Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
unico.com.co
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-25 23:03:55 UTC · ↺ Refresh
MX Hostnames
- unico-com-co.mail.protection.outlook.com
MX Priorities
- unico-com-co.mail.protection.outlook.com: 0
A / AAAA Records
- 94.130.206.91 ↩ static.91.206.130.94.clients.your-server.de
Mail Server IPs
- 52.101.10.8 ↩ mail-bn1pr04cu00100.inbound.protection.outlook.com
- 52.101.8.34 ↩ mail-dm2pr04cu00102.inbound.protection.outlook.com
- 52.101.9.20 ↩ mail-bl0pr02cu00604.inbound.protection.outlook.com
- 52.101.8.46 ↩ mail-dm6pr05cu00406.inbound.protection.outlook.com
- 2a01:111:f403:c902:: ↩ mail-sj2pr05cu00300.inbound.protection.outlook.com
- 2a01:111:f403:c902::1 ↩ mail-sj2pr05cu00401.inbound.protection.outlook.com
- 2a01:111:f403:f913:: ↩ mail-cy1pr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c902::3 ↩ mail-sj0pr03cu01703.inbound.protection.outlook.com
SOA Record
Raw SOA
anastasia.ns.cloudflare.com dns.cloudflare.com 2399899108 10000 2400 604800 1800
Primary NS (mname)
anastasia.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399899108
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
gabe.ns.cloudflare.com
anastasia.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 +ip4:94.130.206.91 +include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=100; rua=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
default._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
9 records- google-site-verification=mEThWvly2y6m1MfnfFIVe58IHQ_sFiDuwKI5NmK-fcg
- sophos-domain-verification=299ed7aa371d5e83fa77eb0dcfa7171d0fce3f89
- sophos-domain-verification=d2f8e9dc9d6f6fff22e806aa29830254f4a1ebfaa8e1a073d96d6322547916ca
- SPFv=spf1 +ip4:94.130.206.91 +include:spf.protection.outlook.com -all
- SPFv=spf1 include:spf.protection.outlook.com -all
- MS=ms40516287
- google-site-verification=AZvw-DNSAOF_EE_G_bbFCE9x6gG6hb3sOuA0iDkhyU4
- google-site-verification=WESkcIk4sRLgvLsgWgOo_CQX0vPZBMH7M127c8gc0Wc
- google-site-verification=i9x97jXkhbAg0D6Lom74vqLcKqxpapYzLHDoBfpCkLg
Free · No signup required
Add email validation to your forms
Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.
<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site
See demo & docs
Deep verification
Full email verification for unico.com.co
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits