Domain Overview
DNS: ✓ 1mo ago
Checker: ✓ 1mo ago
gastechno.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-06 13:41:17 UTC · ↺ Refresh
MX Hostnames
- mail.gastechno.com
MX Priorities
- mail.gastechno.com: 10
A / AAAA Records
- 104.21.25.126 (no PTR)
- 172.67.134.60 (no PTR)
- 2606:4700:3033::ac43:863c (no PTR)
- 2606:4700:3031::6815:197e (no PTR)
Mail Server IPs
- 65.21.83.138 ↩ mail.gastechno.com
SOA Record
Raw SOA
santino.ns.cloudflare.com dns.cloudflare.com 2399852837 10000 2400 604800 1800
Primary NS (mname)
santino.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399852837
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
santino.ns.cloudflare.com
vera.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 redirect=_spf.gastechno.com
📊 DNS lookups: 1/10
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; adkim=s; aspf=s;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Strict
· DKIM alignment: Strict
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 6 found
google._domainkey
default._domainkey
mail._domainkey
dkim._domainkey
s1._domainkey
s2._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- google-site-verification=ZumQSblrhqCN5Rh3makHHJHsKNZdODnQts0ZSCYWHfo
- SPFv=spf1 redirect=_spf.gastechno.com
- google-site-verification=Cdtd3qzpzK0_zHfeJVBP2Z8sAL6QJ0REttaLoRYlz_c
Full email verification for gastechno.com
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