Domain Overview
DNS: ✓ 11h ago
Checker: ✓ 11h ago
reactiv.com.mx
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-07-01 04:58:11 UTC · ↺ Refresh
MX Hostnames
- mx01.1and1.mx
- mx00.1and1.mx
MX Priorities
- mx01.1and1.mx: 10
- mx00.1and1.mx: 10
A / AAAA Records
- 74.208.244.109 (no PTR)
Mail Server IPs
- 74.208.5.21 ↩ mx01.perfora.net
- 74.208.5.3 ↩ mx00.perfora.net
SOA Record
Raw SOA
ns1045.ui-dns.com hostmaster.1und1.com 2017060193 28800 7200 604800 600
Primary NS (mname)
ns1045.ui-dns.com
Admin Email (rname)
hostmaster@1und1.com
Serial
2017060193
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns1045.ui-dns.org
ns1045.ui-dns.com
ns1045.ui-dns.biz
ns1045.ui-dns.de
SPF Record
✓ Soft Fail (~all)
v=spf1 include:_spf.perfora.net include:_spf.kundenserver.de ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✗ None detectedNo 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
5 records- zoho-verification=zb21141463.zmverify.zoho.com
- google-site-verification=koJDy-3gj3nHWdYlwUdDfWOmnFxfCwEUDTlecztuKEY
- SPFv=spf1 include:_spf.perfora.net include:_spf.kundenserver.de ~all
- brevo-code:1f8b539303b27d800fba6a212b360b46
- v=verifydomain MS=2198753
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