Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
rrts.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-19 14:11:22 UTC · ↺ Refresh
MX Hostnames
- us-smtp-inbound-1.mimecast.com
- us-smtp-inbound-2.mimecast.com
MX Priorities
- us-smtp-inbound-2.mimecast.com: 20
- us-smtp-inbound-1.mimecast.com: 20
A / AAAA Records
- 104.18.22.109 (no PTR)
- 104.18.23.109 (no PTR)
- 2606:4700::6812:166d (no PTR)
- 2606:4700::6812:176d (no PTR)
Mail Server IPs
- 170.10.132.242 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.141 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.221 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.221 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.242 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.141 ↩ us-smtp-inbound-1.mimecast.com
SOA Record
Raw SOA
ainsley.ns.cloudflare.com dns.cloudflare.com 2398308984 10000 2400 604800 1800
Primary NS (mname)
ainsley.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398308984
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
morgan.ns.cloudflare.com
ainsley.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:us._netblocks.mimecast.com include:spf.protection.outlook.com include:carrierspf.tenstreet.com include:bf04x.hubspotemail.net include:4849193.spf04.hubspotemail.net ip4:198.102.80.11 ip4:198.102.80.91 ip4:170.10.132.0/23 ip4:192.254.125.29 ip4:128.245.247.198 -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=100; rua=mailto:[email protected],mailto:[email protected],mailto:[email protected]; ri=86400; fo=1;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected],mailto:[email protected]
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
15 records- 4t66k5r76s2londld696mrh835
- 9f314d6fcadf455c849fcd9d18e4b879
- MS=ms12401747
- MS=ms46975889
- adobe-idp-site-verification=748ec0a223d96f1ac39d1d6372d7e53bf9347fc72eea7783d02b39fba3af5764
- anthropic-domain-verification-5zqv7b=5115dCSxpTcg5dbh6Jpa8lHXs
- cisco-ci-domain-verification=392305d21072395ec8962a4da02d2bbb6acd344dc987276f7a9602fc42cfc229
- docusign=d74063e3-8758-433f-9799-4332b41c5b14
- knowbe4-site-verification=cbbd4a7840469e4979af56880d311528
- logmein-verification-code=zkunQOcTCfK0T7P7PUEvJFETU
- no2l7q6FhTs6OWyeL2b1cTa1rvC57JAAGbT3Bcq9l4PPweCNJiwcJ8bQpjwPsECxLRvUrk8O6S8NZb+m35C9lg==
- r7tr2ug8hdt9snh2jkosov756a
- su7q766bnc2j9du1o18a9dj6uh
- SPFv=spf1 include:us._netblocks.mimecast.com include:spf.protection.outlook.com include:carrierspf.tenstreet.com include:bf04x.hubspotemail.net include:4849193.spf04.hubspotemail.net ip4:198.102.80.11 ip4:198.102.80.91 ip4:170.10.132.0/23 ip4:192.254.125.29 ip4:128.245.247.198 -all
- zoho-verification=zb23673038.zmverify.zoho.com
Full email verification for rrts.com
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