acerca.co

Valid Email Server
Domain Lookup › acerca.co

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
acerca.co
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-04-04 02:53:17 UTC · ↺ Refresh

MX Hostnames

  • acerca-co.mail.protection.outlook.com

MX Priorities

  • acerca-co.mail.protection.outlook.com: 0

A / AAAA Records

  • 147.79.72.102 (no PTR)
  • 147.79.79.194 (no PTR)
  • 2a02:4780:4d:97e0:232c:7d7f:3850:ed13
  • 2a02:4780:4a:927e:61d3:6a10:9e65:a2e7

Mail Server IPs

  • 52.101.42.16 ↩ mail-co1pr05cu00300.inbound.protection.outlook.com
  • 52.101.9.14 ↩ mail-bl0pr03cu00206.inbound.protection.outlook.com
  • 52.101.41.183 ↩ mail-byapr04cu00307.inbound.protection.outlook.com
  • 40.93.192.4 ↩ mail-dm2pr04cu00404.inbound.protection.outlook.com
  • 2a01:111:f403:f90d::1 ↩ mail-sn1pr0501cu00301.inbound.protection.outlook.com
  • 2a01:111:f403:f903:: (no PTR)
  • 2a01:111:f403:c931::1 ↩ mail-sa9pr03cu00201.inbound.protection.outlook.com
  • 2a01:111:f403:c946::4 ↩ mail-ch0pr04cu00504.inbound.protection.outlook.com

SOA Record

Raw SOA hermes.dns-parking.com dns.hostinger.com 2026040201 10000 2400 604800 600
Primary NS (mname)
hermes.dns-parking.com
Admin Email (rname)
dns@hostinger.com
Serial
2026040201
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
600s

Nameservers (NS)

artemis.dns-parking.com
hermes.dns-parking.com

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict 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

✗ None detected

No DKIM records found for common selectors — your provider may use a custom selector name.

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

1 record
  • SPFv=spf1 include:spf.protection.outlook.com -all
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