Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
riddell.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-22 18:23:21 UTC · ↺ Refresh
MX Hostnames
- emrsmta.messageone.com
- riddell-com.mail.protection.outlook.com
MX Priorities
- riddell-com.mail.protection.outlook.com: 5
- emrsmta.messageone.com: 90
A / AAAA Records
- 12.69.160.88 (no PTR)
Mail Server IPs
- 52.101.11.3 ↩ mail-sn1pr0501cu00103.inbound.protection.outlook.com
- 52.101.50.1 ↩ mail-co1pr05cu00401.inbound.protection.outlook.com
- 52.101.50.10 ↩ mail-mw2pr02cu00502.inbound.protection.outlook.com
- 52.101.9.14 ↩ mail-bl0pr03cu00206.inbound.protection.outlook.com
- 2a01:111:f403:c903::3 ↩ mail-mw2pr02cu00503.inbound.protection.outlook.com
- 2a01:111:f403:c91d::a ↩ mail-co1pr21cu00202.inbound.protection.outlook.com
- 2a01:111:f403:c946::2 ↩ mail-ch4pr04cu00102.inbound.protection.outlook.com
- 2a01:111:f403:f901::2 ↩ mail-bl2pr02cu00402.inbound.protection.outlook.com
- 34.231.224.240 ↩ emrsmta.messageone.com
SOA Record
Raw SOA
ns83.worldnic.com namehost.worldnic.com 126031810 10800 3600 604800 3600
Primary NS (mname)
ns83.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
126031810
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns84.worldnic.com
ns83.worldnic.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com ip4:12.69.160.2/32 ip4:216.185.150.96/27 ip4:216.185.150.152/32 -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; pct=100; p=quarantine
~ 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
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
11 records- ul1759nh8jfe8196j6664gt1jv
- 758oonqo15gokmhojvcv3c1e7
- qe88ndtt61c9e1mqcu60mum9r4
- detectify-verification=d159dd63e044e0b70062bca9be1df793
- 0ed1fe018a9695d669733f482cbb0ed6
- google-site-verification=ACdqz39f21R3Hw155n6Z14SXBkE8OLW3gLHgNuwrhvw
- facebook-domain-verification=6wzerwh5ngjpaheuyqvje2l0qrv65p
- 8djagng5f4nihm4gm1t6vl2e6m
- yixEaVIyMlOIMdHUuzgFvIMVLiDg0vEEqMkTrWmPvweV/cNzEld/z4hTkG7lOXAiRl/ahEi7ZmRMI9lwc8lrGw==
- jogjt3rmkahh1a1mdgita6v5sm
- SPFv=spf1 include:spf.protection.outlook.com ip4:12.69.160.2/32 ip4:216.185.150.96/27 ip4:216.185.150.152/32 -all
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