Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
shieldsrx.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-01 12:05:39 UTC · ↺ Refresh
MX Hostnames
- shieldsrx-com.mail.protection.outlook.com
MX Priorities
- shieldsrx-com.mail.protection.outlook.com: 0
A / AAAA Records
- 104.21.23.10 (no PTR)
- 172.67.208.68 (no PTR)
- 2606:4700:3037::ac43:d044 (no PTR)
- 2606:4700:3035::6815:170a (no PTR)
Mail Server IPs
- 52.101.41.54 ↩ mail-sj2pr05cu00506.inbound.protection.outlook.com
- 52.101.9.12 ↩ mail-bl0pr05cu00504.inbound.protection.outlook.com
- 52.101.42.16 ↩ mail-co1pr05cu00300.inbound.protection.outlook.com
- 52.101.41.3 ↩ mail-sj2pr05cu00103.inbound.protection.outlook.com
SOA Record
Raw SOA
lily.ns.cloudflare.com dns.cloudflare.com 2399951487 10000 2400 604800 1800
Primary NS (mname)
lily.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399951487
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
moura.ns.cloudflare.com
lily.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:52.3.160.57 ip4:129.213.169.163 ip4:129.213.161.164 ip4:132.226.127.117 ip4:50.239.69.210 ip4:4.28.86.178 include:spf.protection.outlook.com include:mail.zendesk.com include:docebosaas.com include:mg-spf.greenhouse.io include:aspmx.pardot.com include:_spf.salesforce.com include:_spf.psm.knowbe4.com -all
📊 DNS lookups: 7/10
✓ Hard fail (-all) — strict 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
✓ 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- MS=ms68752274
- _globalsign-domain-verification=-f5o_dqalyzSnbq6ZFf9p2Qfe4WQ1ItMpUH_qoXeoB
- _globalsign-domain-verification=meWlRSrHcCjbCBYAUjgzacPRVsrgdqClK34bYyJvYz
- sending_domain1061142=0733d5ceaf8bac790df2964af2f798b3a8b6ca22519ee6dc26cd3e1ab72c47b0
- _globalsign-domain-verification=d1pcLZmuaawfgtA7oP_2u8ZTISoXCbC8Q-Jj0D2BAY
- smartsheet-site-validation=401xi8PgI0xzqfPDtBK8j2ZWFpmdmMfZ
- 95777aqv0p6hql0joocl684kk5
- SPFv=spf1 ip4:52.3.160.57 ip4:129.213.169.163 ip4:129.213.161.164 ip4:132.226.127.117 ip4:50.239.69.210 ip4:4.28.86.178 include:spf.protection.outlook.com include:mail.zendesk.com include:docebosaas.com include:mg-spf.greenhouse.io include:aspmx.pardot.com include:_spf.salesforce.com include:_spf.psm.knowbe4.com -all
- docusign=b2ab4637-8141-4d2c-bf34-f434a31b60c8
- 00D41000000dUdi=1TBPj00000000Uf
- atlassian-domain-verification=pVNIz7o/0i9pFUueE0a1zMs5maart4jDrNB9YpVVSInULN7IY5kc2Njq6dkYPEM7
- docker-verification=e16f2b63-d175-4335-94fc-ee0c3434b8c6
- apple-domain-verification=ALE3sgPpMQw3tDMQ
Full email verification for shieldsrx.com
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