jbcnschool.edu.in

Valid Email Server
Domain Lookup › jbcnschool.edu.in

Domain Overview

DNS: ✓ 1h ago Checker: ✓ 1h ago
jbcnschool.edu.in
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-06-09 12:07:30 UTC · ↺ Refresh

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MX Hostnames

  • aspmx3.googlemail.com
  • aspmx.l.google.com
  • aspmx2.googlemail.com
  • alt1.aspmx.l.google.com
  • alt2.aspmx.l.google.com

MX Priorities

  • aspmx.l.google.com: 0
  • aspmx2.googlemail.com: 10
  • aspmx3.googlemail.com: 10
  • alt1.aspmx.l.google.com: 5
  • alt2.aspmx.l.google.com: 5

A / AAAA Records

  • 104.21.13.91 (no PTR)
  • 172.67.167.233 (no PTR)
  • 2606:4700:3031::6815:d5b (no PTR)
  • 2606:4700:3030::ac43:a7e9

Mail Server IPs

  • 192.178.155.27 ↩ yuiadrs-in-f27.1e100.net
  • 2607:f8b0:4004:c0b::1b ↩ bj-in-f27.1e100.net
  • 108.177.123.27 ↩ lcscld-in-f27.1e100.net
  • 2800:3f0:4003:c0f::1b (no PTR)
  • 172.253.116.27 ↩ dj-in-f27.1e100.net
  • 2a00:1450:400b:c02::1a ↩ dj-in-f26.1e100.net
  • 2a00:1450:400b:c02::1b ↩ dj-in-f27.1e100.net

SOA Record

Raw SOA mckenzie.ns.cloudflare.com dns.cloudflare.com 2406392842 10000 2400 604800 1800
Primary NS (mname)
mckenzie.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2406392842
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

mckenzie.ns.cloudflare.com
valentin.ns.cloudflare.com

SPF Record

✓ Soft Fail (~all)
v=spf1 +a +mx +ip4:66.117.5.245 include:_spf.google.com include:spf.sendinblue.com include:spf.mandrillapp.com +ip4:192.145.239.40 ~all
📊 DNS lookups: 5/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ p=none
v=DMARC1;p=none;sp=none;adkim=r;aspf=r;pct=50;fo=0;rf=afrf;ri=86400;rua=mailto:[email protected],mailto:[email protected]!10m;ruf=mailto:[email protected],mailto:[email protected]!10m
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]!10m
↳ Subdomain policy: none
⚠ Policy applies to 50% of failing messages only

DKIM Selectors

✓ 3 found
google._domainkey
default._domainkey
mail._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: google

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

3 records
  • SPFv=spf1 +a +mx +ip4:66.117.5.245 include:_spf.google.com include:spf.sendinblue.com include:spf.mandrillapp.com +ip4:192.145.239.40 ~all
  • Sendinblue-code:db8495c5b670b9ef2c78772d136f6782
  • google-site-verification=xDC77FdqVZZ6cskayrNVkOU2LSqUkLctCs2InJYUSN4
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