Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
prevsis.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-03 17:39:38 UTC · ↺ Refresh
MX Hostnames
- prevsis-com.mail.protection.outlook.com
MX Priorities
- prevsis-com.mail.protection.outlook.com: 0
A / AAAA Records
- 54.173.64.228 ↩ ec2-54-173-64-228.compute-1.amazonaws.com
Mail Server IPs
- 52.101.11.17 ↩ mail-sn1pr0501cu00301.inbound.protection.outlook.com
- 52.101.41.58 ↩ mail-sj0pr02cu00102.inbound.protection.outlook.com
- 52.101.9.0 ↩ mail-bl2pr02cu00100.inbound.protection.outlook.com
- 52.101.11.9 ↩ mail-sn1pr02cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f905::4 ↩ mail-dm2pr04cu00404.inbound.protection.outlook.com
- 2a01:111:f403:f802::3 ↩ mail-sj0pr03cu01403.inbound.protection.outlook.com
- 2a01:111:f403:f902:: ↩ mail-bl2pr04cu00100.inbound.protection.outlook.com
- 2a01:111:f403:f90f::1 ↩ mail-sa9pr04cu00201.inbound.protection.outlook.com
SOA Record
Raw SOA
ns-1186.awsdns-20.org awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1186.awsdns-20.org
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-539.awsdns-03.net
ns-1186.awsdns-20.org
ns-1604.awsdns-08.co.uk
ns-434.awsdns-54.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:_spf.atlassian.net include:spf.protection.outlook.com ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 2 found
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
5 records- facebook-domain-verification=htpot2kq3r8qy2h5npvryvd4ksyhsi
- SPFv=spf1 include:_spf.atlassian.net include:spf.protection.outlook.com ~all
- MS=43A5AFC0043EE593B5E011778167D65D64164F49
- atlassian-domain-verification=XPUS6R3Le5G4U5qTQoUARwKcqfFGcZmmrMksYJStcoaXHVUZXuM3jWrtvwrHrQdr
- atlassian-sending-domain-verification=c32499fa-ce14-485b-96c0-a1ac06c2457e
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