Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
robisonoil.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-24 06:40:51 UTC · ↺ Refresh
MX Hostnames
- robisonoil-com.mail.protection.outlook.com
MX Priorities
- robisonoil-com.mail.protection.outlook.com: 15
A / AAAA Records
- 198.49.23.144 (no PTR)
- 198.49.23.145 (no PTR)
- 198.185.159.145
- 198.185.159.144
Mail Server IPs
- 52.101.194.12 ↩ mail-ch0pr04cu00504.inbound.protection.outlook.com
- 52.101.9.17 (no PTR)
- 52.101.9.26 ↩ mail-bl0pr02cu00702.inbound.protection.outlook.com
- 52.101.8.44 ↩ mail-dm5pr04cu00104.inbound.protection.outlook.com
- 2a01:111:f403:f804::2 ↩ mail-co1pr05cu00402.inbound.protection.outlook.com
- 2a01:111:f403:f905::3 ↩ mail-dm5pr02cu00203.inbound.protection.outlook.com
- 2a01:111:f403:c946::6 ↩ mail-ch5pr02cu00406.inbound.protection.outlook.com
- 2a01:111:f403:f905::4 ↩ mail-dm2pr04cu00404.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.domaindiscover.com hostmaster.tierra.net 2026031104 7200 1800 604800 28800
Primary NS (mname)
ns1.domaindiscover.com
Admin Email (rname)
hostmaster@tierra.net
Serial
2026031104
Refresh
7200s
Retry
1800s
Expire
604800s
Minimum TTL
28800s
Nameservers (NS)
ns2.domaindiscover.com
ns1.domaindiscover.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:198.46.93.14 ip4:148.163.149.176/31 include:spf-0024f101.pphosted.com include:spf.protection.outlook.com include:_fds.destwin.com include:_spf.messagegears.net -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;rua=mailto:[email protected];ruf=mailto:[email protected];fo=1
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 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
6 records- MS=ms52194135
- aX205wwKPbjppn8WlNCDgy8sKmq6frRpzA+s4zdnGw3/Hl85BD8IGSpgcCgBGZvPblfvjPcnxNfFBhZxamPzmQ==
- SPFv=spf1 ip4:198.46.93.14 ip4:148.163.149.176/31 include:spf-0024f101.pphosted.com include:spf.protection.outlook.com include:_fds.destwin.com include:_spf.messagegears.net -all
- ZOOM_verify_iFC1w3wbDfV9TyIaF6DHF1
- cisco-ci-domain-verification=10bf9b2d8e27f451892173ca49aafb4081f282b87e8d4bf4eb7edd0962ace22d
- 0BB8-25CA-5457-333C-1ABD-AE37-7643-E9B9
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