
- pYArbP/SBZ0zZWptY79r29awdZWn69ike8kyCzx+AjWE/5gWDJ2rZuPZbgXbaETloIdkRlt8tw3c6a0GlLBgrQ==
- atlassian-domain-verification=sDoxwJatp108QwgmDHD3i1pwaRfLYFJgwy4CSVQybNBsVKs1jzEzDjaNaRqtijps
- _cf-custom-hostname.www.go-yamamoto.com=3b558a62-d277-4368-82f2-2bc05eac6a44
- google-site-verification=wYCUOPqUn-aqmrAPh2ykPJ3hx2cvzylFICx0jz0dX0c
- firebase=yam-innovation-scorecard
- adobe-idp-site-verification=4ab93499-d9c1-49ce-8c96-4f34b3918855
- SPFv=spf1 include:spf-00852301.pphosted.com include:us._netblocks.mimecast.com include:spf.protection.outlook.com include:23525048.spf02.hubspotemail.net include:email.freshservice.com include:_spf.firebasemail.com ~all
- google-site-verification=kxQd-vlOkEwr2LW7lA8rcUwac-xraIOGgEFsJw6pcng
- MS=ms17959813
- knowbe4-site-verification=0209999c286c0ca60c160f1b0e0f90bc
- _cf-custom-hostname=3b558a62-d277-4368-82f2-2bc05eac6a44
- slack-domain-verification=tYkLBRNDDHJQSLIh23Q5V84jkWcaxOoDOCO8Jo7t
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