Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
circdata.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 03:34:59 UTC · ↺ Refresh
MX Hostnames
- circdata-com.mail.protection.outlook.com
MX Priorities
- circdata-com.mail.protection.outlook.com: 5
A / AAAA Records
- 20.254.56.52 (no PTR)
Mail Server IPs
- 52.101.89.1 ↩ mail-lo0p265cu00201.inbound.protection.outlook.com
- 52.101.89.2 ↩ mail-lo3p265cu00302.inbound.protection.outlook.com
- 52.101.89.0 ↩ mail-lo2p265cu02300.inbound.protection.outlook.com
- 52.101.99.2 ↩ mail-cwxp265cu00502.inbound.protection.outlook.com
- 2a01:111:f403:ca0b::2 ↩ mail-lo0p265cu00202.inbound.protection.outlook.com
- 2a01:111:f403:ca0b::1 ↩ mail-lo3p265cu00301.inbound.protection.outlook.com
- 2a01:111:f403:ca1a:: ↩ mail-cwxp265cu00500.inbound.protection.outlook.com
- 2a01:111:f403:ca1a::1 ↩ mail-cwxp265cu00601.inbound.protection.outlook.com
SOA Record
Raw SOA
dns02.opal-solutions.com hostmaster.opal-solutions.com 2025100101 14400 3600 604800 14400
Primary NS (mname)
dns02.opal-solutions.com
Admin Email (rname)
hostmaster@opal-solutions.com
Serial
2025100101
Refresh
14400s
Retry
3600s
Expire
604800s
Minimum TTL
14400s
Nameservers (NS)
dns03.opal-solutions.com
dns01.opal-solutions.com
dns02.opal-solutions.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 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
6 records- atn1t7kggcb1vvpgihdl9eoofd
- atlassian-domain-verification=nfoMKawqxRVCamegsYH8ncRai1RfQJUILEb4KlI2Fizh4Yv4dU7Eh9EkOy0fE4ky
- MS=ms26455264
- MS=ms18027929
- MS=1EEB75B1FF29B92664EE5B71585D96E42D80E9EE
- SPFv=spf1 include:spf.protection.outlook.com -all
Full email verification for circdata.com
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