Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
aalrr.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-24 20:31:20 UTC · ↺ Refresh
MX Hostnames
- us-smtp-inbound-1.mimecast.com
- us-smtp-inbound-2.mimecast.com
MX Priorities
- us-smtp-inbound-2.mimecast.com: 10
- us-smtp-inbound-1.mimecast.com: 10
A / AAAA Records
- 72.32.131.23 ↩ www-dispatch.firmseek.com
- 216.157.108.97 ↩ d89d6c61.client-ipv4.firmseek.net
Mail Server IPs
- 170.10.128.242 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.221 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.242 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.221 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.141 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.141 ↩ us-smtp-inbound-2.mimecast.com
SOA Record
Raw SOA
marvin.ns.cloudflare.com dns.cloudflare.com 2399677744 10000 2400 604800 1800
Primary NS (mname)
marvin.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399677744
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
marvin.ns.cloudflare.com
pola.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:64.60.53.66 ip4:64.60.53.67 include:spf.protection.outlook.com include:us._netblocks.mimecast.com include:_spf.psm.knowbe4.com include:servers.mcsv.net include:mail.zendesk.com include:19906692.spf07.hubspotemail.net include:lists.firmseek.com include:mail-out.firmseek.com include:_spf.sendergen.com -all
📊 DNS lookups: 9/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected];
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._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
3 records- EFjgneU52wLeSEtGlCAU
- MS=477019214AB39D3E4CCD55C0D08277DC1C7C821C
- SPFv=spf1 ip4:64.60.53.66 ip4:64.60.53.67 include:spf.protection.outlook.com include:us._netblocks.mimecast.com include:_spf.psm.knowbe4.com include:servers.mcsv.net include:mail.zendesk.com include:19906692.spf07.hubspotemail.net include:lists.firmseek.com include:mail-out.firmseek.com include:_spf.sendergen.com -all
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