Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
greenbergglusker.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 18:14:04 UTC · ↺ Refresh
MX Hostnames
- us-smtp-inbound-1.mimecast.com
- us-smtp-inbound-2.mimecast.com
MX Priorities
- us-smtp-inbound-2.mimecast.com: 10
- us-smtp-inbound-1.mimecast.com: 10
A / AAAA Records
- 134.199.177.91 (no PTR)
Mail Server IPs
- 170.10.132.242 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.221 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.141 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.141 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.221 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.242 ↩ us-smtp-inbound-1.mimecast.com
SOA Record
Raw SOA
ns95.worldnic.com namehost.worldnic.com 126030715 10800 3600 604800 3600
Primary NS (mname)
ns95.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
126030715
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns96.worldnic.com
ns95.worldnic.com
SPF Record
✓ Strict (-all)
v=spf1 include:mailgun.org include:us._netblocks.mimecast.com ip4:68.181.100.229 include:mail.zendesk.com include:spf-westus.emailsignatures365.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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
9 records- dropbox-domain-verification=e57sz4pwrav3
- 7i5n277i7f1atdkb1o5cv6mush
- MS=AD37A445CB0CF9AD17950C147AE3306B90864EBA
- gnhg5mvd1tii8vfjv5bvbv2pgb
- duo_sso_verification=XYMmFAa3Z2W8cqcsm2yXb5s5G1055xJ2vz256WNhODsVGcZDaizF9vGenWEgDDcQ
- adobe-idp-site-verification=38414d51d5ba379bba3dbe048af0c5043e7a7599c31039826fc046d034016435
- SPFv=spf1 include:mailgun.org include:us._netblocks.mimecast.com ip4:68.181.100.229 include:mail.zendesk.com include:spf-westus.emailsignatures365.com -all
- ho5abc94jsq9tci1mh4umj90vt
- dmkja15n1ta9a5sam6861gmk11
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