Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
hcmc-tn.org
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-22 05:02:52 UTC · ↺ Refresh
MX Hostnames
- hcmctn-org01b.mail.protection.outlook.com
MX Priorities
- hcmctn-org01b.mail.protection.outlook.com: 10
A / AAAA Records
- 15.197.225.128 ↩ aec037177372cc6cd.awsglobalaccelerator.com
- 3.33.251.168 ↩ aec037177372cc6cd.awsglobalaccelerator.com
Mail Server IPs
- 52.101.10.8 ↩ mail-bn1pr04cu00100.inbound.protection.outlook.com
- 52.101.9.11 ↩ mail-bl2pr04cu00103.inbound.protection.outlook.com
- 52.101.8.46 ↩ mail-dm6pr05cu00406.inbound.protection.outlook.com
- 40.93.192.4 ↩ mail-dm2pr04cu00404.inbound.protection.outlook.com
- 2a01:111:f403:f804::2 ↩ mail-co1pr05cu00402.inbound.protection.outlook.com
- 2a01:111:f403:c946::6 ↩ mail-ch5pr02cu00406.inbound.protection.outlook.com
- 2a01:111:f403:c946::2 ↩ mail-ch4pr04cu00102.inbound.protection.outlook.com
- 2a01:111:f403:c92c::4 ↩ mail-dm6pr05cu00404.inbound.protection.outlook.com
SOA Record
Raw SOA
ns25.domaincontrol.com dns.jomax.net 2026011904 28800 7200 604800 3600
Primary NS (mname)
ns25.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2026011904
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns26.domaincontrol.com
ns25.domaincontrol.com
SPF Record
✓ Soft Fail (~all)
v=spf1 mx include:hcmc-tn.org.spf.smtp25.com ip4:63.251.143.30 ip4:64.74.110.101 ip4:74.254.131.232 include:spf.zixsmbhosted.com include:spf.protection.outlook.com ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected]; fo=1
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],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
8 records- wpe_verification_henrycomed
- google-site-verification=1D-D5GBqaVYVGiJR7LKIXR2t1scJnJMSj2MoaLt3GdM
- d0eb638e6c82590c33a043d80b0d66f2111baf21
- apple-domain-verification=eN766LU7sTrKdYw0
- bw=Qoc62h2rDFWtx4efqn1CRb4DVdrKSgQotSH6BSb1tNZa
- SPFv=spf1 mx include:hcmc-tn.org.spf.smtp25.com ip4:63.251.143.30 ip4:64.74.110.101 ip4:74.254.131.232 include:spf.zixsmbhosted.com include:spf.protection.outlook.com ~all
- google-site-verification=Esn6u1UX4Gjeo3Lz5y3ShVEn42728SkMb7QCBmM-yrc
- CmoEb1WWsUCkFSRSBsQrue+Byel3qJuZPuQDtuV3Ydsgx2tg/BeQ4tgHpwFWfE5OaPKMQmd1S0SjPFySDOegvg==
Free · No signup required
Add email validation to your forms
Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.
<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site
See demo & docs
Deep verification
Full email verification for hcmc-tn.org
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits