Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sierra-view.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 12:57:17 UTC · ↺ Refresh
MX Hostnames
- sierraviewmedical.mail.protection.outlook.com
MX Priorities
- sierraviewmedical.mail.protection.outlook.com: 10
A / AAAA Records
- 34.224.10.110 ↩ ec2-34-224-10-110.compute-1.amazonaws.com
- 52.11.37.152 ↩ ec2-52-11-37-152.us-west-2.compute.amazonaws.com
Mail Server IPs
- 52.101.9.21 ↩ mail-bl2pr04cu00205.inbound.protection.outlook.com
- 52.101.41.0 ↩ mail-byapr05cu00400.inbound.protection.outlook.com
- 52.101.194.4 ↩ mail-ch4pr04cu00104.inbound.protection.outlook.com
- 52.101.194.0 ↩ mail-ch5pr02cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c946::5 ↩ mail-ch4pr21cu00105.inbound.protection.outlook.com
- 2a01:111:f403:f802::1 ↩ mail-sj2pr05cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f913::1 ↩ mail-cy5pr05cu00101.inbound.protection.outlook.com
- 2a01:111:f403:c902::16 ↩ mail-byapr04cu00306.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1-04.azure-dns.com azuredns-hostmaster.microsoft.com 1 3600 300 2419200 300
Primary NS (mname)
ns1-04.azure-dns.com
Admin Email (rname)
azuredns-hostmaster@microsoft.com
Serial
1
Refresh
3600s
Retry
300s
Expire
2419200s
Minimum TTL
300s
Nameservers (NS)
ns2-04.azure-dns.net
ns3-04.azure-dns.org
ns4-04.azure-dns.info
ns1-04.azure-dns.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:192.41.177.253 ip4:192.41.177.7 ip4:192.41.177.253 ip4:24.176.230.10 ip4:47.47.84.50 ip4:192.41.177.252 ip4:192.41.177.113 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]; ruf=mailto:[email protected]; sp=none; fo=1;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 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- have-i-been-pwned-verification=dweb_zl1ej12e3leeu6twlab9hjhz
- bw=YMJXuPVH9jTxBdFWnSTBEUA9myUA/ob4o5fbtQa0Kpu9
- e2ma-verification=l5dfb
- sophos-domain-verification=149a2a6cbec7c481570cf03520e7ea3b38efa706feda97056b7386c266a20d8f
- atlassian-domain-verification=PPtxOGI9wq3/a0HfgCf3n4NmJu5HogcY/tE6jN9fu2o9EE1Gbm1KXZvf0sgINoZd
- SPFv=spf1 ip4:192.41.177.253 ip4:192.41.177.7 ip4:192.41.177.253 ip4:24.176.230.10 ip4:47.47.84.50 ip4:192.41.177.252 ip4:192.41.177.113 include:spf.protection.outlook.com -all
- google-site-verification=WKM8w2hg5Pq9eoyVDUOoiK6rRtrb_BOMnzmciFVXrYQ
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