rockdale.k12.ga.us

Valid Email Server
Domain Lookup › rockdale.k12.ga.us

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
rockdale.k12.ga.us
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-22 22:28:29 UTC · ↺ Refresh

Add email validation to your forms — free

Add our free script to block 10,000+ disposable domains + perform other checks. No signup, unlimited checks.

MX validation Disposable detection Role accounts
Add to your signup form
<script src="https://check.verifyswift.com/"></script>
One line · No registration · See full docs & demo → · Customize →

MX Hostnames

  • rockdale-k12-ga-us.mail.protection.outlook.com

MX Priorities

  • rockdale-k12-ga-us.mail.protection.outlook.com: 0

A / AAAA Records

  • 168.9.40.129 ↩ rockdale.k12.ga.us
  • 216.77.97.0 (no PTR)

Mail Server IPs

  • 52.101.41.4 ↩ mail-sj2pr05cu00204.inbound.protection.outlook.com
  • 52.101.8.42 ↩ mail-dm6pr03cu00402.inbound.protection.outlook.com
  • 52.101.40.1 ↩ mail-cy4pr03cu00101.inbound.protection.outlook.com
  • 52.101.41.21 ↩ mail-sj2pr05cu00305.inbound.protection.outlook.com
  • 2a01:111:f403:c902::5 ↩ mail-sj2pr05cu00505.inbound.protection.outlook.com
  • 2a01:111:f403:c902::16 ↩ mail-byapr04cu00306.inbound.protection.outlook.com
  • 2a01:111:f403:f901::2 ↩ mail-bl2pr02cu00402.inbound.protection.outlook.com
  • 2a01:111:f403:c902:: ↩ mail-sj2pr05cu00300.inbound.protection.outlook.com

SOA Record

Raw SOA ddimaster.bor.usg.edu hostmaster.usg.edu 658752557 600 180 3600000 3600
Primary NS (mname)
ddimaster.bor.usg.edu
Admin Email (rname)
hostmaster@usg.edu
Serial
658752557
Refresh
600s
Retry
180s
Expire
3600000s
Minimum TTL
3600s

Nameservers (NS)

ns1.usg.edu
ns4.usg.edu
dns207.rockdale.k12.ga.us
ns3.usg.edu
ns2.usg.edu

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:customerspf.schoolmessenger.com include:mailgun.org -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; sp=none; ri=86400
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none

DKIM Selectors

✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 216 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

13 records
  • adobe-sign-verification=33c20444d73421ac60e67a49f2baebd2
  • contractworksverify=mfNx786GvFYP3Xz
  • eooonh0guqnluug32pkvlo0nh4
  • include:customerspf.schoolmessenger.com
  • 3600 IN TXT adobe-idp-site-verification=3b519d59466e002aafddd329469e1b48ec700368a1e3db160f9df46cbe9f0f2c
  • Mosyle-verification-1749749413
  • 3ff65207-da1c-4702-96b8-1eacef8e95eb
  • apple-domain-verification=hBk63yZ61liDEMcb
  • xZUEgm4T
  • SPFv=spf1 include:spf.protection.outlook.com include:customerspf.schoolmessenger.com include:mailgun.org -all
  • 44uavsgf0v19obkb8nagoanndf
  • adobe-idp-site-verification=3b519d59466e002aafddd329469e1b48ec700368a1e3db160f9df46cbe9f0f2c
  • C5qUKqiI+1FzwCvxcaN9bw74ZinAldxVqz4PK89Tk5pR8e+E8hKSfkQw8KRZvbYC7AwL3eCjj7CH+JGkdDqRBA==
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 · Customize →
See demo & docs
Deep verification
Full email verification for rockdale.k12.ga.us

SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.

No credit card required
Get 1,000 Free Credits