Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
mascomabank.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-19 04:51:43 UTC · ↺ Refresh
MX Hostnames
- mascomabank-com.mail.protection.outlook.com
MX Priorities
- mascomabank-com.mail.protection.outlook.com: 0
A / AAAA Records
- 141.193.213.21 (no PTR)
- 141.193.213.20 (no PTR)
Mail Server IPs
- 52.101.42.18 ↩ mail-co1pr03cu00302.inbound.protection.outlook.com
- 52.101.194.19 ↩ mail-ch5pr02cu00303.inbound.protection.outlook.com
- 52.101.11.7 ↩ mail-sa9pr04cu00107.inbound.protection.outlook.com
- 52.101.9.14 ↩ mail-bl0pr03cu00206.inbound.protection.outlook.com
- 2a01:111:f403:f908::2 ↩ mail-bn8pr05cu00102.inbound.protection.outlook.com
- 2a01:111:f403:c902::6 ↩ mail-sj0pr21cu00106.inbound.protection.outlook.com
- 2a01:111:f403:f905::3 ↩ mail-dm5pr02cu00203.inbound.protection.outlook.com
- 2a01:111:f403:f90d:: ↩ mail-sn1pr0501cu00200.inbound.protection.outlook.com
SOA Record
Raw SOA
ns-558.awsdns-05.net awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-558.awsdns-05.net
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-1375.awsdns-43.org
ns-1759.awsdns-27.co.uk
ns-381.awsdns-47.com
ns-558.awsdns-05.net
SPF Record
✓ Strict (-all)
v=spf1 include:_u.mascomabank.com._spf.dmarcly.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; sp=reject; fo=0:1;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
DKIM Selectors
✓ 5 found
selector1._domainkey
selector2._domainkey
k1._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
3 records- _c814mcsdq5g8nabtsmsz7pk1iog5afp
- atlassian-domain-verification=0SwOr25GRWk4W8Jp8w40j5W4CSDd6Ij/8S5w9LMb4FXlcDXFFDADdotuImqohSFr
- SPFv=spf1 include:_u.mascomabank.com._spf.dmarcly.com -all
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