Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
citynmb.com
Yes
✓ Yes
Proofpoint
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-25 20:33:24 UTC · ↺ Refresh
MX Hostnames
- mxa-00621f01.gslb.pphosted.com
- mxb-00621f01.gslb.pphosted.com
MX Priorities
- mxa-00621f01.gslb.pphosted.com: 0
- mxb-00621f01.gslb.pphosted.com: 0
A / AAAA Records
- 104.18.6.91 (no PTR)
Mail Server IPs
- 148.163.141.223 ↩ mx0b-00621f01.pphosted.com
SOA Record
Raw SOA
ns87.worldnic.com namehost.worldnic.com 125082013 10800 3600 604800 3600
Primary NS (mname)
ns87.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
125082013
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns88.worldnic.com
ns87.worldnic.com
SPF Record
✓ Soft Fail (~all)
v=spf1 a:dispatch-us.ppe-hosted.com include:spf.protection.outlook.com include:spf-00621f01.pphosted.com ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
10 records- duo_sso_verification=DnOA6b54wg878UteGLGAWJ3lwvGoh7kR92qZVahFDulVZnac3XNn0Xdgj8BF1P1k
- tb0fs9sahec44ik037jhh48aue
- cisco-ci-domain-verification=2a1d9cc14909980986aaec3a340e6f4bd7dcab1184f1fe9c7a009c80926b331d
- SPFv=spf1 a:dispatch-us.ppe-hosted.com include:spf.protection.outlook.com include:spf-00621f01.pphosted.com ~all
- google-site-verification=-yT3VVwXG4iBOUXoeB_VYrmbO_XRJN1yBt7xH0NtxOo
- dasa08qkgfcnhgalha87i58efv
- apple-domain-verification=6hko9h3SOVMxRh5V
- ppe-ddd0ce218100cb2229651db505362e7399ff6fe2
- Vu6oT0dNuKPg21k+Zfn+2AsLwrUDdD/EKJ1HjANNKisJ9/o0PiryR0k4GL+WczolxljGVWy/hDsBwNctWE6Ujw==
- MS=ms71686163
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