Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
esc15.net
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-01 09:12:51 UTC · ↺ Refresh
MX Hostnames
- esc15-net.mail.protection.outlook.com
MX Priorities
- esc15-net.mail.protection.outlook.com: 0
A / AAAA Records
- 104.17.71.73 (no PTR)
Mail Server IPs
- 52.101.8.51 ↩ mail-dm1pr04cu00203.inbound.protection.outlook.com
- 52.101.194.13 ↩ mail-ch0pr04cu00605.inbound.protection.outlook.com
- 52.101.11.7 ↩ mail-sa9pr04cu00107.inbound.protection.outlook.com
- 52.101.41.22 ↩ mail-sj2pr05cu00406.inbound.protection.outlook.com
- 2a01:111:f403:c91d::a ↩ mail-co1pr21cu00202.inbound.protection.outlook.com
- 2a01:111:f403:f905::4 ↩ mail-dm2pr04cu00404.inbound.protection.outlook.com
- 2a01:111:f403:f913:: ↩ mail-cy1pr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:f90c:: ↩ mail-sn1pr03cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
dexter.ns.cloudflare.com dns.cloudflare.com 2398753591 10000 2400 604800 1800
Primary NS (mname)
dexter.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398753591
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
hope.ns.cloudflare.com
dexter.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:64.209.144.3 include:_spf.esc15.net include:_spf.bbnotify.net include:_spf.google.com include:spf.protection.outlook.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; adkim=s; aspf=s; sp=reject;
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
DKIM Selectors
✓ 3 found
google._domainkey
selector1._domainkey
selector2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
10 records- duo_sso_verification=ir16KnPXLDBL8SdaJ4iPGlTqCLx9vWKeBLrkTtd6gF4u1u3G7b8t1nO9oKA1vnid
- google-site-verification=5yxIpMANNQIF75HU3agtOZQ4GL-AXptlFJKuC0JfTWs
- google-site-verification=yfbSs3tyRYlrJngyKHA8uqE-NBT8sVvvRWwKKi8YUBc
- google-site-verification=zsIdym4czkeMUWiTV7q1xfdyhzseBerSlxhpkPPlzSc
- SPFv=spf1 ip4:64.209.144.3 include:_spf.esc15.net include:_spf.bbnotify.net include:_spf.google.com include:spf.protection.outlook.com -all
- MS=ms23732727
- ZOOM_verify_HECcxDxLR4-VAc5D7QykLA
- a1cjjqoesns254mdrvhi1verbh
- adobe-idp-site-verification=330363753827ec02ce60de95f8d8bb5810f912b572d602109a26c25c538c7057
- apple-domain-verification=IIChLEzv4H04ctYt
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