Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
eastorange.k12.nj.us
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-28 06:19:04 UTC · ↺ Refresh
MX Hostnames
- eastorange-k12-nj-us.mail.protection.outlook.com.eastorange.k12.nj.us
- spamtitan1.eastorange.k12.nj.us.eastorange.k12.nj.us
- spamtitan2.eastorange.k12.nj.us.eastorange.k12.nj.us
- nbc.eastorange.k12.nj.us
- eastorange-k12-nj-us.mail.protection.outlook.com
MX Priorities
- eastorange-k12-nj-us.mail.protection.outlook.com: 0
- eastorange-k12-nj-us.mail.protection.outlook.com.eastorange.k12.nj.us: 3
- nbc.eastorange.k12.nj.us: 5
- spamtitan1.eastorange.k12.nj.us.eastorange.k12.nj.us: 0
- spamtitan2.eastorange.k12.nj.us.eastorange.k12.nj.us: 0
A / AAAA Records
- 104.18.190.233 (no PTR)
- 104.16.158.133
- 104.16.159.133
- 104.18.189.233
Mail Server IPs
- 52.101.50.4 ↩ mail-co1pr03cu00404.inbound.protection.outlook.com
- 52.101.194.19 ↩ mail-ch5pr02cu00303.inbound.protection.outlook.com
- 52.101.41.6 ↩ mail-sj0pr03cu01406.inbound.protection.outlook.com
- 52.101.9.2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
- 2a01:111:f403:f805::1 ↩ mail-co1pr03cu00301.inbound.protection.outlook.com
- 2a01:111:f403:f90f::1 ↩ mail-sa9pr04cu00201.inbound.protection.outlook.com
- 2a01:111:f403:c931:: ↩ mail-sn1pr02cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c946:: ↩ mail-ch5pr02cu00200.inbound.protection.outlook.com
- 50.225.226.240 ↩ nbc.eastorange.k12.nj.us
SOA Record
Raw SOA
mmhm.comcastbusiness.net hostmaster.eastorange.k12.nj.us 2024030105 7200 3600 3600 3600
Primary NS (mname)
mmhm.comcastbusiness.net
Admin Email (rname)
hostmaster@eastorange.k12.nj.us
Serial
2024030105
Refresh
7200s
Retry
3600s
Expire
3600s
Minimum TTL
3600s
Nameservers (NS)
ns3.comcastbusiness.net
ns4.comcastbusiness.net
ns5.comcastbusiness.net
ns1.comcastbusiness.net
ns2.comcastbusiness.net
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:customerspf.schoolmessenger.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 13 found
google._domainkey
selector1._domainkey
selector2._domainkey
default._domainkey
mail._domainkey
dkim._domainkey
k1._domainkey
s1._domainkey
s2._domainkey
zoho._domainkey
sendgrid._domainkey
mxvault._domainkey
amazonses._domainkey
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
8 records- MS=A5936A0DCAB04FF5785411EBE766702B08B026DA
- DMARCv=DMARC1; p=none; rua=mailto:[email protected]
- Pab3wYXKLrcavEzgPi7x+A73K3CQItu3NzNo5Aa4IMwEkuyWArN6SsMocqvPijkWJJf0XvnSTSeLBvSqVgr38A==
- SPFv=spf1 include:spf.protection.outlook.com include:customerspf.schoolmessenger.com -all
- cisco-ci-domain-verification=2840594b1aaaf79fd8b62f393a3bbf7bdd052f76f6050d1ef0241dd1c7097a9c
- duo_sso_verification=IT8knLKpavsgUzEyqjPVdJDO4dheb7phS1GfTxqFbkAivj5iRjZ21ZYEoxljXoqd
- apple-domain-verification=SGX0WKEpVl3Rj7qr
- apple-domain-verification=WioCtExqf4z05Cwr
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 eastorange.k12.nj.us
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits