institutodeestudiosintegrales.com

Valid Email Server
Domain Lookup › institutodeestudiosintegrales.com
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
institutodeestudiosintegrales.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-09-23 01:45:03 UTC · ↺ Refresh

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MX Hostnames

  • mx1.institutodeestudiosintegrales.com
  • _dc-mx.f41d7ca66b15.institutodeestudiosintegrales.com

MX Priorities

  • mx1.institutodeestudiosintegrales.com: 20
  • _dc-mx.f41d7ca66b15.institutodeestudiosintegrales.com: 0

A / AAAA Records

  • 172.67.214.87 (no PTR)
  • 104.21.35.63 (no PTR)
  • 2606:4700:3037::6815:233f (no PTR)
  • 2606:4700:3037::ac43:d657 (no PTR)

Mail Server IPs

  • 200.58.122.206 ↩ mxbkp.hostmar.com
  • 200.58.111.39 ↩ c170.dattaweb.com
  • 2800:6c0:2::8c ↩ c170.dattaweb.com

SOA Record

Raw SOA cheryl.ns.cloudflare.com dns.cloudflare.com 2414255373 10000 2400 604800 1800
Primary NS (mname)
cheryl.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2414255373
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

cheryl.ns.cloudflare.com
uriah.ns.cloudflare.com

SPF Record

✓ Strict (-all)
v=spf1 include:spf.hostmar.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✓ 1 found
mail._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: mail

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

All TXT Records

1 record
  • SPFv=spf1 include:spf.hostmar.com -all
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