prrbiz.com

Valid Email Server
Domain Lookup › prrbiz.com
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
prrbiz.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-09-23 00:11:40 UTC · ↺ Refresh

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MX Hostnames

  • us-smtp-inbound-2.mimecast.com
  • us-smtp-inbound-1.mimecast.com

MX Priorities

  • us-smtp-inbound-1.mimecast.com: 5
  • us-smtp-inbound-2.mimecast.com: 5

A / AAAA Records

  • 198.202.211.1 (no PTR)

Mail Server IPs

  • 170.10.132.242 ↩ us-smtp-inbound-1.mimecast.com
  • 170.10.128.242 ↩ us-smtp-inbound-1.mimecast.com
  • 170.10.128.141 ↩ us-smtp-inbound-2.mimecast.com
  • 170.10.128.221 ↩ us-smtp-inbound-2.mimecast.com
  • 170.10.132.221 ↩ us-smtp-inbound-2.mimecast.com
  • 170.10.132.141 ↩ us-smtp-inbound-2.mimecast.com

SOA Record

Raw SOA bonnie.ns.cloudflare.com dns.cloudflare.com 2415585615 10000 2400 604800 1800
Primary NS (mname)
bonnie.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2415585615
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

bonnie.ns.cloudflare.com
jeremy.ns.cloudflare.com

SPF Record

✓ Soft Fail (~all)
v=spf1 ip4:167.89.11.197/32 include:_netblocks.mimecast.com include:spf.protection.outlook.com include:spf.happyfox.com ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected]; fo=1
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]

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

9 records
  • 33t8ellfm0tac9eh4ufe3kq73b
  • Foxit-domain-verification=eef72bdb9042ec4d5aac6762afa3fec0
  • MS=ms66188802
  • anthropic-domain-verification-z7vh7h=5blkQLJNfFESCKfCzBtqX7ZkG
  • canva-site-verification=UzBNc92wRsCXYWRaGmC5IA
  • google-site-verification=OktD-9nvrBTK6W462oLO4Z54MkxoM6VIRbY1J0GcjDQ
  • google-site-verification=R2xMBxgv5rj7si89fcTwM-_9oUK_8KYasLoV9PzA-9g
  • SPFv=spf1 ip4:167.89.11.197/32 include:_netblocks.mimecast.com include:spf.protection.outlook.com include:spf.happyfox.com ~all
  • 176c9671a992df1f4a2f2920f6f474b8
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