Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
vibecu.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-23 07:29:16 UTC · ↺ Refresh
MX Hostnames
- vibecu-com.mail.protection.outlook.com
- mail1.vibecu.com
MX Priorities
- vibecu-com.mail.protection.outlook.com: 0
- mail1.vibecu.com: 5
A / AAAA Records
- 72.13.5.130 (no PTR)
Mail Server IPs
- 52.101.194.3 ↩ mail-ch1pr04cu00103.inbound.protection.outlook.com
- 52.101.41.21 ↩ mail-sj2pr05cu00305.inbound.protection.outlook.com
- 52.101.9.24 ↩ mail-bl2pr02cu00400.inbound.protection.outlook.com
- 52.101.10.5 ↩ mail-bn6pr04cu00105.inbound.protection.outlook.com
- 2a01:111:f403:f804::1 ↩ mail-co1pr05cu00301.inbound.protection.outlook.com
- 2a01:111:f403:f905::4 ↩ mail-dm2pr04cu00404.inbound.protection.outlook.com
- 2a01:111:f403:f90d:: ↩ mail-sn1pr0501cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f902:: ↩ mail-bl2pr04cu00100.inbound.protection.outlook.com
- 12.145.252.200 ↩ mail1.vibecu.com
SOA Record
Raw SOA
dbru.br.ns.els-gms.att.net rm-hostmaster.ems.att.com 84 10800 3600 604800 86400
Primary NS (mname)
dbru.br.ns.els-gms.att.net
Admin Email (rname)
rm-hostmaster@ems.att.com
Serial
84
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
dbru.br.ns.els-gms.att.net
dmtu.mt.ns.els-gms.att.net
SPF Record
✓ Soft Fail (~all)
v=spf1 mx:vibecu.com ip4:12.145.252.200 include:spf.emailsignatures365.com include:spf.protection.outlook.com include:spf.digitalinsight.com a:monitor.ensenta.com include:spf-00223601.pphosted.com include:_spf.elasticemail.com ~all
📊 DNS lookups: 7/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected];
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._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
5 records- SPFv=spf1 mx:vibecu.com ip4:12.145.252.200 include:spf.emailsignatures365.com include:spf.protection.outlook.com include:spf.digitalinsight.com a:monitor.ensenta.com include:spf-00223601.pphosted.com include:_spf.elasticemail.com ~all
- skPEPtyRItk2XGWvZoAqjiXVcbg4we6h02sQNsMdoBR6KoRaBrkS3HbrrOlMpUTu3LWMae0VFg7xIxFTo+1M5g==
- docusign=77bb444d-de08-4630-b787-975ff9d83708
- docusign=fff39506-2687-46dd-a306-380793faf7d2
- apple-domain-verification=VXvHXQzZGR69oTTn
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