Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
robsonlister.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 23:40:23 UTC · ↺ Refresh
MX Hostnames
- robsonlister-com.mail.protection.outlook.com
MX Priorities
- robsonlister-com.mail.protection.outlook.com: 0
A / AAAA Records
- 185.151.30.174 ↩ 185-151-30-174.ptr4.stackcp.net
- 2a07:7800::174 (no PTR)
Mail Server IPs
- 52.101.89.2 ↩ mail-lo3p265cu00302.inbound.protection.outlook.com
- 52.101.99.0 ↩ mail-cwxp265cu00600.inbound.protection.outlook.com
- 52.101.89.0 ↩ mail-lo2p265cu02300.inbound.protection.outlook.com
- 52.101.99.2 ↩ mail-cwxp265cu00502.inbound.protection.outlook.com
- 2a01:111:f403:ca0b::1 ↩ mail-lo3p265cu00301.inbound.protection.outlook.com
- 2a01:111:f403:ca1a:: ↩ mail-cwxp265cu00500.inbound.protection.outlook.com
- 2a01:111:f403:ca0b::2 ↩ mail-lo0p265cu00202.inbound.protection.outlook.com
- 2a01:111:f403:ca0b:: ↩ mail-lo2p265cu02300.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.stackdns.com hostmaster.stackdns.com 1760953620 1800 900 1209600 300
Primary NS (mname)
ns1.stackdns.com
Admin Email (rname)
hostmaster@stackdns.com
Serial
1760953620
Refresh
1800s
Retry
900s
Expire
1209600s
Minimum TTL
300s
Nameservers (NS)
ns2.stackdns.com
ns1.stackdns.com
ns4.stackdns.com
ns3.stackdns.com
SPF Record
✓ Strict (-all)
v=spf1 include:vpxotuh32u.powerspf.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; pct=100; fo=0:1:d:s;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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- SPFv=spf1 include:vpxotuh32u.powerspf.com -all
- MS=ms12514189
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