Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
avalonhcs.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 05:22:02 UTC · ↺ Refresh
MX Hostnames
- avalonhcs-com.mail.protection.outlook.com
MX Priorities
- avalonhcs-com.mail.protection.outlook.com: 1
A / AAAA Records
- 141.193.213.21 (no PTR)
- 141.193.213.20 (no PTR)
Mail Server IPs
- 52.101.194.12 ↩ mail-ch0pr04cu00504.inbound.protection.outlook.com
- 52.101.41.22 ↩ mail-sj2pr05cu00406.inbound.protection.outlook.com
- 52.101.41.54 ↩ mail-sj2pr05cu00506.inbound.protection.outlook.com
- 52.101.8.51 ↩ mail-dm1pr04cu00203.inbound.protection.outlook.com
- 2a01:111:f403:c922::2 ↩ mail-bl0pr02cu00702.inbound.protection.outlook.com
- 2a01:111:f403:f910:: ↩ mail-cy5pr03cu00300.inbound.protection.outlook.com
- 2a01:111:f403:c902::1 ↩ mail-sj2pr05cu00401.inbound.protection.outlook.com
- 2a01:111:f403:c902::3 ↩ mail-sj0pr03cu01703.inbound.protection.outlook.com
SOA Record
Raw SOA
ns-1441.awsdns-52.org awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1441.awsdns-52.org
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-325.awsdns-40.com
ns-571.awsdns-07.net
ns-1441.awsdns-52.org
ns-1745.awsdns-26.co.uk
SPF Record
✓ Strict (-all)
v=spf1 ip4:54.227.147.217 ip4:54.240.44.152 ip4:54.240.44.153 ip4:52.21.243.126 ip4:198.207.147.224/27 ip4:204.239.0.224/27 ip4:216.230.14.224/27 ip4:97.76.212.74/32 include:spf.protection.outlook.com include:emsd1.com include:amazonses.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected],mailto:[email protected]; pct=100; fo=1;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],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
7 records- openai-domain-verification=dv-DBWjYXTqbwRcQMBRVNMbz6yn
- slack-domain-verification=YoIjrv6t26neUrl0hqmWzR2x4GehDcmyfnPmkpZC
- smartsheet-site-validation=LfVgitxxG3byL0SbO9Yo0lAfpkPNzvkF
- SPFv=spf1 ip4:54.227.147.217 ip4:54.240.44.152 ip4:54.240.44.153 ip4:52.21.243.126 ip4:198.207.147.224/27 ip4:204.239.0.224/27 ip4:216.230.14.224/27 ip4:97.76.212.74/32 include:spf.protection.outlook.com include:emsd1.com include:amazonses.com -all
- atlassian-domain-verification=e7Cotx/A0eA0PSCVOzKTkvpwRNct3/naj23Um9FATSgp//orbKXW1TjCvn9uLlOJ
- google-site-verification=kk8GUREUao7amS0ME0bxbCuYxbPfwV7Yg8xpApm2ZRw
- logmein-verification-code=Y8Nnuzgvi0zdOxlPbGlJTWhRl
Full email verification for avalonhcs.com
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