nisource.com

Valid Email Server
Domain Lookup › nisource.com

Domain Overview

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

Checked via [email protected] · 2026-03-26 05:38:05 UTC · ↺ Refresh

MX Hostnames

  • mxa-00206302.gslb.pphosted.com
  • mxb-00206302.gslb.pphosted.com

MX Priorities

  • mxb-00206302.gslb.pphosted.com: 10
  • mxa-00206302.gslb.pphosted.com: 10

A / AAAA Records

  • 159.60.128.75 (no PTR)

Mail Server IPs

  • 148.163.159.104 ↩ mx0b-00206302.pphosted.com

SOA Record

Raw SOA intns2.nisource.com dns.nisource.com 2009024203 10800 3600 2419200 900
Primary NS (mname)
intns2.nisource.com
Admin Email (rname)
dns@nisource.com
Serial
2009024203
Refresh
10800s
Retry
3600s
Expire
2419200s
Minimum TTL
900s

Nameservers (NS)

intns1.nisource.com
intns2.nisource.com

SPF Record

✓ Soft Fail (~all)
v=spf1 include:spf-00206302.pphosted.com include:spf.salesforce.com include:rnmk.com include:spf2.nisource.com ip4:43.228.187.74 ip4:199.125.55.10 ip4:199.48.5.2 ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✓ Reject
v=DMARC1;p=reject;fo=1;rua=mailto:[email protected];ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 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

12 records
  • docusign=3ba92dc6-30e7-49df-ace4-90740796d8bc
  • autodesk-domain-verification=RHuyjb02vRSOgQToukgH
  • duo_sso_verification=wzST9XuZsprScnrl2PMbIo6uYCrYqORtB70W5lRkUmt5bba6Lfm9LmKqes8OX9a8
  • SPFv=spf1 include:spf-00206302.pphosted.com include:spf.salesforce.com include:rnmk.com include:spf2.nisource.com ip4:43.228.187.74 ip4:199.125.55.10 ip4:199.48.5.2 ~all
  • adobe-idp-site-verification=0854d33c-23b8-4fd9-8690-899c1368f557
  • adobe-idp-site-verification=097748b8-8c1c-4322-9c53-2a72a364b208
  • MS=C60003F8854264992FABC128BB29B464F53AD87D
  • atlassian-domain-verification=C4h9bT4rNlQI6oAmcygs7CWLtdn5wgB8Vm2osNoyM98uzC261FGIXC4Axo9RcKWa
  • webexdomainverification.3Y8AH=89033dce-fccd-413b-9073-a832582dda37
  • docusign=7245e58a-ad7e-4c57-a8de-7ecd06f02b4c
  • apple-domain-verification=Ku2poYr5kf0joMTH
  • google-site-verification=4KA5ycB-qC5v6MKmwAJAYIDdTufQjyVxUZitft9eW-A
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