Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
mersen.com
Yes
✓ Yes
Proofpoint
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-21 22:28:04 UTC · ↺ Refresh
MX Hostnames
- mx0a-00115902.pphosted.com
- mx0b-00115902.pphosted.com
MX Priorities
- mx0a-00115902.pphosted.com: 10
- mx0b-00115902.pphosted.com: 20
A / AAAA Records
- 151.101.194.216 (no PTR)
- 151.101.2.216 (no PTR)
- 151.101.66.216 (no PTR)
- 151.101.130.216 (no PTR)
Mail Server IPs
- 67.231.148.79 ↩ mx0a-00115902.pphosted.com
- 67.231.156.78 ↩ mx0b-00115902.pphosted.com
SOA Record
Raw SOA
ns1.eurodns.com hostmaster.eurodns.com 2026032000 43200 7200 1209600 86400
Primary NS (mname)
ns1.eurodns.com
Admin Email (rname)
hostmaster@eurodns.com
Serial
2026032000
Refresh
43200s
Retry
7200s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns2.eurodns.com
ns3.eurodns.com
ns4.eurodns.com
ns1.eurodns.com
SPF Record
✓ Soft Fail (~all)
v=spf1 a:mersen.com include:spf.protection.outlook.com include:spf-00115902.pphosted.com include:sendgrid.net include:em6876.mersen.com a:sd-87888.mersen.com ip4:164.138.243.213 ip4:170.207.37.144 ip4:170.207.37.145 ip4:98.85.207.89 ip4:44.194.142.81 ip4:44.235.179.233 ip4:44.245.65.175 ip4:51.159.100.201 ip4:149.72.227.54 ip4:213.162.32.117 ip4:3.123.206.219 ip4:3.68.129.51 ip4:35.181.156.191 ip4:13.36.253.151 ip4:85.158.120.0/24 ~all
📊 DNS lookups: 6/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; sp=reject; rua=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
mail._domainkey
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
10 records- cefa0a3394aae5aba84ddf3d8ccc7741f22e1ca527c5da0633
- d34LVXaALni/5I4ruc3ao3edTFlxPm30RM9PWkuOcGp2a6zVXk4lwy5Vlv6ZUFNfNj7aEhJeSv+V3XzUt0ybjg==
- docusign=a828c1ff-e376-4ae0-8b5a-c9c24a35ccb5
- docusign=943ffae8-95c3-47c8-b91c-7c7ba709c439
- apple-domain-verification=H84ZLTv0WRuO4DYg
- google-site-verification=i6gaJZgfMGy6-gg5kDVXr5PmSzVeYgpMD1g3ndNosyY
- SPFv=spf1 a:mersen.com include:spf.protection.outlook.com include:spf-00115902.pphosted.com include:sendgrid.net include:em6876.mersen.com a:sd-87888.mersen.com ip4:164.138.243.213 ip4:170.207.37.144 ip4:170.207.37.145 ip4:98.85.207.89 ip4:44.194.142.81 ip4:44.235.179.233 ip4:44.245.65.175 ip4:51.159.100.201 ip4:149.72.227.54 ip4:213.162.32.117 ip4:3.123.206.219 ip4:3.68.129.51 ip4:35.181.156.191 ip4:13.36.253.151 ip4:85.158.120.0/24 ~all
- brevo-code:01f42ac63d0d9c10583ec16572fc01cb
- google-site-verification=Y55G4ctbZV4dzBNBNC1A9djA_ufctm5eTCENLEkBcYU
- google-site-verification=3T3pj0ul5ZT4SA3t4ZwIcRzwh-IY2elDY132brgQLt0
Full email verification for mersen.com
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