Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
baltimoredevelopment.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-23 22:42:16 UTC · ↺ Refresh
MX Hostnames
- mail.baltimorecity.gov
MX Priorities
- mail.baltimorecity.gov: 10
A / AAAA Records
- 198.202.211.1 (no PTR)
Mail Server IPs
- 192.30.145.236 ↩ mail.baltimorecity.gov
- 192.30.145.248 ↩ mail.baltimorecity.gov
- 192.30.145.254 ↩ mail.baltimorecity.gov
- 192.30.145.250 ↩ mail.baltimorecity.gov
SOA Record
Raw SOA
ns53.worldnic.com namehost.worldnic.com 125121216 10800 3600 604800 3600
Primary NS (mname)
ns53.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
125121216
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns53.worldnic.com
ns54.worldnic.com
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; pct=10; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
⚠ Policy applies to 10% of failing messages only
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
9 records- f7d2rf27a7b8tnknopfqqcvr7b
- DspV8/NtvQTNMEZ/jihgt7UjiAMR2iQK86oLbwkJNF00toMndVHbLubNkUaMfRIydAJMGDNjQ73DM7g6U3NibQ==
- proxy-ssl.webflow.com
- SPFv=spf1 include:%{i}._ip.%{h}._ehlo.%{d}._spf.vali.email ~all
- 3PJSs8PwyHDh4pBYwgTmCbrZsM8oXHBa126uHXrRva6ykHAY2YpbFwvWb/+HCEfgQPWaZR5C2rYpFgWAaEM6ww==
- 3vnge1em79qp3o72f3qmkd5mnd
- knowbe4-site-verification=6ab144976ddfe96d54fa2e9d45373596
- nitro-verification-code=c2Q5OGQwZmE5MTU2ZWM5ZDk=
- DMARCv=DMARC1; p=quarantine; pct=10; fo=1; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected];
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 baltimoredevelopment.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits