Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
cobbvantress.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-02 14:01:25 UTC · ↺ Refresh
MX Hostnames
- cobbvantress-com.mail.protection.outlook.com
MX Priorities
- cobbvantress-com.mail.protection.outlook.com: 0
A / AAAA Records
- 217.19.248.132 ↩ redirect.idp365.net
Mail Server IPs
- 52.101.10.10 ↩ mail-bn8pr05cu00102.inbound.protection.outlook.com
- 52.101.194.13 ↩ mail-ch0pr04cu00605.inbound.protection.outlook.com
- 52.101.9.12 ↩ mail-bl0pr05cu00504.inbound.protection.outlook.com
- 52.101.10.6 ↩ mail-bn1pr21cu00106.inbound.protection.outlook.com
- 2a01:111:f403:f90f::1 ↩ mail-sa9pr04cu00201.inbound.protection.outlook.com
- 2a01:111:f403:c902::5 ↩ mail-sj2pr05cu00505.inbound.protection.outlook.com
- 2a01:111:f403:f90a::1 ↩ mail-bn8pr03cu00201.inbound.protection.outlook.com
- 2a01:111:f403:c902::7 ↩ mail-sj0pr02cu00107.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1-05.azure-dns.com azuredns-hostmaster.microsoft.com 1 3600 300 2419200 300
Primary NS (mname)
ns1-05.azure-dns.com
Admin Email (rname)
azuredns-hostmaster@microsoft.com
Serial
1
Refresh
3600s
Retry
300s
Expire
2419200s
Minimum TTL
300s
Nameservers (NS)
ns2-05.azure-dns.net
ns3-05.azure-dns.org
ns4-05.azure-dns.info
ns1-05.azure-dns.com
SPF Record
✓ Strict (-all)
v=spf1 include:servers.mcsv.net include:wappmail.com include:spf.sabre.com include:spf.protection.outlook.com include:spf-00003402.pphosted.com ip4:70.185.93.64/29 ip4:170.10.185.72/29 -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected]; sp=none; ri=86400
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._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- zoho-verification=zb41590441.zmverify.zoho.com
- yxpyqbn9ry10wg31tgw86v5tslnftvk3
- _biky17ip83qvchhis9xsdsexpoohrjh
- loop-domain-verification-rxwhwx=VDdW3f5j3oVDMtVWpJSvLPAwg
- anthropic-domain-verification-12z14s=mf53jyOBU49Rpv1TW4ENJXBwC
- _u1j03i7c1itcs4my4g1zxjo2mkdftp2
- MS=ms98300576
- SPFv=spf1 include:servers.mcsv.net include:wappmail.com include:spf.sabre.com include:spf.protection.outlook.com include:spf-00003402.pphosted.com ip4:70.185.93.64/29 ip4:170.10.185.72/29 -all
- ZOOM_verify_wgjQQhkHRO6agjZJrjhI4g
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