Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
bullground.mx
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-24 20:44:19 UTC · ↺ Refresh
MX Hostnames
- bullground-mx.mail.protection.outlook.com
MX Priorities
- bullground-mx.mail.protection.outlook.com: 0
A / AAAA Records
- 198.202.211.1 (no PTR)
Mail Server IPs
- 52.101.42.18 ↩ mail-co1pr03cu00302.inbound.protection.outlook.com
- 52.101.41.28 ↩ mail-sj0pr03cu01504.inbound.protection.outlook.com
- 52.101.41.0 ↩ mail-byapr05cu00400.inbound.protection.outlook.com
- 52.101.50.4 ↩ mail-co1pr03cu00404.inbound.protection.outlook.com
- 2a01:111:f403:c92c::4 ↩ mail-dm6pr05cu00404.inbound.protection.outlook.com
- 2a01:111:f403:f903:: (no PTR)
- 2a01:111:f403:f902::2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
- 2a01:111:f403:c922::1 ↩ mail-bl0pr05cu00501.inbound.protection.outlook.com
SOA Record
Raw SOA
dns1.p01.nsone.net hostmaster.nsone.net 1703705403 43200 7200 1209600 3600
Primary NS (mname)
dns1.p01.nsone.net
Admin Email (rname)
hostmaster@nsone.net
Serial
1703705403
Refresh
43200s
Retry
7200s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
dns4.p03.nsone.net
ns01.squarespacedns.com
dns1.p03.nsone.net
dns2.p03.nsone.net
dns3.p03.nsone.net
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1;p=quarantine;pct=100;rua=mailto:[email protected];ruf=mailto:[email protected]; adkim=r;aspf=r;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._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
5 records- SPFv=spf1 include:spf.protection.outlook.com ~all
- MS=ms51212398
- ca3-3390a443cc784034876a8b36e30ee402
- slack-domain-verification=njAEiHJwYoq3f4ViONWTiS09iJVSRZpkRB0MPiTF
- anthropic-domain-verification-md6390=33gcXLYQCz3Gwb4WQ60yRWGfA
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