Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
smdc.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-21 03:43:37 UTC · ↺ Refresh
MX Hostnames
- smdc-com.mail.protection.outlook.com
MX Priorities
- smdc-com.mail.protection.outlook.com: 0
A / AAAA Records
- 3.168.73.65 ↩ server-3-168-73-65.jfk50.r.cloudfront.net
- 3.168.73.49 ↩ server-3-168-73-49.jfk50.r.cloudfront.net
- 3.168.73.78 ↩ server-3-168-73-78.jfk50.r.cloudfront.net
- 3.168.73.92 ↩ server-3-168-73-92.jfk50.r.cloudfront.net
Mail Server IPs
- 52.101.124.117 ↩ mail-tydpr03cu00105.inbound.protection.outlook.com
- 52.101.137.0 ↩ mail-sg2pr03cu00500.inbound.protection.outlook.com
- 52.101.157.80 ↩ mail-os8pr02cu00100.inbound.protection.outlook.com
- 2a01:111:f403:cc09:: ↩ mail-sg2pr03cu00500.inbound.protection.outlook.com
- 2a01:111:f403:cc1a::8 ↩ mail-tydpr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:cc1f::4 ↩ mail-os8pr02cu00104.inbound.protection.outlook.com
SOA Record
Raw SOA
ns-1520.awsdns-62.org awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1520.awsdns-62.org
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-76.awsdns-09.com
ns-881.awsdns-46.net
ns-1520.awsdns-62.org
ns-1924.awsdns-48.co.uk
SPF Record
✓ Strict (-all)
v=spf1 mx ip4:119.92.166.128/28 ip4:202.57.59.0/24 ip4:118.139.178.7 include:spf.protection.outlook.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
default._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
5 records- DMARCv=DMARC1; p=none; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1
- SPFv=spf1 mx ip4:119.92.166.128/28 ip4:202.57.59.0/24 ip4:118.139.178.7 include:spf.protection.outlook.com -all
- MS=ms61767193
- facebook-domain-verification=bzlfwqcfekqcvtootg5sf0gvxafyz4
- google-site-verification=xSf01EyzvzY5H493q9Yzr7pAJROuy8lRVdWDmnKnINE
Full email verification for smdc.com
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