Live data — DNS records and disposable check were just fetched and saved.
Domain Overview
DNS: ⚡ live
Checker: ⚡ live
rpblaw.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-06-03 07:48:52 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
- 209.59.189.217 ↩ host.onlinestrategygroup.com
Mail Server IPs
- 170.10.128.242 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.141 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.221 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.221 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.242 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.141 ↩ us-smtp-inbound-1.mimecast.com
SOA Record
Raw SOA
ns79.worldnic.com namehost\@worldnic.com 124100818 10800 3600 604800 3600
Primary NS (mname)
ns79.worldnic.com
Admin Email (rname)
namehost\@worldnic@com
Serial
124100818
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns80.worldnic.com
ns79.worldnic.com
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:44.229.96.172 ip4:24.199.17.154 ip4:170.10.129.0/24 include:spf.protection.outlook.com include:_netblocks.mimecast.com ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
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
5 records- duo_sso_verification=0WA5D2BGqC7VtlnGrFEicN7KRDpmZmGNZYrLJ4BmQo2XsGQAng884q5duN3m7Kez
- T/zSQfArL9OQq+JUciX55tL7f6352YFRtUfBEZPBOhAATKq1lBLmiZF0d9rsp182EGKonnSKBryhxd8aJz3PEw==
- 1u80if2pm8qioqeaprrga07ov2
- MS=D81E160AFB394048ED3D7DF1B29B650EEA82AD98
- SPFv=spf1 ip4:44.229.96.172 ip4:24.199.17.154 ip4:170.10.129.0/24 include:spf.protection.outlook.com include:_netblocks.mimecast.com ~all
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