Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
intrepidcu.org
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-02 14:02:29 UTC · ↺ Refresh
MX Hostnames
- intrepidcu-org.mail.protection.outlook.com
- mx2-us1.ppe-hosted.com
- mx1-us1.ppe-hosted.com
- mail.thecu4u.org
MX Priorities
- mail.thecu4u.org: 99
- mx2-us1.ppe-hosted.com: 0
- intrepidcu-org.mail.protection.outlook.com: 99
- mx1-us1.ppe-hosted.com: 0
A / AAAA Records
- 162.159.133.6
- 162.159.130.6
Mail Server IPs
- 208.91.197.39 (no PTR)
- 67.231.154.163 ↩ mx2-us1.ppe-hosted.com
- 148.163.129.51 ↩ mx2-us1.ppe-hosted.com
- 52.101.8.42 ↩ mail-dm6pr03cu00402.inbound.protection.outlook.com
- 52.101.8.46 ↩ mail-dm6pr05cu00406.inbound.protection.outlook.com
- 52.101.10.6 ↩ mail-bn1pr21cu00106.inbound.protection.outlook.com
- 52.101.40.6 ↩ mail-cy1pr03cu00106.inbound.protection.outlook.com
- 2a01:111:f403:c802:: ↩ mail-cy4pr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c922::1 ↩ mail-bl0pr05cu00501.inbound.protection.outlook.com
- 2a01:111:f403:c902::1 ↩ mail-sj2pr05cu00401.inbound.protection.outlook.com
- 2a01:111:f403:f908::1
- 67.231.154.162
- 148.163.129.50
SOA Record
Raw SOA
dns101.register.com root.register.com 125111818 10800 3600 604800 3600
Primary NS (mname)
dns101.register.com
Admin Email (rname)
root@register.com
Serial
125111818
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
dns102.register.com
dns101.register.com
SPF Record
✓ Strict (-all)
v=spf1 include:_spf.intrepidcu_org._d.easydmarc.pro -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;rua=mailto:[email protected],mailto:[email protected];ruf=mailto:[email protected],mailto:[email protected];fo=1;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],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
6 records- atlassian-domain-verification=xOWeCwAVXM/i01kNQqhw2ndAlSq9xlINbsX5poyICLD5U4AcbDp4NlbQG4EIaeG2
- include:spf.emailsignatures365.com
- SPFv=spf1 include:_spf.intrepidcu_org._d.easydmarc.pro -all
- google-site-verification=67J-fNIHqOpQiBVbsUkNDYUQBAEAaDLjY8473n3ArDc
- MS=ms89680050
- ppe-a51b17affbd85a734562257a7b2bb4b83132d2f9
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