Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
citio.com.mx
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-29 12:27:14 UTC · ↺ Refresh
MX Hostnames
- mx2.us.opalstack.com
- mx1.us.opalstack.com
MX Priorities
- mx1.us.opalstack.com: 10
- mx2.us.opalstack.com: 10
A / AAAA Records
- 23.108.108.200 ↩ opal3.opalstack.com
Mail Server IPs
- 108.62.123.121 ↩ mx1.us.opalstack.com
- 23.82.16.244 ↩ mx2.us.opalstack.com
- 2605:fe80:2100:bf03:7::2 ↩ mx2.us.opalstack.com
SOA Record
Raw SOA
ns1.us.opalstack.com hostmaster.citio.com.mx 2026020206 10800 3600 1814400 3600
Primary NS (mname)
ns1.us.opalstack.com
Admin Email (rname)
hostmaster@citio.com.mx
Serial
2026020206
Refresh
10800s
Retry
3600s
Expire
1814400s
Minimum TTL
3600s
Nameservers (NS)
ns2.us.opalstack.com
ns3.us.opalstack.com
ns1.us.opalstack.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.opalstack.com ~all
📊 DNS lookups: 1/10
~ 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
✓ 1 found
dkim._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: dkim
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- google-site-verification=sacC-BGD0ABwsXT81GFeWZhzW4m80egTHJFv9T4IuLc
- SPFv=spf1 include:spf.opalstack.com ~all
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