Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
firstbanktexas.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 01:17:55 UTC · ↺ Refresh
MX Hostnames
- dc2-mail.umb.com
- mail.umb.com
- toc-mail.umb.com
MX Priorities
- dc2-mail.umb.com: 10
- toc-mail.umb.com: 10
- mail.umb.com: 30
A / AAAA Records
- 23.185.0.4 (no PTR)
- 2620:12a:8000::4 (no PTR)
- 2620:12a:8001::4 (no PTR)
Mail Server IPs
- 198.135.226.43 ↩ dc2-mail.umb.com
- 198.153.253.80 ↩ toc-mail.umb.com
SOA Record
Raw SOA
ns10.umb.com dnsadm.umb.com 18 10800 3600 604800 900
Primary NS (mname)
ns10.umb.com
Admin Email (rname)
dnsadm@umb.com
Serial
18
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
900s
Nameservers (NS)
ns30.umb.com
ns10.umb.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spf-primary.htlf.com include:spf-secondary.htlf.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected];
⚠ p=none — monitoring only, no enforcement
📋 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
7 records- SFMC-lwyz0pi7JMByiNAXcXV85PT05jHEMarLcLM6fkCC
- spycloud-domain-verification=9488664b-fecc-4ade-9ca6-82082efcd4b5
- adobe-idp-site-verification=9a4833dac2a1dd65ab024fc380a15f2f6de1ec3318762b9ffbfaa07eb19a8cf1
- docusign=fce6e97e-bbf5-4743-aace-22cb28b5e7d6
- MS=ms64151121
- SPFv=spf1 include:spf.protection.outlook.com include:spf-primary.htlf.com include:spf-secondary.htlf.com -all
- _4tjsvjwx2qcs8u8tcxq08r0g4toyks2
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