Live data — DNS records and disposable check were just fetched and saved.
Domain Overview
DNS: ⚡ live
Checker: ⚡ live
r-jholdings.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-07-27 21:03:00 UTC · ↺ Refresh
MX Hostnames
- us-smtp-inbound-1.mimecast.com
- us-smtp-inbound-2.mimecast.com
MX Priorities
- us-smtp-inbound-1.mimecast.com: 10
- us-smtp-inbound-2.mimecast.com: 10
A / AAAA Records
- 207.191.22.88 (no PTR)
Mail Server IPs
- 170.10.132.242 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.221 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.141 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.141 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.221 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.242 ↩ us-smtp-inbound-1.mimecast.com
SOA Record
Raw SOA
ns25.worldnic.com namehost.worldnic.com 126071017 10800 3600 604800 3600
Primary NS (mname)
ns25.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
126071017
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns26.worldnic.com
ns25.worldnic.com
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:207.191.22.86 include:us._netblocks.mimecast.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate 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
✗ None detectedNo DKIM records found for common selectors — your provider may use a custom selector name.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
16 records- keh32sea6skqse6jtlk7i45dkn
- R6TV5PWTZ79W9V2UD8N4YNPMQ4VP4PGS
- 5bf3la88i6hv06nup32cd8oh0v
- anthropic-domain-verification-c0f45f=IQCfyFwemlnxds0AM3b5IyGL3
- asv=3856381ff9a61f2fd7bceefb22cc9b30
- dc8imikakhcc75rugii7cdboj0
- q50o5g1ld3brep5rbssd0f5g1k
- SPFv=spf1 ip4:207.191.22.86 include:us._netblocks.mimecast.com ~all
- MS=ms72260078
- 3856381ff9a61f2fd7bceefb22cc9b30
- 9h15ak4as0f2nnj464cfh6j0u7
- vq7k0eqjev6s7cr564jmierhcv
- ebv12gav4iuvd1c62s8cmam9eo
- kq7kis7viiptlecl8g9rp9rpsn
- ZOOM_verify_9nRl8qThFmAthQfRAht1hU
- uVaZVj9oFCnH9mDO+z1RWJMAe9r2LShkreOJr9Egxreyo3bJ7jwV46nhJ4gX/xEecn6xGAI+MV16soc20kkycA==
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