Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
heraldextra.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-28 12:45:22 UTC · ↺ Refresh
MX Hostnames
- heraldextra-com.mail.protection.outlook.com
MX Priorities
- heraldextra-com.mail.protection.outlook.com: 10
A / AAAA Records
- 54.236.214.133 ↩ ec2-54-236-214-133.compute-1.amazonaws.com
- 52.6.71.12 ↩ ec2-52-6-71-12.compute-1.amazonaws.com
Mail Server IPs
- 52.101.9.21 ↩ mail-bl2pr04cu00205.inbound.protection.outlook.com
- 52.101.9.5 ↩ mail-mn2pr04cu00205.inbound.protection.outlook.com
- 52.101.42.18 ↩ mail-co1pr03cu00302.inbound.protection.outlook.com
- 52.101.9.17 (no PTR)
- 2a01:111:f403:c946::5 ↩ mail-ch4pr21cu00105.inbound.protection.outlook.com
- 2a01:111:f403:f90b:: ↩ mail-bn6pr04cu00100.inbound.protection.outlook.com
- 2a01:111:f403:f90d:: ↩ mail-sn1pr0501cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c902::6 ↩ mail-sj0pr21cu00106.inbound.protection.outlook.com
SOA Record
Raw SOA
ns-179.awsdns-22.com awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-179.awsdns-22.com
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-179.awsdns-22.com
ns-914.awsdns-50.net
ns-1029.awsdns-00.org
ns-1567.awsdns-03.co.uk
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spf.mandrillapp.com -all
📊 DNS lookups: 2/10
✓ 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
✓ 13 found
google._domainkey
selector1._domainkey
selector2._domainkey
default._domainkey
mail._domainkey
dkim._domainkey
k1._domainkey
s1._domainkey
s2._domainkey
zoho._domainkey
sendgrid._domainkey
mxvault._domainkey
amazonses._domainkey
⚠ Public key (p=) missing in DKIM record for selector google.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- google-site-verification=qNX5Enyf-BMAVf9EamjKMV-B4ctJsTCemTnV1R54GHs
- SPFv=spf1 include:spf.protection.outlook.com include:spf.mandrillapp.com -all
- google-site-verification=ck8G5UL6VHX00ZYtkDD_0sQMam6_OR-LCOOMHr4woCk
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