Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
cbtarchitects.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 14:15:43 UTC · ↺ Refresh
MX Hostnames
- us-smtp-inbound-2.mimecast.com
- us-smtp-inbound-1.mimecast.com
MX Priorities
- us-smtp-inbound-1.mimecast.com: 10
- us-smtp-inbound-2.mimecast.com: 10
A / AAAA Records
- 107.181.182.22 ↩ srv1.cbtarchitects.com
Mail Server IPs
- 170.10.132.242 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.242 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.221 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.141 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.141 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.221 ↩ us-smtp-inbound-2.mimecast.com
SOA Record
Raw SOA
ns27.worldnic.com namehost.worldnic.com 125121115 10800 3600 604800 3600
Primary NS (mname)
ns27.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
125121115
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns27.worldnic.com
ns28.worldnic.com
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:131.239.14.82/28 include:us._netblocks.mimecast.com include:mail.zendesk.com include:sendgrid.net include:_spf.e2ma.net ip4:23.21.109.197 ip4:23.21.109.212 ip4:147.160.167.0/26 ip4:34.203.165.182 ip4:52.203.186.142 ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected];
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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
10 records- e2ma-verification=4ipgb
- 6folc3dvd6i3g4m36ih6gjud2m
- FgMGmFXth9suyOxZsmZmvFfQZpEfPuuMmwxx8mwfhscPo/+fag/+lXIhQNv8DR7yBnRcsykFjdGyIoKuxDH+Gg==
- dmlb1jeo463iv7sgb5qedjdubs
- 0ed1fe018a2dce23d4ea7d49dc93106b7289810df8
- A798C9356B78E983BBD57B999A11C9587C8B3791
- e2ma-verification=97pab
- miro-verification=8e79835ef42f16ccc079267f28585ea39d057df5
- AukiwiirwWdcU8usAjexkR+gr3Jueh+FVf+gvqfBzI6G0WIqfc0u53cDbUPQa5s01CFFtgXsnOZJYDRnMmERbQ==
- SPFv=spf1 ip4:131.239.14.82/28 include:us._netblocks.mimecast.com include:mail.zendesk.com include:sendgrid.net include:_spf.e2ma.net ip4:23.21.109.197 ip4:23.21.109.212 ip4:147.160.167.0/26 ip4:34.203.165.182 ip4:52.203.186.142 ~all
Full email verification for cbtarchitects.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits