Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sipser.com.mx
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-28 08:42:21 UTC · ↺ Refresh
MX Hostnames
- sipser-com-mx.mail.protection.outlook.com
- mx1.emailsrvr.com
- mx2.emailsrvr.com
MX Priorities
- mx2.emailsrvr.com: 20
- sipser-com-mx.mail.protection.outlook.com: 0
- mx1.emailsrvr.com: 10
A / AAAA Records
- 98.87.73.24
Mail Server IPs
- 146.20.161.2 ↩ mx2.emailsrvr.com
- 108.166.43.2 ↩ mx2.emailsrvr.com
- 184.106.54.2 ↩ mx2.emailsrvr.com
- 173.203.187.2 ↩ mx2.emailsrvr.com
- 52.101.194.17 ↩ mail-ch5pr02cu00401.inbound.protection.outlook.com
- 52.101.40.0 ↩ mail-cy5pr03cu00300.inbound.protection.outlook.com
- 52.101.40.1 ↩ mail-cy4pr03cu00101.inbound.protection.outlook.com
- 52.101.10.5 ↩ mail-bn6pr04cu00105.inbound.protection.outlook.com
- 2a01:111:f403:f90f:: ↩ mail-sa9pr04cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c946::5 ↩ mail-ch4pr21cu00105.inbound.protection.outlook.com
- 2a01:111:f403:c92c::1
- 2a01:111:f403:c92c::3
- 173.203.187.1
- 146.20.161.1
- 108.166.43.1
- 184.106.54.1
SOA Record
Raw SOA
ns.liquidweb.com admin.liquidweb.com 2026032102 86400 7200 3600000 14400
Primary NS (mname)
ns.liquidweb.com
Admin Email (rname)
admin@liquidweb.com
Serial
2026032102
Refresh
86400s
Retry
7200s
Expire
3600000s
Minimum TTL
14400s
Nameservers (NS)
ns.liquidweb.com
ns1.liquidweb.com
SPF Record
✓ Strict (-all)
v=spf1 include:_spf.mlsend.com ip4:64.49.217.116 ip4:64.49.217.117 ip4:64.49.217.118 ip4:64.49.217.119 include:emailsrvr.com include:amazonses.com include:spf.protection.outlook.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1;p=quarantine;pct=25;rua=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
⚠ Policy applies to 25% of failing messages only
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
5 records- mailerlite-domain-verification=5be25b4bcc7001e8e9f7012544d3d30e16226974
- SPFv=spf1 include:_spf.mlsend.com ip4:64.49.217.116 ip4:64.49.217.117 ip4:64.49.217.118 ip4:64.49.217.119 include:emailsrvr.com include:amazonses.com include:spf.protection.outlook.com -all
- _globalsign-domain-verification=SbQ7sJ7iKa0e2a3V9zwifKPT2_OOJ6Mw5VCPpzRtTm
- MS=ms36162095
- _globalsign-domain-verification=p2bMDH2wBtrh2RVkDyg_avVVHDxNZkFSemM1_yIv3q
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