Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
challengergeomatics.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 00:09:16 UTC · ↺ Refresh
MX Hostnames
- challengergeomatics-com.mail.protection.outlook.com
MX Priorities
- challengergeomatics-com.mail.protection.outlook.com: 0
A / AAAA Records
- 141.193.213.10 (no PTR)
- 141.193.213.11 (no PTR)
Mail Server IPs
- 52.101.190.2 ↩ mail-yt3pr01cu00602.inbound.protection.outlook.com
- 52.101.192.0 ↩ mail-yqzpr01cu00900.inbound.protection.outlook.com
- 52.101.190.3 ↩ mail-yt6pr01cu00103.inbound.protection.outlook.com
- 52.101.190.1 ↩ mail-yt3pr01cu00701.inbound.protection.outlook.com
- 2a01:111:f403:c942::3 ↩ mail-yt6pr01cu00103.inbound.protection.outlook.com
- 2a01:111:f403:c942:: ↩ mail-yt5pr01cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c944::1 ↩ mail-yqzpr01cu01001.inbound.protection.outlook.com
- 2a01:111:f403:c942::1 ↩ mail-yt3pr01cu00701.inbound.protection.outlook.com
SOA Record
Raw SOA
ns15.domaincontrol.com dns.jomax.net 2025071602 28800 7200 604800 3600
Primary NS (mname)
ns15.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2025071602
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns16.domaincontrol.com
ns15.domaincontrol.com
SPF Record
✓ Strict (-all)
v=spf1 mx ip4:74.3.180.228 ip4:167.89.115.46 ip4:167.89.123.50 include:spf.protection.outlook.com include:_spf.psm.knowbe4.com include:mailgun.org -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; fo=1
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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
6 records- SPFv=spf1 mx ip4:74.3.180.228 ip4:167.89.115.46 ip4:167.89.123.50 include:spf.protection.outlook.com include:_spf.psm.knowbe4.com include:mailgun.org -all
- facebook-domain-verification=7lgqeyvuasfu08h24obn0wr0lh6rtu
- MS=ms47985705
- abdal9cW59QJLmMk90lemMMFgE8UUJtXDTClT7I/VHeDkYIkHzlaqBCbsnNIkloGMdkUa+BAjwxLcY2CCDVpDw==
- google-site-verification=6tNDlnyr6aKs-_F3WF1tyNbLPlm4w_s0H9qSOxfdazw
- hubspot-6brjVVSsQc#43
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