Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
carahsoft.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-29 09:18:53 UTC · ↺ Refresh
MX Hostnames
- mx12.trustedmailservers.com
- mx13.trustedmailservers.com
MX Priorities
- mx12.trustedmailservers.com: 10
- mx13.trustedmailservers.com: 10
A / AAAA Records
- 38.135.93.90 (no PTR)
- 2620:3e:a000:40::6 (no PTR)
Mail Server IPs
- 38.135.93.54 ↩ mx12.trustedmailservers.com
- 38.135.93.56 ↩ mx13.trustedmailservers.com
SOA Record
Raw SOA
ns11.constellix.com dns.constellix.com 2015010413 43200 3600 1209600 180
Primary NS (mname)
ns11.constellix.com
Admin Email (rname)
dns@constellix.com
Serial
2015010413
Refresh
43200s
Retry
3600s
Expire
1209600s
Minimum TTL
180s
Nameservers (NS)
ns11.constellix.com
ns21.constellix.com
ns31.constellix.com
ns41.constellix.net
ns51.constellix.net
ns61.constellix.net
SPF Record
✓ Soft Fail (~all)
v=spf1 include:%{i}._ip.%{h}._ehlo.%{d}._spf.vali.email ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; fo=1; ri=3600
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 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
1 record- SPFv=spf1 include:%{i}._ip.%{h}._ehlo.%{d}._spf.vali.email ~all
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