Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
acico.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-18 16:39:52 UTC · ↺ Refresh
MX Hostnames
- acico-com.mail.protection.outlook.com
MX Priorities
- acico-com.mail.protection.outlook.com: 0
A / AAAA Records
- 198.185.159.145 (no PTR)
- 198.49.23.145 (no PTR)
- 198.49.23.144
- 198.185.159.144
Mail Server IPs
- 52.101.10.1 ↩ mail-bn6pr02cu00301.inbound.protection.outlook.com
- 52.101.41.58 ↩ mail-sj0pr02cu00102.inbound.protection.outlook.com
- 52.101.50.4 ↩ mail-co1pr03cu00404.inbound.protection.outlook.com
- 52.101.11.3 ↩ mail-sn1pr0501cu00103.inbound.protection.outlook.com
- 2a01:111:f403:f910:: ↩ mail-cy5pr03cu00300.inbound.protection.outlook.com
- 2a01:111:f403:c946:: ↩ mail-ch5pr02cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f901:: ↩ mail-mn2pr04cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f901::2 ↩ mail-bl2pr02cu00402.inbound.protection.outlook.com
SOA Record
Raw SOA
ns81.worldnic.com namehost.worldnic.com 126022613 10800 3600 604800 3600
Primary NS (mname)
ns81.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
126022613
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns81.worldnic.com
ns82.worldnic.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:96.88.55.201 ip4:172.56.14.162 include:spf.protection.outlook.com include:48870408.spf01.hubspotemail.net -all
📊 DNS lookups: 2/10
✓ 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
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 216 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
4 records- linkedin-site-verification=63cbd751-8149-4841-8ea6-1bb02da751b0
- MS=ms14847428
- SPFv=spf1 ip4:96.88.55.201 ip4:172.56.14.162 include:spf.protection.outlook.com include:48870408.spf01.hubspotemail.net -all
- sophos-domain-verification=ce37aeb9aa45fe8f6a2753588acfe72dcb148646
Full email verification for acico.com
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