Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
cbtulsa.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 09:52:16 UTC · ↺ Refresh
MX Hostnames
- mx2.emailsrvr.com
- mx1.emailsrvr.com
MX Priorities
- mx2.emailsrvr.com: 20
- mx1.emailsrvr.com: 10
A / AAAA Records
- 157.230.196.39 (no PTR)
Mail Server IPs
- 146.20.161.2 ↩ mx2.emailsrvr.com
- 173.203.187.1 ↩ mx1.emailsrvr.com
SOA Record
Raw SOA
ns1.tulsaconnect.com dnsadmin.tulsaconnect.com 2005121937 3600 1800 604800 21600
Primary NS (mname)
ns1.tulsaconnect.com
Admin Email (rname)
dnsadmin@tulsaconnect.com
Serial
2005121937
Refresh
3600s
Retry
1800s
Expire
604800s
Minimum TTL
21600s
Nameservers (NS)
ns1.tulsaconnect.com
ns2.tulsaconnect.com
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:50.31.40.129 ip4:198.37.147.104 include:spf.constantcontact.com include:emailsrvr.com include:_spf.smtp.com ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✗ None detectedNo 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
3 records- kb7svbuo9h451gu69q592hclkg
- SPFv=spf1 ip4:50.31.40.129 ip4:198.37.147.104 include:spf.constantcontact.com include:emailsrvr.com include:_spf.smtp.com ~all
- othp867f6cdv0t8e7ql2h8hb3o
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