verizonbusiness.com

Valid Email Server
Domain Lookup › verizonbusiness.com

Domain Overview

DNS: ✓ 20d ago Checker: ✓ 20d ago
verizonbusiness.com
Yes
✓ Yes
Proofpoint
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-05-21 10:32:19 UTC · ↺ Refresh

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MX Hostnames

  • mxb-0024a201.gslb.pphosted.com
  • mxa-0024a201.gslb.pphosted.com

MX Priorities

  • mxa-0024a201.gslb.pphosted.com: 15
  • mxb-0024a201.gslb.pphosted.com: 15

A / AAAA Records

  • 35.164.216.153 ↩ ec2-35-164-216-153.us-west-2.compute.amazonaws.com

Mail Server IPs

  • 148.163.149.93 ↩ mx0a-0024a201.pphosted.com

SOA Record

Raw SOA auth-ns1.verizonbusiness.com hostmaster.verizonbusiness.com 39125 600 600 1555200 300
Primary NS (mname)
auth-ns1.verizonbusiness.com
Admin Email (rname)
hostmaster@verizonbusiness.com
Serial
39125
Refresh
600s
Retry
600s
Expire
1555200s
Minimum TTL
300s

Nameservers (NS)

auth50.ns.uu.net
auth61.ns.uu.net
auth210.ns.uu.net
auth-ns1.verizonbusiness.com
auth200.ns.uu.net
auth-ns2.verizonbusiness.com
auth01.ns.uu.net

SPF Record

✓ Strict (-all)
v=spf1 ip4:137.188.0.0/16 ip4:63.27.6.0/24 include:spf-0024a201.pphosted.com include:spf.intl.verizon.com include:spf.messagelabs.com include:sge.net include:cybertrust.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine; sp=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; rf=afrf; pct=100
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: quarantine

DKIM Selectors

✗ None detected

No DKIM records found for common selectors — your provider may use a custom selector name.

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

8 records
  • h9mpn0zcdrs7rgrtngmgk2j7z32vfnng
  • google-site-verification=264ghJm3mAFzaVF4t9dXQd6N4rHcHK7tJrl16boXVac
  • _yuth1zve31lyrnahuner8o3znwc8rtr
  • MS=ms81157794
  • smartsheet-site-validation=e9QGbmNdybMbcHK4yBiI5tBaYm3ZKLVO
  • _36pekl8f83y08ze6tmx8jwirume7p28
  • SPFv=spf1 ip4:137.188.0.0/16 ip4:63.27.6.0/24 include:spf-0024a201.pphosted.com include:spf.intl.verizon.com include:spf.messagelabs.com include:sge.net include:cybertrust.com -all
  • _ymk3vafwy8dzfvr7v12b58yayxpw12o
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