Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
buildoldschool.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-02 09:14:57 UTC · ↺ Refresh
MX Hostnames
- buildoldschool-com.mail.protection.outlook.com
- mx30.antispam.mailspamprotection.com
- mx10.antispam.mailspamprotection.com
- mx20.antispam.mailspamprotection.com
MX Priorities
- mx30.antispam.mailspamprotection.com: 30
- buildoldschool-com.mail.protection.outlook.com: 0
- mx20.antispam.mailspamprotection.com: 20
- mx10.antispam.mailspamprotection.com: 10
A / AAAA Records
- 35.208.98.130
Mail Server IPs
- 34.111.121.216 ↩ 216.121.111.34.bc.googleusercontent.com
- 52.101.41.183 ↩ mail-byapr04cu00307.inbound.protection.outlook.com
- 52.101.11.13 ↩ mail-sn1pr0501cu00205.inbound.protection.outlook.com
- 52.101.10.12 ↩ mail-bn1pr21cu00204.inbound.protection.outlook.com
- 52.101.11.2 ↩ mail-sn1pr03cu00102.inbound.protection.outlook.com
- 2a01:111:f403:c927::1 ↩ mail-bn8pr05cu00301.inbound.protection.outlook.com
- 2a01:111:f403:c946:: ↩ mail-ch5pr02cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f905::3 ↩ mail-dm5pr02cu00203.inbound.protection.outlook.com
- 2a01:111:f403:c922::1 ↩ mail-bl0pr05cu00501.inbound.protection.outlook.com
- 34.120.156.61 ↩ 61.156.120.34.bc.googleusercontent.com
- 34.149.79.66
SOA Record
Raw SOA
ns1.siteground.net admins.siteground.com 110 10800 3600 1209600 3600
Primary NS (mname)
ns1.siteground.net
Admin Email (rname)
admins@siteground.com
Serial
110
Refresh
10800s
Retry
3600s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
ns1.siteground.net
ns2.siteground.net
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:mailgun.org -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; aspf=r; adkim=r;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
default._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
4 records- SPFv=spf1 include:spf.protection.outlook.com include:mailgun.org -all
- google-site-verification=KfQV5pns5W1YhJOBpvLwggOzG1TZJ8XqsiMAtt1zNMo
- MS=ms11237882
- google-site-verification=7xRrwcrUUa-ZmxUSiii-YOkO1nlWWyC5auSe-xm5dwM
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