Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
cityofcarrollton.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-19 20:42:44 UTC · ↺ Refresh
MX Hostnames
- cityofcarrollton-com.mail.protection.outlook.com
MX Priorities
- cityofcarrollton-com.mail.protection.outlook.com: 0
A / AAAA Records
- 135.84.124.41 (no PTR)
Mail Server IPs
- 52.101.8.50 ↩ mail-dm6pr09cu00202.inbound.protection.outlook.com
- 52.101.11.12 ↩ mail-sa9pr09cu00104.inbound.protection.outlook.com
- 52.101.9.19 ↩ mail-blapr09cu00103.inbound.protection.outlook.com
- 52.101.8.52 ↩ mail-ds0pr09cu00104.inbound.protection.outlook.com
- 2a01:111:f403:f900::1 ↩ mail-blapr09cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f90e::1 ↩ mail-sa9pr09cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f904::1 ↩ mail-ds0pr09cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f904:: ↩ mail-dm6pr09cu00200.inbound.protection.outlook.com
SOA Record
Raw SOA
ns03.domaincontrol.com dns.jomax.net 2026030200 28800 7200 604800 600
Primary NS (mname)
ns03.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2026030200
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns04.domaincontrol.com
ns03.domaincontrol.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:98.6.104.60 ip4:209.112.110.60 ip4:149.72.231.47 ip4:209.112.110.25 include:spf.protection.outlook.com include:spf.mailjet.com include:spf-us.appmail.granicusgovaccess.net include:_spf.psm.knowbe4.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
14 records- bw=h4UTwdeiEU5Bo01nZ0Tcm06lk9wP4iOjPKibNyKZUs3r
- MS=ms59055587
- 0a4460d7f768b5f861f9682228bbc438d0e4f71f9cf2be9f54ee70c6587e7501
- 24A07F46D6C3947A49F59B80CDDB4DE1.18F1BA3850A30DB1B9A76FBA5EC0CC04.4bcd0d0c6895a26.comodoca.com
- atlassian-domain-verification=8qyJwLALYE5narCcprXh0mvgHJ9OAYIAj/yVdTebQf5G9aYVCYX4tJreI/lwaWur
- amazon-business-verification=89d939060ccbe0d2f9d688d67bb35365f5be316034b4c8a194574d4654d26514
- C7DCEE3AA323FECAF4B4446909758759.0075D17F052C058B38BB57002A253959.4df48d43f532bf1.comodoca.com
- docusign=f7b46d2f-43cf-4cab-97af-fd46c6226d7c
- atlassian-domain-verification=5ee19lmPO11BAFDNdnA4XZQmYw4j9b7gozd0/1mtfUyiYL7XjTRURMaqiBjPKj6E
- zoho-verification=zb77870319.zmverify.zoho.com
- arcules-domain-verification=4NbhR8Sm6kRi5OPSQhiJ8SiCc16au3HsqALt0SW2AuU
- SPFv=spf1 ip4:98.6.104.60 ip4:209.112.110.60 ip4:149.72.231.47 ip4:209.112.110.25 include:spf.protection.outlook.com include:spf.mailjet.com include:spf-us.appmail.granicusgovaccess.net include:_spf.psm.knowbe4.com -all
- apple-domain-verification=6hGhQjnueiAF0GOD
- smartsheet-site-validation=aOf85yFLOq4V0hXHa-VJmELk_3U03NbQ
Free · No signup required
Add email validation to your forms
Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.
<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site
See demo & docs
Deep verification
Full email verification for cityofcarrollton.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits