Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
redrobin.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-24 04:55:32 UTC · ↺ Refresh
MX Hostnames
- redrobin-com.mail.protection.outlook.com
MX Priorities
- redrobin-com.mail.protection.outlook.com: 10
A / AAAA Records
- 13.248.135.53 ↩ a05e6ff88cf56333f.awsglobalaccelerator.com
Mail Server IPs
- 52.101.9.24 ↩ mail-bl2pr02cu00400.inbound.protection.outlook.com
- 52.101.41.58 ↩ mail-sj0pr02cu00102.inbound.protection.outlook.com
- 52.101.40.2 ↩ mail-cy1pr05cu00402.inbound.protection.outlook.com
- 52.101.50.13 ↩ mail-mw2pr02cu00605.inbound.protection.outlook.com
- 2a01:111:f403:c92c::2 ↩ mail-dm2pr04cu00102.inbound.protection.outlook.com
- 2a01:111:f403:c927:: ↩ mail-bn6pr21cu00500.inbound.protection.outlook.com
- 2a01:111:f403:f902:: ↩ mail-bl2pr04cu00100.inbound.protection.outlook.com
- 2a01:111:f403:f90f::1 ↩ mail-sa9pr04cu00201.inbound.protection.outlook.com
SOA Record
Raw SOA
ns-1642.awsdns-13.co.uk awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1642.awsdns-13.co.uk
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-1642.awsdns-13.co.uk
ns-410.awsdns-51.com
ns-950.awsdns-54.net
ns-1345.awsdns-40.org
SPF Record
✓ Strict (-all)
v=spf1 mx ip4:130.250.135.134 ip4:130.250.135.135 ip4:23.21.109.197 ip4:23.21.109.212 ip4:147.160.167.0/26 ip4:74.120.117.129 include:spf.protection.outlook.com include:sendgrid.net include:_spf.salesforce.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; pct=100; rua=mailto:[email protected]; sp=none; aspf=r;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
5 records- SPFv=spf1 mx ip4:130.250.135.134 ip4:130.250.135.135 ip4:23.21.109.197 ip4:23.21.109.212 ip4:147.160.167.0/26 ip4:74.120.117.129 include:spf.protection.outlook.com include:sendgrid.net include:_spf.salesforce.com -all
- atlassian-domain-verification=pEqLRNOezBUET+vkFJ1CBfAG7p3Y3r4qnfqb5bqUEJ8jwj+IeZC16CvW7t8LQm9c
- facebook-domain-verification=uddgym2hgzs7a75bby8l6v5o5uqhyk
- openai-domain-verification=dv-QRSfj6TLx6BaofPWjD7DfF9C
- twilio-domain-verification=f8fc90ed58c2e1dedf0c756c1b45ebbe
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