Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
rsd.net
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-20 02:03:15 UTC · ↺ Refresh
MX Hostnames
- us-smtp-inbound-2.mimecast.com
- us-smtp-inbound-1.mimecast.com
MX Priorities
- us-smtp-inbound-2.mimecast.com: 10
- us-smtp-inbound-1.mimecast.com: 10
A / AAAA Records
- 104.18.0.88 (no PTR)
- 104.18.1.88 (no PTR)
- 2606:4700::6812:158 (no PTR)
- 2606:4700::6812:58 (no PTR)
Mail Server IPs
- 170.10.128.141 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.221 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.221 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.242 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.141 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.242 ↩ us-smtp-inbound-1.mimecast.com
SOA Record
Raw SOA
clarissa.ns.cloudflare.com dns.cloudflare.com 2399386476 10000 2400 604800 1800
Primary NS (mname)
clarissa.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399386476
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
rex.ns.cloudflare.com
clarissa.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:74.202.204.204 ip4:40.90.242.7 ip4:40.90.242.8 ip4:40.90.247.53 ip4:52.147.210.224/28 include:spf.protection.outlook.com include:us._netblocks.mimecast.com ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=100; ruf=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
13 records- vmware-cloud-verification-76a37a74-d4f3-415f-9fc9-58e7cd1e2ab1
- 8VEv4qqWmv6rPY2EYuQ4lefYyRo2BXHjS697RXLWGw2MRFO4yrFjMqOexSdzsaLqaYE4fgep0GQCKFbMncrUyg==
- MS=1FA2EB6B1D5699C4A60E45BE64321F5C5AF98DCB
- MS=ms48633918
- a8n5ilf3mkl103fqdi8hcg2bu2
- adobe-idp-site-verification=3e537469b98a9d5173aeb9d1762bb472965540a077355cf08678690566121da0
- apple-domain-verification=aLTNXLDugt8-JLtZ2Ee9watvfYWcyndnR7DEA8_t2ec
- cisco-ci-domain-verification=1b23727e3bd9b97e50af7a67910a7181d1954d6e4305a3f381417f1591935118
- google-site-verification=H3Q5tUnXgVzEH3xrBSh7r5dUsI5BOSUNh5tBTqxmsYk
- google-site-verification=aWjeCJ27PqltQAKFpHDtpVZbjQyIB_N86RsgMY3YHbk
- gslqs741f83mfj18ejcna16kk9
- n64q589gbpmfprna3u3s5sg129
- SPFv=spf1 ip4:74.202.204.204 ip4:40.90.242.7 ip4:40.90.242.8 ip4:40.90.247.53 ip4:52.147.210.224/28 include:spf.protection.outlook.com include:us._netblocks.mimecast.com ~all
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