Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
htccd.org
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-29 01:54:00 UTC · ↺ Refresh
MX Hostnames
- htccd-org.mail.protection.outlook.com
MX Priorities
- htccd-org.mail.protection.outlook.com: 0
A / AAAA Records
- 149.154.59.7 ↩ park01.gkg.net
Mail Server IPs
- 52.101.10.18 ↩ mail-bn8pr05cu00302.inbound.protection.outlook.com
- 52.101.11.19 ↩ mail-sa9pr04cu00203.inbound.protection.outlook.com
- 40.93.192.4 ↩ mail-dm2pr04cu00404.inbound.protection.outlook.com
- 52.101.40.4 ↩ mail-cy5pr03cu00204.inbound.protection.outlook.com
- 2a01:111:f403:c946::7 ↩ mail-ch5pr02cu00307.inbound.protection.outlook.com
- 2a01:111:f403:c902::2 ↩ mail-sj0pr03cu01602.inbound.protection.outlook.com
- 2a01:111:f403:c92c::1 ↩ mail-dm6pr03cu00401.inbound.protection.outlook.com
- 2a01:111:f403:f902::2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
SOA Record
Raw SOA
ns3.gkg.net root.htccd.org 1702334656 28800 7200 604800 7200
Primary NS (mname)
ns3.gkg.net
Admin Email (rname)
root@htccd.org
Serial
1702334656
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
7200s
Nameservers (NS)
ns4.gkg.net
ns3.gkg.net
SPF Record
✓ Strict (-all)
v=spf1 include:1535sty453.powerspf.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; sp=none; adkim=s; aspf=s; rua=mailto:[email protected]; ruf=mailto:[email protected]; pct=100; fo=1;
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
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
1 record- SPFv=spf1 include:1535sty453.powerspf.com -all
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