peakusg.com

Valid Email Server
Domain Lookup › peakusg.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
peakusg.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-04-03 19:22:17 UTC · ↺ Refresh

MX Hostnames

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

MX Priorities

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

A / AAAA Records

  • 141.193.213.11 (no PTR)
  • 141.193.213.10 (no PTR)

Mail Server IPs

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

SOA Record

Raw SOA ns47.domaincontrol.com dns.jomax.net 2025082600 28800 7200 604800 600
Primary NS (mname)
ns47.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2025082600
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s

Nameservers (NS)

ns47.domaincontrol.com
ns48.domaincontrol.com

SPF Record

✓ Strict (-all)
v=spf1 +a +mx +ip4:212.54.155.58 +ip4:74.213.141.250 +ip4:207.70.31.48/28 +ip4:149.72.147.186 +ip4:167.89.101.239 a:bo.isnetworld.com include:us._netblocks.mimecast.com include:spf.protection.outlook.com include:spfus.rocketseed.com include:_spf.ultipro.com include:mailgun.org include:_spf.samanage.com -all
📊 DNS lookups: 9/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)

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

4 records
  • zn/xAZZwweFyZGmg91CdL+BnIkDPq3tjSGHtgFDDcNp7PevUseRrjONaSRsAjCNWMxIhiIRYHMrykqeqwLqbXQ==
  • bw=zCmSyHPqyvAXkZ0xHgJwGBtyjYfdj33Q024WcgpGQg48
  • solarwinds-service0desk-verification=881ae39e0fb6d488ab050eacd0abb3b7
  • SPFv=spf1 +a +mx +ip4:212.54.155.58 +ip4:74.213.141.250 +ip4:207.70.31.48/28 +ip4:149.72.147.186 +ip4:167.89.101.239 a:bo.isnetworld.com include:us._netblocks.mimecast.com include:spf.protection.outlook.com include:spfus.rocketseed.com include:_spf.ultipro.com include:mailgun.org include:_spf.samanage.com -all
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