Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
arcosa.com
Yes
✓ Yes
Proofpoint
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-21 22:23:39 UTC · ↺ Refresh
MX Hostnames
- mx0a-00350b01.pphosted.com
- mx0b-00350b01.pphosted.com
MX Priorities
- mx0b-00350b01.pphosted.com: 10
- mx0a-00350b01.pphosted.com: 10
A / AAAA Records
- 13.107.246.40 (no PTR)
- 13.107.213.40 (no PTR)
Mail Server IPs
- 148.163.140.191 ↩ mx0b-00350b01.pphosted.com
- 148.163.144.191 ↩ mx0a-00350b01.pphosted.com
SOA Record
Raw SOA
ns1-07.azure-dns.com azuredns-hostmaster.microsoft.com 1 3600 300 2419200 300
Primary NS (mname)
ns1-07.azure-dns.com
Admin Email (rname)
azuredns-hostmaster@microsoft.com
Serial
1
Refresh
3600s
Retry
300s
Expire
2419200s
Minimum TTL
300s
Nameservers (NS)
ns3-07.azure-dns.org
ns4-07.azure-dns.info
ns1-07.azure-dns.com
ns2-07.azure-dns.net
SPF Record
✓ Strict (-all)
v=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;fo=1;rua=mailto:[email protected]; ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
9 records- zoho-verification=zb41128627.zmverify.zoho.com
- zoho-verification=zb65258159.zmverify.zoho.com
- uv6ndbok077dqs0ehi8qmm8egs
- SPFv=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com -all
- atlassian-domain-verification=Ut6l9dySF8IHJUaZ86VdIt6cCK0bThbeQejezqerBU8Wsacu9y0ZqxsUdBTkcOfp
- docusign=adde107d-0d6f-4aec-983f-0362217130be
- google-site-verification=TYzikVUIrue1AUcTyrjUJnu_Ni2OBnadlLDnsnsCRVs
- ms=ms98580382
- MYaJ6ZoobBMOFOF0H3wlSoYq2kxJyMmMjF9yzLSmidalS2QLicMvkj0M+5rUbUiBTaOsVAMQE2cuG2qYBKmldg==
Full email verification for arcosa.com
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