isg.us

Valid Email Server
Domain Lookup › isg.us

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
isg.us
Yes
✓ Yes
Proofpoint
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-23 17:15:32 UTC · ↺ Refresh

MX Hostnames

  • mxb-004b1a01.gslb.pphosted.com
  • mxa-004b1a01.gslb.pphosted.com

MX Priorities

  • mxb-004b1a01.gslb.pphosted.com: 10
  • mxa-004b1a01.gslb.pphosted.com: 10

A / AAAA Records

  • 104.21.39.198 (no PTR)
  • 172.67.171.87 (no PTR)
  • 2606:4700:3031::6815:27c6 (no PTR)
  • 2606:4700:3033::ac43:ab57 (no PTR)

Mail Server IPs

  • 148.163.137.102 ↩ mx0b-004b1a01.pphosted.com
  • 205.220.160.1 ↩ mx0a-004b1a01.pphosted.com

SOA Record

Raw SOA hera.ns.cloudflare.com dns.cloudflare.com 2398945817 10000 2400 604800 1800
Primary NS (mname)
hera.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398945817
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

hera.ns.cloudflare.com
jake.ns.cloudflare.com

SPF Record

✓ Soft Fail (~all)
v=spf1 Include:spf-004b1a01.pphosted.com include:emsd1.com ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

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

6 records
  • google-site-verification=R-cpPnsJjoCj5pSqM2dMuBOxeX3r8Uvq-Ggrfs5u0MA
  • google-site-verification=yi7_TsoGB62NOq-wmy_91sp42RuRIANeqOUpvlHM8vc
  • ppe-58e68438a89e50d9a479
  • SPFv=spf1 Include:spf-004b1a01.pphosted.com include:emsd1.com ~all
  • brevo-code:6b4bee1bcfe715a5c7093862c1b4da5a
  • facebook-domain-verification=beo68dgtv6gu2ck0mh6gfo5rcnrjmo
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