Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
aprobinson.biz
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 06:07:33 UTC · ↺ Refresh
MX Hostnames
- aprobinson-biz.mail.protection.outlook.com
MX Priorities
- aprobinson-biz.mail.protection.outlook.com: 0
A / AAAA Records
- 217.160.0.29 ↩ 217-160-0-29.elastic-ssl.ui-r.com
- 2001:8d8:100f:f000::200 ↩ 2001-08d8-100f-f000-0000-0000-0000-0200.elastic-ssl.ui-r.com
Mail Server IPs
- 52.101.99.0 ↩ mail-cwxp265cu00600.inbound.protection.outlook.com
- 52.101.99.2 ↩ mail-cwxp265cu00502.inbound.protection.outlook.com
- 52.101.89.0 ↩ mail-lo2p265cu02300.inbound.protection.outlook.com
- 52.101.89.1 ↩ mail-lo0p265cu00201.inbound.protection.outlook.com
- 2a01:111:f403:ca1a::1 ↩ mail-cwxp265cu00601.inbound.protection.outlook.com
- 2a01:111:f403:ca0b:: ↩ mail-lo2p265cu02300.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
SOA Record
Raw SOA
ns3.hbpserver.net hostmaster.aprobinson.biz 2017032178 3600 600 1209600 86400
Primary NS (mname)
ns3.hbpserver.net
Admin Email (rname)
hostmaster@aprobinson.biz
Serial
2017032178
Refresh
3600s
Retry
600s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns3.hbpserver.net
ns4.hbpserver.net
SPF Record
✓ Strict (-all)
v=spf1 a:mail.aprobinson.biz ip4:104.130.122.156 ip4:86.12.150.0/25 include:spf.protection.outlook.com include:spf.exclaimer.net include:3957110.spf07.hubspotemail.net -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; fo=1
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
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
4 records- google-site-verification=9WBdQoi48y4ialHsDgX7aJ7W4sEimXZuTGB1gwjhVtk
- zone-ownership-verification-99717f0976f63bb0978ebf89bfdff3be27a72bcb62144d19a6fdc3ac8bba26aa
- MS=ms15917343
- SPFv=spf1 a:mail.aprobinson.biz ip4:104.130.122.156 ip4:86.12.150.0/25 include:spf.protection.outlook.com include:spf.exclaimer.net include:3957110.spf07.hubspotemail.net -all
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