tnb.com.my

Valid Email Server
Domain Lookup › tnb.com.my

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
tnb.com.my
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-22 08:51:04 UTC · ↺ Refresh

MX Hostnames

  • tnbmxlb01.tnb.com.my
  • tnbmxlb02.tnb.com.my
  • tnbmxlb04.tnb.com.my
  • tnbmxlb03.tnb.com.my

MX Priorities

  • tnbmxlb01.tnb.com.my: 10
  • tnbmxlb03.tnb.com.my: 10
  • tnbmxlb02.tnb.com.my: 10
  • tnbmxlb04.tnb.com.my: 10

A / AAAA Records

  • 103.154.14.171 ↩ tnb.com.my

Mail Server IPs

  • 103.154.14.46 ↩ tnbmxlb02.tnb.com.my
  • 103.154.14.49 ↩ mx02.globalpowerenerji.com

SOA Record

Raw SOA gm.tnb.com please_set_email.absolutely.nowhere 385 600 1800 604800 900
Primary NS (mname)
gm.tnb.com
Admin Email (rname)
please_set_email@absolutely.nowhere
Serial
385
Refresh
600s
Retry
1800s
Expire
604800s
Minimum TTL
900s

Nameservers (NS)

ns3.tnb.com.my
ns1.tnb.com.my
ns2.tnb.com.my

SPF Record

✓ Soft Fail (~all)
v=spf1 ip4:58.26.54.218 ip4:202.190.48.222 ip4:58.26.54.217 ip4:58.26.54.219 ip4:202.190.48.217 ip4:202.190.48.218 ip4:202.190.48.219 ip4:58.26.54.216 ip4:58.26.54.133 ip4:202.190.48.72 ip4:203.121.43.25 ip4:210.80.140.141 ip4:210.80.140.142 ip4:103.154.14.57 ip4:103.154.14.58 ip4:103.154.14.46 ip4:103.154.14.48 ip4:103.154.14.49 ip4:103.154.14.45 ip4:202.190.48.10 ip4:103.154.14.47 ip4:103.154.15.81 ip4:103.154.15.82 ip4:103.154.15.89 ip4:103.154.15.98 ip4:103.154.15.83 ip4:103.154.15.84 ~all
📊 DNS lookups: 0/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ p=none
v=DMARC1;p=none;sp=none;adkim=r;fo=1;ri=86400;rua=mailto:[email protected],mailto:[email protected];ruf=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
↳ Subdomain policy: none

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
  • duo_sso_verification=dC9ArMEEgWTiGuGPPkUCGBElYorzYLr3vMcDa9jqoOkaHqdLQiIqdNBEJ1ISnQQJ
  • _ww8f9ftyrg36gy4sh2r9x604oqgj4pd
  • SPFv=spf1 ip4:58.26.54.218 ip4:202.190.48.222 ip4:58.26.54.217 ip4:58.26.54.219 ip4:202.190.48.217 ip4:202.190.48.218 ip4:202.190.48.219 ip4:58.26.54.216 ip4:58.26.54.133 ip4:202.190.48.72 ip4:203.121.43.25 ip4:210.80.140.141 ip4:210.80.140.142 ip4:103.154.14.57 ip4:103.154.14.58 ip4:103.154.14.46 ip4:103.154.14.48 ip4:103.154.14.49 ip4:103.154.14.45 ip4:202.190.48.10 ip4:103.154.14.47 ip4:103.154.15.81 ip4:103.154.15.82 ip4:103.154.15.89 ip4:103.154.15.98 ip4:103.154.15.83 ip4:103.154.15.84 ~all
  • ciscocidomainverification=148019bef36d3121bda99c74515f9303249cc560acc8a8e62807eb5205926b0b
  • MS=ms43942184
  • workplace-domain-verification=f137c3a3-c53a-4e68-b974-a1322aec06f6MS=8618BDA727BED627DF8F4182B943D9402B254B78MS=ms15927727
  • google-gws-recovery-domain-verification=44099643
  • google-site-verification=OSnAWwM5q2e-bfEH6u2zXBYAHo9Flv2XN7KH0qPsOtQ
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