Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
dhr-rgv.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-28 07:26:13 UTC · ↺ Refresh
MX Hostnames
- usb-smtp-inbound-2.mimecast.com
- usb-smtp-inbound-1.mimecast.com
MX Priorities
- usb-smtp-inbound-2.mimecast.com: 10
- usb-smtp-inbound-1.mimecast.com: 10
A / AAAA Records
- 104.21.6.119 (no PTR)
- 172.67.134.211 (no PTR)
- 2606:4700:3033::ac43:86d3 (no PTR)
- 2606:4700:3030::6815:677 (no PTR)
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
kevin.ns.cloudflare.com dns.cloudflare.com 2399804908 10000 2400 604800 1800
Primary NS (mname)
kevin.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399804908
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
violet.ns.cloudflare.com
kevin.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:216.183.41.13 include:usb._netblocks.mimecast.com include:servers.mcsv.net ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected];
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 3 found
k1._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: k1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
23 records- duo_sso_verification=XtPHkpAQLhWfGICRPOGumW3v04gcBArZiILU77RFGSB4jZEH9CwpkfXPEshW12ii
- google-site-verification=L1KY_z6oBSrLMPa1mBRn2aW7aZPCBiez1TKSaqnejTw
- MS=ms98734593
- google-site-verification=w73CiAP_ikj6TSelM9dhIcEReBtA8dIdFKltEACktQQ
- 7revia988bj6u4ra6e86558pi5
- adobe-idp-site-verification=5092618ca4db46ca44d30dfa42a816daa7da8c63b4f8c0d585acc0abfd5577b7
- apple-domain-verification=bOhpXc3PrXdh6EJv
- 0ed1fe018afb5df5d08a624341a40648118e5978e8
- ciscocidomainverification=7b35ef72f17bfadc455b0d3f20b06bef00b6af98d2eb419cfc08e07244baa499
- docusign=268cce08-4829-40c9-8e7f-406255e7cf9b
- smartsheet-site-validation=AcYDa_NNt2n6LDKKj4-4PZ8HERaC2DYc
- cisco-ci-domain-verification=5ecba8cc69c48165bd59f528a4bdc856730c67f56798440e171cebbe82b9c110
- tmes=b88cc747d061d56ada1cf2d794594329
- google-site-verification=SXmaGA6wB7pPLbEUvyn8SCbAMbQtYFUm9tzE2l7ppC0
- MS=6588E20485617E7759FB18E12C6515EF0A046486
- apple-domain-verification=po9pIN5O0xCYGWkN
- trend-micro-v1-domain-verification.27cba82c4d1444d2d130c9f93e04d3ac=e36a00c9-3bc1-4132-875c-b9d4b38a044a
- SZHXVTQPRW3JFZPWDNJJD8U9YQYXLC4IGX89LIX1
- SPFv=spf1 ip4:216.183.41.13 include:usb._netblocks.mimecast.com include:servers.mcsv.net ~all
- uk9queb5a9gc4ji96cenv894j8
- onetrust-domain-verification=b68caea9f21945ad869e6ad491fba402
- mandrill_verify.ze5Tceqj1PGYJtEXikCMbg
- apple-domain-verification=nR3ota0tFrI6PpcI
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