Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
prinsco.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 16:17:04 UTC · ↺ Refresh
MX Hostnames
- mx2-us1.ppe-hosted.com
- mx1-us1.ppe-hosted.com
MX Priorities
- mx2-us1.ppe-hosted.com: 10
- mx1-us1.ppe-hosted.com: 10
A / AAAA Records
- 141.193.213.20 (no PTR)
- 141.193.213.21 (no PTR)
Mail Server IPs
- 148.163.129.51 ↩ mx2-us1.ppe-hosted.com
- 67.231.154.163 ↩ mx2-us1.ppe-hosted.com
- 148.163.129.50 ↩ mx1-us1.ppe-hosted.com
- 67.231.154.162 ↩ mx1-us1.ppe-hosted.com
SOA Record
Raw SOA
cbru.br.ns.els-gms.att.net rm-hostmaster.ems.att.com 79 10800 3600 604800 86400
Primary NS (mname)
cbru.br.ns.els-gms.att.net
Admin Email (rname)
rm-hostmaster@ems.att.com
Serial
79
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
cbru.br.ns.els-gms.att.net
cmtu.mt.ns.els-gms.att.net
SPF Record
✓ Strict (-all)
v=spf1 ip4:148.59.100.16/28 ip4:35.80.141.6/32 ip4:44.229.121.55/32 ip4:24.196.155.4/32 ip4:216.55.203.145/32 include:servers.mcsv.net include:spf.protection.outlook.com include:spf.hosting.americaneagle.com include:Es._spf.adp.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=50; rua=mailto:[email protected]; ruf=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
⚠ Policy applies to 50% of failing messages only
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
k1._domainkey
✓ Public key: 392 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
9 records- teamviewer-sso-verification=d25cdb29b6ba4291810e835f2a9fc6b2
- sophos-domain-verification=76cdcb933d8fc59867ee9279df3702cac3d6d8a02ba612751de0bcd76cc1be7f
- Zbhlw4jDQmyzt/zsuE7TWbzv8Y/aQGTHEDNzmjFOZGaGH6eKr0vFG7zyF12vfk+ReVkxJOzLx3kSGfPOuER17g==
- autodesk-domain-verification=df4EMa_8LnfGiKizRxeF
- google-site-verification=nn8uSlypw3Zp_kR-FK1bjTkhqVyiquUFYKlnTQQhD1I
- autodesk-domain-verification=vyODj4mp-CJHc5x_7XWz
- SPFv=spf1 ip4:148.59.100.16/28 ip4:35.80.141.6/32 ip4:44.229.121.55/32 ip4:24.196.155.4/32 ip4:216.55.203.145/32 include:servers.mcsv.net include:spf.protection.outlook.com include:spf.hosting.americaneagle.com include:Es._spf.adp.com -all
- eWoKfpMieJvX4e8mnrsEYKi1RSDeIZNebi1+8mfYQTdDIBMOPBNRP9hP6iC77dC062sLD8znQzZSuOuQFTHymA==
- g7bvg6l11qpbkn3tj69mdkahfa
Full email verification for prinsco.com
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