Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
carerx.ca
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-20 06:36:27 UTC · ↺ Refresh
MX Hostnames
- ca-smtp-inbound-1.mimecast.com
- ca-smtp-inbound-2.mimecast.com
MX Priorities
- ca-smtp-inbound-2.mimecast.com: 10
- ca-smtp-inbound-1.mimecast.com: 10
A / AAAA Records
- 172.67.71.130 (no PTR)
- 104.26.5.9 (no PTR)
- 104.26.4.9 (no PTR)
- 2606:4700:20::681a:509 (no PTR)
- 2606:4700:20::ac43:4782 (no PTR)
- 2606:4700:20::681a:409 (no PTR)
Mail Server IPs
- 170.10.146.242 ↩ ca-smtp-delivery-2.mimecast.com
- 170.10.144.242 ↩ ca-smtp-delivery-2.mimecast.com
SOA Record
Raw SOA
demi.ns.cloudflare.com dns.cloudflare.com 2398599731 10000 2400 604800 1800
Primary NS (mname)
demi.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398599731
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
howard.ns.cloudflare.com
demi.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:104.36.8.2 ip4:104.36.8.12 ip4:104.36.8.14 ip4:216.138.239.68 ip4:216.138.239.91 ip4:20.104.229.171 ip4:40.92.0.0/15 ip4:40.107.0.0/16 ip4:52.100.0.0/14 ip4:104.47.0.0/17 ip4:206.152.14.54 ip4:204.14.234.64/28 ip4:204.14.232.64/28 ip4:182.50.78.64/28 ip4:96.43.144.64/31 ip4:96.43.148.64/31 include:ca._netblocks.mimecast.com include:spf.protection.outlook.com include:_spf.salesforce.com include:_spf.ultipro.com include:_spf.createsend.com -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
✓ 2 found
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
8 records- MS=ms61248865
- google-gws-recovery-domain-verification=51805110
- google-site-verification=TerEnRb9o0IxmDlReL-VcPtKFLYUyhtr_vhrlpE0Qr4
- irn80v7419k0s27kh6cbb3qlsv
- knowbe4-site-verification=31d8f2c520f7655ff009de0dadb7933f
- smartsheet-site-validation=1n32UIg6pziiv4rF_8b3CmWmBrIouYeo
- SPFv=spf1 ip4:104.36.8.2 ip4:104.36.8.12 ip4:104.36.8.14 ip4:216.138.239.68 ip4:216.138.239.91 ip4:20.104.229.171 ip4:40.92.0.0/15 ip4:40.107.0.0/16 ip4:52.100.0.0/14 ip4:104.47.0.0/17 ip4:206.152.14.54 ip4:204.14.234.64/28 ip4:204.14.232.64/28 ip4:182.50.78.64/28 ip4:96.43.144.64/31 ip4:96.43.148.64/31 include:ca._netblocks.mimecast.com include:spf.protection.outlook.com include:_spf.salesforce.com include:_spf.ultipro.com include:_spf.createsend.com -all
- 743ol0gndikc5c06g6435d0ghg
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