Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
perrino.us
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-29 18:54:16 UTC · ↺ Refresh
MX Hostnames
- perrino-us.p20.mxthunder.net
- perrino-us.p10.mxthunder.com
- perrino-us.p40.mxthunder.net
- perrino-us.p30.mxthunder.net
MX Priorities
- perrino-us.p20.mxthunder.net: 20
- perrino-us.p30.mxthunder.net: 30
- perrino-us.p40.mxthunder.net: 40
- perrino-us.p10.mxthunder.com: 10
A / AAAA Records
- 209.182.194.48 ↩ secure.altimatetech.com
Mail Server IPs
- 209.41.68.127 ↩ bolt110b.mxthunder.net
- 216.172.106.26 ↩ bolt110a.mxthunder.net
SOA Record
Raw SOA
ns1.dnsowl.com hostmaster.dnsowl.com 1741827506 7200 1800 1209600 600
Primary NS (mname)
ns1.dnsowl.com
Admin Email (rname)
hostmaster@dnsowl.com
Serial
1741827506
Refresh
7200s
Retry
1800s
Expire
1209600s
Minimum TTL
600s
Nameservers (NS)
ns2.dnsowl.com
ns3.dnsowl.com
ns1.dnsowl.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;pct=100;sp=none;adkim=s;aspf=s;fo=0;rf=afrf;ri=86400;rua=mailto:[email protected];ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._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
2 records- MS=ms-UPDATE-THIS-PART-TO-VERIFIY
- SPFv=spf1 include:spf.protection.outlook.com -all
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