Domain Overview
DNS: ✓ 3d ago
Checker: ✓ 3d ago
rosenberghvac.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-18 05:29:16 UTC · ↺ Refresh
MX Hostnames
- us-smtp-inbound-2.mimecast.com
- us-smtp-inbound-1.mimecast.com
MX Priorities
- us-smtp-inbound-1.mimecast.com: 0
- us-smtp-inbound-2.mimecast.com: 10
A / AAAA Records
- 172.67.201.198 (no PTR)
- 104.21.74.101 (no PTR)
- 2606:4700:3037::ac43:c9c6 (no PTR)
- 2606:4700:3036::6815:4a65 (no PTR)
Mail Server IPs
- 170.10.128.141 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.242 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.221 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.221 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.141 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.242 ↩ us-smtp-inbound-1.mimecast.com
SOA Record
Raw SOA
galilea.ns.cloudflare.com dns.cloudflare.com 2404528372 10000 2400 604800 1800
Primary NS (mname)
galilea.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2404528372
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
galilea.ns.cloudflare.com
kevin.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:us._netblocks.mimecast.com include:sendgrid.net include:_spf.intacct.com include:relay.mailchannels.net -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 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- 0ed1fe018aebb031a1ade04596ab2770a7c848487b
- MS=ms28213978
- google-site-verification=ecc_ssdSWU8oOokNnxPOWoyPb_Y_YmiMWzPxPH7ESto
- SPFv=spf1 include:spf.protection.outlook.com include:us._netblocks.mimecast.com include:sendgrid.net include:_spf.intacct.com include:relay.mailchannels.net -all
- v=verifydomain MS=2957204
Full email verification for rosenberghvac.com
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