Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
ra.kroll.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-27 22:35:55 UTC · ↺ Refresh
MX Hostnames
- usb-smtp-inbound-2.mimecast.com
- usb-smtp-inbound-1.mimecast.com
MX Priorities
- usb-smtp-inbound-1.mimecast.com: 10
- usb-smtp-inbound-2.mimecast.com: 10
A / AAAA Records
- 99.84.160.16 ↩ server-99-84-160-16.jfk50.r.cloudfront.net
- 99.84.160.114 ↩ server-99-84-160-114.jfk50.r.cloudfront.net
- 99.84.160.46 ↩ server-99-84-160-46.jfk50.r.cloudfront.net
- 99.84.160.48 ↩ server-99-84-160-48.jfk50.r.cloudfront.net
Mail Server IPs
- 170.10.150.242 ↩ usb-smtp-delivery-2.mimecast.com
- 170.10.152.242 ↩ usb-smtp-delivery-2.mimecast.com
SOA Record
Raw SOA
ns-1819.awsdns-35.co.uk awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1819.awsdns-35.co.uk
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-8.awsdns-01.com
ns-1017.awsdns-63.net
ns-1347.awsdns-40.org
ns-1819.awsdns-35.co.uk
SPF Record
✓ Soft Fail (~all)
v=spf1 include:amazonses.com include:spf.constantcontact.com include:sendgrid.net include:usb._netblocks.mimecast.com include:_spf.salesforce.com ip4:167.89.14.200 ip4:167.89.19.49 ip4:167.89.20.110 ip4:167.89.20.111 ip4:149.72.75.195 ~all
📊 DNS lookups: 5/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100;
✓ Reject — strongest protection
📋 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
2 records- google-site-verification=iE3PFQ_eWa3zhpRW7vJkZQ2hRmCHXsmjGTlqQp-IPnE
- SPFv=spf1 include:amazonses.com include:spf.constantcontact.com include:sendgrid.net include:usb._netblocks.mimecast.com include:_spf.salesforce.com ip4:167.89.14.200 ip4:167.89.19.49 ip4:167.89.20.110 ip4:167.89.20.111 ip4:149.72.75.195 ~all
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