Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
helwigcarbon.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 16:46:06 UTC · ↺ Refresh
MX Hostnames
- helwigcarbon-com.mail.protection.outlook.com
MX Priorities
- helwigcarbon-com.mail.protection.outlook.com: 0
A / AAAA Records
- 104.21.44.49 (no PTR)
- 172.67.195.22 (no PTR)
- 2606:4700:3037::ac43:c316
- 2606:4700:3037::6815:2c31
Mail Server IPs
- 52.101.11.2 ↩ mail-sn1pr03cu00102.inbound.protection.outlook.com
- 52.101.10.1 ↩ mail-bn6pr02cu00301.inbound.protection.outlook.com
- 40.93.192.1 ↩ mail-dm5pr02cu00201.inbound.protection.outlook.com
- 52.101.40.6 ↩ mail-cy1pr03cu00106.inbound.protection.outlook.com
- 2a01:111:f403:f909:: ↩ mail-bn6pr04cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f805::1 ↩ mail-co1pr03cu00301.inbound.protection.outlook.com
- 2a01:111:f403:f901:: ↩ mail-mn2pr04cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c902::4 ↩ mail-sj0pr03cu01504.inbound.protection.outlook.com
SOA Record
Raw SOA
mark.ns.cloudflare.com dns.cloudflare.com 2397014995 10000 2400 604800 1800
Primary NS (mname)
mark.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2397014995
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
rachel.ns.cloudflare.com
mark.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 mx a ip4:12.76.214.66 ip4:216.38.5.111 include:spf.protection.outlook.com include:zcsend.net -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; rua=mailto:[email protected],mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected]; rf=afrf; ri=86400
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected],mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._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
7 records- firebase=bpkprobe
- google-site-verification=dlzcjkeB1T8PFrqX-icUxWDEylOr4Y1fHgcodX9x6CQ
- logmein-verification-code=a76c8913-2c1e-4593-9735-49faad3fdead
- SPFv=spf1 mx a ip4:12.76.214.66 ip4:216.38.5.111 include:spf.protection.outlook.com include:zcsend.net -all
- x8y963x617j54sy2y0hfwnh1bh97dgbn
- 0ed1fe018a27d3e5a5acbc4e4998eba115006b8869
- MS=ms99186056
Full email verification for helwigcarbon.com
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