Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sterlingorganization.com
Yes
✓ Yes
Proofpoint
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-28 15:03:24 UTC · ↺ Refresh
MX Hostnames
- mxb-00322f01.gslb.pphosted.com
- mxa-00322f01.gslb.pphosted.com
MX Priorities
- mxa-00322f01.gslb.pphosted.com: 0
- mxb-00322f01.gslb.pphosted.com: 0
A / AAAA Records
- 23.185.0.2 (no PTR)
- 2620:12a:8001::2 (no PTR)
- 2620:12a:8000::2 (no PTR)
Mail Server IPs
- 148.163.141.14 ↩ mx0b-00322f01.pphosted.com
SOA Record
Raw SOA
ns1.dnsexit.com admin.netdorm.com 2000060701 86000 180000 1814400 1200
Primary NS (mname)
ns1.dnsexit.com
Admin Email (rname)
admin@netdorm.com
Serial
2000060701
Refresh
86000s
Retry
180000s
Expire
1814400s
Minimum TTL
1200s
Nameservers (NS)
ns3.dnsexit.com
ns4.dnsexit.com
ns1.dnsexit.com
ns2.dnsexit.com
SPF Record
✓ Strict (-all)
v=spf1 a include:spf-00322f01.pphosted.com include:spf.mandrillapp.com include:emailus.freshservice.com include:asp-spf1.yardi.com ip4:208.117.60.150/32 a:smtp1.rltrac.com include:spf.mailjet.com -all
📊 DNS lookups: 7/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; sp=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
k1._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
12 records- google-site-verification=PvRm9bGMLflVKGrBzV2uJQTXEmw-3fo1K8ybMX8jXXE
- apple-domain-verification=LCZHhgiHzmnISVXA
- SPFv=spf1 a include:spf-00322f01.pphosted.com include:spf.mandrillapp.com include:emailus.freshservice.com include:asp-spf1.yardi.com ip4:208.117.60.150/32 a:smtp1.rltrac.com include:spf.mailjet.com -all
- A+2+DeT8XfWQz2y+aTvhv/RCbtXwkwpMpDJBEpHq7DFK42o6GbTmj3GdtkfYSwHmVnTF9v73LLbuInW8hgtzvA==
- docusign=666f7ba6-361d-4bf9-a959-7cddadcf8756
- cisco-ci-domain-verification=f6d479db3916504852d02620242b3f30a164ac9fab9b0eabcaf5cfdcce60c05
- openai-domain-verification=dv-Wet1qvw6adbeO8IJ1gYim8zI
- dropbox-domain-verification=r1e3tmvpxg1t
- wrike-verification=NjQ4OTQ3NTpmYjVmZmQwZjFmNzg2YThlYWIyNDJkNjFiNmVjYzA1ODlmMDhmYjIyNjgyYTU1NzkyNzJhYTMzOTE0MWUzZDg3
- onetrust-domain-verification=e30279e827814b0dbe7ec1ffdbc3d3c1
- smartsheet-site-validation=Vjl-6VE9oLvm7Z1syG4OTts1CClffLyZ
- safetyculture-domain-verification=401ccd74-98ea-49f2-958f-4e3308c4a2f7
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 sterlingorganization.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits