rubellistudio.com

Valid Email Server
Domain Lookup › rubellistudio.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
rubellistudio.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-22 00:10:59 UTC · ↺ Refresh

MX Hostnames

  • esva.agpsrl.it
  • esva.netechsrl.it

MX Priorities

  • esva.netechsrl.it: 10
  • esva.agpsrl.it: 10

A / AAAA Records

No A/AAAA records found.

Mail Server IPs

  • 212.78.1.21 ↩ esva.netechsrl.it
  • 212.78.1.22 ↩ esva.agpsrl.it

SOA Record

Raw SOA ns-310.awsdns-38.com awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-310.awsdns-38.com
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns-310.awsdns-38.com
ns-657.awsdns-18.net
ns-1460.awsdns-54.org
ns-1584.awsdns-06.co.uk

SPF Record

✓ Strict (-all)
v=spf1 ip4:89.202.147.35/32 ip4:195.81.180.12/32 ip4:151.11.136.220/32 ip4:212.78.1.21/32 ip4:212.78.1.22/32 include:spf.protection.outlook.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

✓ 3 found
selector1._domainkey
selector2._domainkey
k1._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: selector1

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

All TXT Records

5 records
  • SPFv=spf1 ip4:89.202.147.35/32 ip4:195.81.180.12/32 ip4:151.11.136.220/32 ip4:212.78.1.21/32 ip4:212.78.1.22/32 include:spf.protection.outlook.com -all
  • MS=ms59583483
  • dhhhnka8fi6lscc1kvbjrkk22k
  • have-i-been-pwned-verification=dweb_1azp9fha6ty4d06i30gfhggj
  • noge3ivtvmk7mj8cibn0lui5lo
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