Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sidif.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-31 06:55:09 UTC · ↺ Refresh
MX Hostnames
- cluster9.us.messagelabs.com
- cluster9a.us.messagelabs.com
- sidif-com.mail.protection.outlook.com
MX Priorities
- sidif-com.mail.protection.outlook.com: 10
- cluster9.us.messagelabs.com: 20
- cluster9a.us.messagelabs.com: 30
A / AAAA Records
- 209.17.116.163
Mail Server IPs
- 52.101.8.42 ↩ mail-dm6pr03cu00402.inbound.protection.outlook.com
- 52.101.40.1 ↩ mail-cy4pr03cu00101.inbound.protection.outlook.com
- 52.101.9.2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
- 52.101.41.28 ↩ mail-sj0pr03cu01504.inbound.protection.outlook.com
- 2a01:111:f403:f901:: ↩ mail-mn2pr04cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f90a:: ↩ mail-bn6pr02cu00300.inbound.protection.outlook.com
- 2a01:111:f403:c902::1 ↩ mail-sj2pr05cu00401.inbound.protection.outlook.com
- 2a01:111:f403:f802:: ↩ mail-byapr05cu00400.inbound.protection.outlook.com
- 67.219.250.219 ↩ mail952.messagelabs.com
- 67.219.247.111 ↩ mail924.messagelabs.com
- 67.219.246.213
- 67.219.250.220
- 67.219.247.207
- 67.219.246.219
- 34.75.172.113
SOA Record
Raw SOA
ns63.worldnic.com namehost.worldnic.com 126032610 10800 3600 604800 3600
Primary NS (mname)
ns63.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
126032610
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns63.worldnic.com
ns64.worldnic.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf0.sidif.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1;p=quarantine;rua=mailto:[email protected],mailto:[email protected];ruf=mailto:[email protected],mailto:[email protected];fo=1;
~ Quarantine — good protection (failing mail goes to spam)
📋 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: 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
3 records- zoho-verification=zb1528388560916.zmverify.zoho.com
- SPFv=spf1 include:spf0.sidif.com ~all
- zoho-verification=zb49457840.zmverify.zoho.com
Full email verification for sidif.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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